NEWS
author wenzelm
Mon, 23 May 2016 15:30:13 +0200
changeset 63113 fe31996e3898
parent 63094 056ea294c256
child 63116 32492105b015
child 63117 acb6d72fc42e
child 63120 629a4c5e953e
permissions -rw-r--r--
removed odd cases rule (see also 8cb42cd97579);
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Isabelle NEWS -- history of user-relevant changes
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=================================================
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(Note: Isabelle/jEdit shows a tree-view of the NEWS file in Sidekick.)
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New in this Isabelle version
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----------------------------
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*** General ***
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* Type-inference improves sorts of newly introduced type variables for
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the object-logic, using its base sort (i.e. HOL.type for Isabelle/HOL).
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Thus terms like "f x" or "\<And>x. P x" without any further syntactic context
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produce x::'a::type in HOL instead of x::'a::{} in Pure. Rare
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INCOMPATIBILITY, need to provide explicit type constraints for Pure
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types where this is really intended.
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* Simplified outer syntax: uniform category "name" includes long
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identifiers. Former "xname" / "nameref" / "name reference" has been
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discontinued.
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* Mixfix annotations support general block properties, with syntax
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"(\<open>x=a y=b z \<dots>\<close>". Notable property names are "indent", "consistent",
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"unbreakable", "markup". The existing notation "(DIGITS" is equivalent
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to "(\<open>indent=DIGITS\<close>". The former notation "(00" for unbreakable blocks
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is superseded by "(\<open>unbreabable\<close>" --- rare INCOMPATIBILITY.
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* New symbol \<circle>, e.g. for temporal operator.
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* Old 'header' command is no longer supported (legacy since
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Isabelle2015).
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*** Prover IDE -- Isabelle/Scala/jEdit ***
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* IDE support for the Isabelle/Pure bootstrap process, with the
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following independent stages:
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  src/Pure/ROOT0.ML
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  src/Pure/ROOT.ML
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  src/Pure/Pure.thy
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  src/Pure/ML_Bootstrap.thy
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The ML ROOT files act like quasi-theories in the context of theory
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ML_Bootstrap: this allows continuous checking of all loaded ML files.
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The theory files are presented with a modified header to import Pure
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from the running Isabelle instance. Results from changed versions of
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each stage are *not* propagated to the next stage, and isolated from the
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actual Isabelle/Pure that runs the IDE itself. The sequential
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dependencies of the above files are only relevant for batch build.
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* Highlighting of entity def/ref positions wrt. cursor.
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* Document markup works across multiple Isar commands, e.g. the results
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established at the end of a proof are properly identified in the theorem
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statement.
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62312
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*** Isar ***
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* Many specification elements support structured statements with 'if'
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eigen-context, e.g. 'axiomatization', 'definition', 'inductive',
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'function'.
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* Toplevel theorem statements support eigen-context notation with 'if' /
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'for' (in postix), which corresponds to 'assumes' / 'fixes' in the
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traditional long statement form (in prefix). Local premises are called
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"that" or "assms", respectively. Empty premises are *not* bound in the
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context: INCOMPATIBILITY.
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* Command 'define' introduces a local (non-polymorphic) definition, with
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optional abstraction over local parameters. The syntax resembles
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'definition' and 'obtain'. It fits better into the Isar language than
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old 'def', which is now a legacy feature.
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* Command 'obtain' supports structured statements with 'if' / 'for'
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context.
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* Command '\<proof>' is an alias for 'sorry', with different
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typesetting. E.g. to produce proof holes in examples and documentation.
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* The old proof method "default" has been removed (legacy since
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Isabelle2016). INCOMPATIBILITY, use "standard" instead.
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*** HOL ***
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* New abbreviations for negated existence (but not bounded existence):
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  \<nexists>x. P x \<equiv> \<not> (\<exists>x. P x)
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  \<nexists>!x. P x \<equiv> \<not> (\<exists>!x. P x)
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* The print mode "HOL" for ASCII syntax of binders "!", "?", "?!", "@"
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has been removed for output. It is retained for input only, until it is
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eliminated altogether.
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* (Co)datatype package:
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  - New commands for defining corecursive functions and reasoning about
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    them in "~~/src/HOL/Library/BNF_Corec.thy": 'corec', 'corecursive',
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    'friend_of_corec', and 'corecursion_upto'; and 'corec_unique' proof
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    method. See 'isabelle doc corec'.
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  - The predicator :: ('a => bool) => 'a F => bool is now a first-class
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    citizen in bounded natural functors
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  - 'primrec' now allows nested calls through the predicator in addition
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    to the map function.
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  - 'bnf' automatically discharges reflexive proof obligations
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  - 'bnf' outputs a slightly modified proof obligation expressing rel in
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       terms of map and set
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       (not giving a specification for rel makes this one reflexive)
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  - 'bnf' outputs a new proof obligation expressing pred in terms of set
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       (not giving a specification for pred makes this one reflexive)
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    INCOMPATIBILITY: manual 'bnf' declarations may need adjustment
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  - Renamed lemmas:
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      rel_prod_apply ~> rel_prod_inject
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      pred_prod_apply ~> pred_prod_inject
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    INCOMPATIBILITY.
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  - The "size" plugin has been made compatible again with locales.
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* Removed obsolete theorem nat_less_cases. INCOMPATIBILITY, use
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linorder_cases instead.
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* Renamed split_if -> if_split and split_if_asm -> if_split_asm to
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resemble the f.split naming convention, INCOMPATIBILITY.
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* Characters (type char) are modelled as finite algebraic type
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corresponding to {0..255}.
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  - Logical representation:
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    * 0 is instantiated to the ASCII zero character.
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    * All other characters are represented as "Char n"
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      with n being a raw numeral expression less than 256.
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    * Expressions of the form "Char n" with n greater than 255
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      are non-canonical.
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  - Printing and parsing:
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    * Printable characters are printed and parsed as "CHR ''\<dots>''"
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      (as before).
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    * The ASCII zero character is printed and parsed as "0".
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    * All other canonical characters are printed as "CHR 0xXX"
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      with XX being the hexadecimal character code.  "CHR n"
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      is parsable for every numeral expression n.
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    * Non-canonical characters have no special syntax and are
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      printed as their logical representation.
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  - Explicit conversions from and to the natural numbers are
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    provided as char_of_nat, nat_of_char (as before).
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  - The auxiliary nibble type has been discontinued.
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INCOMPATIBILITY.
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* Multiset membership is now expressed using set_mset rather than count.
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  - Expressions "count M a > 0" and similar simplify to membership
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    by default.
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  - Converting between "count M a = 0" and non-membership happens using
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    equations count_eq_zero_iff and not_in_iff.
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   157
9527ff088c15 more succint formulation of membership for multisets, similar to lists;
haftmann
parents: 62415
diff changeset
   158
  - Rules count_inI and in_countE obtain facts of the form
9527ff088c15 more succint formulation of membership for multisets, similar to lists;
haftmann
parents: 62415
diff changeset
   159
    "count M a = n" from membership.
9527ff088c15 more succint formulation of membership for multisets, similar to lists;
haftmann
parents: 62415
diff changeset
   160
9527ff088c15 more succint formulation of membership for multisets, similar to lists;
haftmann
parents: 62415
diff changeset
   161
  - Rules count_in_diffI and in_diff_countE obtain facts of the form
9527ff088c15 more succint formulation of membership for multisets, similar to lists;
haftmann
parents: 62415
diff changeset
   162
    "count M a = n + count N a" from membership on difference sets.
9527ff088c15 more succint formulation of membership for multisets, similar to lists;
haftmann
parents: 62415
diff changeset
   163
9527ff088c15 more succint formulation of membership for multisets, similar to lists;
haftmann
parents: 62415
diff changeset
   164
INCOMPATIBILITY.
9527ff088c15 more succint formulation of membership for multisets, similar to lists;
haftmann
parents: 62415
diff changeset
   165
62343
24106dc44def prefer abbreviations for compound operators INFIMUM and SUPREMUM
haftmann
parents: 62335
diff changeset
   166
* Compound constants INFIMUM and SUPREMUM are mere abbreviations now.
24106dc44def prefer abbreviations for compound operators INFIMUM and SUPREMUM
haftmann
parents: 62335
diff changeset
   167
INCOMPATIBILITY.
24106dc44def prefer abbreviations for compound operators INFIMUM and SUPREMUM
haftmann
parents: 62335
diff changeset
   168
62408
86f27b264d3d Conformal_mappings: a big development in complex analysis (+ some lemmas)
paulson <lp15@cam.ac.uk>
parents: 62407
diff changeset
   169
* More complex analysis including Cauchy's inequality, Liouville theorem,
63078
e49dc94eb624 Theory of polyhedra: faces, extreme points, polytopes, and the Krein–Milman
paulson <lp15@cam.ac.uk>
parents: 63066
diff changeset
   170
open mapping theorem, maximum modulus principle, Residue theorem, Schwarz Lemma.
e49dc94eb624 Theory of polyhedra: faces, extreme points, polytopes, and the Krein–Milman
paulson <lp15@cam.ac.uk>
parents: 63066
diff changeset
   171
e49dc94eb624 Theory of polyhedra: faces, extreme points, polytopes, and the Krein–Milman
paulson <lp15@cam.ac.uk>
parents: 63066
diff changeset
   172
* Theory of polyhedra: faces, extreme points, polytopes, and the Krein–Milman
e49dc94eb624 Theory of polyhedra: faces, extreme points, polytopes, and the Krein–Milman
paulson <lp15@cam.ac.uk>
parents: 63066
diff changeset
   173
Minkowski theorem.
62408
86f27b264d3d Conformal_mappings: a big development in complex analysis (+ some lemmas)
paulson <lp15@cam.ac.uk>
parents: 62407
diff changeset
   174
62358
0b7337826593 NEWS concerning 66a381d3f88f
haftmann
parents: 62357
diff changeset
   175
* "Gcd (f ` A)" and "Lcm (f ` A)" are printed with optional
0b7337826593 NEWS concerning 66a381d3f88f
haftmann
parents: 62357
diff changeset
   176
comprehension-like syntax analogously to "Inf (f ` A)" and "Sup (f ` A)".
0b7337826593 NEWS concerning 66a381d3f88f
haftmann
parents: 62357
diff changeset
   177
62345
e66d7841d5a2 further generalization and polishing
haftmann
parents: 62343
diff changeset
   178
* Class semiring_Lcd merged into semiring_Gcd.  INCOMPATIBILITY.
e66d7841d5a2 further generalization and polishing
haftmann
parents: 62343
diff changeset
   179
62376
85f38d5f8807 Rename ordered_comm_monoid_add to ordered_cancel_comm_monoid_add. Introduce ordreed_comm_monoid_add, canonically_ordered_comm_monoid and dioid. Setup nat, entat and ennreal as dioids.
hoelzl
parents: 62358
diff changeset
   180
* The type class ordered_comm_monoid_add is now called
85f38d5f8807 Rename ordered_comm_monoid_add to ordered_cancel_comm_monoid_add. Introduce ordreed_comm_monoid_add, canonically_ordered_comm_monoid and dioid. Setup nat, entat and ennreal as dioids.
hoelzl
parents: 62358
diff changeset
   181
ordered_cancel_comm_monoid_add. A new type class ordered_comm_monoid_add is
85f38d5f8807 Rename ordered_comm_monoid_add to ordered_cancel_comm_monoid_add. Introduce ordreed_comm_monoid_add, canonically_ordered_comm_monoid and dioid. Setup nat, entat and ennreal as dioids.
hoelzl
parents: 62358
diff changeset
   182
introduced as the combination of ordered_ab_semigroup_add + comm_monoid_add.
85f38d5f8807 Rename ordered_comm_monoid_add to ordered_cancel_comm_monoid_add. Introduce ordreed_comm_monoid_add, canonically_ordered_comm_monoid and dioid. Setup nat, entat and ennreal as dioids.
hoelzl
parents: 62358
diff changeset
   183
INCOMPATIBILITY.
85f38d5f8807 Rename ordered_comm_monoid_add to ordered_cancel_comm_monoid_add. Introduce ordreed_comm_monoid_add, canonically_ordered_comm_monoid and dioid. Setup nat, entat and ennreal as dioids.
hoelzl
parents: 62358
diff changeset
   184
85f38d5f8807 Rename ordered_comm_monoid_add to ordered_cancel_comm_monoid_add. Introduce ordreed_comm_monoid_add, canonically_ordered_comm_monoid and dioid. Setup nat, entat and ennreal as dioids.
hoelzl
parents: 62358
diff changeset
   185
* Introduced the type classes canonically_ordered_comm_monoid_add and dioid.
85f38d5f8807 Rename ordered_comm_monoid_add to ordered_cancel_comm_monoid_add. Introduce ordreed_comm_monoid_add, canonically_ordered_comm_monoid and dioid. Setup nat, entat and ennreal as dioids.
hoelzl
parents: 62358
diff changeset
   186
85f38d5f8807 Rename ordered_comm_monoid_add to ordered_cancel_comm_monoid_add. Introduce ordreed_comm_monoid_add, canonically_ordered_comm_monoid and dioid. Setup nat, entat and ennreal as dioids.
hoelzl
parents: 62358
diff changeset
   187
* Added topological_monoid
85f38d5f8807 Rename ordered_comm_monoid_add to ordered_cancel_comm_monoid_add. Introduce ordreed_comm_monoid_add, canonically_ordered_comm_monoid and dioid. Setup nat, entat and ennreal as dioids.
hoelzl
parents: 62358
diff changeset
   188
62652
7248d106c607 move Complete_Partial_Orders2 from AFP/Coinductive to HOL/Library
Andreas Lochbihler
parents: 62645
diff changeset
   189
* Library/Complete_Partial_Order2.thy provides reasoning support for
7248d106c607 move Complete_Partial_Orders2 from AFP/Coinductive to HOL/Library
Andreas Lochbihler
parents: 62645
diff changeset
   190
proofs about monotonicity and continuity in chain-complete partial
7248d106c607 move Complete_Partial_Orders2 from AFP/Coinductive to HOL/Library
Andreas Lochbihler
parents: 62645
diff changeset
   191
orders and about admissibility conditions for fixpoint inductions.
7248d106c607 move Complete_Partial_Orders2 from AFP/Coinductive to HOL/Library
Andreas Lochbihler
parents: 62645
diff changeset
   192
62352
35a9e1cbb5b3 separated potentially conflicting type class instance into separate theory
haftmann
parents: 62348
diff changeset
   193
* Library/Polynomial.thy contains also derivation of polynomials
35a9e1cbb5b3 separated potentially conflicting type class instance into separate theory
haftmann
parents: 62348
diff changeset
   194
but not gcd/lcm on polynomials over fields.  This has been moved
35a9e1cbb5b3 separated potentially conflicting type class instance into separate theory
haftmann
parents: 62348
diff changeset
   195
to a separate theory Library/Polynomial_GCD_euclidean.thy, to
35a9e1cbb5b3 separated potentially conflicting type class instance into separate theory
haftmann
parents: 62348
diff changeset
   196
pave way for a possible future different type class instantiation
35a9e1cbb5b3 separated potentially conflicting type class instance into separate theory
haftmann
parents: 62348
diff changeset
   197
for polynomials over factorial rings.  INCOMPATIBILITY.
35a9e1cbb5b3 separated potentially conflicting type class instance into separate theory
haftmann
parents: 62348
diff changeset
   198
62348
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   199
* Dropped various legacy fact bindings, whose replacements are often
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   200
of a more general type also:
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   201
  lcm_left_commute_nat ~> lcm.left_commute
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   202
  lcm_left_commute_int ~> lcm.left_commute
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   203
  gcd_left_commute_nat ~> gcd.left_commute
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   204
  gcd_left_commute_int ~> gcd.left_commute
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   205
  gcd_greatest_iff_nat ~> gcd_greatest_iff
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   206
  gcd_greatest_iff_int ~> gcd_greatest_iff
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   207
  coprime_dvd_mult_nat ~> coprime_dvd_mult
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   208
  coprime_dvd_mult_int ~> coprime_dvd_mult
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   209
  zpower_numeral_even ~> power_numeral_even
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   210
  gcd_mult_cancel_nat ~> gcd_mult_cancel
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   211
  gcd_mult_cancel_int ~> gcd_mult_cancel
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   212
  div_gcd_coprime_nat ~> div_gcd_coprime
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   213
  div_gcd_coprime_int ~> div_gcd_coprime
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   214
  zpower_numeral_odd ~> power_numeral_odd
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   215
  zero_less_int_conv ~> of_nat_0_less_iff
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   216
  gcd_greatest_nat ~> gcd_greatest
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   217
  gcd_greatest_int ~> gcd_greatest
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   218
  coprime_mult_nat ~> coprime_mult
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   219
  coprime_mult_int ~> coprime_mult
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   220
  lcm_commute_nat ~> lcm.commute
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   221
  lcm_commute_int ~> lcm.commute
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   222
  int_less_0_conv ~> of_nat_less_0_iff
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   223
  gcd_commute_nat ~> gcd.commute
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   224
  gcd_commute_int ~> gcd.commute
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   225
  Gcd_insert_nat ~> Gcd_insert
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   226
  Gcd_insert_int ~> Gcd_insert
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   227
  of_int_int_eq ~> of_int_of_nat_eq
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   228
  lcm_least_nat ~> lcm_least
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   229
  lcm_least_int ~> lcm_least
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   230
  lcm_assoc_nat ~> lcm.assoc
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   231
  lcm_assoc_int ~> lcm.assoc
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   232
  int_le_0_conv ~> of_nat_le_0_iff
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   233
  int_eq_0_conv ~> of_nat_eq_0_iff
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   234
  Gcd_empty_nat ~> Gcd_empty
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   235
  Gcd_empty_int ~> Gcd_empty
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   236
  gcd_assoc_nat ~> gcd.assoc
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   237
  gcd_assoc_int ~> gcd.assoc
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   238
  zero_zle_int ~> of_nat_0_le_iff
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   239
  lcm_dvd2_nat ~> dvd_lcm2
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   240
  lcm_dvd2_int ~> dvd_lcm2
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   241
  lcm_dvd1_nat ~> dvd_lcm1
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   242
  lcm_dvd1_int ~> dvd_lcm1
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   243
  gcd_zero_nat ~> gcd_eq_0_iff
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   244
  gcd_zero_int ~> gcd_eq_0_iff
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   245
  gcd_dvd2_nat ~> gcd_dvd2
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   246
  gcd_dvd2_int ~> gcd_dvd2
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   247
  gcd_dvd1_nat ~> gcd_dvd1
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   248
  gcd_dvd1_int ~> gcd_dvd1
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   249
  int_numeral ~> of_nat_numeral
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   250
  lcm_ac_nat ~> ac_simps
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   251
  lcm_ac_int ~> ac_simps
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   252
  gcd_ac_nat ~> ac_simps
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   253
  gcd_ac_int ~> ac_simps
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   254
  abs_int_eq ~> abs_of_nat
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   255
  zless_int ~> of_nat_less_iff
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   256
  zdiff_int ~> of_nat_diff
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   257
  zadd_int ~> of_nat_add
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   258
  int_mult ~> of_nat_mult
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   259
  int_Suc ~> of_nat_Suc
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   260
  inj_int ~> inj_of_nat
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   261
  int_1 ~> of_nat_1
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   262
  int_0 ~> of_nat_0
62353
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   263
  Lcm_empty_nat ~> Lcm_empty
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   264
  Lcm_empty_int ~> Lcm_empty
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   265
  Lcm_insert_nat ~> Lcm_insert
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   266
  Lcm_insert_int ~> Lcm_insert
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   267
  comp_fun_idem_gcd_nat ~> comp_fun_idem_gcd
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   268
  comp_fun_idem_gcd_int ~> comp_fun_idem_gcd
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   269
  comp_fun_idem_lcm_nat ~> comp_fun_idem_lcm
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   270
  comp_fun_idem_lcm_int ~> comp_fun_idem_lcm
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   271
  Lcm_eq_0 ~> Lcm_eq_0_I
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   272
  Lcm0_iff ~> Lcm_0_iff
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   273
  Lcm_dvd_int ~> Lcm_least
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   274
  divides_mult_nat ~> divides_mult
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   275
  divides_mult_int ~> divides_mult
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   276
  lcm_0_nat ~> lcm_0_right
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   277
  lcm_0_int ~> lcm_0_right
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   278
  lcm_0_left_nat ~> lcm_0_left
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   279
  lcm_0_left_int ~> lcm_0_left
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   280
  dvd_gcd_D1_nat ~> dvd_gcdD1
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   281
  dvd_gcd_D1_int ~> dvd_gcdD1
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   282
  dvd_gcd_D2_nat ~> dvd_gcdD2
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   283
  dvd_gcd_D2_int ~> dvd_gcdD2
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   284
  coprime_dvd_mult_iff_nat ~> coprime_dvd_mult_iff
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   285
  coprime_dvd_mult_iff_int ~> coprime_dvd_mult_iff
62348
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   286
  realpow_minus_mult ~> power_minus_mult
9a5f43dac883 dropped various legacy fact bindings
haftmann
parents: 62347
diff changeset
   287
  realpow_Suc_le_self ~> power_Suc_le_self
62353
7f927120b5a2 dropped various legacy fact bindings and tuned proofs
haftmann
parents: 62352
diff changeset
   288
  dvd_Gcd, dvd_Gcd_nat, dvd_Gcd_int removed in favour of Gcd_greatest
62347
2230b7047376 generalized some lemmas;
haftmann
parents: 62345
diff changeset
   289
INCOMPATIBILITY.
2230b7047376 generalized some lemmas;
haftmann
parents: 62345
diff changeset
   290
62479
716336f19aa9 clarified session;
wenzelm
parents: 62475
diff changeset
   291
* Session HOL-NSA has been renamed to HOL-Nonstandard_Analysis.
716336f19aa9 clarified session;
wenzelm
parents: 62475
diff changeset
   292
62975
1d066f6ab25d Probability: move emeasure and nn_integral from ereal to ennreal
hoelzl
parents: 62969
diff changeset
   293
* In HOL-Probability the type of emeasure and nn_integral was changed
1d066f6ab25d Probability: move emeasure and nn_integral from ereal to ennreal
hoelzl
parents: 62969
diff changeset
   294
from ereal to ennreal:
1d066f6ab25d Probability: move emeasure and nn_integral from ereal to ennreal
hoelzl
parents: 62969
diff changeset
   295
  emeasure :: 'a measure => 'a set => ennreal
1d066f6ab25d Probability: move emeasure and nn_integral from ereal to ennreal
hoelzl
parents: 62969
diff changeset
   296
  nn_integral :: 'a measure => ('a => ennreal) => ennreal
62976
38906f0e4633 change is incompatible
hoelzl
parents: 62975
diff changeset
   297
INCOMPATIBILITY.
62327
112eefe85ff0 document new 'primrec' feature
blanchet
parents: 62312
diff changeset
   298
62498
5dfcc9697f29 support for ML_exception_debugger;
wenzelm
parents: 62479
diff changeset
   299
*** ML ***
5dfcc9697f29 support for ML_exception_debugger;
wenzelm
parents: 62479
diff changeset
   300
62861
wenzelm
parents: 62851
diff changeset
   301
* The ML function "ML" provides easy access to run-time compilation.
wenzelm
parents: 62851
diff changeset
   302
This is particularly useful for conditional compilation, without
wenzelm
parents: 62851
diff changeset
   303
requiring separate files.
wenzelm
parents: 62851
diff changeset
   304
62851
07eea2843b82 option ML_system_unsafe;
wenzelm
parents: 62842
diff changeset
   305
* Low-level ML system structures (like PolyML and RunCall) are no longer
62886
72c475e03e22 simplified bootstrap: critical structures remain accessible in ML_Root context;
wenzelm
parents: 62875
diff changeset
   306
exposed to Isabelle/ML user-space. Potential INCOMPATIBILITY.
62851
07eea2843b82 option ML_system_unsafe;
wenzelm
parents: 62842
diff changeset
   307
62662
291cc01f56f5 @{make_string} is available during Pure bootstrap;
wenzelm
parents: 62645
diff changeset
   308
* Antiquotation @{make_string} is available during Pure bootstrap --
291cc01f56f5 @{make_string} is available during Pure bootstrap;
wenzelm
parents: 62645
diff changeset
   309
with approximative output quality.
291cc01f56f5 @{make_string} is available during Pure bootstrap;
wenzelm
parents: 62645
diff changeset
   310
62498
5dfcc9697f29 support for ML_exception_debugger;
wenzelm
parents: 62479
diff changeset
   311
* Option ML_exception_debugger controls detailed exception trace via the
5dfcc9697f29 support for ML_exception_debugger;
wenzelm
parents: 62479
diff changeset
   312
Poly/ML debugger. Relevant ML modules need to be compiled beforehand
5dfcc9697f29 support for ML_exception_debugger;
wenzelm
parents: 62479
diff changeset
   313
with ML_file_debug, or with ML_file and option ML_debugger enabled. Note
5dfcc9697f29 support for ML_exception_debugger;
wenzelm
parents: 62479
diff changeset
   314
debugger information requires consirable time and space: main
5dfcc9697f29 support for ML_exception_debugger;
wenzelm
parents: 62479
diff changeset
   315
Isabelle/HOL with full debugger support may need ML_system_64.
5dfcc9697f29 support for ML_exception_debugger;
wenzelm
parents: 62479
diff changeset
   316
62514
aae510e9a698 tuned signature;
wenzelm
parents: 62509
diff changeset
   317
* Local_Theory.restore has been renamed to Local_Theory.reset to
aae510e9a698 tuned signature;
wenzelm
parents: 62509
diff changeset
   318
emphasize its disruptive impact on the cumulative context, notably the
aae510e9a698 tuned signature;
wenzelm
parents: 62509
diff changeset
   319
scope of 'private' or 'qualified' names. Note that Local_Theory.reset is
aae510e9a698 tuned signature;
wenzelm
parents: 62509
diff changeset
   320
only appropriate when targets are managed, e.g. starting from a global
aae510e9a698 tuned signature;
wenzelm
parents: 62509
diff changeset
   321
theory and returning to it. Regular definitional packages should use
aae510e9a698 tuned signature;
wenzelm
parents: 62509
diff changeset
   322
balanced blocks of Local_Theory.open_target versus
aae510e9a698 tuned signature;
wenzelm
parents: 62509
diff changeset
   323
Local_Theory.close_target instead. Rare INCOMPATIBILITY.
aae510e9a698 tuned signature;
wenzelm
parents: 62509
diff changeset
   324
62519
a564458f94db tuned signature -- clarified modules;
wenzelm
parents: 62514
diff changeset
   325
* Structure TimeLimit (originally from the SML/NJ library) has been
a564458f94db tuned signature -- clarified modules;
wenzelm
parents: 62514
diff changeset
   326
replaced by structure Timeout, with slightly different signature.
a564458f94db tuned signature -- clarified modules;
wenzelm
parents: 62514
diff changeset
   327
INCOMPATIBILITY.
a564458f94db tuned signature -- clarified modules;
wenzelm
parents: 62514
diff changeset
   328
62551
df62e1ab7d88 discontinued cd, pwd;
wenzelm
parents: 62549
diff changeset
   329
* Discontinued cd and pwd operations, which are not well-defined in a
df62e1ab7d88 discontinued cd, pwd;
wenzelm
parents: 62549
diff changeset
   330
multi-threaded environment. Note that files are usually located
df62e1ab7d88 discontinued cd, pwd;
wenzelm
parents: 62549
diff changeset
   331
relatively to the master directory of a theory (see also
df62e1ab7d88 discontinued cd, pwd;
wenzelm
parents: 62549
diff changeset
   332
File.full_path). Potential INCOMPATIBILITY.
df62e1ab7d88 discontinued cd, pwd;
wenzelm
parents: 62549
diff changeset
   333
62498
5dfcc9697f29 support for ML_exception_debugger;
wenzelm
parents: 62479
diff changeset
   334
62354
fdd6989cc8a0 SML/NJ is no longer supported;
wenzelm
parents: 62335
diff changeset
   335
*** System ***
fdd6989cc8a0 SML/NJ is no longer supported;
wenzelm
parents: 62335
diff changeset
   336
62840
d9744f41a4ec renamed ISABELLE_BUILD_JAVA_OPTIONS to ISABELLE_TOOL_JAVA_OPTIONS;
wenzelm
parents: 62807
diff changeset
   337
* Many Isabelle tools that require a Java runtime system refer to the
d9744f41a4ec renamed ISABELLE_BUILD_JAVA_OPTIONS to ISABELLE_TOOL_JAVA_OPTIONS;
wenzelm
parents: 62807
diff changeset
   338
settings ISABELLE_TOOL_JAVA_OPTIONS32 / ISABELLE_TOOL_JAVA_OPTIONS64,
d9744f41a4ec renamed ISABELLE_BUILD_JAVA_OPTIONS to ISABELLE_TOOL_JAVA_OPTIONS;
wenzelm
parents: 62807
diff changeset
   339
depending on the underlying platform. The settings for "isabelle build"
d9744f41a4ec renamed ISABELLE_BUILD_JAVA_OPTIONS to ISABELLE_TOOL_JAVA_OPTIONS;
wenzelm
parents: 62807
diff changeset
   340
ISABELLE_BUILD_JAVA_OPTIONS32 / ISABELLE_BUILD_JAVA_OPTIONS64 have been
d9744f41a4ec renamed ISABELLE_BUILD_JAVA_OPTIONS to ISABELLE_TOOL_JAVA_OPTIONS;
wenzelm
parents: 62807
diff changeset
   341
discontinued. Potential INCOMPATIBILITY.
d9744f41a4ec renamed ISABELLE_BUILD_JAVA_OPTIONS to ISABELLE_TOOL_JAVA_OPTIONS;
wenzelm
parents: 62807
diff changeset
   342
62591
wenzelm
parents: 62588
diff changeset
   343
* The Isabelle system environment always ensures that the main
wenzelm
parents: 62588
diff changeset
   344
executables are found within the shell search $PATH: "isabelle" and
wenzelm
parents: 62588
diff changeset
   345
"isabelle_scala_script".
wenzelm
parents: 62588
diff changeset
   346
wenzelm
parents: 62588
diff changeset
   347
* The Isabelle ML process is now managed directly by Isabelle/Scala, and
wenzelm
parents: 62588
diff changeset
   348
shell scripts merely provide optional command-line access. In
wenzelm
parents: 62588
diff changeset
   349
particular:
wenzelm
parents: 62588
diff changeset
   350
wenzelm
parents: 62588
diff changeset
   351
  . Scala module ML_Process to connect to the raw ML process,
wenzelm
parents: 62588
diff changeset
   352
    with interaction via stdin/stdout/stderr or in batch mode;
wenzelm
parents: 62588
diff changeset
   353
  . command-line tool "isabelle console" as interactive wrapper;
wenzelm
parents: 62588
diff changeset
   354
  . command-line tool "isabelle process" as batch mode wrapper.
62588
cd266473b81b isabelle_process is superseded by "isabelle process" tool;
wenzelm
parents: 62579
diff changeset
   355
cd266473b81b isabelle_process is superseded by "isabelle process" tool;
wenzelm
parents: 62579
diff changeset
   356
* The executable "isabelle_process" has been discontinued. Tools and
cd266473b81b isabelle_process is superseded by "isabelle process" tool;
wenzelm
parents: 62579
diff changeset
   357
prover front-ends should use ML_Process or Isabelle_Process in
62591
wenzelm
parents: 62588
diff changeset
   358
Isabelle/Scala. INCOMPATIBILITY.
62588
cd266473b81b isabelle_process is superseded by "isabelle process" tool;
wenzelm
parents: 62579
diff changeset
   359
cd266473b81b isabelle_process is superseded by "isabelle process" tool;
wenzelm
parents: 62579
diff changeset
   360
* New command-line tool "isabelle process" supports ML evaluation of
cd266473b81b isabelle_process is superseded by "isabelle process" tool;
wenzelm
parents: 62579
diff changeset
   361
literal expressions (option -e) or files (option -f) in the context of a
cd266473b81b isabelle_process is superseded by "isabelle process" tool;
wenzelm
parents: 62579
diff changeset
   362
given heap image. Errors lead to premature exit of the ML process with
cd266473b81b isabelle_process is superseded by "isabelle process" tool;
wenzelm
parents: 62579
diff changeset
   363
return code 1.
cd266473b81b isabelle_process is superseded by "isabelle process" tool;
wenzelm
parents: 62579
diff changeset
   364
cd266473b81b isabelle_process is superseded by "isabelle process" tool;
wenzelm
parents: 62579
diff changeset
   365
* Command-line tool "isabelle console" provides option -r to help to
cd266473b81b isabelle_process is superseded by "isabelle process" tool;
wenzelm
parents: 62579
diff changeset
   366
bootstrapping Isabelle/Pure interactively.
cd266473b81b isabelle_process is superseded by "isabelle process" tool;
wenzelm
parents: 62579
diff changeset
   367
cd266473b81b isabelle_process is superseded by "isabelle process" tool;
wenzelm
parents: 62579
diff changeset
   368
* Command-line tool "isabelle yxml" has been discontinued.
cd266473b81b isabelle_process is superseded by "isabelle process" tool;
wenzelm
parents: 62579
diff changeset
   369
INCOMPATIBILITY, use operations from the modules "XML" and "YXML" in
cd266473b81b isabelle_process is superseded by "isabelle process" tool;
wenzelm
parents: 62579
diff changeset
   370
Isabelle/ML or Isabelle/Scala.
cd266473b81b isabelle_process is superseded by "isabelle process" tool;
wenzelm
parents: 62579
diff changeset
   371
62549
9498623b27f0 File.bash_string operations in ML as in Scala -- exclusively for GNU bash, not perl and not user output;
wenzelm
parents: 62525
diff changeset
   372
* File.bash_string, File.bash_path etc. represent Isabelle/ML and
9498623b27f0 File.bash_string operations in ML as in Scala -- exclusively for GNU bash, not perl and not user output;
wenzelm
parents: 62525
diff changeset
   373
Isabelle/Scala strings authentically within GNU bash. This is useful to
9498623b27f0 File.bash_string operations in ML as in Scala -- exclusively for GNU bash, not perl and not user output;
wenzelm
parents: 62525
diff changeset
   374
produce robust shell scripts under program control, without worrying
9498623b27f0 File.bash_string operations in ML as in Scala -- exclusively for GNU bash, not perl and not user output;
wenzelm
parents: 62525
diff changeset
   375
about spaces or special characters. Note that user output works via
9498623b27f0 File.bash_string operations in ML as in Scala -- exclusively for GNU bash, not perl and not user output;
wenzelm
parents: 62525
diff changeset
   376
Path.print (ML) or Path.toString (Scala). INCOMPATIBILITY, the old (and
9498623b27f0 File.bash_string operations in ML as in Scala -- exclusively for GNU bash, not perl and not user output;
wenzelm
parents: 62525
diff changeset
   377
less versatile) operations File.shell_quote, File.shell_path etc. have
9498623b27f0 File.bash_string operations in ML as in Scala -- exclusively for GNU bash, not perl and not user output;
wenzelm
parents: 62525
diff changeset
   378
been discontinued.
9498623b27f0 File.bash_string operations in ML as in Scala -- exclusively for GNU bash, not perl and not user output;
wenzelm
parents: 62525
diff changeset
   379
62591
wenzelm
parents: 62588
diff changeset
   380
* SML/NJ and old versions of Poly/ML are no longer supported.
wenzelm
parents: 62588
diff changeset
   381
62642
wenzelm
parents: 62598
diff changeset
   382
* Poly/ML heaps now follow the hierarchy of sessions, and thus require
wenzelm
parents: 62598
diff changeset
   383
much less disk space.
wenzelm
parents: 62598
diff changeset
   384
62354
fdd6989cc8a0 SML/NJ is no longer supported;
wenzelm
parents: 62335
diff changeset
   385
fdd6989cc8a0 SML/NJ is no longer supported;
wenzelm
parents: 62335
diff changeset
   386
62031
wenzelm
parents: 62027
diff changeset
   387
New in Isabelle2016 (February 2016)
62016
740c70a21523 misc updates for release;
wenzelm
parents: 62014
diff changeset
   388
-----------------------------------
60138
b11401808dac back to post-release mode -- after fork point;
wenzelm
parents: 60119
diff changeset
   389
61337
4645502c3c64 fewer aliases for toplevel theorem statements;
wenzelm
parents: 61325
diff changeset
   390
*** General ***
4645502c3c64 fewer aliases for toplevel theorem statements;
wenzelm
parents: 61325
diff changeset
   391
62168
e97452d79102 Eisbach works for other object-logics, e.g. Eisbach_FOL.thy;
wenzelm
parents: 62163
diff changeset
   392
* Eisbach is now based on Pure instead of HOL. Objects-logics may import
e97452d79102 Eisbach works for other object-logics, e.g. Eisbach_FOL.thy;
wenzelm
parents: 62163
diff changeset
   393
either the theory ~~/src/HOL/Eisbach/Eisbach (for HOL etc.) or
e97452d79102 Eisbach works for other object-logics, e.g. Eisbach_FOL.thy;
wenzelm
parents: 62163
diff changeset
   394
~~/src/HOL/Eisbach/Eisbach_Old_Appl_Syntax (for FOL, ZF etc.). Note that
e97452d79102 Eisbach works for other object-logics, e.g. Eisbach_FOL.thy;
wenzelm
parents: 62163
diff changeset
   395
the HOL-Eisbach session located in ~~/src/HOL/Eisbach/ contains further
e97452d79102 Eisbach works for other object-logics, e.g. Eisbach_FOL.thy;
wenzelm
parents: 62163
diff changeset
   396
examples that do require HOL.
e97452d79102 Eisbach works for other object-logics, e.g. Eisbach_FOL.thy;
wenzelm
parents: 62163
diff changeset
   397
62157
adcaaf6c9910 more good NEWS;
wenzelm
parents: 62118
diff changeset
   398
* Better resource usage on all platforms (Linux, Windows, Mac OS X) for
adcaaf6c9910 more good NEWS;
wenzelm
parents: 62118
diff changeset
   399
both Isabelle/ML and Isabelle/Scala.  Slightly reduced heap space usage.
adcaaf6c9910 more good NEWS;
wenzelm
parents: 62118
diff changeset
   400
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   401
* Former "xsymbols" syntax with Isabelle symbols is used by default,
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   402
without any special print mode. Important ASCII replacement syntax
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   403
remains available under print mode "ASCII", but less important syntax
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   404
has been removed (see below).
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   405
62109
wenzelm
parents: 62108
diff changeset
   406
* Support for more arrow symbols, with rendering in LaTeX and Isabelle
wenzelm
parents: 62108
diff changeset
   407
fonts: \<Lleftarrow> \<Rrightarrow> \<longlongleftarrow> \<longlongrightarrow> \<longlonglongleftarrow> \<longlonglongrightarrow>.
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   408
62108
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
wenzelm
parents: 62107
diff changeset
   409
* Special notation \<struct> for the first implicit 'structure' in the
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
wenzelm
parents: 62107
diff changeset
   410
context has been discontinued. Rare INCOMPATIBILITY, use explicit
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
wenzelm
parents: 62107
diff changeset
   411
structure name instead, notably in indexed notation with block-subscript
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
wenzelm
parents: 62107
diff changeset
   412
(e.g. \<odot>\<^bsub>A\<^esub>).
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
wenzelm
parents: 62107
diff changeset
   413
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
wenzelm
parents: 62107
diff changeset
   414
* The glyph for \<diamond> in the IsabelleText font now corresponds better to its
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
wenzelm
parents: 62107
diff changeset
   415
counterpart \<box> as quantifier-like symbol. A small diamond is available as
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
wenzelm
parents: 62107
diff changeset
   416
\<diamondop>; the old symbol \<struct> loses this rendering and any special
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
wenzelm
parents: 62107
diff changeset
   417
meaning.
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
wenzelm
parents: 62107
diff changeset
   418
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   419
* Syntax for formal comments "-- text" now also supports the symbolic
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   420
form "\<comment> text". Command-line tool "isabelle update_cartouches -c" helps
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   421
to update old sources.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   422
61337
4645502c3c64 fewer aliases for toplevel theorem statements;
wenzelm
parents: 61325
diff changeset
   423
* Toplevel theorem statements have been simplified as follows:
4645502c3c64 fewer aliases for toplevel theorem statements;
wenzelm
parents: 61325
diff changeset
   424
4645502c3c64 fewer aliases for toplevel theorem statements;
wenzelm
parents: 61325
diff changeset
   425
  theorems             ~>  lemmas
4645502c3c64 fewer aliases for toplevel theorem statements;
wenzelm
parents: 61325
diff changeset
   426
  schematic_lemma      ~>  schematic_goal
4645502c3c64 fewer aliases for toplevel theorem statements;
wenzelm
parents: 61325
diff changeset
   427
  schematic_theorem    ~>  schematic_goal
4645502c3c64 fewer aliases for toplevel theorem statements;
wenzelm
parents: 61325
diff changeset
   428
  schematic_corollary  ~>  schematic_goal
4645502c3c64 fewer aliases for toplevel theorem statements;
wenzelm
parents: 61325
diff changeset
   429
4645502c3c64 fewer aliases for toplevel theorem statements;
wenzelm
parents: 61325
diff changeset
   430
Command-line tool "isabelle update_theorems" updates theory sources
4645502c3c64 fewer aliases for toplevel theorem statements;
wenzelm
parents: 61325
diff changeset
   431
accordingly.
4645502c3c64 fewer aliases for toplevel theorem statements;
wenzelm
parents: 61325
diff changeset
   432
61338
de610e8df459 added 'proposition' command;
wenzelm
parents: 61337
diff changeset
   433
* Toplevel theorem statement 'proposition' is another alias for
de610e8df459 added 'proposition' command;
wenzelm
parents: 61337
diff changeset
   434
'theorem'.
de610e8df459 added 'proposition' command;
wenzelm
parents: 61337
diff changeset
   435
62169
a6047f511de7 removed old 'defs' command;
wenzelm
parents: 62168
diff changeset
   436
* The old 'defs' command has been removed (legacy since Isabelle2014).
a6047f511de7 removed old 'defs' command;
wenzelm
parents: 62168
diff changeset
   437
INCOMPATIBILITY, use regular 'definition' instead. Overloaded and/or
a6047f511de7 removed old 'defs' command;
wenzelm
parents: 62168
diff changeset
   438
deferred definitions require a surrounding 'overloading' block.
a6047f511de7 removed old 'defs' command;
wenzelm
parents: 62168
diff changeset
   439
61337
4645502c3c64 fewer aliases for toplevel theorem statements;
wenzelm
parents: 61325
diff changeset
   440
60610
f52b4b0c10c4 improved scheduling for urgent tasks, using farm of replacement threads (may lead to factor 2 overloading, but CPUs are usually hyperthreaded);
wenzelm
parents: 60595
diff changeset
   441
*** Prover IDE -- Isabelle/Scala/jEdit ***
f52b4b0c10c4 improved scheduling for urgent tasks, using farm of replacement threads (may lead to factor 2 overloading, but CPUs are usually hyperthreaded);
wenzelm
parents: 60595
diff changeset
   442
60986
wenzelm
parents: 60984
diff changeset
   443
* IDE support for the source-level debugger of Poly/ML, to work with
62253
91363e4c196d more on "ML debugging within the Prover IDE";
wenzelm
parents: 62237
diff changeset
   444
Isabelle/ML and official Standard ML. Option "ML_debugger" and commands
91363e4c196d more on "ML debugging within the Prover IDE";
wenzelm
parents: 62237
diff changeset
   445
'ML_file_debug', 'ML_file_no_debug', 'SML_file_debug',
91363e4c196d more on "ML debugging within the Prover IDE";
wenzelm
parents: 62237
diff changeset
   446
'SML_file_no_debug' control compilation of sources with or without
91363e4c196d more on "ML debugging within the Prover IDE";
wenzelm
parents: 62237
diff changeset
   447
debugging information. The Debugger panel allows to set breakpoints (via
91363e4c196d more on "ML debugging within the Prover IDE";
wenzelm
parents: 62237
diff changeset
   448
context menu), step through stopped threads, evaluate local ML
91363e4c196d more on "ML debugging within the Prover IDE";
wenzelm
parents: 62237
diff changeset
   449
expressions etc. At least one Debugger view needs to be active to have
91363e4c196d more on "ML debugging within the Prover IDE";
wenzelm
parents: 62237
diff changeset
   450
any effect on the running ML program.
60984
wenzelm
parents: 60983
diff changeset
   451
61803
wenzelm
parents: 61796
diff changeset
   452
* The State panel manages explicit proof state output, with dynamic
wenzelm
parents: 61796
diff changeset
   453
auto-update according to cursor movement. Alternatively, the jEdit
wenzelm
parents: 61796
diff changeset
   454
action "isabelle.update-state" (shortcut S+ENTER) triggers manual
wenzelm
parents: 61796
diff changeset
   455
update.
61729
wenzelm
parents: 61701
diff changeset
   456
wenzelm
parents: 61701
diff changeset
   457
* The Output panel no longer shows proof state output by default, to
wenzelm
parents: 61701
diff changeset
   458
avoid GUI overcrowding. INCOMPATIBILITY, use the State panel instead or
wenzelm
parents: 61701
diff changeset
   459
enable option "editor_output_state".
61215
wenzelm
parents: 61198
diff changeset
   460
61803
wenzelm
parents: 61796
diff changeset
   461
* The text overview column (status of errors, warnings etc.) is updated
wenzelm
parents: 61796
diff changeset
   462
asynchronously, leading to much better editor reactivity. Moreover, the
wenzelm
parents: 61796
diff changeset
   463
full document node content is taken into account. The width of the
wenzelm
parents: 61796
diff changeset
   464
column is scaled according to the main text area font, for improved
wenzelm
parents: 61796
diff changeset
   465
visibility.
wenzelm
parents: 61796
diff changeset
   466
wenzelm
parents: 61796
diff changeset
   467
* The main text area no longer changes its color hue in outdated
wenzelm
parents: 61796
diff changeset
   468
situations. The text overview column takes over the role to indicate
wenzelm
parents: 61796
diff changeset
   469
unfinished edits in the PIDE pipeline. This avoids flashing text display
wenzelm
parents: 61796
diff changeset
   470
due to ad-hoc updates by auxiliary GUI components, such as the State
wenzelm
parents: 61796
diff changeset
   471
panel.
wenzelm
parents: 61796
diff changeset
   472
62254
81cbea2babd9 tuned NEWS: long-running tasks can still prevent urgent tasks from being started, due to start_execution pri = 0;
wenzelm
parents: 62253
diff changeset
   473
* Slightly improved scheduling for urgent print tasks (e.g. command
81cbea2babd9 tuned NEWS: long-running tasks can still prevent urgent tasks from being started, due to start_execution pri = 0;
wenzelm
parents: 62253
diff changeset
   474
state output, interactive queries) wrt. long-running background tasks.
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   475
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   476
* Completion of symbols via prefix of \<name> or \<^name> or \name is
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   477
always possible, independently of the language context. It is never
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   478
implicit: a popup will show up unconditionally.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   479
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   480
* Additional abbreviations for syntactic completion may be specified in
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   481
$ISABELLE_HOME/etc/abbrevs and $ISABELLE_HOME_USER/etc/abbrevs, with
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   482
support for simple templates using ASCII 007 (bell) as placeholder.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   483
62234
7cc9d7b822ae discontinued irregular abbrevs: ".o" counts as word, "+o", "*o", "-o" are occasionally used as ASCII notation, "*o" is in conflict with "(*o" in comments;
wenzelm
parents: 62231
diff changeset
   484
* Symbols \<oplus>, \<Oplus>, \<otimes>, \<Otimes>, \<odot>, \<Odot>, \<ominus>, \<oslash> no longer provide abbreviations for
7cc9d7b822ae discontinued irregular abbrevs: ".o" counts as word, "+o", "*o", "-o" are occasionally used as ASCII notation, "*o" is in conflict with "(*o" in comments;
wenzelm
parents: 62231
diff changeset
   485
completion like "+o", "*o", ".o" etc. -- due to conflicts with other
7cc9d7b822ae discontinued irregular abbrevs: ".o" counts as word, "+o", "*o", "-o" are occasionally used as ASCII notation, "*o" is in conflict with "(*o" in comments;
wenzelm
parents: 62231
diff changeset
   486
ASCII syntax. INCOMPATIBILITY, use plain backslash-completion or define
7cc9d7b822ae discontinued irregular abbrevs: ".o" counts as word, "+o", "*o", "-o" are occasionally used as ASCII notation, "*o" is in conflict with "(*o" in comments;
wenzelm
parents: 62231
diff changeset
   487
suitable abbreviations in $ISABELLE_HOME_USER/etc/abbrevs.
7cc9d7b822ae discontinued irregular abbrevs: ".o" counts as word, "+o", "*o", "-o" are occasionally used as ASCII notation, "*o" is in conflict with "(*o" in comments;
wenzelm
parents: 62231
diff changeset
   488
61483
07c8d5d8acab added action "isabelle-emph";
wenzelm
parents: 61473
diff changeset
   489
* Action "isabelle-emph" (with keyboard shortcut C+e LEFT) controls
07c8d5d8acab added action "isabelle-emph";
wenzelm
parents: 61473
diff changeset
   490
emphasized text style; the effect is visible in document output, not in
07c8d5d8acab added action "isabelle-emph";
wenzelm
parents: 61473
diff changeset
   491
the editor.
07c8d5d8acab added action "isabelle-emph";
wenzelm
parents: 61473
diff changeset
   492
07c8d5d8acab added action "isabelle-emph";
wenzelm
parents: 61473
diff changeset
   493
* Action "isabelle-reset" now uses keyboard shortcut C+e BACK_SPACE,
07c8d5d8acab added action "isabelle-emph";
wenzelm
parents: 61473
diff changeset
   494
instead of former C+e LEFT.
07c8d5d8acab added action "isabelle-emph";
wenzelm
parents: 61473
diff changeset
   495
61512
933463440449 more uniform command-line for "isabelle jedit" and the isabelle.Main app wrapper;
wenzelm
parents: 61501
diff changeset
   496
* The command-line tool "isabelle jedit" and the isabelle.Main
62027
wenzelm
parents: 62026
diff changeset
   497
application wrapper treat the default $USER_HOME/Scratch.thy more
61512
933463440449 more uniform command-line for "isabelle jedit" and the isabelle.Main app wrapper;
wenzelm
parents: 61501
diff changeset
   498
uniformly, and allow the dummy file argument ":" to open an empty buffer
933463440449 more uniform command-line for "isabelle jedit" and the isabelle.Main app wrapper;
wenzelm
parents: 61501
diff changeset
   499
instead.
933463440449 more uniform command-line for "isabelle jedit" and the isabelle.Main app wrapper;
wenzelm
parents: 61501
diff changeset
   500
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   501
* New command-line tool "isabelle jedit_client" allows to connect to an
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   502
already running Isabelle/jEdit process. This achieves the effect of
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   503
single-instance applications seen on common GUI desktops.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   504
61529
82fc5a6231a2 back to traditional Metal as default, and thus evade current problems with Nimbus scrollbar slider;
wenzelm
parents: 61520
diff changeset
   505
* The default look-and-feel for Linux is the traditional "Metal", which
82fc5a6231a2 back to traditional Metal as default, and thus evade current problems with Nimbus scrollbar slider;
wenzelm
parents: 61520
diff changeset
   506
works better with GUI scaling for very high-resolution displays (e.g.
82fc5a6231a2 back to traditional Metal as default, and thus evade current problems with Nimbus scrollbar slider;
wenzelm
parents: 61520
diff changeset
   507
4K). Moreover, it is generally more robust than "Nimbus".
82fc5a6231a2 back to traditional Metal as default, and thus evade current problems with Nimbus scrollbar slider;
wenzelm
parents: 61520
diff changeset
   508
62163
wenzelm
parents: 62159
diff changeset
   509
* Update to jedit-5.3.0, with improved GUI scaling and support of
wenzelm
parents: 62159
diff changeset
   510
high-resolution displays (e.g. 4K).
wenzelm
parents: 62159
diff changeset
   511
62034
wenzelm
parents: 62031
diff changeset
   512
* The main Isabelle executable is managed as single-instance Desktop
wenzelm
parents: 62031
diff changeset
   513
application uniformly on all platforms: Linux, Windows, Mac OS X.
wenzelm
parents: 62031
diff changeset
   514
60610
f52b4b0c10c4 improved scheduling for urgent tasks, using farm of replacement threads (may lead to factor 2 overloading, but CPUs are usually hyperthreaded);
wenzelm
parents: 60595
diff changeset
   515
61405
d2ce32c5793a some control symbols for markup and formatting;
wenzelm
parents: 61384
diff changeset
   516
*** Document preparation ***
d2ce32c5793a some control symbols for markup and formatting;
wenzelm
parents: 61384
diff changeset
   517
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   518
* Commands 'paragraph' and 'subparagraph' provide additional section
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   519
headings. Thus there are 6 levels of standard headings, as in HTML.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   520
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   521
* Command 'text_raw' has been clarified: input text is processed as in
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   522
'text' (with antiquotations and control symbols). The key difference is
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   523
the lack of the surrounding isabelle markup environment in output.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   524
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   525
* Text is structured in paragraphs and nested lists, using notation that
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   526
is similar to Markdown. The control symbols for list items are as
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   527
follows:
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   528
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   529
  \<^item>  itemize
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   530
  \<^enum>  enumerate
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   531
  \<^descr>  description
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   532
61491
97261e6c1d42 another antiquotation short form: undecorated cartouche as alias for @{text};
wenzelm
parents: 61488
diff changeset
   533
* There is a new short form for antiquotations with a single argument
97261e6c1d42 another antiquotation short form: undecorated cartouche as alias for @{text};
wenzelm
parents: 61488
diff changeset
   534
that is a cartouche: \<^name>\<open>...\<close> is equivalent to @{name \<open>...\<close>} and
61595
3591274c607e more formal treatment of control symbols;
wenzelm
parents: 61579
diff changeset
   535
\<open>...\<close> without control symbol is equivalent to @{cartouche \<open>...\<close>}.
3591274c607e more formal treatment of control symbols;
wenzelm
parents: 61579
diff changeset
   536
\<^name> without following cartouche is equivalent to @{name}. The
61501
42afc789add8 rendering for \<^verbatim>;
wenzelm
parents: 61494
diff changeset
   537
standard Isabelle fonts provide glyphs to render important control
42afc789add8 rendering for \<^verbatim>;
wenzelm
parents: 61494
diff changeset
   538
symbols, e.g. "\<^verbatim>", "\<^emph>", "\<^bold>".
61491
97261e6c1d42 another antiquotation short form: undecorated cartouche as alias for @{text};
wenzelm
parents: 61488
diff changeset
   539
61595
3591274c607e more formal treatment of control symbols;
wenzelm
parents: 61579
diff changeset
   540
* Antiquotations @{noindent}, @{smallskip}, @{medskip}, @{bigskip} with
3591274c607e more formal treatment of control symbols;
wenzelm
parents: 61579
diff changeset
   541
corresponding control symbols \<^noindent>, \<^smallskip>, \<^medskip>, \<^bigskip> specify spacing formally, using
3591274c607e more formal treatment of control symbols;
wenzelm
parents: 61579
diff changeset
   542
standard LaTeX macros of the same names.
3591274c607e more formal treatment of control symbols;
wenzelm
parents: 61579
diff changeset
   543
61491
97261e6c1d42 another antiquotation short form: undecorated cartouche as alias for @{text};
wenzelm
parents: 61488
diff changeset
   544
* Antiquotation @{cartouche} in Isabelle/Pure is the same as @{text}.
97261e6c1d42 another antiquotation short form: undecorated cartouche as alias for @{text};
wenzelm
parents: 61488
diff changeset
   545
Consequently, \<open>...\<close> without any decoration prints literal quasi-formal
61492
3480725c71d2 added isabelle update_cartouches option -t;
wenzelm
parents: 61491
diff changeset
   546
text. Command-line tool "isabelle update_cartouches -t" helps to update
3480725c71d2 added isabelle update_cartouches option -t;
wenzelm
parents: 61491
diff changeset
   547
old sources, by approximative patching of the content of string and
3480725c71d2 added isabelle update_cartouches option -t;
wenzelm
parents: 61491
diff changeset
   548
cartouche tokens seen in theory sources.
61491
97261e6c1d42 another antiquotation short form: undecorated cartouche as alias for @{text};
wenzelm
parents: 61488
diff changeset
   549
97261e6c1d42 another antiquotation short form: undecorated cartouche as alias for @{text};
wenzelm
parents: 61488
diff changeset
   550
* The @{text} antiquotation now ignores the antiquotation option
97261e6c1d42 another antiquotation short form: undecorated cartouche as alias for @{text};
wenzelm
parents: 61488
diff changeset
   551
"source". The given text content is output unconditionally, without any
97261e6c1d42 another antiquotation short form: undecorated cartouche as alias for @{text};
wenzelm
parents: 61488
diff changeset
   552
surrounding quotes etc. Subtle INCOMPATIBILITY, put quotes into the
61494
63b18f758874 proper spaces around @{text};
wenzelm
parents: 61492
diff changeset
   553
argument where they are really intended, e.g. @{text \<open>"foo"\<close>}. Initial
63b18f758874 proper spaces around @{text};
wenzelm
parents: 61492
diff changeset
   554
or terminal spaces are ignored.
61491
97261e6c1d42 another antiquotation short form: undecorated cartouche as alias for @{text};
wenzelm
parents: 61488
diff changeset
   555
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   556
* Antiquotations @{emph} and @{bold} output LaTeX source recursively,
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   557
adding appropriate text style markup. These may be used in the short
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   558
form \<^emph>\<open>...\<close> and \<^bold>\<open>...\<close>.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   559
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   560
* Document antiquotation @{footnote} outputs LaTeX source recursively,
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   561
marked as \footnote{}. This may be used in the short form \<^footnote>\<open>...\<close>.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   562
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   563
* Antiquotation @{verbatim [display]} supports option "indent".
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   564
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   565
* Antiquotation @{theory_text} prints uninterpreted theory source text
62231
25f4a9cd8b68 tuned markup, e.g. relevant for Rendering.tooltip;
wenzelm
parents: 62209
diff changeset
   566
(Isar outer syntax with command keywords etc.). This may be used in the
25f4a9cd8b68 tuned markup, e.g. relevant for Rendering.tooltip;
wenzelm
parents: 62209
diff changeset
   567
short form \<^theory_text>\<open>...\<close>. @{theory_text [display]} supports option "indent".
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   568
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   569
* Antiquotation @{doc ENTRY} provides a reference to the given
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   570
documentation, with a hyperlink in the Prover IDE.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   571
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   572
* Antiquotations @{command}, @{method}, @{attribute} print checked
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   573
entities of the Isar language.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   574
61471
9d4c08af61b8 support control symbol antiquotations;
wenzelm
parents: 61463
diff changeset
   575
* HTML presentation uses the standard IsabelleText font and Unicode
9d4c08af61b8 support control symbol antiquotations;
wenzelm
parents: 61463
diff changeset
   576
rendering of Isabelle symbols like Isabelle/Scala/jEdit.  The former
61488
d40cbf1f37c9 tuned English;
wenzelm
parents: 61483
diff changeset
   577
print mode "HTML" loses its special meaning.
61471
9d4c08af61b8 support control symbol antiquotations;
wenzelm
parents: 61463
diff changeset
   578
61405
d2ce32c5793a some control symbols for markup and formatting;
wenzelm
parents: 61384
diff changeset
   579
60406
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
wenzelm
parents: 60404
diff changeset
   580
*** Isar ***
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
wenzelm
parents: 60404
diff changeset
   581
62205
wenzelm
parents: 62201
diff changeset
   582
* Local goals ('have', 'show', 'hence', 'thus') allow structured rule
wenzelm
parents: 62201
diff changeset
   583
statements like fixes/assumes/shows in theorem specifications, but the
wenzelm
parents: 62201
diff changeset
   584
notation is postfix with keywords 'if' (or 'when') and 'for'. For
60555
51a6997b1384 support 'when' statement, which corresponds to 'presume';
wenzelm
parents: 60554
diff changeset
   585
example:
60414
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   586
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   587
  have result: "C x y"
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   588
    if "A x" and "B y"
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   589
    for x :: 'a and y :: 'a
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   590
    <proof>
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   591
60449
229bad93377e renamed "prems" to "that";
wenzelm
parents: 60418
diff changeset
   592
The local assumptions are bound to the name "that". The result is
229bad93377e renamed "prems" to "that";
wenzelm
parents: 60418
diff changeset
   593
exported from context of the statement as usual. The above roughly
60414
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   594
corresponds to a raw proof block like this:
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   595
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   596
  {
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   597
    fix x :: 'a and y :: 'a
60449
229bad93377e renamed "prems" to "that";
wenzelm
parents: 60418
diff changeset
   598
    assume that: "A x" "B y"
60414
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   599
    have "C x y" <proof>
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   600
  }
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   601
  note result = this
60406
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
wenzelm
parents: 60404
diff changeset
   602
60555
51a6997b1384 support 'when' statement, which corresponds to 'presume';
wenzelm
parents: 60554
diff changeset
   603
The keyword 'when' may be used instead of 'if', to indicate 'presume'
51a6997b1384 support 'when' statement, which corresponds to 'presume';
wenzelm
parents: 60554
diff changeset
   604
instead of 'assume' above.
51a6997b1384 support 'when' statement, which corresponds to 'presume';
wenzelm
parents: 60554
diff changeset
   605
61733
wenzelm
parents: 61729
diff changeset
   606
* Assumptions ('assume', 'presume') allow structured rule statements
wenzelm
parents: 61729
diff changeset
   607
using 'if' and 'for', similar to 'have' etc. above. For example:
61658
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   608
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   609
  assume result: "C x y"
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   610
    if "A x" and "B y"
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   611
    for x :: 'a and y :: 'a
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   612
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   613
This assumes "\<And>x y::'a. A x \<Longrightarrow> B y \<Longrightarrow> C x y" and produces a general
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   614
result as usual: "A ?x \<Longrightarrow> B ?y \<Longrightarrow> C ?x ?y".
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   615
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   616
Vacuous quantification in assumptions is omitted, i.e. a for-context
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   617
only effects propositions according to actual use of variables. For
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   618
example:
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   619
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   620
  assume "A x" and "B y" for x and y
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   621
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   622
is equivalent to:
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   623
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   624
  assume "\<And>x. A x" and "\<And>y. B y"
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   625
60595
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   626
* The meaning of 'show' with Pure rule statements has changed: premises
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   627
are treated in the sense of 'assume', instead of 'presume'. This means,
62205
wenzelm
parents: 62201
diff changeset
   628
a goal like "\<And>x. A x \<Longrightarrow> B x \<Longrightarrow> C x" can be solved completely as
wenzelm
parents: 62201
diff changeset
   629
follows:
60595
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   630
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   631
  show "\<And>x. A x \<Longrightarrow> B x \<Longrightarrow> C x"
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   632
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   633
or:
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   634
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   635
  show "C x" if "A x" "B x" for x
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   636
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   637
Rare INCOMPATIBILITY, the old behaviour may be recovered as follows:
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   638
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   639
  show "C x" when "A x" "B x" for x
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   640
60459
2761a2249c83 more on 'consider' and related concepts;
wenzelm
parents: 60455
diff changeset
   641
* New command 'consider' states rules for generalized elimination and
2761a2249c83 more on 'consider' and related concepts;
wenzelm
parents: 60455
diff changeset
   642
case splitting. This is like a toplevel statement "theorem obtains" used
2761a2249c83 more on 'consider' and related concepts;
wenzelm
parents: 60455
diff changeset
   643
within a proof body; or like a multi-branch 'obtain' without activation
2761a2249c83 more on 'consider' and related concepts;
wenzelm
parents: 60455
diff changeset
   644
of the local context elements yet.
2761a2249c83 more on 'consider' and related concepts;
wenzelm
parents: 60455
diff changeset
   645
60455
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   646
* Proof method "cases" allows to specify the rule as first entry of
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   647
chained facts.  This is particularly useful with 'consider':
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   648
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   649
  consider (a) A | (b) B | (c) C <proof>
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   650
  then have something
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   651
  proof cases
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   652
    case a
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   653
    then show ?thesis <proof>
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   654
  next
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   655
    case b
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   656
    then show ?thesis <proof>
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   657
  next
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   658
    case c
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   659
    then show ?thesis <proof>
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   660
  qed
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   661
60565
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   662
* Command 'case' allows fact name and attribute specification like this:
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   663
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   664
  case a: (c xs)
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   665
  case a [attributes]: (c xs)
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   666
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   667
Facts that are introduced by invoking the case context are uniformly
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   668
qualified by "a"; the same name is used for the cumulative fact. The old
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   669
form "case (c xs) [attributes]" is no longer supported. Rare
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   670
INCOMPATIBILITY, need to adapt uses of case facts in exotic situations,
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   671
and always put attributes in front.
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   672
60618
4c79543cc376 renamed "default" to "standard", to make semantically clear what it is;
wenzelm
parents: 60617
diff changeset
   673
* The standard proof method of commands 'proof' and '..' is now called
4c79543cc376 renamed "default" to "standard", to make semantically clear what it is;
wenzelm
parents: 60617
diff changeset
   674
"standard" to make semantically clear what it is; the old name "default"
4c79543cc376 renamed "default" to "standard", to make semantically clear what it is;
wenzelm
parents: 60617
diff changeset
   675
is still available as legacy for some time. Documentation now explains
4c79543cc376 renamed "default" to "standard", to make semantically clear what it is;
wenzelm
parents: 60617
diff changeset
   676
'..' more accurately as "by standard" instead of "by rule".
4c79543cc376 renamed "default" to "standard", to make semantically clear what it is;
wenzelm
parents: 60617
diff changeset
   677
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   678
* Nesting of Isar goal structure has been clarified: the context after
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   679
the initial backwards refinement is retained for the whole proof, within
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   680
all its context sections (as indicated via 'next'). This is e.g.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   681
relevant for 'using', 'including', 'supply':
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   682
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   683
  have "A \<and> A" if a: A for A
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   684
    supply [simp] = a
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   685
  proof
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   686
    show A by simp
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   687
  next
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   688
    show A by simp
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   689
  qed
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   690
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   691
* Command 'obtain' binds term abbreviations (via 'is' patterns) in the
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   692
proof body as well, abstracted over relevant parameters.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   693
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   694
* Improved type-inference for theorem statement 'obtains': separate
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   695
parameter scope for of each clause.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   696
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   697
* Term abbreviations via 'is' patterns also work for schematic
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   698
statements: result is abstracted over unknowns.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   699
60631
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   700
* Command 'subgoal' allows to impose some structure on backward
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   701
refinements, to avoid proof scripts degenerating into long of 'apply'
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   702
sequences. Further explanations and examples are given in the isar-ref
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   703
manual.
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   704
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   705
* Command 'supply' supports fact definitions during goal refinement
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   706
('apply' scripts).
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   707
61166
5976fe402824 renamed method "goals" to "goal_cases" to emphasize its meaning;
wenzelm
parents: 61158
diff changeset
   708
* Proof method "goal_cases" turns the current subgoals into cases within
5976fe402824 renamed method "goals" to "goal_cases" to emphasize its meaning;
wenzelm
parents: 61158
diff changeset
   709
the context; the conclusion is bound to variable ?case in each case. For
5976fe402824 renamed method "goals" to "goal_cases" to emphasize its meaning;
wenzelm
parents: 61158
diff changeset
   710
example:
60617
wenzelm
parents: 60610
diff changeset
   711
wenzelm
parents: 60610
diff changeset
   712
lemma "\<And>x. A x \<Longrightarrow> B x \<Longrightarrow> C x"
60622
wenzelm
parents: 60618
diff changeset
   713
  and "\<And>y z. U y \<Longrightarrow> V z \<Longrightarrow> W y z"
61166
5976fe402824 renamed method "goals" to "goal_cases" to emphasize its meaning;
wenzelm
parents: 61158
diff changeset
   714
proof goal_cases
60622
wenzelm
parents: 60618
diff changeset
   715
  case (1 x)
wenzelm
parents: 60618
diff changeset
   716
  then show ?case using \<open>A x\<close> \<open>B x\<close> sorry
wenzelm
parents: 60618
diff changeset
   717
next
wenzelm
parents: 60618
diff changeset
   718
  case (2 y z)
wenzelm
parents: 60618
diff changeset
   719
  then show ?case using \<open>U y\<close> \<open>V z\<close> sorry
wenzelm
parents: 60618
diff changeset
   720
qed
wenzelm
parents: 60618
diff changeset
   721
wenzelm
parents: 60618
diff changeset
   722
lemma "\<And>x. A x \<Longrightarrow> B x \<Longrightarrow> C x"
wenzelm
parents: 60618
diff changeset
   723
  and "\<And>y z. U y \<Longrightarrow> V z \<Longrightarrow> W y z"
61166
5976fe402824 renamed method "goals" to "goal_cases" to emphasize its meaning;
wenzelm
parents: 61158
diff changeset
   724
proof goal_cases
60617
wenzelm
parents: 60610
diff changeset
   725
  case prems: 1
wenzelm
parents: 60610
diff changeset
   726
  then show ?case using prems sorry
wenzelm
parents: 60610
diff changeset
   727
next
wenzelm
parents: 60610
diff changeset
   728
  case prems: 2
wenzelm
parents: 60610
diff changeset
   729
  then show ?case using prems sorry
wenzelm
parents: 60610
diff changeset
   730
qed
60578
c708dafe2220 added method "goals" for proper subgoal cases;
wenzelm
parents: 60565
diff changeset
   731
60581
d2fbc021a44d implicit goal cases are legacy;
wenzelm
parents: 60578
diff changeset
   732
* The undocumented feature of implicit cases goal1, goal2, goal3, etc.
60617
wenzelm
parents: 60610
diff changeset
   733
is marked as legacy, and will be removed eventually. The proof method
wenzelm
parents: 60610
diff changeset
   734
"goals" achieves a similar effect within regular Isar; often it can be
wenzelm
parents: 60610
diff changeset
   735
done more adequately by other means (e.g. 'consider').
60581
d2fbc021a44d implicit goal cases are legacy;
wenzelm
parents: 60578
diff changeset
   736
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   737
* The vacuous fact "TERM x" may be established "by fact" or as `TERM x`
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   738
as well, not just "by this" or "." as before.
60551
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   739
60554
c0e1c121c7c0 added method "sleep";
wenzelm
parents: 60551
diff changeset
   740
* Method "sleep" succeeds after a real-time delay (in seconds). This is
c0e1c121c7c0 added method "sleep";
wenzelm
parents: 60551
diff changeset
   741
occasionally useful for demonstration and testing purposes.
c0e1c121c7c0 added method "sleep";
wenzelm
parents: 60551
diff changeset
   742
60406
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
wenzelm
parents: 60404
diff changeset
   743
60331
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   744
*** Pure ***
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   745
61606
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   746
* Qualifiers in locale expressions default to mandatory ('!') regardless
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   747
of the command. Previously, for 'locale' and 'sublocale' the default was
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   748
optional ('?'). The old synatx '!' has been discontinued.
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   749
INCOMPATIBILITY, remove '!' and add '?' as required.
61565
352c73a689da Qualifiers in locale expressions default to mandatory regardless of the command.
ballarin
parents: 61551
diff changeset
   750
61566
c3d6e570ccef Keyword 'rewrites' identifies rewrite morphisms.
ballarin
parents: 61565
diff changeset
   751
* Keyword 'rewrites' identifies rewrite morphisms in interpretation
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   752
commands. Previously, the keyword was 'where'. INCOMPATIBILITY.
61566
c3d6e570ccef Keyword 'rewrites' identifies rewrite morphisms.
ballarin
parents: 61565
diff changeset
   753
61701
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   754
* More gentle suppression of syntax along locale morphisms while
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   755
printing terms. Previously 'abbreviation' and 'notation' declarations
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   756
would be suppressed for morphisms except term identity. Now
61701
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   757
'abbreviation' is also kept for morphims that only change the involved
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   758
parameters, and only 'notation' is suppressed. This can be of great help
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   759
when working with complex locale hierarchies, because proof states are
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   760
displayed much more succinctly. It also means that only notation needs
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   761
to be redeclared if desired, as illustrated by this example:
61701
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   762
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   763
  locale struct = fixes composition :: "'a => 'a => 'a" (infixl "\<cdot>" 65)
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   764
  begin
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   765
    definition derived (infixl "\<odot>" 65) where ...
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   766
  end
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   767
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   768
  locale morphism =
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   769
    left: struct composition + right: struct composition'
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   770
    for composition (infix "\<cdot>" 65) and composition' (infix "\<cdot>''" 65)
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   771
  begin
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   772
    notation right.derived ("\<odot>''")
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   773
  end
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   774
61895
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   775
* Command 'global_interpretation' issues interpretations into global
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   776
theories, with optional rewrite definitions following keyword 'defines'.
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   777
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   778
* Command 'sublocale' accepts optional rewrite definitions after keyword
61675
haftmann
parents: 61673
diff changeset
   779
'defines'.
haftmann
parents: 61673
diff changeset
   780
61895
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   781
* Command 'permanent_interpretation' has been discontinued. Use
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   782
'global_interpretation' or 'sublocale' instead. INCOMPATIBILITY.
61670
301e0b4ecd45 coalesce permanent_interpretation.ML with interpretation.ML
haftmann
parents: 61660
diff changeset
   783
61252
c165f0472d57 separate command 'print_definitions';
wenzelm
parents: 61218
diff changeset
   784
* Command 'print_definitions' prints dependencies of definitional
c165f0472d57 separate command 'print_definitions';
wenzelm
parents: 61218
diff changeset
   785
specifications. This functionality used to be part of 'print_theory'.
c165f0472d57 separate command 'print_definitions';
wenzelm
parents: 61218
diff changeset
   786
60331
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   787
* Configuration option rule_insts_schematic has been discontinued
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   788
(intermediate legacy feature in Isabelle2015). INCOMPATIBILITY.
60331
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   789
62205
wenzelm
parents: 62201
diff changeset
   790
* Abbreviations in type classes now carry proper sort constraint. Rare
wenzelm
parents: 62201
diff changeset
   791
INCOMPATIBILITY in situations where the previous misbehaviour has been
wenzelm
parents: 62201
diff changeset
   792
exploited.
60347
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   793
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   794
* Refinement of user-space type system in type classes: pseudo-local
62205
wenzelm
parents: 62201
diff changeset
   795
operations behave more similar to abbreviations. Potential
60347
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   796
INCOMPATIBILITY in exotic situations.
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   797
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   798
60171
b3be7677461e no more simp_legacy_precond
nipkow
parents: 60138
diff changeset
   799
*** HOL ***
b3be7677461e no more simp_legacy_precond
nipkow
parents: 60138
diff changeset
   800
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   801
* The 'typedef' command has been upgraded from a partially checked
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   802
"axiomatization", to a full definitional specification that takes the
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   803
global collection of overloaded constant / type definitions into
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   804
account. Type definitions with open dependencies on overloaded
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   805
definitions need to be specified as "typedef (overloaded)". This
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   806
provides extra robustness in theory construction. Rare INCOMPATIBILITY.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   807
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   808
* Qualification of various formal entities in the libraries is done more
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   809
uniformly via "context begin qualified definition ... end" instead of
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   810
old-style "hide_const (open) ...". Consequently, both the defined
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   811
constant and its defining fact become qualified, e.g. Option.is_none and
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   812
Option.is_none_def. Occasional INCOMPATIBILITY in applications.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   813
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   814
* Some old and rarely used ASCII replacement syntax has been removed.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   815
INCOMPATIBILITY, standard syntax with symbols should be used instead.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   816
The subsequent commands help to reproduce the old forms, e.g. to
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   817
simplify porting old theories:
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   818
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   819
  notation iff  (infixr "<->" 25)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   820
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   821
  notation Times  (infixr "<*>" 80)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   822
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   823
  type_notation Map.map  (infixr "~=>" 0)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   824
  notation Map.map_comp  (infixl "o'_m" 55)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   825
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   826
  type_notation FinFun.finfun ("(_ =>f /_)" [22, 21] 21)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   827
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   828
  notation FuncSet.funcset  (infixr "->" 60)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   829
  notation FuncSet.extensional_funcset  (infixr "->\<^sub>E" 60)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   830
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   831
  notation Omega_Words_Fun.conc (infixr "conc" 65)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   832
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   833
  notation Preorder.equiv ("op ~~")
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   834
    and Preorder.equiv ("(_/ ~~ _)" [51, 51] 50)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   835
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   836
  notation (in topological_space) tendsto (infixr "--->" 55)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   837
  notation (in topological_space) LIMSEQ ("((_)/ ----> (_))" [60, 60] 60)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   838
  notation LIM ("((_)/ -- (_)/ --> (_))" [60, 0, 60] 60)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   839
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   840
  notation NSA.approx (infixl "@=" 50)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   841
  notation NSLIMSEQ ("((_)/ ----NS> (_))" [60, 60] 60)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   842
  notation NSLIM ("((_)/ -- (_)/ --NS> (_))" [60, 0, 60] 60)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   843
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   844
* The alternative notation "\<Colon>" for type and sort constraints has been
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   845
removed: in LaTeX document output it looks the same as "::".
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   846
INCOMPATIBILITY, use plain "::" instead.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   847
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   848
* Commands 'inductive' and 'inductive_set' work better when names for
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   849
intro rules are omitted: the "cases" and "induct" rules no longer
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   850
declare empty case_names, but no case_names at all. This allows to use
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   851
numbered cases in proofs, without requiring method "goal_cases".
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   852
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   853
* Inductive definitions ('inductive', 'coinductive', etc.) expose
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   854
low-level facts of the internal construction only if the option
62093
bd73a2279fcd more uniform treatment of package internals;
wenzelm
parents: 62084
diff changeset
   855
"inductive_internals" is enabled. This refers to the internal predicate
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   856
definition and its monotonicity result. Rare INCOMPATIBILITY.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   857
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   858
* Recursive function definitions ('fun', 'function', 'partial_function')
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   859
expose low-level facts of the internal construction only if the option
62205
wenzelm
parents: 62201
diff changeset
   860
"function_internals" is enabled. Its internal inductive definition is
wenzelm
parents: 62201
diff changeset
   861
also subject to "inductive_internals". Rare INCOMPATIBILITY.
62093
bd73a2279fcd more uniform treatment of package internals;
wenzelm
parents: 62084
diff changeset
   862
bd73a2279fcd more uniform treatment of package internals;
wenzelm
parents: 62084
diff changeset
   863
* BNF datatypes ('datatype', 'codatatype', etc.) expose low-level facts
bd73a2279fcd more uniform treatment of package internals;
wenzelm
parents: 62084
diff changeset
   864
of the internal construction only if the option "bnf_internals" is
bd73a2279fcd more uniform treatment of package internals;
wenzelm
parents: 62084
diff changeset
   865
enabled. This supersedes the former option "bnf_note_all". Rare
bd73a2279fcd more uniform treatment of package internals;
wenzelm
parents: 62084
diff changeset
   866
INCOMPATIBILITY.
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   867
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   868
* Combinator to represent case distinction on products is named
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   869
"case_prod", uniformly, discontinuing any input aliasses. Very popular
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   870
theorem aliasses have been retained.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   871
61424
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   872
Consolidated facts:
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   873
  PairE ~> prod.exhaust
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   874
  Pair_eq ~> prod.inject
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   875
  pair_collapse ~> prod.collapse
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   876
  Pair_fst_snd_eq ~> prod_eq_iff
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   877
  split_twice ~> prod.case_distrib
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   878
  split_weak_cong ~> prod.case_cong_weak
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   879
  split_split ~> prod.split
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   880
  split_split_asm ~> prod.split_asm
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   881
  splitI ~> case_prodI
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   882
  splitD ~> case_prodD
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   883
  splitI2 ~> case_prodI2
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   884
  splitI2' ~> case_prodI2'
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   885
  splitE ~> case_prodE
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   886
  splitE' ~> case_prodE'
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   887
  split_pair ~> case_prod_Pair
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   888
  split_eta ~> case_prod_eta
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   889
  split_comp ~> case_prod_comp
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   890
  mem_splitI ~> mem_case_prodI
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   891
  mem_splitI2 ~> mem_case_prodI2
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   892
  mem_splitE ~> mem_case_prodE
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   893
  The_split ~> The_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   894
  cond_split_eta ~> cond_case_prod_eta
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   895
  Collect_split_in_rel_leE ~> Collect_case_prod_in_rel_leE
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   896
  Collect_split_in_rel_leI ~> Collect_case_prod_in_rel_leI
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   897
  in_rel_Collect_split_eq ~> in_rel_Collect_case_prod_eq
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   898
  Collect_split_Grp_eqD ~> Collect_case_prod_Grp_eqD
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   899
  Collect_split_Grp_inD ~> Collect_case_prod_Grp_in
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   900
  Domain_Collect_split ~> Domain_Collect_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   901
  Image_Collect_split ~> Image_Collect_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   902
  Range_Collect_split ~> Range_Collect_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   903
  Eps_split ~> Eps_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   904
  Eps_split_eq ~> Eps_case_prod_eq
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   905
  split_rsp ~> case_prod_rsp
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   906
  curry_split ~> curry_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   907
  split_curry ~> case_prod_curry
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   908
61424
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   909
Changes in structure HOLogic:
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   910
  split_const ~> case_prod_const
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   911
  mk_split ~> mk_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   912
  mk_psplits ~> mk_ptupleabs
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   913
  strip_psplits ~> strip_ptupleabs
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   914
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   915
INCOMPATIBILITY.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   916
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   917
* The coercions to type 'real' have been reorganised. The function
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   918
'real' is no longer overloaded, but has type 'nat => real' and
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   919
abbreviates of_nat for that type. Also 'real_of_int :: int => real'
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   920
abbreviates of_int for that type. Other overloaded instances of 'real'
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   921
have been replaced by 'real_of_ereal' and 'real_of_float'.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   922
61694
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   923
Consolidated facts (among others):
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   924
  real_of_nat_le_iff -> of_nat_le_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   925
  real_of_nat_numeral of_nat_numeral
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   926
  real_of_int_zero of_int_0
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   927
  real_of_nat_zero of_nat_0
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   928
  real_of_one of_int_1
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   929
  real_of_int_add of_int_add
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   930
  real_of_nat_add of_nat_add
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   931
  real_of_int_diff of_int_diff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   932
  real_of_nat_diff of_nat_diff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   933
  floor_subtract floor_diff_of_int
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   934
  real_of_int_inject of_int_eq_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   935
  real_of_int_gt_zero_cancel_iff of_int_0_less_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   936
  real_of_int_ge_zero_cancel_iff of_int_0_le_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   937
  real_of_nat_ge_zero of_nat_0_le_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   938
  real_of_int_ceiling_ge le_of_int_ceiling
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   939
  ceiling_less_eq ceiling_less_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   940
  ceiling_le_eq ceiling_le_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   941
  less_floor_eq less_floor_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   942
  floor_less_eq floor_less_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   943
  floor_divide_eq_div floor_divide_of_int_eq
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   944
  real_of_int_zero_cancel of_nat_eq_0_iff
6571c78c9667 Removed some legacy theorems; minor adjustments to simplification rules; new material on homotopic paths
paulson <lp15@cam.ac.uk>
parents: 61685
diff changeset
   945
  ceiling_real_of_int ceiling_of_int
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   946
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   947
INCOMPATIBILITY.
61143
5f898411ce87 eliminated \<Colon> from syntax of constraints;
wenzelm
parents: 61135
diff changeset
   948
60841
144523e0678e eliminated clone;
wenzelm
parents: 60809
diff changeset
   949
* Theory Map: lemma map_of_is_SomeD was a clone of map_of_SomeD and has
144523e0678e eliminated clone;
wenzelm
parents: 60809
diff changeset
   950
been removed. INCOMPATIBILITY.
144523e0678e eliminated clone;
wenzelm
parents: 60809
diff changeset
   951
60712
3ba16d28449d Quickcheck setup for finite sets
Lars Hupel <lars.hupel@mytum.de>
parents: 60707
diff changeset
   952
* Quickcheck setup for finite sets.
3ba16d28449d Quickcheck setup for finite sets
Lars Hupel <lars.hupel@mytum.de>
parents: 60707
diff changeset
   953
60171
b3be7677461e no more simp_legacy_precond
nipkow
parents: 60138
diff changeset
   954
* Discontinued simp_legacy_precond. Potential INCOMPATIBILITY.
60138
b11401808dac back to post-release mode -- after fork point;
wenzelm
parents: 60119
diff changeset
   955
60306
6b7c64ab8bd2 made Auto Sledgehammer behave more like the real thing
blanchet
parents: 60301
diff changeset
   956
* Sledgehammer:
61318
6a5a188ab3e7 speed up MaSh
blanchet
parents: 61317
diff changeset
   957
  - The MaSh relevance filter has been sped up.
60306
6b7c64ab8bd2 made Auto Sledgehammer behave more like the real thing
blanchet
parents: 60301
diff changeset
   958
  - Proof reconstruction has been improved, to minimize the incidence of
6b7c64ab8bd2 made Auto Sledgehammer behave more like the real thing
blanchet
parents: 60301
diff changeset
   959
    cases where Sledgehammer gives a proof that does not work.
6b7c64ab8bd2 made Auto Sledgehammer behave more like the real thing
blanchet
parents: 60301
diff changeset
   960
  - Auto Sledgehammer now minimizes and preplays the results.
61030
aeb578badc1c robust handling of Vampire 4 proofs
blanchet
parents: 61029
diff changeset
   961
  - Handle Vampire 4.0 proof output without raising exception.
61043
0810068379d8 eliminated obsolete environment variable
blanchet
parents: 61030
diff changeset
   962
  - Eliminated "MASH" environment variable. Use the "MaSh" option in
0810068379d8 eliminated obsolete environment variable
blanchet
parents: 61030
diff changeset
   963
    Isabelle/jEdit instead. INCOMPATIBILITY.
61317
b089c00f4db0 updated docs and NEWS
blanchet
parents: 61308
diff changeset
   964
  - Eliminated obsolete "blocking" option and related subcommands.
60306
6b7c64ab8bd2 made Auto Sledgehammer behave more like the real thing
blanchet
parents: 60301
diff changeset
   965
60310
932221b62e89 removed model checks from Nitpick
blanchet
parents: 60306
diff changeset
   966
* Nitpick:
61325
1cfc476198c9 avoid too aggressive optimization of 'finite' predicate
blanchet
parents: 61324
diff changeset
   967
  - Fixed soundness bug in translation of "finite" predicate.
61324
d4ec7594f558 avoid unsound simplification of (C (s x)) when s is a selector but not C's
blanchet
parents: 61318
diff changeset
   968
  - Fixed soundness bug in "destroy_constrs" optimization.
62080
73fde830ddae updated NEWS
blanchet
parents: 62075
diff changeset
   969
  - Fixed soundness bug in translation of "rat" type.
60310
932221b62e89 removed model checks from Nitpick
blanchet
parents: 60306
diff changeset
   970
  - Removed "check_potential" and "check_genuine" options.
61317
b089c00f4db0 updated docs and NEWS
blanchet
parents: 61308
diff changeset
   971
  - Eliminated obsolete "blocking" option.
60310
932221b62e89 removed model checks from Nitpick
blanchet
parents: 60306
diff changeset
   972
62027
wenzelm
parents: 62026
diff changeset
   973
* (Co)datatype package:
61345
blanchet
parents: 61338
diff changeset
   974
  - New commands "lift_bnf" and "copy_bnf" for lifting (copying) a BNF
blanchet
parents: 61338
diff changeset
   975
    structure on the raw type to an abstract type defined using typedef.
blanchet
parents: 61338
diff changeset
   976
  - Always generate "case_transfer" theorem.
62235
wenzelm
parents: 62234
diff changeset
   977
  - For mutual types, generate slightly stronger "rel_induct",
wenzelm
parents: 62234
diff changeset
   978
    "rel_coinduct", and "coinduct" theorems. INCOMPATIBLITY.
61551
078c9fd2e052 don't pollute local theory with needless names
blanchet
parents: 61550
diff changeset
   979
  - Allow discriminators and selectors with the same name as the type
078c9fd2e052 don't pollute local theory with needless names
blanchet
parents: 61550
diff changeset
   980
    being defined.
078c9fd2e052 don't pollute local theory with needless names
blanchet
parents: 61550
diff changeset
   981
  - Avoid various internal name clashes (e.g., 'datatype f = f').
60920
97c20589a0db NEWS, CONTRIBUTORS, documentation for lift_bnf
traytel
parents: 60868
diff changeset
   982
62098
wenzelm
parents: 62097
diff changeset
   983
* Transfer: new methods for interactive debugging of 'transfer' and
wenzelm
parents: 62097
diff changeset
   984
'transfer_prover': 'transfer_start', 'transfer_step', 'transfer_end',
wenzelm
parents: 62097
diff changeset
   985
'transfer_prover_start' and 'transfer_prover_end'.
61370
kuncar
parents: 61345
diff changeset
   986
62118
e60f1a925b4d print_record NEWS and CONTRIBUTORS
kleing
parents: 62114
diff changeset
   987
* New diagnostic command print_record for displaying record definitions.
e60f1a925b4d print_record NEWS and CONTRIBUTORS
kleing
parents: 62114
diff changeset
   988
60868
dd18c33c001e direct bootstrap of integer division from natural division
haftmann
parents: 60841
diff changeset
   989
* Division on integers is bootstrapped directly from division on
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   990
naturals and uses generic numeral algorithm for computations. Slight
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   991
INCOMPATIBILITY, simproc numeral_divmod replaces and generalizes former
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   992
simprocs binary_int_div and binary_int_mod
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   993
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   994
* Tightened specification of class semiring_no_zero_divisors. Minor
60516
0826b7025d07 generalized some theorems about integral domains and moved to HOL theories
haftmann
parents: 60515
diff changeset
   995
INCOMPATIBILITY.
0826b7025d07 generalized some theorems about integral domains and moved to HOL theories
haftmann
parents: 60515
diff changeset
   996
60688
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
   997
* Class algebraic_semidom introduces common algebraic notions of
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   998
integral (semi)domains, particularly units. Although logically subsumed
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   999
by fields, is is not a super class of these in order not to burden
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1000
fields with notions that are trivial there.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1001
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1002
* Class normalization_semidom specifies canonical representants for
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1003
equivalence classes of associated elements in an integral (semi)domain.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1004
This formalizes associated elements as well.
60688
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
  1005
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
  1006
* Abstract specification of gcd/lcm operations in classes semiring_gcd,
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1007
semiring_Gcd, semiring_Lcd. Minor INCOMPATIBILITY: facts gcd_nat.commute
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1008
and gcd_int.commute are subsumed by gcd.commute, as well as
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1009
gcd_nat.assoc and gcd_int.assoc by gcd.assoc.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1010
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1011
* Former constants Fields.divide (_ / _) and Divides.div (_ div _) are
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1012
logically unified to Rings.divide in syntactic type class Rings.divide,
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1013
with infix syntax (_ div _). Infix syntax (_ / _) for field division is
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1014
added later as abbreviation in class Fields.inverse. INCOMPATIBILITY,
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1015
instantiations must refer to Rings.divide rather than the former
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1016
separate constants, hence infix syntax (_ / _) is usually not available
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1017
during instantiation.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1018
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1019
* New cancellation simprocs for boolean algebras to cancel complementary
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1020
terms for sup and inf. For example, "sup x (sup y (- x))" simplifies to
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1021
"top". INCOMPATIBILITY.
61629
90f54d9e63f2 cancel complementary terms as arguments to sup/inf in boolean algebras
Andreas Lochbihler
parents: 61623
diff changeset
  1022
62101
26c0a70f78a3 add uniform spaces
hoelzl
parents: 62098
diff changeset
  1023
* Class uniform_space introduces uniform spaces btw topological spaces
26c0a70f78a3 add uniform spaces
hoelzl
parents: 62098
diff changeset
  1024
and metric spaces. Minor INCOMPATIBILITY: open_<type>_def needs to be
62205
wenzelm
parents: 62201
diff changeset
  1025
introduced in the form of an uniformity. Some constants are more general
wenzelm
parents: 62201
diff changeset
  1026
now, it may be necessary to add type class constraints.
62101
26c0a70f78a3 add uniform spaces
hoelzl
parents: 62098
diff changeset
  1027
26c0a70f78a3 add uniform spaces
hoelzl
parents: 62098
diff changeset
  1028
  open_real_def \<leadsto> open_dist
26c0a70f78a3 add uniform spaces
hoelzl
parents: 62098
diff changeset
  1029
  open_complex_def \<leadsto> open_dist
26c0a70f78a3 add uniform spaces
hoelzl
parents: 62098
diff changeset
  1030
62026
ea3b1b0413b4 more symbols;
wenzelm
parents: 62017
diff changeset
  1031
* Library/Monad_Syntax: notation uses symbols \<bind> and \<then>. INCOMPATIBILITY.
ea3b1b0413b4 more symbols;
wenzelm
parents: 62017
diff changeset
  1032
60397
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
  1033
* Library/Multiset:
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
  1034
  - Renamed multiset inclusion operators:
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
  1035
      < ~> <#
62208
ad43b3ab06e4 added 'supset' variants for new '<#' etc. symbols on multisets
blanchet
parents: 62205
diff changeset
  1036
      > ~> >#
60397
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
  1037
      <= ~> <=#
62208
ad43b3ab06e4 added 'supset' variants for new '<#' etc. symbols on multisets
blanchet
parents: 62205
diff changeset
  1038
      >= ~> >=#
60397
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
  1039
      \<le> ~> \<le>#
62208
ad43b3ab06e4 added 'supset' variants for new '<#' etc. symbols on multisets
blanchet
parents: 62205
diff changeset
  1040
      \<ge> ~> \<ge>#
60397
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
  1041
    INCOMPATIBILITY.
62209
009c6e0b44bb fixed NEWS w.r.t. multisets
blanchet
parents: 62208
diff changeset
  1042
  - Added multiset inclusion operator syntax:
009c6e0b44bb fixed NEWS w.r.t. multisets
blanchet
parents: 62208
diff changeset
  1043
      \<subset>#
009c6e0b44bb fixed NEWS w.r.t. multisets
blanchet
parents: 62208
diff changeset
  1044
      \<subseteq>#
009c6e0b44bb fixed NEWS w.r.t. multisets
blanchet
parents: 62208
diff changeset
  1045
      \<supset>#
009c6e0b44bb fixed NEWS w.r.t. multisets
blanchet
parents: 62208
diff changeset
  1046
      \<supseteq>#
60397
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
  1047
  - "'a multiset" is no longer an instance of the "order",
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
  1048
    "ordered_ab_semigroup_add_imp_le", "ordered_cancel_comm_monoid_diff",
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
  1049
    "semilattice_inf", and "semilattice_sup" type classes. The theorems
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
  1050
    previously provided by these type classes (directly or indirectly)
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
  1051
    are now available through the "subset_mset" interpretation
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
  1052
    (e.g. add_mono ~> subset_mset.add_mono).
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
  1053
    INCOMPATIBILITY.
60497
nipkow
parents: 60489
diff changeset
  1054
  - Renamed conversions:
60515
484559628038 renamed multiset_of -> mset
nipkow
parents: 60514
diff changeset
  1055
      multiset_of ~> mset
484559628038 renamed multiset_of -> mset
nipkow
parents: 60514
diff changeset
  1056
      multiset_of_set ~> mset_set
60497
nipkow
parents: 60489
diff changeset
  1057
      set_of ~> set_mset
nipkow
parents: 60489
diff changeset
  1058
    INCOMPATIBILITY
60398
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60397
diff changeset
  1059
  - Renamed lemmas:
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60397
diff changeset
  1060
      mset_le_def ~> subseteq_mset_def
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60397
diff changeset
  1061
      mset_less_def ~> subset_mset_def
60400
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
  1062
      less_eq_multiset.rep_eq ~> subseteq_mset_def
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
  1063
    INCOMPATIBILITY
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
  1064
  - Removed lemmas generated by lift_definition:
62235
wenzelm
parents: 62234
diff changeset
  1065
    less_eq_multiset.abs_eq, less_eq_multiset.rsp,
wenzelm
parents: 62234
diff changeset
  1066
    less_eq_multiset.transfer, less_eq_multiset_def
60400
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
  1067
    INCOMPATIBILITY
60006
wenzelm
parents: 59998
diff changeset
  1068
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1069
* Library/Omega_Words_Fun: Infinite words modeled as functions nat \<Rightarrow> 'a.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1070
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1071
* Library/Bourbaki_Witt_Fixpoint: Added formalisation of the
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1072
Bourbaki-Witt fixpoint theorem for increasing functions in
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1073
chain-complete partial orders.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1074
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1075
* Library/Old_Recdef: discontinued obsolete 'defer_recdef' command.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1076
Minor INCOMPATIBILITY, use 'function' instead.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1077
62064
d9874039786e misc tuning for release;
wenzelm
parents: 62060
diff changeset
  1078
* Library/Periodic_Fun: a locale that provides convenient lemmas for
d9874039786e misc tuning for release;
wenzelm
parents: 62060
diff changeset
  1079
periodic functions.
62060
b75764fc4c35 Added summability/Gamma/etc. to NEWS and CONTRIBUTORS
eberlm
parents: 62034
diff changeset
  1080
62098
wenzelm
parents: 62097
diff changeset
  1081
* Library/Formal_Power_Series: proper definition of division (with
wenzelm
parents: 62097
diff changeset
  1082
remainder) for formal power series; instances for Euclidean Ring and
wenzelm
parents: 62097
diff changeset
  1083
GCD.
62086
1c0246456ab9 Added formal power series updates to NEWS/CONTRIBUTORS
Manuel Eberl <eberlm@in.tum.de>
parents: 62084
diff changeset
  1084
62084
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1085
* HOL-Imperative_HOL: obsolete theory Legacy_Mrec has been removed.
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1086
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1087
* HOL-Statespace: command 'statespace' uses mandatory qualifier for
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1088
import of parent, as for general 'locale' expressions. INCOMPATIBILITY,
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1089
remove '!' and add '?' as required.
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1090
62237
167641f8b83a proper NEWS for this release;
wenzelm
parents: 62235
diff changeset
  1091
* HOL-Decision_Procs: The "approximation" method works with "powr"
167641f8b83a proper NEWS for this release;
wenzelm
parents: 62235
diff changeset
  1092
(exponentiation on real numbers) again.
167641f8b83a proper NEWS for this release;
wenzelm
parents: 62235
diff changeset
  1093
62084
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1094
* HOL-Multivariate_Analysis: theory Cauchy_Integral_Thm with Contour
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1095
integrals (= complex path integrals), Cauchy's integral theorem, winding
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1096
numbers and Cauchy's integral formula, Liouville theorem, Fundamental
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1097
Theorem of Algebra. Ported from HOL Light.
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1098
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1099
* HOL-Multivariate_Analysis: topological concepts such as connected
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1100
components, homotopic paths and the inside or outside of a set.
61121
efe8b18306b7 do not expose low-level "_def" facts of 'function' definitions, to avoid potential confusion with the situation of plain 'definition';
wenzelm
parents: 61119
diff changeset
  1101
62084
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1102
* HOL-Multivariate_Analysis: radius of convergence of power series and
62064
d9874039786e misc tuning for release;
wenzelm
parents: 62060
diff changeset
  1103
various summability tests; Harmonic numbers and the Euler–Mascheroni
d9874039786e misc tuning for release;
wenzelm
parents: 62060
diff changeset
  1104
constant; the Generalised Binomial Theorem; the complex and real
d9874039786e misc tuning for release;
wenzelm
parents: 62060
diff changeset
  1105
Gamma/log-Gamma/Digamma/ Polygamma functions and their most important
d9874039786e misc tuning for release;
wenzelm
parents: 62060
diff changeset
  1106
properties.
62060
b75764fc4c35 Added summability/Gamma/etc. to NEWS and CONTRIBUTORS
eberlm
parents: 62034
diff changeset
  1107
62084
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1108
* HOL-Probability: The central limit theorem based on Levy's uniqueness
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1109
and continuity theorems, weak convergence, and characterisitc functions.
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1110
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1111
* HOL-Data_Structures: new and growing session of standard data
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
  1112
structures.
61178
0b071f72f330 Omega_Words_Fun: Infinite words as functions from nat.
lammich <lammich@in.tum.de>
parents: 61174
diff changeset
  1113
60479
db238135f386 tuned whitespace;
wenzelm
parents: 60477
diff changeset
  1114
60793
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
  1115
*** ML ***
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
  1116
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1117
* The following combinators for low-level profiling of the ML runtime
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1118
system are available:
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1119
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1120
  profile_time          (*CPU time*)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1121
  profile_time_thread   (*CPU time on this thread*)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1122
  profile_allocations   (*overall heap allocations*)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1123
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1124
* Antiquotation @{undefined} or \<^undefined> inlines (raise Match).
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1125
62075
ea3360245939 added ML antiquotation @{method};
wenzelm
parents: 62064
diff changeset
  1126
* Antiquotation @{method NAME} inlines the (checked) name of the given
ea3360245939 added ML antiquotation @{method};
wenzelm
parents: 62064
diff changeset
  1127
Isar proof method.
ea3360245939 added ML antiquotation @{method};
wenzelm
parents: 62064
diff changeset
  1128
61922
wenzelm
parents: 61907
diff changeset
  1129
* Pretty printing of Poly/ML compiler output in Isabelle has been
wenzelm
parents: 61907
diff changeset
  1130
improved: proper treatment of break offsets and blocks with consistent
wenzelm
parents: 61907
diff changeset
  1131
breaks.
wenzelm
parents: 61907
diff changeset
  1132
61268
abe08fb15a12 moved remaining display.ML to more_thm.ML;
wenzelm
parents: 61252
diff changeset
  1133
* The auxiliary module Pure/display.ML has been eliminated. Its
abe08fb15a12 moved remaining display.ML to more_thm.ML;
wenzelm
parents: 61252
diff changeset
  1134
elementary thm print operations are now in Pure/more_thm.ML and thus
abe08fb15a12 moved remaining display.ML to more_thm.ML;
wenzelm
parents: 61252
diff changeset
  1135
called Thm.pretty_thm, Thm.string_of_thm etc. INCOMPATIBILITY.
abe08fb15a12 moved remaining display.ML to more_thm.ML;
wenzelm
parents: 61252
diff changeset
  1136
61144
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
  1137
* Simproc programming interfaces have been simplified:
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
  1138
Simplifier.make_simproc and Simplifier.define_simproc supersede various
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
  1139
forms of Simplifier.mk_simproc, Simplifier.simproc_global etc. Note that
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
  1140
term patterns for the left-hand sides are specified with implicitly
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
  1141
fixed variables, like top-level theorem statements. INCOMPATIBILITY.
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
  1142
60802
wenzelm
parents: 60793
diff changeset
  1143
* Instantiation rules have been re-organized as follows:
wenzelm
parents: 60793
diff changeset
  1144
wenzelm
parents: 60793
diff changeset
  1145
  Thm.instantiate  (*low-level instantiation with named arguments*)
wenzelm
parents: 60793
diff changeset
  1146
  Thm.instantiate' (*version with positional arguments*)
wenzelm
parents: 60793
diff changeset
  1147
wenzelm
parents: 60793
diff changeset
  1148
  Drule.infer_instantiate  (*instantiation with type inference*)
wenzelm
parents: 60793
diff changeset
  1149
  Drule.infer_instantiate'  (*version with positional arguments*)
wenzelm
parents: 60793
diff changeset
  1150
wenzelm
parents: 60793
diff changeset
  1151
The LHS only requires variable specifications, instead of full terms.
wenzelm
parents: 60793
diff changeset
  1152
Old cterm_instantiate is superseded by infer_instantiate.
wenzelm
parents: 60793
diff changeset
  1153
INCOMPATIBILITY, need to re-adjust some ML names and types accordingly.
wenzelm
parents: 60793
diff changeset
  1154
60793
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
  1155
* Old tactic shorthands atac, rtac, etac, dtac, ftac have been
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
  1156
discontinued. INCOMPATIBILITY, use regular assume_tac, resolve_tac etc.
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
  1157
instead (with proper context).
60642
48dd1cefb4ae simplified Thm.instantiate and derivatives: the LHS refers to non-certified variables -- this merely serves as index into already certified structures (or is ignored);
wenzelm
parents: 60631
diff changeset
  1158
48dd1cefb4ae simplified Thm.instantiate and derivatives: the LHS refers to non-certified variables -- this merely serves as index into already certified structures (or is ignored);
wenzelm
parents: 60631
diff changeset
  1159
* Thm.instantiate (and derivatives) no longer require the LHS of the
48dd1cefb4ae simplified Thm.instantiate and derivatives: the LHS refers to non-certified variables -- this merely serves as index into already certified structures (or is ignored);
wenzelm
parents: 60631
diff changeset
  1160
instantiation to be certified: plain variables are given directly.
48dd1cefb4ae simplified Thm.instantiate and derivatives: the LHS refers to non-certified variables -- this merely serves as index into already certified structures (or is ignored);
wenzelm
parents: 60631
diff changeset
  1161
60707
e96b7be56d44 SUBPROOF and Subgoal.FOCUS combinators use anonymous quasi-bound variables (like the Simplifier);
wenzelm
parents: 60688
diff changeset
  1162
* Subgoal.SUBPROOF and Subgoal.FOCUS combinators use anonymous
e96b7be56d44 SUBPROOF and Subgoal.FOCUS combinators use anonymous quasi-bound variables (like the Simplifier);
wenzelm
parents: 60688
diff changeset
  1163
quasi-bound variables (like the Simplifier), instead of accidentally
e96b7be56d44 SUBPROOF and Subgoal.FOCUS combinators use anonymous quasi-bound variables (like the Simplifier);
wenzelm
parents: 60688
diff changeset
  1164
named local fixes. This has the potential to improve stability of proof
e96b7be56d44 SUBPROOF and Subgoal.FOCUS combinators use anonymous quasi-bound variables (like the Simplifier);
wenzelm
parents: 60688
diff changeset
  1165
tools, but can also cause INCOMPATIBILITY for tools that don't observe
e96b7be56d44 SUBPROOF and Subgoal.FOCUS combinators use anonymous quasi-bound variables (like the Simplifier);
wenzelm
parents: 60688
diff changeset
  1166
the proof context discipline.
e96b7be56d44 SUBPROOF and Subgoal.FOCUS combinators use anonymous quasi-bound variables (like the Simplifier);
wenzelm
parents: 60688
diff changeset
  1167
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1168
* Isar proof methods are based on a slightly more general type
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1169
context_tactic, which allows to change the proof context dynamically
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1170
(e.g. to update cases) and indicate explicit Seq.Error results. Former
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1171
METHOD_CASES is superseded by CONTEXT_METHOD; further combinators are
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1172
provided in src/Pure/Isar/method.ML for convenience. INCOMPATIBILITY.
61885
acdfc76a6c33 more explicit ML profiling, with official Isabelle output;
wenzelm
parents: 61848
diff changeset
  1173
60642
48dd1cefb4ae simplified Thm.instantiate and derivatives: the LHS refers to non-certified variables -- this merely serves as index into already certified structures (or is ignored);
wenzelm
parents: 60631
diff changeset
  1174
60983
ff4a67c65084 updated to polyml-5.5.3-20150820, with native x86-windows support;
wenzelm
parents: 60922
diff changeset
  1175
*** System ***
ff4a67c65084 updated to polyml-5.5.3-20150820, with native x86-windows support;
wenzelm
parents: 60922
diff changeset
  1176
62525
0c9081056829 NEWS after Isabelle2016;
wenzelm
parents: 62522
diff changeset
  1177
* Command-line tool "isabelle console" enables print mode "ASCII".
61958
0a5dd617a88c isabelle console: print mode "ASCII";
wenzelm
parents: 61955
diff changeset
  1178
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1179
* Command-line tool "isabelle update_then" expands old Isar command
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1180
conflations:
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1181
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1182
    hence  ~>  then have
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1183
    thus   ~>  then show
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1184
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1185
This syntax is more orthogonal and improves readability and
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1186
maintainability of proofs.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1187
61602
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
  1188
* Global session timeout is multiplied by timeout_scale factor. This
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
  1189
allows to adjust large-scale tests (e.g. AFP) to overall hardware
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
  1190
performance.
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
  1191
61174
74eddfef841e replacement character for spaces;
wenzelm
parents: 61173
diff changeset
  1192
* Property values in etc/symbols may contain spaces, if written with the
62671
a9ee1f240b81 recovered from Unicode accident in 7248d106c607;
wenzelm
parents: 62670
diff changeset
  1193
replacement character "␣" (Unicode point 0x2324). For example:
a9ee1f240b81 recovered from Unicode accident in 7248d106c607;
wenzelm
parents: 62670
diff changeset
  1194
a9ee1f240b81 recovered from Unicode accident in 7248d106c607;
wenzelm
parents: 62670
diff changeset
  1195
    \<star>  code: 0x0022c6  group: operator  font: Deja␣Vu␣Sans␣Mono
61174
74eddfef841e replacement character for spaces;
wenzelm
parents: 61173
diff changeset
  1196
60995
5176de8f90db updated to jdk-8u60, with support for x86_64-windows;
wenzelm
parents: 60986
diff changeset
  1197
* Java runtime environment for x86_64-windows allows to use larger heap
5176de8f90db updated to jdk-8u60, with support for x86_64-windows;
wenzelm
parents: 60986
diff changeset
  1198
space.
5176de8f90db updated to jdk-8u60, with support for x86_64-windows;
wenzelm
parents: 60986
diff changeset
  1199
61135
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1200
* Java runtime options are determined separately for 32bit vs. 64bit
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1201
platforms as follows.
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1202
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1203
  - Isabelle desktop application: platform-specific files that are
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1204
    associated with the main app bundle
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1205
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1206
  - isabelle jedit: settings
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1207
    JEDIT_JAVA_SYSTEM_OPTIONS
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1208
    JEDIT_JAVA_OPTIONS32 vs. JEDIT_JAVA_OPTIONS64
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1209
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1210
  - isabelle build: settings
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1211
    ISABELLE_BUILD_JAVA_OPTIONS32 vs. ISABELLE_BUILD_JAVA_OPTIONS64
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1212
61294
2d3d26e9b191 renamed jvmpath to platform_path;
wenzelm
parents: 61270
diff changeset
  1213
* Bash shell function "jvmpath" has been renamed to "platform_path": it
2d3d26e9b191 renamed jvmpath to platform_path;
wenzelm
parents: 61270
diff changeset
  1214
is relevant both for Poly/ML and JVM processes.
2d3d26e9b191 renamed jvmpath to platform_path;
wenzelm
parents: 61270
diff changeset
  1215
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1216
* Poly/ML default platform architecture may be changed from 32bit to
62205
wenzelm
parents: 62201
diff changeset
  1217
64bit via system option ML_system_64. A system restart (and rebuild) is
wenzelm
parents: 62201
diff changeset
  1218
required after change.
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1219
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1220
* Poly/ML 5.6 runs natively on x86-windows and x86_64-windows, which
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1221
both allow larger heap space than former x86-cygwin.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1222
62157
adcaaf6c9910 more good NEWS;
wenzelm
parents: 62118
diff changeset
  1223
* Heap images are 10-15% smaller due to less wasteful persistent theory
adcaaf6c9910 more good NEWS;
wenzelm
parents: 62118
diff changeset
  1224
content (using ML type theory_id instead of theory);
adcaaf6c9910 more good NEWS;
wenzelm
parents: 62118
diff changeset
  1225
60983
ff4a67c65084 updated to polyml-5.5.3-20150820, with native x86-windows support;
wenzelm
parents: 60922
diff changeset
  1226
60479
db238135f386 tuned whitespace;
wenzelm
parents: 60477
diff changeset
  1227
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1228
New in Isabelle2015 (May 2015)
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1229
------------------------------
57695
987c9ceeaafd back to post-release mode -- after fork point;
wenzelm
parents: 57693
diff changeset
  1230
57941
57200bdc2aa7 localized command 'method_setup' and 'attribute_setup';
wenzelm
parents: 57882
diff changeset
  1231
*** General ***
57200bdc2aa7 localized command 'method_setup' and 'attribute_setup';
wenzelm
parents: 57882
diff changeset
  1232
59939
7d46aa03696e support for 'restricted' modifier: only qualified accesses outside the local scope;
wenzelm
parents: 59936
diff changeset
  1233
* Local theory specification commands may have a 'private' or
59990
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59967
diff changeset
  1234
'qualified' modifier to restrict name space accesses to the local scope,
59939
7d46aa03696e support for 'restricted' modifier: only qualified accesses outside the local scope;
wenzelm
parents: 59936
diff changeset
  1235
as provided by some "context begin ... end" block. For example:
59926
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1236
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1237
  context
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1238
  begin
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1239
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1240
  private definition ...
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1241
  private lemma ...
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1242
59990
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59967
diff changeset
  1243
  qualified definition ...
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59967
diff changeset
  1244
  qualified lemma ...
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59967
diff changeset
  1245
59926
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1246
  lemma ...
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1247
  theorem ...
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1248
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1249
  end
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1250
59901
840d03805755 added command 'experiment';
wenzelm
parents: 59899
diff changeset
  1251
* Command 'experiment' opens an anonymous locale context with private
840d03805755 added command 'experiment';
wenzelm
parents: 59899
diff changeset
  1252
naming policy.
840d03805755 added command 'experiment';
wenzelm
parents: 59899
diff changeset
  1253
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1254
* Command 'notepad' requires proper nesting of begin/end and its proof
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1255
structure in the body: 'oops' is no longer supported here. Minor
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1256
INCOMPATIBILITY, use 'sorry' instead.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1257
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1258
* Command 'named_theorems' declares a dynamic fact within the context,
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1259
together with an attribute to maintain the content incrementally. This
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1260
supersedes functor Named_Thms in Isabelle/ML, but with a subtle change
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1261
of semantics due to external visual order vs. internal reverse order.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1262
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1263
* 'find_theorems': search patterns which are abstractions are
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1264
schematically expanded before search. Search results match the naive
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1265
expectation more closely, particularly wrt. abbreviations.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1266
INCOMPATIBILITY.
59648
wenzelm
parents: 59621
diff changeset
  1267
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1268
* Commands 'method_setup' and 'attribute_setup' now work within a local
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1269
theory context.
57941
57200bdc2aa7 localized command 'method_setup' and 'attribute_setup';
wenzelm
parents: 57882
diff changeset
  1270
58928
23d0ffd48006 plain value Keywords.keywords, which might be used outside theory for bootstrap purposes;
wenzelm
parents: 58872
diff changeset
  1271
* Outer syntax commands are managed authentically within the theory
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1272
context, without implicit global state. Potential for accidental
58928
23d0ffd48006 plain value Keywords.keywords, which might be used outside theory for bootstrap purposes;
wenzelm
parents: 58872
diff changeset
  1273
INCOMPATIBILITY, make sure that required theories are really imported.
23d0ffd48006 plain value Keywords.keywords, which might be used outside theory for bootstrap purposes;
wenzelm
parents: 58872
diff changeset
  1274
60115
wenzelm
parents: 60114
diff changeset
  1275
* Historical command-line terminator ";" is no longer accepted (and
wenzelm
parents: 60114
diff changeset
  1276
already used differently in Isar). Minor INCOMPATIBILITY, use "isabelle
wenzelm
parents: 60114
diff changeset
  1277
update_semicolons" to remove obsolete semicolons from old theory
wenzelm
parents: 60114
diff changeset
  1278
sources.
wenzelm
parents: 60114
diff changeset
  1279
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1280
* Structural composition of proof methods (meth1; meth2) in Isar
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1281
corresponds to (tac1 THEN_ALL_NEW tac2) in ML.
59105
haftmann
parents: 59058
diff changeset
  1282
60119
54bea620e54f added Eisbach, using version 3752768caa17 of its Bitbucket repository;
wenzelm
parents: 60115
diff changeset
  1283
* The Eisbach proof method language allows to define new proof methods
54bea620e54f added Eisbach, using version 3752768caa17 of its Bitbucket repository;
wenzelm
parents: 60115
diff changeset
  1284
by combining existing ones with their usual syntax. The "match" proof
54bea620e54f added Eisbach, using version 3752768caa17 of its Bitbucket repository;
wenzelm
parents: 60115
diff changeset
  1285
method provides basic fact/term matching in addition to
54bea620e54f added Eisbach, using version 3752768caa17 of its Bitbucket repository;
wenzelm
parents: 60115
diff changeset
  1286
premise/conclusion matching through Subgoal.focus, and binds fact names
60288
d7f636331176 added Eisbach manual, using version 8845c4cb28b6 of its Bitbucket repository;
wenzelm
parents: 60273
diff changeset
  1287
from matches as well as term patterns within matches. The Isabelle
d7f636331176 added Eisbach manual, using version 8845c4cb28b6 of its Bitbucket repository;
wenzelm
parents: 60273
diff changeset
  1288
documentation provides an entry "eisbach" for the Eisbach User Manual.
d7f636331176 added Eisbach manual, using version 8845c4cb28b6 of its Bitbucket repository;
wenzelm
parents: 60273
diff changeset
  1289
Sources and various examples are in ~~/src/HOL/Eisbach/.
60119
54bea620e54f added Eisbach, using version 3752768caa17 of its Bitbucket repository;
wenzelm
parents: 60115
diff changeset
  1290
57941
57200bdc2aa7 localized command 'method_setup' and 'attribute_setup';
wenzelm
parents: 57882
diff changeset
  1291
58524
f805b366a497 context menu for bibtex entries;
wenzelm
parents: 58421
diff changeset
  1292
*** Prover IDE -- Isabelle/Scala/jEdit ***
f805b366a497 context menu for bibtex entries;
wenzelm
parents: 58421
diff changeset
  1293
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1294
* Improved folding mode "isabelle" based on Isar syntax. Alternatively,
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1295
the "sidekick" mode may be used for document structure.
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1296
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1297
* Extended bracket matching based on Isar language structure. System
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1298
option jedit_structure_limit determines maximum number of lines to scan
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1299
in the buffer.
58758
wenzelm
parents: 58716
diff changeset
  1300
58540
wenzelm
parents: 58526
diff changeset
  1301
* Support for BibTeX files: context menu, context-sensitive token
wenzelm
parents: 58526
diff changeset
  1302
marker, SideKick parser.
58524
f805b366a497 context menu for bibtex entries;
wenzelm
parents: 58421
diff changeset
  1303
58551
wenzelm
parents: 58541
diff changeset
  1304
* Document antiquotation @{cite} provides formal markup, which is
60265
wenzelm
parents: 60261
diff changeset
  1305
interpreted semi-formally based on .bib files that happen to be open in
wenzelm
parents: 60261
diff changeset
  1306
the editor (hyperlinks, completion etc.).
58551
wenzelm
parents: 58541
diff changeset
  1307
58785
e7d2b46520e0 clarified default;
wenzelm
parents: 58776
diff changeset
  1308
* Less waste of vertical space via negative line spacing (see Global
e7d2b46520e0 clarified default;
wenzelm
parents: 58776
diff changeset
  1309
Options / Text Area).
e7d2b46520e0 clarified default;
wenzelm
parents: 58776
diff changeset
  1310
60089
8bd5999133d4 let the system choose Graph_Display.display_graph_old: thm_deps needs tree hierarchy, code_deps needs cycles (!?);
wenzelm
parents: 60085
diff changeset
  1311
* Improved graphview panel with optional output of PNG or PDF, for
60273
83de10e27007 use display_graph_old for locale_deps, to show a bit more than nothing for cyclic graphs;
wenzelm
parents: 60265
diff changeset
  1312
display of 'thy_deps', 'class_deps' etc.
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1313
60115
wenzelm
parents: 60114
diff changeset
  1314
* The commands 'thy_deps' and 'class_deps' allow optional bounds to
wenzelm
parents: 60114
diff changeset
  1315
restrict the visualized hierarchy.
60093
c48d536231fe clarified thy_deps;
wenzelm
parents: 60089
diff changeset
  1316
60072
wenzelm
parents: 60025
diff changeset
  1317
* Improved scheduling for asynchronous print commands (e.g. provers
wenzelm
parents: 60025
diff changeset
  1318
managed by the Sledgehammer panel) wrt. ongoing document processing.
wenzelm
parents: 60025
diff changeset
  1319
58524
f805b366a497 context menu for bibtex entries;
wenzelm
parents: 58421
diff changeset
  1320
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1321
*** Document preparation ***
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1322
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1323
* Document markup commands 'chapter', 'section', 'subsection',
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1324
'subsubsection', 'text', 'txt', 'text_raw' work uniformly in any
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1325
context, even before the initial 'theory' command. Obsolete proof
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1326
commands 'sect', 'subsect', 'subsubsect', 'txt_raw' have been
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1327
discontinued, use 'section', 'subsection', 'subsubsection', 'text_raw'
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1328
instead. The old 'header' command is still retained for some time, but
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1329
should be replaced by 'chapter', 'section' etc. (using "isabelle
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1330
update_header"). Minor INCOMPATIBILITY.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1331
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1332
* Official support for "tt" style variants, via \isatt{...} or
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1333
\begin{isabellett}...\end{isabellett}. The somewhat fragile \verb or
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1334
verbatim environment of LaTeX is no longer used. This allows @{ML} etc.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1335
as argument to other macros (such as footnotes).
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1336
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1337
* Document antiquotation @{verbatim} prints ASCII text literally in "tt"
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1338
style.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1339
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1340
* Discontinued obsolete option "document_graph": session_graph.pdf is
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1341
produced unconditionally for HTML browser_info and PDF-LaTeX document.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1342
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1343
* Diagnostic commands and document markup commands within a proof do not
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1344
affect the command tag for output. Thus commands like 'thm' are subject
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1345
to proof document structure, and no longer "stick out" accidentally.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1346
Commands 'text' and 'txt' merely differ in the LaTeX style, not their
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1347
tags. Potential INCOMPATIBILITY in exotic situations.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1348
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1349
* System option "pretty_margin" is superseded by "thy_output_margin",
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1350
which is also accessible via document antiquotation option "margin".
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1351
Only the margin for document output may be changed, but not the global
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1352
pretty printing: that is 76 for plain console output, and adapted
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1353
dynamically in GUI front-ends. Implementations of document
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1354
antiquotations need to observe the margin explicitly according to
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1355
Thy_Output.string_of_margin. Minor INCOMPATIBILITY.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1356
60299
5ae2a2e74c93 clarified NEWS: document_files are officially required since Isabelle2014, but the absence was tolerated as legacy feature;
wenzelm
parents: 60288
diff changeset
  1357
* Specification of 'document_files' in the session ROOT file is
5ae2a2e74c93 clarified NEWS: document_files are officially required since Isabelle2014, but the absence was tolerated as legacy feature;
wenzelm
parents: 60288
diff changeset
  1358
mandatory for document preparation. The legacy mode with implicit
5ae2a2e74c93 clarified NEWS: document_files are officially required since Isabelle2014, but the absence was tolerated as legacy feature;
wenzelm
parents: 60288
diff changeset
  1359
copying of the document/ directory is no longer supported. Minor
5ae2a2e74c93 clarified NEWS: document_files are officially required since Isabelle2014, but the absence was tolerated as legacy feature;
wenzelm
parents: 60288
diff changeset
  1360
INCOMPATIBILITY.
5ae2a2e74c93 clarified NEWS: document_files are officially required since Isabelle2014, but the absence was tolerated as legacy feature;
wenzelm
parents: 60288
diff changeset
  1361
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1362
58202
be1d10595b7b restrictive options for class dependencies
haftmann
parents: 58192
diff changeset
  1363
*** Pure ***
be1d10595b7b restrictive options for class dependencies
haftmann
parents: 58192
diff changeset
  1364
59835
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
  1365
* Proof methods with explicit instantiation ("rule_tac", "subgoal_tac"
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
  1366
etc.) allow an optional context of local variables ('for' declaration):
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
  1367
these variables become schematic in the instantiated theorem; this
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
  1368
behaviour is analogous to 'for' in attributes "where" and "of".
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
  1369
Configuration option rule_insts_schematic (default false) controls use
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
  1370
of schematic variables outside the context. Minor INCOMPATIBILITY,
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
  1371
declare rule_insts_schematic = true temporarily and update to use local
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
  1372
variable declarations or dummy patterns instead.
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
  1373
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1374
* Explicit instantiation via attributes "where", "of", and proof methods
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1375
"rule_tac" with derivatives like "subgoal_tac" etc. admit dummy patterns
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1376
("_") that stand for anonymous local variables.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1377
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1378
* Generated schematic variables in standard format of exported facts are
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1379
incremented to avoid material in the proof context. Rare
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1380
INCOMPATIBILITY, explicit instantiation sometimes needs to refer to
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1381
different index.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1382
60010
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
  1383
* Lexical separation of signed and unsigned numerals: categories "num"
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
  1384
and "float" are unsigned. INCOMPATIBILITY: subtle change in precedence
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
  1385
of numeral signs, particularly in expressions involving infix syntax
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
  1386
like "(- 1) ^ n".
58410
6d46ad54a2ab explicit separation of signed and unsigned numerals using existing lexical categories num and xnum
haftmann
parents: 58373
diff changeset
  1387
58421
37cbbd8eb460 discontinued old "xnum" token category;
wenzelm
parents: 58410
diff changeset
  1388
* Old inner token category "xnum" has been discontinued.  Potential
37cbbd8eb460 discontinued old "xnum" token category;
wenzelm
parents: 58410
diff changeset
  1389
INCOMPATIBILITY for exotic syntax: may use mixfix grammar with "num"
37cbbd8eb460 discontinued old "xnum" token category;
wenzelm
parents: 58410
diff changeset
  1390
token category instead.
37cbbd8eb460 discontinued old "xnum" token category;
wenzelm
parents: 58410
diff changeset
  1391
58202
be1d10595b7b restrictive options for class dependencies
haftmann
parents: 58192
diff changeset
  1392
57737
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
  1393
*** HOL ***
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
  1394
57983
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1395
* New (co)datatype package:
58373
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
  1396
  - The 'datatype_new' command has been renamed 'datatype'. The old
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
  1397
    command of that name is now called 'old_datatype' and is provided
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
  1398
    by "~~/src/HOL/Library/Old_Datatype.thy". See