NEWS
author wenzelm
Sat, 05 Mar 2016 12:49:47 +0100
changeset 62514 aae510e9a698
parent 62509 13d6948e4b12
child 62519 a564458f94db
permissions -rw-r--r--
tuned signature;
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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Isabelle NEWS -- history of user-relevant changes
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=================================================
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ed941505cab7 Isabelle NEWS -- history of user-visible changes;
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a7cf464933f7 generate HTML version of NEWS, with proper symbol rendering;
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(Note: Isabelle/jEdit shows a tree-view of the NEWS file in Sidekick.)
60006
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New in this Isabelle version
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----------------------------
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*** General ***
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31fa592761da symbol interpretation for \<circle>;
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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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*** Isar ***
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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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*** HOL ***
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* (Co)datatype package:
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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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62407
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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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* Multiset membership is now expressed using set_mset rather than count.
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ASCII infix syntax ":#" has been discontinued.
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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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  - Rules count_inI and in_countE obtain facts of the form
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    "count M a = n" from membership.
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  - Rules count_in_diffI and in_diff_countE obtain facts of the form
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    "count M a = n + count N a" from membership on difference sets.
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INCOMPATIBILITY.
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* Compound constants INFIMUM and SUPREMUM are mere abbreviations now.
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INCOMPATIBILITY.
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* More complex analysis including Cauchy's inequality, Liouville theorem,
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open mapping theorem, maximum modulus principle, Schwarz Lemma.
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* "Gcd (f ` A)" and "Lcm (f ` A)" are printed with optional
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comprehension-like syntax analogously to "Inf (f ` A)" and "Sup (f ` A)".
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* Class semiring_Lcd merged into semiring_Gcd.  INCOMPATIBILITY.
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* The type class ordered_comm_monoid_add is now called
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ordered_cancel_comm_monoid_add. A new type class ordered_comm_monoid_add is
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introduced as the combination of ordered_ab_semigroup_add + comm_monoid_add.
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INCOMPATIBILITY.
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* Introduced the type classes canonically_ordered_comm_monoid_add and dioid.
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* Added topological_monoid
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* Library/Polynomial.thy contains also derivation of polynomials
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but not gcd/lcm on polynomials over fields.  This has been moved
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to a separate theory Library/Polynomial_GCD_euclidean.thy, to
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pave way for a possible future different type class instantiation
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for polynomials over factorial rings.  INCOMPATIBILITY.
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* Dropped various legacy fact bindings, whose replacements are often
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of a more general type also:
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  lcm_left_commute_nat ~> lcm.left_commute
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  lcm_left_commute_int ~> lcm.left_commute
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  gcd_left_commute_nat ~> gcd.left_commute
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  gcd_left_commute_int ~> gcd.left_commute
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  gcd_greatest_iff_nat ~> gcd_greatest_iff
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  gcd_greatest_iff_int ~> gcd_greatest_iff
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  coprime_dvd_mult_nat ~> coprime_dvd_mult
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  coprime_dvd_mult_int ~> coprime_dvd_mult
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  zpower_numeral_even ~> power_numeral_even
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  gcd_mult_cancel_nat ~> gcd_mult_cancel
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  gcd_mult_cancel_int ~> gcd_mult_cancel
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  div_gcd_coprime_nat ~> div_gcd_coprime
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  div_gcd_coprime_int ~> div_gcd_coprime
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  zpower_numeral_odd ~> power_numeral_odd
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  zero_less_int_conv ~> of_nat_0_less_iff
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  gcd_greatest_nat ~> gcd_greatest
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  gcd_greatest_int ~> gcd_greatest
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  coprime_mult_nat ~> coprime_mult
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  coprime_mult_int ~> coprime_mult
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  lcm_commute_nat ~> lcm.commute
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  lcm_commute_int ~> lcm.commute
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  int_less_0_conv ~> of_nat_less_0_iff
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  gcd_commute_nat ~> gcd.commute
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  gcd_commute_int ~> gcd.commute
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  Gcd_insert_nat ~> Gcd_insert
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  Gcd_insert_int ~> Gcd_insert
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  of_int_int_eq ~> of_int_of_nat_eq
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  lcm_least_nat ~> lcm_least
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  lcm_least_int ~> lcm_least
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  lcm_assoc_nat ~> lcm.assoc
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  lcm_assoc_int ~> lcm.assoc
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  int_le_0_conv ~> of_nat_le_0_iff
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  int_eq_0_conv ~> of_nat_eq_0_iff
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  Gcd_empty_nat ~> Gcd_empty
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  Gcd_empty_int ~> Gcd_empty
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  gcd_assoc_nat ~> gcd.assoc
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  gcd_assoc_int ~> gcd.assoc
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  zero_zle_int ~> of_nat_0_le_iff
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  lcm_dvd2_nat ~> dvd_lcm2
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  lcm_dvd2_int ~> dvd_lcm2
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  lcm_dvd1_nat ~> dvd_lcm1
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  lcm_dvd1_int ~> dvd_lcm1
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  gcd_zero_nat ~> gcd_eq_0_iff
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  gcd_zero_int ~> gcd_eq_0_iff
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  gcd_dvd2_nat ~> gcd_dvd2
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  gcd_dvd2_int ~> gcd_dvd2
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  gcd_dvd1_nat ~> gcd_dvd1
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  gcd_dvd1_int ~> gcd_dvd1
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  int_numeral ~> of_nat_numeral
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  lcm_ac_nat ~> ac_simps
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  lcm_ac_int ~> ac_simps
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  gcd_ac_nat ~> ac_simps
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  gcd_ac_int ~> ac_simps
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  abs_int_eq ~> abs_of_nat
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  zless_int ~> of_nat_less_iff
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  zdiff_int ~> of_nat_diff
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  zadd_int ~> of_nat_add
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  int_mult ~> of_nat_mult
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  int_Suc ~> of_nat_Suc
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  inj_int ~> inj_of_nat
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   151
  int_1 ~> of_nat_1
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  int_0 ~> of_nat_0
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  Lcm_empty_nat ~> Lcm_empty
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  Lcm_empty_int ~> Lcm_empty
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   155
  Lcm_insert_nat ~> Lcm_insert
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  Lcm_insert_int ~> Lcm_insert
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  comp_fun_idem_gcd_nat ~> comp_fun_idem_gcd
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   158
  comp_fun_idem_gcd_int ~> comp_fun_idem_gcd
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   159
  comp_fun_idem_lcm_nat ~> comp_fun_idem_lcm
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  comp_fun_idem_lcm_int ~> comp_fun_idem_lcm
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   161
  Lcm_eq_0 ~> Lcm_eq_0_I
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  Lcm0_iff ~> Lcm_0_iff
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  Lcm_dvd_int ~> Lcm_least
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   164
  divides_mult_nat ~> divides_mult
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   165
  divides_mult_int ~> divides_mult
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   166
  lcm_0_nat ~> lcm_0_right
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   167
  lcm_0_int ~> lcm_0_right
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   168
  lcm_0_left_nat ~> lcm_0_left
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   169
  lcm_0_left_int ~> lcm_0_left
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   170
  dvd_gcd_D1_nat ~> dvd_gcdD1
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   171
  dvd_gcd_D1_int ~> dvd_gcdD1
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   172
  dvd_gcd_D2_nat ~> dvd_gcdD2
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   173
  dvd_gcd_D2_int ~> dvd_gcdD2
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   174
  coprime_dvd_mult_iff_nat ~> coprime_dvd_mult_iff
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  coprime_dvd_mult_iff_int ~> coprime_dvd_mult_iff
62348
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   176
  realpow_minus_mult ~> power_minus_mult
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  realpow_Suc_le_self ~> power_Suc_le_self
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  dvd_Gcd, dvd_Gcd_nat, dvd_Gcd_int removed in favour of Gcd_greatest
62347
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INCOMPATIBILITY.
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62479
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* Session HOL-NSA has been renamed to HOL-Nonstandard_Analysis.
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62327
112eefe85ff0 document new 'primrec' feature
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   183
62498
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*** ML ***
5dfcc9697f29 support for ML_exception_debugger;
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5dfcc9697f29 support for ML_exception_debugger;
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   186
* Option ML_exception_debugger controls detailed exception trace via the
5dfcc9697f29 support for ML_exception_debugger;
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Poly/ML debugger. Relevant ML modules need to be compiled beforehand
5dfcc9697f29 support for ML_exception_debugger;
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with ML_file_debug, or with ML_file and option ML_debugger enabled. Note
5dfcc9697f29 support for ML_exception_debugger;
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debugger information requires consirable time and space: main
5dfcc9697f29 support for ML_exception_debugger;
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Isabelle/HOL with full debugger support may need ML_system_64.
5dfcc9697f29 support for ML_exception_debugger;
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62514
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* Local_Theory.restore has been renamed to Local_Theory.reset to
aae510e9a698 tuned signature;
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   193
emphasize its disruptive impact on the cumulative context, notably the
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   194
scope of 'private' or 'qualified' names. Note that Local_Theory.reset is
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   195
only appropriate when targets are managed, e.g. starting from a global
aae510e9a698 tuned signature;
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theory and returning to it. Regular definitional packages should use
aae510e9a698 tuned signature;
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   197
balanced blocks of Local_Theory.open_target versus
aae510e9a698 tuned signature;
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Local_Theory.close_target instead. Rare INCOMPATIBILITY.
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   199
62498
5dfcc9697f29 support for ML_exception_debugger;
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62354
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*** System ***
fdd6989cc8a0 SML/NJ is no longer supported;
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   202
62415
62c03eb38e49 isabelle_scala_script is usually found by PATH;
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   203
* The Isabelle system environment always ensures that the main
62c03eb38e49 isabelle_scala_script is usually found by PATH;
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   204
executables are found within the PATH: isabelle, isabelle_process,
62c03eb38e49 isabelle_scala_script is usually found by PATH;
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isabelle_scala_script.
62c03eb38e49 isabelle_scala_script is usually found by PATH;
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   206
62475
43e64c770f28 isabelle_process executable no longer supports writable heap images;
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* The isabelle_process executable no longer supports writable heap
43e64c770f28 isabelle_process executable no longer supports writable heap images;
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images. INCOMPATIBILITY in exotic situations where "isabelle build"
43e64c770f28 isabelle_process executable no longer supports writable heap images;
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cannot be used: the structure ML_Heap provides operations to save the ML
43e64c770f28 isabelle_process executable no longer supports writable heap images;
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   210
heap under program control.
43e64c770f28 isabelle_process executable no longer supports writable heap images;
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   211
62451
040b94ffbdde removed pointless "isabelle yxml";
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* The somewhat pointless command-line tool "isabelle yxml" has been
040b94ffbdde removed pointless "isabelle yxml";
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   213
discontinued. INCOMPATIBILITY, use operations from the modules "XML" and
040b94ffbdde removed pointless "isabelle yxml";
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"YXML" in Isabelle/ML or Isabelle/Scala.
040b94ffbdde removed pointless "isabelle yxml";
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diff changeset
   215
62501
98fa1f9a292f discontinued polyml-5.3.0;
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   216
* SML/NJ and old versions of Poly/ML are no longer supported.
62354
fdd6989cc8a0 SML/NJ is no longer supported;
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fdd6989cc8a0 SML/NJ is no longer supported;
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   218
62031
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   219
New in Isabelle2016 (February 2016)
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-----------------------------------
60138
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61337
4645502c3c64 fewer aliases for toplevel theorem statements;
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*** General ***
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62168
e97452d79102 Eisbach works for other object-logics, e.g. Eisbach_FOL.thy;
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* 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;
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either the theory ~~/src/HOL/Eisbach/Eisbach (for HOL etc.) or
e97452d79102 Eisbach works for other object-logics, e.g. Eisbach_FOL.thy;
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~~/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;
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the HOL-Eisbach session located in ~~/src/HOL/Eisbach/ contains further
e97452d79102 Eisbach works for other object-logics, e.g. Eisbach_FOL.thy;
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examples that do require HOL.
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   229
62157
adcaaf6c9910 more good NEWS;
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   230
* Better resource usage on all platforms (Linux, Windows, Mac OS X) for
adcaaf6c9910 more good NEWS;
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diff changeset
   231
both Isabelle/ML and Isabelle/Scala.  Slightly reduced heap space usage.
adcaaf6c9910 more good NEWS;
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62017
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* Former "xsymbols" syntax with Isabelle symbols is used by default,
038ee85c95e4 misc tuning for release;
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   234
without any special print mode. Important ASCII replacement syntax
038ee85c95e4 misc tuning for release;
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   235
remains available under print mode "ASCII", but less important syntax
038ee85c95e4 misc tuning for release;
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   236
has been removed (see below).
038ee85c95e4 misc tuning for release;
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   237
62109
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   238
* Support for more arrow symbols, with rendering in LaTeX and Isabelle
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   239
fonts: \<Lleftarrow> \<Rrightarrow> \<longlongleftarrow> \<longlongrightarrow> \<longlonglongleftarrow> \<longlonglongrightarrow>.
62017
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   240
62108
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
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   241
* Special notation \<struct> for the first implicit 'structure' in the
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
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   242
context has been discontinued. Rare INCOMPATIBILITY, use explicit
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
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   243
structure name instead, notably in indexed notation with block-subscript
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
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   244
(e.g. \<odot>\<^bsub>A\<^esub>).
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
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   245
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
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diff changeset
   246
* The glyph for \<diamond> in the IsabelleText font now corresponds better to its
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
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   247
counterpart \<box> as quantifier-like symbol. A small diamond is available as
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
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   248
\<diamondop>; the old symbol \<struct> loses this rendering and any special
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
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diff changeset
   249
meaning.
0046bacc5f5b \<struct> loses its rendering and is superseded by \<diamondop>;
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   250
62017
038ee85c95e4 misc tuning for release;
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   251
* Syntax for formal comments "-- text" now also supports the symbolic
038ee85c95e4 misc tuning for release;
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diff changeset
   252
form "\<comment> text". Command-line tool "isabelle update_cartouches -c" helps
038ee85c95e4 misc tuning for release;
wenzelm
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diff changeset
   253
to update old sources.
038ee85c95e4 misc tuning for release;
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   254
61337
4645502c3c64 fewer aliases for toplevel theorem statements;
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   255
* Toplevel theorem statements have been simplified as follows:
4645502c3c64 fewer aliases for toplevel theorem statements;
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   256
4645502c3c64 fewer aliases for toplevel theorem statements;
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   257
  theorems             ~>  lemmas
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   258
  schematic_lemma      ~>  schematic_goal
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   259
  schematic_theorem    ~>  schematic_goal
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   260
  schematic_corollary  ~>  schematic_goal
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   261
4645502c3c64 fewer aliases for toplevel theorem statements;
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diff changeset
   262
Command-line tool "isabelle update_theorems" updates theory sources
4645502c3c64 fewer aliases for toplevel theorem statements;
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diff changeset
   263
accordingly.
4645502c3c64 fewer aliases for toplevel theorem statements;
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diff changeset
   264
61338
de610e8df459 added 'proposition' command;
wenzelm
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diff changeset
   265
* Toplevel theorem statement 'proposition' is another alias for
de610e8df459 added 'proposition' command;
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diff changeset
   266
'theorem'.
de610e8df459 added 'proposition' command;
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   267
62169
a6047f511de7 removed old 'defs' command;
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   268
* The old 'defs' command has been removed (legacy since Isabelle2014).
a6047f511de7 removed old 'defs' command;
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   269
INCOMPATIBILITY, use regular 'definition' instead. Overloaded and/or
a6047f511de7 removed old 'defs' command;
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   270
deferred definitions require a surrounding 'overloading' block.
a6047f511de7 removed old 'defs' command;
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61337
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60610
f52b4b0c10c4 improved scheduling for urgent tasks, using farm of replacement threads (may lead to factor 2 overloading, but CPUs are usually hyperthreaded);
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*** 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);
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   274
60986
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   275
* IDE support for the source-level debugger of Poly/ML, to work with
62253
91363e4c196d more on "ML debugging within the Prover IDE";
wenzelm
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   276
Isabelle/ML and official Standard ML. Option "ML_debugger" and commands
91363e4c196d more on "ML debugging within the Prover IDE";
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   277
'ML_file_debug', 'ML_file_no_debug', 'SML_file_debug',
91363e4c196d more on "ML debugging within the Prover IDE";
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   278
'SML_file_no_debug' control compilation of sources with or without
91363e4c196d more on "ML debugging within the Prover IDE";
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   279
debugging information. The Debugger panel allows to set breakpoints (via
91363e4c196d more on "ML debugging within the Prover IDE";
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   280
context menu), step through stopped threads, evaluate local ML
91363e4c196d more on "ML debugging within the Prover IDE";
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   281
expressions etc. At least one Debugger view needs to be active to have
91363e4c196d more on "ML debugging within the Prover IDE";
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   282
any effect on the running ML program.
60984
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   283
61803
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   284
* The State panel manages explicit proof state output, with dynamic
wenzelm
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diff changeset
   285
auto-update according to cursor movement. Alternatively, the jEdit
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diff changeset
   286
action "isabelle.update-state" (shortcut S+ENTER) triggers manual
wenzelm
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diff changeset
   287
update.
61729
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diff changeset
   288
wenzelm
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diff changeset
   289
* The Output panel no longer shows proof state output by default, to
wenzelm
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diff changeset
   290
avoid GUI overcrowding. INCOMPATIBILITY, use the State panel instead or
wenzelm
parents: 61701
diff changeset
   291
enable option "editor_output_state".
61215
wenzelm
parents: 61198
diff changeset
   292
61803
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diff changeset
   293
* The text overview column (status of errors, warnings etc.) is updated
wenzelm
parents: 61796
diff changeset
   294
asynchronously, leading to much better editor reactivity. Moreover, the
wenzelm
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diff changeset
   295
full document node content is taken into account. The width of the
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diff changeset
   296
column is scaled according to the main text area font, for improved
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diff changeset
   297
visibility.
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diff changeset
   298
wenzelm
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diff changeset
   299
* The main text area no longer changes its color hue in outdated
wenzelm
parents: 61796
diff changeset
   300
situations. The text overview column takes over the role to indicate
wenzelm
parents: 61796
diff changeset
   301
unfinished edits in the PIDE pipeline. This avoids flashing text display
wenzelm
parents: 61796
diff changeset
   302
due to ad-hoc updates by auxiliary GUI components, such as the State
wenzelm
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diff changeset
   303
panel.
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diff changeset
   304
62254
81cbea2babd9 tuned NEWS: long-running tasks can still prevent urgent tasks from being started, due to start_execution pri = 0;
wenzelm
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diff changeset
   305
* 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
   306
state output, interactive queries) wrt. long-running background tasks.
62017
038ee85c95e4 misc tuning for release;
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diff changeset
   307
038ee85c95e4 misc tuning for release;
wenzelm
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diff changeset
   308
* Completion of symbols via prefix of \<name> or \<^name> or \name is
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   309
always possible, independently of the language context. It is never
038ee85c95e4 misc tuning for release;
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diff changeset
   310
implicit: a popup will show up unconditionally.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   311
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   312
* Additional abbreviations for syntactic completion may be specified in
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   313
$ISABELLE_HOME/etc/abbrevs and $ISABELLE_HOME_USER/etc/abbrevs, with
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   314
support for simple templates using ASCII 007 (bell) as placeholder.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   315
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
   316
* 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
   317
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
   318
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
   319
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
   320
61483
07c8d5d8acab added action "isabelle-emph";
wenzelm
parents: 61473
diff changeset
   321
* Action "isabelle-emph" (with keyboard shortcut C+e LEFT) controls
07c8d5d8acab added action "isabelle-emph";
wenzelm
parents: 61473
diff changeset
   322
emphasized text style; the effect is visible in document output, not in
07c8d5d8acab added action "isabelle-emph";
wenzelm
parents: 61473
diff changeset
   323
the editor.
07c8d5d8acab added action "isabelle-emph";
wenzelm
parents: 61473
diff changeset
   324
07c8d5d8acab added action "isabelle-emph";
wenzelm
parents: 61473
diff changeset
   325
* Action "isabelle-reset" now uses keyboard shortcut C+e BACK_SPACE,
07c8d5d8acab added action "isabelle-emph";
wenzelm
parents: 61473
diff changeset
   326
instead of former C+e LEFT.
07c8d5d8acab added action "isabelle-emph";
wenzelm
parents: 61473
diff changeset
   327
61512
933463440449 more uniform command-line for "isabelle jedit" and the isabelle.Main app wrapper;
wenzelm
parents: 61501
diff changeset
   328
* The command-line tool "isabelle jedit" and the isabelle.Main
62027
wenzelm
parents: 62026
diff changeset
   329
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
   330
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
   331
instead.
933463440449 more uniform command-line for "isabelle jedit" and the isabelle.Main app wrapper;
wenzelm
parents: 61501
diff changeset
   332
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   333
* New command-line tool "isabelle jedit_client" allows to connect to an
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   334
already running Isabelle/jEdit process. This achieves the effect of
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   335
single-instance applications seen on common GUI desktops.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   336
61529
82fc5a6231a2 back to traditional Metal as default, and thus evade current problems with Nimbus scrollbar slider;
wenzelm
parents: 61520
diff changeset
   337
* 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
   338
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
   339
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
   340
62163
wenzelm
parents: 62159
diff changeset
   341
* Update to jedit-5.3.0, with improved GUI scaling and support of
wenzelm
parents: 62159
diff changeset
   342
high-resolution displays (e.g. 4K).
wenzelm
parents: 62159
diff changeset
   343
62034
wenzelm
parents: 62031
diff changeset
   344
* The main Isabelle executable is managed as single-instance Desktop
wenzelm
parents: 62031
diff changeset
   345
application uniformly on all platforms: Linux, Windows, Mac OS X.
wenzelm
parents: 62031
diff changeset
   346
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
   347
61405
d2ce32c5793a some control symbols for markup and formatting;
wenzelm
parents: 61384
diff changeset
   348
*** Document preparation ***
d2ce32c5793a some control symbols for markup and formatting;
wenzelm
parents: 61384
diff changeset
   349
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   350
* Commands 'paragraph' and 'subparagraph' provide additional section
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   351
headings. Thus there are 6 levels of standard headings, as in HTML.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   352
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   353
* Command 'text_raw' has been clarified: input text is processed as in
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   354
'text' (with antiquotations and control symbols). The key difference is
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   355
the lack of the surrounding isabelle markup environment in output.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   356
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   357
* Text is structured in paragraphs and nested lists, using notation that
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   358
is similar to Markdown. The control symbols for list items are as
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   359
follows:
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   360
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   361
  \<^item>  itemize
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   362
  \<^enum>  enumerate
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   363
  \<^descr>  description
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   364
61491
97261e6c1d42 another antiquotation short form: undecorated cartouche as alias for @{text};
wenzelm
parents: 61488
diff changeset
   365
* 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
   366
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
   367
\<open>...\<close> without control symbol is equivalent to @{cartouche \<open>...\<close>}.
3591274c607e more formal treatment of control symbols;
wenzelm
parents: 61579
diff changeset
   368
\<^name> without following cartouche is equivalent to @{name}. The
61501
42afc789add8 rendering for \<^verbatim>;
wenzelm
parents: 61494
diff changeset
   369
standard Isabelle fonts provide glyphs to render important control
42afc789add8 rendering for \<^verbatim>;
wenzelm
parents: 61494
diff changeset
   370
symbols, e.g. "\<^verbatim>", "\<^emph>", "\<^bold>".
61491
97261e6c1d42 another antiquotation short form: undecorated cartouche as alias for @{text};
wenzelm
parents: 61488
diff changeset
   371
61595
3591274c607e more formal treatment of control symbols;
wenzelm
parents: 61579
diff changeset
   372
* Antiquotations @{noindent}, @{smallskip}, @{medskip}, @{bigskip} with
3591274c607e more formal treatment of control symbols;
wenzelm
parents: 61579
diff changeset
   373
corresponding control symbols \<^noindent>, \<^smallskip>, \<^medskip>, \<^bigskip> specify spacing formally, using
3591274c607e more formal treatment of control symbols;
wenzelm
parents: 61579
diff changeset
   374
standard LaTeX macros of the same names.
3591274c607e more formal treatment of control symbols;
wenzelm
parents: 61579
diff changeset
   375
61491
97261e6c1d42 another antiquotation short form: undecorated cartouche as alias for @{text};
wenzelm
parents: 61488
diff changeset
   376
* 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
   377
Consequently, \<open>...\<close> without any decoration prints literal quasi-formal
61492
3480725c71d2 added isabelle update_cartouches option -t;
wenzelm
parents: 61491
diff changeset
   378
text. Command-line tool "isabelle update_cartouches -t" helps to update
3480725c71d2 added isabelle update_cartouches option -t;
wenzelm
parents: 61491
diff changeset
   379
old sources, by approximative patching of the content of string and
3480725c71d2 added isabelle update_cartouches option -t;
wenzelm
parents: 61491
diff changeset
   380
cartouche tokens seen in theory sources.
61491
97261e6c1d42 another antiquotation short form: undecorated cartouche as alias for @{text};
wenzelm
parents: 61488
diff changeset
   381
97261e6c1d42 another antiquotation short form: undecorated cartouche as alias for @{text};
wenzelm
parents: 61488
diff changeset
   382
* The @{text} antiquotation now ignores the antiquotation option
97261e6c1d42 another antiquotation short form: undecorated cartouche as alias for @{text};
wenzelm
parents: 61488
diff changeset
   383
"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
   384
surrounding quotes etc. Subtle INCOMPATIBILITY, put quotes into the
61494
63b18f758874 proper spaces around @{text};
wenzelm
parents: 61492
diff changeset
   385
argument where they are really intended, e.g. @{text \<open>"foo"\<close>}. Initial
63b18f758874 proper spaces around @{text};
wenzelm
parents: 61492
diff changeset
   386
or terminal spaces are ignored.
61491
97261e6c1d42 another antiquotation short form: undecorated cartouche as alias for @{text};
wenzelm
parents: 61488
diff changeset
   387
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   388
* Antiquotations @{emph} and @{bold} output LaTeX source recursively,
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   389
adding appropriate text style markup. These may be used in the short
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   390
form \<^emph>\<open>...\<close> and \<^bold>\<open>...\<close>.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   391
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   392
* Document antiquotation @{footnote} outputs LaTeX source recursively,
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   393
marked as \footnote{}. This may be used in the short form \<^footnote>\<open>...\<close>.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   394
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   395
* Antiquotation @{verbatim [display]} supports option "indent".
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   396
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   397
* Antiquotation @{theory_text} prints uninterpreted theory source text
62231
25f4a9cd8b68 tuned markup, e.g. relevant for Rendering.tooltip;
wenzelm
parents: 62209
diff changeset
   398
(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
   399
short form \<^theory_text>\<open>...\<close>. @{theory_text [display]} supports option "indent".
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   400
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   401
* Antiquotation @{doc ENTRY} provides a reference to the given
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   402
documentation, with a hyperlink in the Prover IDE.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   403
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   404
* Antiquotations @{command}, @{method}, @{attribute} print checked
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   405
entities of the Isar language.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   406
61471
9d4c08af61b8 support control symbol antiquotations;
wenzelm
parents: 61463
diff changeset
   407
* HTML presentation uses the standard IsabelleText font and Unicode
9d4c08af61b8 support control symbol antiquotations;
wenzelm
parents: 61463
diff changeset
   408
rendering of Isabelle symbols like Isabelle/Scala/jEdit.  The former
61488
d40cbf1f37c9 tuned English;
wenzelm
parents: 61483
diff changeset
   409
print mode "HTML" loses its special meaning.
61471
9d4c08af61b8 support control symbol antiquotations;
wenzelm
parents: 61463
diff changeset
   410
61405
d2ce32c5793a some control symbols for markup and formatting;
wenzelm
parents: 61384
diff changeset
   411
60406
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
wenzelm
parents: 60404
diff changeset
   412
*** Isar ***
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
wenzelm
parents: 60404
diff changeset
   413
62205
wenzelm
parents: 62201
diff changeset
   414
* Local goals ('have', 'show', 'hence', 'thus') allow structured rule
wenzelm
parents: 62201
diff changeset
   415
statements like fixes/assumes/shows in theorem specifications, but the
wenzelm
parents: 62201
diff changeset
   416
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
   417
example:
60414
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   418
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   419
  have result: "C x y"
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   420
    if "A x" and "B y"
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   421
    for x :: 'a and y :: 'a
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   422
    <proof>
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   423
60449
229bad93377e renamed "prems" to "that";
wenzelm
parents: 60418
diff changeset
   424
The local assumptions are bound to the name "that". The result is
229bad93377e renamed "prems" to "that";
wenzelm
parents: 60418
diff changeset
   425
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
   426
corresponds to a raw proof block like this:
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   427
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   428
  {
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   429
    fix x :: 'a and y :: 'a
60449
229bad93377e renamed "prems" to "that";
wenzelm
parents: 60418
diff changeset
   430
    assume that: "A x" "B y"
60414
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   431
    have "C x y" <proof>
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   432
  }
f25f2f2ba48c support for "if prems" in local goal statements;
wenzelm
parents: 60408
diff changeset
   433
  note result = this
60406
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
wenzelm
parents: 60404
diff changeset
   434
60555
51a6997b1384 support 'when' statement, which corresponds to 'presume';
wenzelm
parents: 60554
diff changeset
   435
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
   436
instead of 'assume' above.
51a6997b1384 support 'when' statement, which corresponds to 'presume';
wenzelm
parents: 60554
diff changeset
   437
61733
wenzelm
parents: 61729
diff changeset
   438
* Assumptions ('assume', 'presume') allow structured rule statements
wenzelm
parents: 61729
diff changeset
   439
using 'if' and 'for', similar to 'have' etc. above. For example:
61658
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   440
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   441
  assume result: "C x y"
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   442
    if "A x" and "B y"
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   443
    for x :: 'a and y :: 'a
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   444
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   445
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
   446
result as usual: "A ?x \<Longrightarrow> B ?y \<Longrightarrow> C ?x ?y".
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   447
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   448
Vacuous quantification in assumptions is omitted, i.e. a for-context
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   449
only effects propositions according to actual use of variables. For
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   450
example:
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   451
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   452
  assume "A x" and "B y" for x and y
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   453
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   454
is equivalent to:
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   455
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   456
  assume "\<And>x. A x" and "\<And>y. B y"
5dce70aecbfc more documentation;
wenzelm
parents: 61653
diff changeset
   457
60595
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   458
* The meaning of 'show' with Pure rule statements has changed: premises
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   459
are treated in the sense of 'assume', instead of 'presume'. This means,
62205
wenzelm
parents: 62201
diff changeset
   460
a goal like "\<And>x. A x \<Longrightarrow> B x \<Longrightarrow> C x" can be solved completely as
wenzelm
parents: 62201
diff changeset
   461
follows:
60595
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   462
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   463
  show "\<And>x. A x \<Longrightarrow> B x \<Longrightarrow> C x"
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   464
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   465
or:
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   466
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   467
  show "C x" if "A x" "B x" for x
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   468
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   469
Rare INCOMPATIBILITY, the old behaviour may be recovered as follows:
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   470
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   471
  show "C x" when "A x" "B x" for x
804dfdc82835 premises in 'show' are treated like 'assume';
wenzelm
parents: 60584
diff changeset
   472
60459
2761a2249c83 more on 'consider' and related concepts;
wenzelm
parents: 60455
diff changeset
   473
* New command 'consider' states rules for generalized elimination and
2761a2249c83 more on 'consider' and related concepts;
wenzelm
parents: 60455
diff changeset
   474
case splitting. This is like a toplevel statement "theorem obtains" used
2761a2249c83 more on 'consider' and related concepts;
wenzelm
parents: 60455
diff changeset
   475
within a proof body; or like a multi-branch 'obtain' without activation
2761a2249c83 more on 'consider' and related concepts;
wenzelm
parents: 60455
diff changeset
   476
of the local context elements yet.
2761a2249c83 more on 'consider' and related concepts;
wenzelm
parents: 60455
diff changeset
   477
60455
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   478
* Proof method "cases" allows to specify the rule as first entry of
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   479
chained facts.  This is particularly useful with 'consider':
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   480
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   481
  consider (a) A | (b) B | (c) C <proof>
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   482
  then have something
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   483
  proof cases
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   484
    case a
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   485
    then show ?thesis <proof>
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   486
  next
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   487
    case b
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   488
    then show ?thesis <proof>
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   489
  next
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   490
    case c
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   491
    then show ?thesis <proof>
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   492
  qed
0c4077939278 implicit rule for method "cases";
wenzelm
parents: 60449
diff changeset
   493
60565
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   494
* Command 'case' allows fact name and attribute specification like this:
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   495
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   496
  case a: (c xs)
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   497
  case a [attributes]: (c xs)
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   498
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   499
Facts that are introduced by invoking the case context are uniformly
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   500
qualified by "a"; the same name is used for the cumulative fact. The old
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   501
form "case (c xs) [attributes]" is no longer supported. Rare
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   502
INCOMPATIBILITY, need to adapt uses of case facts in exotic situations,
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   503
and always put attributes in front.
b7ee41f72add clarified 'case' command;
wenzelm
parents: 60555
diff changeset
   504
60618
4c79543cc376 renamed "default" to "standard", to make semantically clear what it is;
wenzelm
parents: 60617
diff changeset
   505
* 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
   506
"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
   507
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
   508
'..' 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
   509
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   510
* Nesting of Isar goal structure has been clarified: the context after
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   511
the initial backwards refinement is retained for the whole proof, within
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   512
all its context sections (as indicated via 'next'). This is e.g.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   513
relevant for 'using', 'including', 'supply':
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   514
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   515
  have "A \<and> A" if a: A for A
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   516
    supply [simp] = a
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   517
  proof
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   518
    show A by simp
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   519
  next
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   520
    show A by simp
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   521
  qed
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   522
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   523
* Command 'obtain' binds term abbreviations (via 'is' patterns) in the
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   524
proof body as well, abstracted over relevant parameters.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   525
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   526
* Improved type-inference for theorem statement 'obtains': separate
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   527
parameter scope for of each clause.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   528
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   529
* Term abbreviations via 'is' patterns also work for schematic
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   530
statements: result is abstracted over unknowns.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   531
60631
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   532
* Command 'subgoal' allows to impose some structure on backward
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   533
refinements, to avoid proof scripts degenerating into long of 'apply'
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   534
sequences. Further explanations and examples are given in the isar-ref
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   535
manual.
441fdbfbb2d3 documentation for 'subgoal' command;
wenzelm
parents: 60622
diff changeset
   536
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   537
* Command 'supply' supports fact definitions during goal refinement
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   538
('apply' scripts).
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   539
61166
5976fe402824 renamed method "goals" to "goal_cases" to emphasize its meaning;
wenzelm
parents: 61158
diff changeset
   540
* 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
   541
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
   542
example:
60617
wenzelm
parents: 60610
diff changeset
   543
wenzelm
parents: 60610
diff changeset
   544
lemma "\<And>x. A x \<Longrightarrow> B x \<Longrightarrow> C x"
60622
wenzelm
parents: 60618
diff changeset
   545
  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
   546
proof goal_cases
60622
wenzelm
parents: 60618
diff changeset
   547
  case (1 x)
wenzelm
parents: 60618
diff changeset
   548
  then show ?case using \<open>A x\<close> \<open>B x\<close> sorry
wenzelm
parents: 60618
diff changeset
   549
next
wenzelm
parents: 60618
diff changeset
   550
  case (2 y z)
wenzelm
parents: 60618
diff changeset
   551
  then show ?case using \<open>U y\<close> \<open>V z\<close> sorry
wenzelm
parents: 60618
diff changeset
   552
qed
wenzelm
parents: 60618
diff changeset
   553
wenzelm
parents: 60618
diff changeset
   554
lemma "\<And>x. A x \<Longrightarrow> B x \<Longrightarrow> C x"
wenzelm
parents: 60618
diff changeset
   555
  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
   556
proof goal_cases
60617
wenzelm
parents: 60610
diff changeset
   557
  case prems: 1
wenzelm
parents: 60610
diff changeset
   558
  then show ?case using prems sorry
wenzelm
parents: 60610
diff changeset
   559
next
wenzelm
parents: 60610
diff changeset
   560
  case prems: 2
wenzelm
parents: 60610
diff changeset
   561
  then show ?case using prems sorry
wenzelm
parents: 60610
diff changeset
   562
qed
60578
c708dafe2220 added method "goals" for proper subgoal cases;
wenzelm
parents: 60565
diff changeset
   563
60581
d2fbc021a44d implicit goal cases are legacy;
wenzelm
parents: 60578
diff changeset
   564
* The undocumented feature of implicit cases goal1, goal2, goal3, etc.
60617
wenzelm
parents: 60610
diff changeset
   565
is marked as legacy, and will be removed eventually. The proof method
wenzelm
parents: 60610
diff changeset
   566
"goals" achieves a similar effect within regular Isar; often it can be
wenzelm
parents: 60610
diff changeset
   567
done more adequately by other means (e.g. 'consider').
60581
d2fbc021a44d implicit goal cases are legacy;
wenzelm
parents: 60578
diff changeset
   568
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   569
* The vacuous fact "TERM x" may be established "by fact" or as `TERM x`
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   570
as well, not just "by this" or "." as before.
60551
2b8342b0d98c clarified nesting of Isar goal structure;
wenzelm
parents: 60525
diff changeset
   571
60554
c0e1c121c7c0 added method "sleep";
wenzelm
parents: 60551
diff changeset
   572
* Method "sleep" succeeds after a real-time delay (in seconds). This is
c0e1c121c7c0 added method "sleep";
wenzelm
parents: 60551
diff changeset
   573
occasionally useful for demonstration and testing purposes.
c0e1c121c7c0 added method "sleep";
wenzelm
parents: 60551
diff changeset
   574
60406
12cc54fac9b0 allow for_fixes for 'have', 'show' etc.;
wenzelm
parents: 60404
diff changeset
   575
60331
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   576
*** Pure ***
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   577
61606
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   578
* Qualifiers in locale expressions default to mandatory ('!') regardless
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   579
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
   580
optional ('?'). The old synatx '!' has been discontinued.
6d5213bd9709 uniform mandatory qualifier for all locale expressions, including 'statespace' parent;
wenzelm
parents: 61604
diff changeset
   581
INCOMPATIBILITY, remove '!' and add '?' as required.
61565
352c73a689da Qualifiers in locale expressions default to mandatory regardless of the command.
ballarin
parents: 61551
diff changeset
   582
61566
c3d6e570ccef Keyword 'rewrites' identifies rewrite morphisms.
ballarin
parents: 61565
diff changeset
   583
* Keyword 'rewrites' identifies rewrite morphisms in interpretation
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   584
commands. Previously, the keyword was 'where'. INCOMPATIBILITY.
61566
c3d6e570ccef Keyword 'rewrites' identifies rewrite morphisms.
ballarin
parents: 61565
diff changeset
   585
61701
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   586
* More gentle suppression of syntax along locale morphisms while
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   587
printing terms. Previously 'abbreviation' and 'notation' declarations
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   588
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
   589
'abbreviation' is also kept for morphims that only change the involved
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   590
parameters, and only 'notation' is suppressed. This can be of great help
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   591
when working with complex locale hierarchies, because proof states are
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   592
displayed much more succinctly. It also means that only notation needs
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   593
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
   594
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   595
  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
   596
  begin
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   597
    definition derived (infixl "\<odot>" 65) where ...
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   598
  end
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   599
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   600
  locale morphism =
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   601
    left: struct composition + right: struct composition'
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   602
    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
   603
  begin
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   604
    notation right.derived ("\<odot>''")
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   605
  end
e89cfc004f18 Refine the supression of abbreviations for morphisms that are not identities.
ballarin
parents: 61694
diff changeset
   606
61895
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   607
* Command 'global_interpretation' issues interpretations into global
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   608
theories, with optional rewrite definitions following keyword 'defines'.
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   609
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   610
* Command 'sublocale' accepts optional rewrite definitions after keyword
61675
haftmann
parents: 61673
diff changeset
   611
'defines'.
haftmann
parents: 61673
diff changeset
   612
61895
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   613
* Command 'permanent_interpretation' has been discontinued. Use
e44d5b953f16 tuned spelling;
wenzelm
parents: 61892
diff changeset
   614
'global_interpretation' or 'sublocale' instead. INCOMPATIBILITY.
61670
301e0b4ecd45 coalesce permanent_interpretation.ML with interpretation.ML
haftmann
parents: 61660
diff changeset
   615
61252
c165f0472d57 separate command 'print_definitions';
wenzelm
parents: 61218
diff changeset
   616
* Command 'print_definitions' prints dependencies of definitional
c165f0472d57 separate command 'print_definitions';
wenzelm
parents: 61218
diff changeset
   617
specifications. This functionality used to be part of 'print_theory'.
c165f0472d57 separate command 'print_definitions';
wenzelm
parents: 61218
diff changeset
   618
60331
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   619
* Configuration option rule_insts_schematic has been discontinued
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   620
(intermediate legacy feature in Isabelle2015). INCOMPATIBILITY.
60331
f215fd466e30 discontinued legacy;
wenzelm
parents: 60310
diff changeset
   621
62205
wenzelm
parents: 62201
diff changeset
   622
* Abbreviations in type classes now carry proper sort constraint. Rare
wenzelm
parents: 62201
diff changeset
   623
INCOMPATIBILITY in situations where the previous misbehaviour has been
wenzelm
parents: 62201
diff changeset
   624
exploited.
60347
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   625
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   626
* Refinement of user-space type system in type classes: pseudo-local
62205
wenzelm
parents: 62201
diff changeset
   627
operations behave more similar to abbreviations. Potential
60347
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   628
INCOMPATIBILITY in exotic situations.
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   629
7d64ad9910e2 explicit argument expansion of uncheck rules;
haftmann
parents: 60331
diff changeset
   630
60171
b3be7677461e no more simp_legacy_precond
nipkow
parents: 60138
diff changeset
   631
*** HOL ***
b3be7677461e no more simp_legacy_precond
nipkow
parents: 60138
diff changeset
   632
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   633
* The 'typedef' command has been upgraded from a partially checked
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   634
"axiomatization", to a full definitional specification that takes the
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   635
global collection of overloaded constant / type definitions into
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   636
account. Type definitions with open dependencies on overloaded
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   637
definitions need to be specified as "typedef (overloaded)". This
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   638
provides extra robustness in theory construction. Rare INCOMPATIBILITY.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   639
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   640
* Qualification of various formal entities in the libraries is done more
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   641
uniformly via "context begin qualified definition ... end" instead of
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   642
old-style "hide_const (open) ...". Consequently, both the defined
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   643
constant and its defining fact become qualified, e.g. Option.is_none and
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   644
Option.is_none_def. Occasional INCOMPATIBILITY in applications.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   645
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   646
* Some old and rarely used ASCII replacement syntax has been removed.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   647
INCOMPATIBILITY, standard syntax with symbols should be used instead.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   648
The subsequent commands help to reproduce the old forms, e.g. to
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   649
simplify porting old theories:
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   650
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   651
  notation iff  (infixr "<->" 25)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   652
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   653
  notation Times  (infixr "<*>" 80)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   654
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   655
  type_notation Map.map  (infixr "~=>" 0)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   656
  notation Map.map_comp  (infixl "o'_m" 55)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   657
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   658
  type_notation FinFun.finfun ("(_ =>f /_)" [22, 21] 21)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   659
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   660
  notation FuncSet.funcset  (infixr "->" 60)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   661
  notation FuncSet.extensional_funcset  (infixr "->\<^sub>E" 60)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   662
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   663
  notation Omega_Words_Fun.conc (infixr "conc" 65)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   664
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   665
  notation Preorder.equiv ("op ~~")
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   666
    and Preorder.equiv ("(_/ ~~ _)" [51, 51] 50)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   667
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   668
  notation (in topological_space) tendsto (infixr "--->" 55)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   669
  notation (in topological_space) LIMSEQ ("((_)/ ----> (_))" [60, 60] 60)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   670
  notation LIM ("((_)/ -- (_)/ --> (_))" [60, 0, 60] 60)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   671
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   672
  notation NSA.approx (infixl "@=" 50)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   673
  notation NSLIMSEQ ("((_)/ ----NS> (_))" [60, 60] 60)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   674
  notation NSLIM ("((_)/ -- (_)/ --NS> (_))" [60, 0, 60] 60)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   675
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   676
* The alternative notation "\<Colon>" for type and sort constraints has been
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   677
removed: in LaTeX document output it looks the same as "::".
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   678
INCOMPATIBILITY, use plain "::" instead.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   679
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   680
* Commands 'inductive' and 'inductive_set' work better when names for
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   681
intro rules are omitted: the "cases" and "induct" rules no longer
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   682
declare empty case_names, but no case_names at all. This allows to use
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   683
numbered cases in proofs, without requiring method "goal_cases".
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   684
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   685
* Inductive definitions ('inductive', 'coinductive', etc.) expose
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   686
low-level facts of the internal construction only if the option
62093
bd73a2279fcd more uniform treatment of package internals;
wenzelm
parents: 62084
diff changeset
   687
"inductive_internals" is enabled. This refers to the internal predicate
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   688
definition and its monotonicity result. Rare INCOMPATIBILITY.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   689
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   690
* Recursive function definitions ('fun', 'function', 'partial_function')
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   691
expose low-level facts of the internal construction only if the option
62205
wenzelm
parents: 62201
diff changeset
   692
"function_internals" is enabled. Its internal inductive definition is
wenzelm
parents: 62201
diff changeset
   693
also subject to "inductive_internals". Rare INCOMPATIBILITY.
62093
bd73a2279fcd more uniform treatment of package internals;
wenzelm
parents: 62084
diff changeset
   694
bd73a2279fcd more uniform treatment of package internals;
wenzelm
parents: 62084
diff changeset
   695
* BNF datatypes ('datatype', 'codatatype', etc.) expose low-level facts
bd73a2279fcd more uniform treatment of package internals;
wenzelm
parents: 62084
diff changeset
   696
of the internal construction only if the option "bnf_internals" is
bd73a2279fcd more uniform treatment of package internals;
wenzelm
parents: 62084
diff changeset
   697
enabled. This supersedes the former option "bnf_note_all". Rare
bd73a2279fcd more uniform treatment of package internals;
wenzelm
parents: 62084
diff changeset
   698
INCOMPATIBILITY.
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   699
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   700
* Combinator to represent case distinction on products is named
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   701
"case_prod", uniformly, discontinuing any input aliasses. Very popular
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   702
theorem aliasses have been retained.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   703
61424
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   704
Consolidated facts:
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   705
  PairE ~> prod.exhaust
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   706
  Pair_eq ~> prod.inject
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   707
  pair_collapse ~> prod.collapse
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   708
  Pair_fst_snd_eq ~> prod_eq_iff
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   709
  split_twice ~> prod.case_distrib
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   710
  split_weak_cong ~> prod.case_cong_weak
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   711
  split_split ~> prod.split
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   712
  split_split_asm ~> prod.split_asm
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   713
  splitI ~> case_prodI
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   714
  splitD ~> case_prodD
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   715
  splitI2 ~> case_prodI2
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   716
  splitI2' ~> case_prodI2'
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   717
  splitE ~> case_prodE
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   718
  splitE' ~> case_prodE'
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   719
  split_pair ~> case_prod_Pair
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   720
  split_eta ~> case_prod_eta
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   721
  split_comp ~> case_prod_comp
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   722
  mem_splitI ~> mem_case_prodI
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   723
  mem_splitI2 ~> mem_case_prodI2
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   724
  mem_splitE ~> mem_case_prodE
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   725
  The_split ~> The_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   726
  cond_split_eta ~> cond_case_prod_eta
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   727
  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
   728
  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
   729
  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
   730
  Collect_split_Grp_eqD ~> Collect_case_prod_Grp_eqD
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   731
  Collect_split_Grp_inD ~> Collect_case_prod_Grp_in
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   732
  Domain_Collect_split ~> Domain_Collect_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   733
  Image_Collect_split ~> Image_Collect_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   734
  Range_Collect_split ~> Range_Collect_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   735
  Eps_split ~> Eps_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   736
  Eps_split_eq ~> Eps_case_prod_eq
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   737
  split_rsp ~> case_prod_rsp
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   738
  curry_split ~> curry_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   739
  split_curry ~> case_prod_curry
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   740
61424
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   741
Changes in structure HOLogic:
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   742
  split_const ~> case_prod_const
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   743
  mk_split ~> mk_case_prod
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   744
  mk_psplits ~> mk_ptupleabs
c3658c18b7bc prod_case as canonical name for product type eliminator
haftmann
parents: 61405
diff changeset
   745
  strip_psplits ~> strip_ptupleabs
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   746
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   747
INCOMPATIBILITY.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   748
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   749
* The coercions to type 'real' have been reorganised. The function
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   750
'real' is no longer overloaded, but has type 'nat => real' and
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   751
abbreviates of_nat for that type. Also 'real_of_int :: int => real'
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   752
abbreviates of_int for that type. Other overloaded instances of 'real'
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   753
have been replaced by 'real_of_ereal' and 'real_of_float'.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   754
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
   755
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
   756
  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
   757
  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
   758
  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
   759
  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
   760
  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
   761
  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
   762
  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
   763
  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
   764
  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
   765
  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
   766
  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
   767
  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
   768
  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
   769
  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
   770
  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
   771
  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
   772
  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
   773
  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
   774
  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
   775
  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
   776
  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
   777
  ceiling_real_of_int ceiling_of_int
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   778
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   779
INCOMPATIBILITY.
61143
5f898411ce87 eliminated \<Colon> from syntax of constraints;
wenzelm
parents: 61135
diff changeset
   780
60841
144523e0678e eliminated clone;
wenzelm
parents: 60809
diff changeset
   781
* Theory Map: lemma map_of_is_SomeD was a clone of map_of_SomeD and has
144523e0678e eliminated clone;
wenzelm
parents: 60809
diff changeset
   782
been removed. INCOMPATIBILITY.
144523e0678e eliminated clone;
wenzelm
parents: 60809
diff changeset
   783
60712
3ba16d28449d Quickcheck setup for finite sets
Lars Hupel <lars.hupel@mytum.de>
parents: 60707
diff changeset
   784
* Quickcheck setup for finite sets.
3ba16d28449d Quickcheck setup for finite sets
Lars Hupel <lars.hupel@mytum.de>
parents: 60707
diff changeset
   785
60171
b3be7677461e no more simp_legacy_precond
nipkow
parents: 60138
diff changeset
   786
* Discontinued simp_legacy_precond. Potential INCOMPATIBILITY.
60138
b11401808dac back to post-release mode -- after fork point;
wenzelm
parents: 60119
diff changeset
   787
60306
6b7c64ab8bd2 made Auto Sledgehammer behave more like the real thing
blanchet
parents: 60301
diff changeset
   788
* Sledgehammer:
61318
6a5a188ab3e7 speed up MaSh
blanchet
parents: 61317
diff changeset
   789
  - The MaSh relevance filter has been sped up.
60306
6b7c64ab8bd2 made Auto Sledgehammer behave more like the real thing
blanchet
parents: 60301
diff changeset
   790
  - 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
   791
    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
   792
  - Auto Sledgehammer now minimizes and preplays the results.
61030
aeb578badc1c robust handling of Vampire 4 proofs
blanchet
parents: 61029
diff changeset
   793
  - Handle Vampire 4.0 proof output without raising exception.
61043
0810068379d8 eliminated obsolete environment variable
blanchet
parents: 61030
diff changeset
   794
  - Eliminated "MASH" environment variable. Use the "MaSh" option in
0810068379d8 eliminated obsolete environment variable
blanchet
parents: 61030
diff changeset
   795
    Isabelle/jEdit instead. INCOMPATIBILITY.
61317
b089c00f4db0 updated docs and NEWS
blanchet
parents: 61308
diff changeset
   796
  - Eliminated obsolete "blocking" option and related subcommands.
60306
6b7c64ab8bd2 made Auto Sledgehammer behave more like the real thing
blanchet
parents: 60301
diff changeset
   797
60310
932221b62e89 removed model checks from Nitpick
blanchet
parents: 60306
diff changeset
   798
* Nitpick:
61325
1cfc476198c9 avoid too aggressive optimization of 'finite' predicate
blanchet
parents: 61324
diff changeset
   799
  - 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
   800
  - Fixed soundness bug in "destroy_constrs" optimization.
62080
73fde830ddae updated NEWS
blanchet
parents: 62075
diff changeset
   801
  - Fixed soundness bug in translation of "rat" type.
60310
932221b62e89 removed model checks from Nitpick
blanchet
parents: 60306
diff changeset
   802
  - Removed "check_potential" and "check_genuine" options.
61317
b089c00f4db0 updated docs and NEWS
blanchet
parents: 61308
diff changeset
   803
  - Eliminated obsolete "blocking" option.
60310
932221b62e89 removed model checks from Nitpick
blanchet
parents: 60306
diff changeset
   804
62027
wenzelm
parents: 62026
diff changeset
   805
* (Co)datatype package:
61345
blanchet
parents: 61338
diff changeset
   806
  - New commands "lift_bnf" and "copy_bnf" for lifting (copying) a BNF
blanchet
parents: 61338
diff changeset
   807
    structure on the raw type to an abstract type defined using typedef.
blanchet
parents: 61338
diff changeset
   808
  - Always generate "case_transfer" theorem.
62235
wenzelm
parents: 62234
diff changeset
   809
  - For mutual types, generate slightly stronger "rel_induct",
wenzelm
parents: 62234
diff changeset
   810
    "rel_coinduct", and "coinduct" theorems. INCOMPATIBLITY.
61551
078c9fd2e052 don't pollute local theory with needless names
blanchet
parents: 61550
diff changeset
   811
  - 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
   812
    being defined.
078c9fd2e052 don't pollute local theory with needless names
blanchet
parents: 61550
diff changeset
   813
  - Avoid various internal name clashes (e.g., 'datatype f = f').
60920
97c20589a0db NEWS, CONTRIBUTORS, documentation for lift_bnf
traytel
parents: 60868
diff changeset
   814
62098
wenzelm
parents: 62097
diff changeset
   815
* Transfer: new methods for interactive debugging of 'transfer' and
wenzelm
parents: 62097
diff changeset
   816
'transfer_prover': 'transfer_start', 'transfer_step', 'transfer_end',
wenzelm
parents: 62097
diff changeset
   817
'transfer_prover_start' and 'transfer_prover_end'.
61370
kuncar
parents: 61345
diff changeset
   818
62118
e60f1a925b4d print_record NEWS and CONTRIBUTORS
kleing
parents: 62114
diff changeset
   819
* New diagnostic command print_record for displaying record definitions.
e60f1a925b4d print_record NEWS and CONTRIBUTORS
kleing
parents: 62114
diff changeset
   820
60868
dd18c33c001e direct bootstrap of integer division from natural division
haftmann
parents: 60841
diff changeset
   821
* Division on integers is bootstrapped directly from division on
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   822
naturals and uses generic numeral algorithm for computations. Slight
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   823
INCOMPATIBILITY, simproc numeral_divmod replaces and generalizes former
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   824
simprocs binary_int_div and binary_int_mod
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   825
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   826
* 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
   827
INCOMPATIBILITY.
0826b7025d07 generalized some theorems about integral domains and moved to HOL theories
haftmann
parents: 60515
diff changeset
   828
60688
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
   829
* Class algebraic_semidom introduces common algebraic notions of
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   830
integral (semi)domains, particularly units. Although logically subsumed
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   831
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
   832
fields with notions that are trivial there.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   833
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   834
* Class normalization_semidom specifies canonical representants for
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   835
equivalence classes of associated elements in an integral (semi)domain.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   836
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
   837
01488b559910 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
haftmann
parents: 60642
diff changeset
   838
* Abstract specification of gcd/lcm operations in classes semiring_gcd,
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   839
semiring_Gcd, semiring_Lcd. Minor INCOMPATIBILITY: facts gcd_nat.commute
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   840
and gcd_int.commute are subsumed by gcd.commute, as well as
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   841
gcd_nat.assoc and gcd_int.assoc by gcd.assoc.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   842
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   843
* Former constants Fields.divide (_ / _) and Divides.div (_ div _) are
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   844
logically unified to Rings.divide in syntactic type class Rings.divide,
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   845
with infix syntax (_ div _). Infix syntax (_ / _) for field division is
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   846
added later as abbreviation in class Fields.inverse. INCOMPATIBILITY,
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   847
instantiations must refer to Rings.divide rather than the former
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   848
separate constants, hence infix syntax (_ / _) is usually not available
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   849
during instantiation.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   850
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   851
* New cancellation simprocs for boolean algebras to cancel complementary
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   852
terms for sup and inf. For example, "sup x (sup y (- x))" simplifies to
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   853
"top". INCOMPATIBILITY.
61629
90f54d9e63f2 cancel complementary terms as arguments to sup/inf in boolean algebras
Andreas Lochbihler
parents: 61623
diff changeset
   854
62101
26c0a70f78a3 add uniform spaces
hoelzl
parents: 62098
diff changeset
   855
* Class uniform_space introduces uniform spaces btw topological spaces
26c0a70f78a3 add uniform spaces
hoelzl
parents: 62098
diff changeset
   856
and metric spaces. Minor INCOMPATIBILITY: open_<type>_def needs to be
62205
wenzelm
parents: 62201
diff changeset
   857
introduced in the form of an uniformity. Some constants are more general
wenzelm
parents: 62201
diff changeset
   858
now, it may be necessary to add type class constraints.
62101
26c0a70f78a3 add uniform spaces
hoelzl
parents: 62098
diff changeset
   859
26c0a70f78a3 add uniform spaces
hoelzl
parents: 62098
diff changeset
   860
  open_real_def \<leadsto> open_dist
26c0a70f78a3 add uniform spaces
hoelzl
parents: 62098
diff changeset
   861
  open_complex_def \<leadsto> open_dist
26c0a70f78a3 add uniform spaces
hoelzl
parents: 62098
diff changeset
   862
62026
ea3b1b0413b4 more symbols;
wenzelm
parents: 62017
diff changeset
   863
* Library/Monad_Syntax: notation uses symbols \<bind> and \<then>. INCOMPATIBILITY.
ea3b1b0413b4 more symbols;
wenzelm
parents: 62017
diff changeset
   864
60397
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   865
* Library/Multiset:
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   866
  - Renamed multiset inclusion operators:
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   867
      < ~> <#
62208
ad43b3ab06e4 added 'supset' variants for new '<#' etc. symbols on multisets
blanchet
parents: 62205
diff changeset
   868
      > ~> >#
60397
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   869
      <= ~> <=#
62208
ad43b3ab06e4 added 'supset' variants for new '<#' etc. symbols on multisets
blanchet
parents: 62205
diff changeset
   870
      >= ~> >=#
60397
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   871
      \<le> ~> \<le>#
62208
ad43b3ab06e4 added 'supset' variants for new '<#' etc. symbols on multisets
blanchet
parents: 62205
diff changeset
   872
      \<ge> ~> \<ge>#
60397
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   873
    INCOMPATIBILITY.
62209
009c6e0b44bb fixed NEWS w.r.t. multisets
blanchet
parents: 62208
diff changeset
   874
  - Added multiset inclusion operator syntax:
009c6e0b44bb fixed NEWS w.r.t. multisets
blanchet
parents: 62208
diff changeset
   875
      \<subset>#
009c6e0b44bb fixed NEWS w.r.t. multisets
blanchet
parents: 62208
diff changeset
   876
      \<subseteq>#
009c6e0b44bb fixed NEWS w.r.t. multisets
blanchet
parents: 62208
diff changeset
   877
      \<supset>#
009c6e0b44bb fixed NEWS w.r.t. multisets
blanchet
parents: 62208
diff changeset
   878
      \<supseteq>#
60397
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   879
  - "'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
   880
    "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
   881
    "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
   882
    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
   883
    are now available through the "subset_mset" interpretation
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   884
    (e.g. add_mono ~> subset_mset.add_mono).
f8a513fedb31 Renaming multiset operators < ~> <#,...
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60390
diff changeset
   885
    INCOMPATIBILITY.
60497
nipkow
parents: 60489
diff changeset
   886
  - Renamed conversions:
60515
484559628038 renamed multiset_of -> mset
nipkow
parents: 60514
diff changeset
   887
      multiset_of ~> mset
484559628038 renamed multiset_of -> mset
nipkow
parents: 60514
diff changeset
   888
      multiset_of_set ~> mset_set
60497
nipkow
parents: 60489
diff changeset
   889
      set_of ~> set_mset
nipkow
parents: 60489
diff changeset
   890
    INCOMPATIBILITY
60398
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60397
diff changeset
   891
  - Renamed lemmas:
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60397
diff changeset
   892
      mset_le_def ~> subseteq_mset_def
Mathias Fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60397
diff changeset
   893
      mset_less_def ~> subset_mset_def
60400
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
   894
      less_eq_multiset.rep_eq ~> subseteq_mset_def
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
   895
    INCOMPATIBILITY
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
   896
  - Removed lemmas generated by lift_definition:
62235
wenzelm
parents: 62234
diff changeset
   897
    less_eq_multiset.abs_eq, less_eq_multiset.rsp,
wenzelm
parents: 62234
diff changeset
   898
    less_eq_multiset.transfer, less_eq_multiset_def
60400
fleury <Mathias.Fleury@mpi-inf.mpg.de>
parents: 60398
diff changeset
   899
    INCOMPATIBILITY
60006
wenzelm
parents: 59998
diff changeset
   900
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   901
* Library/Omega_Words_Fun: Infinite words modeled as functions nat \<Rightarrow> 'a.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   902
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   903
* Library/Bourbaki_Witt_Fixpoint: Added formalisation of the
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   904
Bourbaki-Witt fixpoint theorem for increasing functions in
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   905
chain-complete partial orders.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   906
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   907
* Library/Old_Recdef: discontinued obsolete 'defer_recdef' command.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   908
Minor INCOMPATIBILITY, use 'function' instead.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   909
62064
d9874039786e misc tuning for release;
wenzelm
parents: 62060
diff changeset
   910
* Library/Periodic_Fun: a locale that provides convenient lemmas for
d9874039786e misc tuning for release;
wenzelm
parents: 62060
diff changeset
   911
periodic functions.
62060
b75764fc4c35 Added summability/Gamma/etc. to NEWS and CONTRIBUTORS
eberlm
parents: 62034
diff changeset
   912
62098
wenzelm
parents: 62097
diff changeset
   913
* Library/Formal_Power_Series: proper definition of division (with
wenzelm
parents: 62097
diff changeset
   914
remainder) for formal power series; instances for Euclidean Ring and
wenzelm
parents: 62097
diff changeset
   915
GCD.
62086
1c0246456ab9 Added formal power series updates to NEWS/CONTRIBUTORS
Manuel Eberl <eberlm@in.tum.de>
parents: 62084
diff changeset
   916
62084
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   917
* HOL-Imperative_HOL: obsolete theory Legacy_Mrec has been removed.
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   918
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   919
* HOL-Statespace: command 'statespace' uses mandatory qualifier for
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   920
import of parent, as for general 'locale' expressions. INCOMPATIBILITY,
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   921
remove '!' and add '?' as required.
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   922
62237
167641f8b83a proper NEWS for this release;
wenzelm
parents: 62235
diff changeset
   923
* HOL-Decision_Procs: The "approximation" method works with "powr"
167641f8b83a proper NEWS for this release;
wenzelm
parents: 62235
diff changeset
   924
(exponentiation on real numbers) again.
167641f8b83a proper NEWS for this release;
wenzelm
parents: 62235
diff changeset
   925
62084
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   926
* HOL-Multivariate_Analysis: theory Cauchy_Integral_Thm with Contour
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   927
integrals (= complex path integrals), Cauchy's integral theorem, winding
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   928
numbers and Cauchy's integral formula, Liouville theorem, Fundamental
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   929
Theorem of Algebra. Ported from HOL Light.
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   930
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   931
* HOL-Multivariate_Analysis: topological concepts such as connected
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   932
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
   933
62084
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   934
* HOL-Multivariate_Analysis: radius of convergence of power series and
62064
d9874039786e misc tuning for release;
wenzelm
parents: 62060
diff changeset
   935
various summability tests; Harmonic numbers and the Euler–Mascheroni
d9874039786e misc tuning for release;
wenzelm
parents: 62060
diff changeset
   936
constant; the Generalised Binomial Theorem; the complex and real
d9874039786e misc tuning for release;
wenzelm
parents: 62060
diff changeset
   937
Gamma/log-Gamma/Digamma/ Polygamma functions and their most important
d9874039786e misc tuning for release;
wenzelm
parents: 62060
diff changeset
   938
properties.
62060
b75764fc4c35 Added summability/Gamma/etc. to NEWS and CONTRIBUTORS
eberlm
parents: 62034
diff changeset
   939
62084
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   940
* HOL-Probability: The central limit theorem based on Levy's uniqueness
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   941
and continuity theorems, weak convergence, and characterisitc functions.
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   942
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   943
* HOL-Data_Structures: new and growing session of standard data
969119292e25 misc tuning for release;
wenzelm
parents: 62083
diff changeset
   944
structures.
61178
0b071f72f330 Omega_Words_Fun: Infinite words as functions from nat.
lammich <lammich@in.tum.de>
parents: 61174
diff changeset
   945
60479
db238135f386 tuned whitespace;
wenzelm
parents: 60477
diff changeset
   946
60793
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
   947
*** ML ***
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
   948
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   949
* The following combinators for low-level profiling of the ML runtime
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   950
system are available:
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   951
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   952
  profile_time          (*CPU time*)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   953
  profile_time_thread   (*CPU time on this thread*)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   954
  profile_allocations   (*overall heap allocations*)
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   955
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   956
* Antiquotation @{undefined} or \<^undefined> inlines (raise Match).
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
   957
62075
ea3360245939 added ML antiquotation @{method};
wenzelm
parents: 62064
diff changeset
   958
* Antiquotation @{method NAME} inlines the (checked) name of the given
ea3360245939 added ML antiquotation @{method};
wenzelm
parents: 62064
diff changeset
   959
Isar proof method.
ea3360245939 added ML antiquotation @{method};
wenzelm
parents: 62064
diff changeset
   960
61922
wenzelm
parents: 61907
diff changeset
   961
* Pretty printing of Poly/ML compiler output in Isabelle has been
wenzelm
parents: 61907
diff changeset
   962
improved: proper treatment of break offsets and blocks with consistent
wenzelm
parents: 61907
diff changeset
   963
breaks.
wenzelm
parents: 61907
diff changeset
   964
61268
abe08fb15a12 moved remaining display.ML to more_thm.ML;
wenzelm
parents: 61252
diff changeset
   965
* The auxiliary module Pure/display.ML has been eliminated. Its
abe08fb15a12 moved remaining display.ML to more_thm.ML;
wenzelm
parents: 61252
diff changeset
   966
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
   967
called Thm.pretty_thm, Thm.string_of_thm etc. INCOMPATIBILITY.
abe08fb15a12 moved remaining display.ML to more_thm.ML;
wenzelm
parents: 61252
diff changeset
   968
61144
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   969
* Simproc programming interfaces have been simplified:
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   970
Simplifier.make_simproc and Simplifier.define_simproc supersede various
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   971
forms of Simplifier.mk_simproc, Simplifier.simproc_global etc. Note that
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   972
term patterns for the left-hand sides are specified with implicitly
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   973
fixed variables, like top-level theorem statements. INCOMPATIBILITY.
5e94dfead1c2 simplified simproc programming interfaces;
wenzelm
parents: 61143
diff changeset
   974
60802
wenzelm
parents: 60793
diff changeset
   975
* Instantiation rules have been re-organized as follows:
wenzelm
parents: 60793
diff changeset
   976
wenzelm
parents: 60793
diff changeset
   977
  Thm.instantiate  (*low-level instantiation with named arguments*)
wenzelm
parents: 60793
diff changeset
   978
  Thm.instantiate' (*version with positional arguments*)
wenzelm
parents: 60793
diff changeset
   979
wenzelm
parents: 60793
diff changeset
   980
  Drule.infer_instantiate  (*instantiation with type inference*)
wenzelm
parents: 60793
diff changeset
   981
  Drule.infer_instantiate'  (*version with positional arguments*)
wenzelm
parents: 60793
diff changeset
   982
wenzelm
parents: 60793
diff changeset
   983
The LHS only requires variable specifications, instead of full terms.
wenzelm
parents: 60793
diff changeset
   984
Old cterm_instantiate is superseded by infer_instantiate.
wenzelm
parents: 60793
diff changeset
   985
INCOMPATIBILITY, need to re-adjust some ML names and types accordingly.
wenzelm
parents: 60793
diff changeset
   986
60793
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
   987
* Old tactic shorthands atac, rtac, etac, dtac, ftac have been
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
   988
discontinued. INCOMPATIBILITY, use regular assume_tac, resolve_tac etc.
bbcd4ab6d26e eliminated atac, rtac, etac, dtac, ftac;
wenzelm
parents: 60712
diff changeset
   989
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
   990
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
   991
* 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
   992
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
   993
60707
e96b7be56d44 SUBPROOF and Subgoal.FOCUS combinators use anonymous quasi-bound variables (like the Simplifier);
wenzelm
parents: 60688
diff changeset
   994
* 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
   995
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
   996
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
   997
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
   998
the proof context discipline.
e96b7be56d44 SUBPROOF and Subgoal.FOCUS combinators use anonymous quasi-bound variables (like the Simplifier);
wenzelm
parents: 60688
diff changeset
   999
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1000
* Isar proof methods are based on a slightly more general type
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1001
context_tactic, which allows to change the proof context dynamically
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1002
(e.g. to update cases) and indicate explicit Seq.Error results. Former
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1003
METHOD_CASES is superseded by CONTEXT_METHOD; further combinators are
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1004
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
  1005
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
  1006
60983
ff4a67c65084 updated to polyml-5.5.3-20150820, with native x86-windows support;
wenzelm
parents: 60922
diff changeset
  1007
*** System ***
ff4a67c65084 updated to polyml-5.5.3-20150820, with native x86-windows support;
wenzelm
parents: 60922
diff changeset
  1008
62506
860cd901ab43 clarified isabelle_process;
wenzelm
parents: 62501
diff changeset
  1009
* Command-line tool "isabelle_process" supports ML evaluation of literal
860cd901ab43 clarified isabelle_process;
wenzelm
parents: 62501
diff changeset
  1010
expressions (option -e) or files (option -f). Errors lead to premature
860cd901ab43 clarified isabelle_process;
wenzelm
parents: 62501
diff changeset
  1011
exit of the ML process with return code 1.
860cd901ab43 clarified isabelle_process;
wenzelm
parents: 62501
diff changeset
  1012
62509
13d6948e4b12 isabelle console -r" helps to bootstrap Isabelle/Pure;
wenzelm
parents: 62506
diff changeset
  1013
* Command-line tool "isabelle console -r" helps to bootstrap
13d6948e4b12 isabelle console -r" helps to bootstrap Isabelle/Pure;
wenzelm
parents: 62506
diff changeset
  1014
Isabelle/Pure interactively.
13d6948e4b12 isabelle console -r" helps to bootstrap Isabelle/Pure;
wenzelm
parents: 62506
diff changeset
  1015
13d6948e4b12 isabelle console -r" helps to bootstrap Isabelle/Pure;
wenzelm
parents: 62506
diff changeset
  1016
* Command-line tool "isabelle console" enables print mode "ASCII" for
13d6948e4b12 isabelle console -r" helps to bootstrap Isabelle/Pure;
wenzelm
parents: 62506
diff changeset
  1017
regular logic sessions.
61958
0a5dd617a88c isabelle console: print mode "ASCII";
wenzelm
parents: 61955
diff changeset
  1018
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1019
* Command-line tool "isabelle update_then" expands old Isar command
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1020
conflations:
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1021
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1022
    hence  ~>  then have
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1023
    thus   ~>  then show
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1024
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1025
This syntax is more orthogonal and improves readability and
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1026
maintainability of proofs.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1027
61602
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
  1028
* Global session timeout is multiplied by timeout_scale factor. This
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
  1029
allows to adjust large-scale tests (e.g. AFP) to overall hardware
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
  1030
performance.
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
  1031
61174
74eddfef841e replacement character for spaces;
wenzelm
parents: 61173
diff changeset
  1032
* Property values in etc/symbols may contain spaces, if written with the
62205
wenzelm
parents: 62201
diff changeset
  1033
replacement character "␣" (Unicode point 0x2324). For example:
61174
74eddfef841e replacement character for spaces;
wenzelm
parents: 61173
diff changeset
  1034
61602
a2f0f659a3c2 added option timeout_scale;
wenzelm
parents: 61600
diff changeset
  1035
    \<star>  code: 0x0022c6  group: operator  font: Deja␣Vu␣Sans␣Mono
61174
74eddfef841e replacement character for spaces;
wenzelm
parents: 61173
diff changeset
  1036
60995
5176de8f90db updated to jdk-8u60, with support for x86_64-windows;
wenzelm
parents: 60986
diff changeset
  1037
* 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
  1038
space.
5176de8f90db updated to jdk-8u60, with support for x86_64-windows;
wenzelm
parents: 60986
diff changeset
  1039
61135
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1040
* 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
  1041
platforms as follows.
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1042
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1043
  - 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
  1044
    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
  1045
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1046
  - isabelle jedit: settings
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1047
    JEDIT_JAVA_SYSTEM_OPTIONS
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1048
    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
  1049
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1050
  - isabelle build: settings
8f7d802b7a71 clarified Java runtime options (NB: ISABELLE_JAVA_PLATFORM is determined later via component);
wenzelm
parents: 61134
diff changeset
  1051
    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
  1052
61294
2d3d26e9b191 renamed jvmpath to platform_path;
wenzelm
parents: 61270
diff changeset
  1053
* Bash shell function "jvmpath" has been renamed to "platform_path": it
2d3d26e9b191 renamed jvmpath to platform_path;
wenzelm
parents: 61270
diff changeset
  1054
is relevant both for Poly/ML and JVM processes.
2d3d26e9b191 renamed jvmpath to platform_path;
wenzelm
parents: 61270
diff changeset
  1055
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1056
* Poly/ML default platform architecture may be changed from 32bit to
62205
wenzelm
parents: 62201
diff changeset
  1057
64bit via system option ML_system_64. A system restart (and rebuild) is
wenzelm
parents: 62201
diff changeset
  1058
required after change.
62017
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1059
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1060
* Poly/ML 5.6 runs natively on x86-windows and x86_64-windows, which
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1061
both allow larger heap space than former x86-cygwin.
038ee85c95e4 misc tuning for release;
wenzelm
parents: 62016
diff changeset
  1062
62157
adcaaf6c9910 more good NEWS;
wenzelm
parents: 62118
diff changeset
  1063
* Heap images are 10-15% smaller due to less wasteful persistent theory
adcaaf6c9910 more good NEWS;
wenzelm
parents: 62118
diff changeset
  1064
content (using ML type theory_id instead of theory);
adcaaf6c9910 more good NEWS;
wenzelm
parents: 62118
diff changeset
  1065
60983
ff4a67c65084 updated to polyml-5.5.3-20150820, with native x86-windows support;
wenzelm
parents: 60922
diff changeset
  1066
60479
db238135f386 tuned whitespace;
wenzelm
parents: 60477
diff changeset
  1067
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1068
New in Isabelle2015 (May 2015)
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1069
------------------------------
57695
987c9ceeaafd back to post-release mode -- after fork point;
wenzelm
parents: 57693
diff changeset
  1070
57941
57200bdc2aa7 localized command 'method_setup' and 'attribute_setup';
wenzelm
parents: 57882
diff changeset
  1071
*** General ***
57200bdc2aa7 localized command 'method_setup' and 'attribute_setup';
wenzelm
parents: 57882
diff changeset
  1072
59939
7d46aa03696e support for 'restricted' modifier: only qualified accesses outside the local scope;
wenzelm
parents: 59936
diff changeset
  1073
* 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
  1074
'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
  1075
as provided by some "context begin ... end" block. For example:
59926
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1076
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1077
  context
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1078
  begin
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1079
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1080
  private definition ...
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1081
  private lemma ...
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1082
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
  1083
  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
  1084
  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
  1085
59926
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1086
  lemma ...
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1087
  theorem ...
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1088
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1089
  end
003dbac78546 some explanation of 'private';
wenzelm
parents: 59903
diff changeset
  1090
59901
840d03805755 added command 'experiment';
wenzelm
parents: 59899
diff changeset
  1091
* Command 'experiment' opens an anonymous locale context with private
840d03805755 added command 'experiment';
wenzelm
parents: 59899
diff changeset
  1092
naming policy.
840d03805755 added command 'experiment';
wenzelm
parents: 59899
diff changeset
  1093
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1094
* Command 'notepad' requires proper nesting of begin/end and its proof
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1095
structure in the body: 'oops' is no longer supported here. Minor
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1096
INCOMPATIBILITY, use 'sorry' instead.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1097
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1098
* Command 'named_theorems' declares a dynamic fact within the context,
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1099
together with an attribute to maintain the content incrementally. This
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1100
supersedes functor Named_Thms in Isabelle/ML, but with a subtle change
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1101
of semantics due to external visual order vs. internal reverse order.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1102
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1103
* 'find_theorems': search patterns which are abstractions are
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1104
schematically expanded before search. Search results match the naive
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1105
expectation more closely, particularly wrt. abbreviations.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1106
INCOMPATIBILITY.
59648
wenzelm
parents: 59621
diff changeset
  1107
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1108
* Commands 'method_setup' and 'attribute_setup' now work within a local
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1109
theory context.
57941
57200bdc2aa7 localized command 'method_setup' and 'attribute_setup';
wenzelm
parents: 57882
diff changeset
  1110
58928
23d0ffd48006 plain value Keywords.keywords, which might be used outside theory for bootstrap purposes;
wenzelm
parents: 58872
diff changeset
  1111
* Outer syntax commands are managed authentically within the theory
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1112
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
  1113
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
  1114
60115
wenzelm
parents: 60114
diff changeset
  1115
* Historical command-line terminator ";" is no longer accepted (and
wenzelm
parents: 60114
diff changeset
  1116
already used differently in Isar). Minor INCOMPATIBILITY, use "isabelle
wenzelm
parents: 60114
diff changeset
  1117
update_semicolons" to remove obsolete semicolons from old theory
wenzelm
parents: 60114
diff changeset
  1118
sources.
wenzelm
parents: 60114
diff changeset
  1119
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1120
* Structural composition of proof methods (meth1; meth2) in Isar
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1121
corresponds to (tac1 THEN_ALL_NEW tac2) in ML.
59105
haftmann
parents: 59058
diff changeset
  1122
60119
54bea620e54f added Eisbach, using version 3752768caa17 of its Bitbucket repository;
wenzelm
parents: 60115
diff changeset
  1123
* 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
  1124
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
  1125
method provides basic fact/term matching in addition to
54bea620e54f added Eisbach, using version 3752768caa17 of its Bitbucket repository;
wenzelm
parents: 60115
diff changeset
  1126
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
  1127
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
  1128
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
  1129
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
  1130
57941
57200bdc2aa7 localized command 'method_setup' and 'attribute_setup';
wenzelm
parents: 57882
diff changeset
  1131
58524
f805b366a497 context menu for bibtex entries;
wenzelm
parents: 58421
diff changeset
  1132
*** Prover IDE -- Isabelle/Scala/jEdit ***
f805b366a497 context menu for bibtex entries;
wenzelm
parents: 58421
diff changeset
  1133
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1134
* Improved folding mode "isabelle" based on Isar syntax. Alternatively,
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1135
the "sidekick" mode may be used for document structure.
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1136
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1137
* Extended bracket matching based on Isar language structure. System
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1138
option jedit_structure_limit determines maximum number of lines to scan
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1139
in the buffer.
58758
wenzelm
parents: 58716
diff changeset
  1140
58540
wenzelm
parents: 58526
diff changeset
  1141
* Support for BibTeX files: context menu, context-sensitive token
wenzelm
parents: 58526
diff changeset
  1142
marker, SideKick parser.
58524
f805b366a497 context menu for bibtex entries;
wenzelm
parents: 58421
diff changeset
  1143
58551
wenzelm
parents: 58541
diff changeset
  1144
* Document antiquotation @{cite} provides formal markup, which is
60265
wenzelm
parents: 60261
diff changeset
  1145
interpreted semi-formally based on .bib files that happen to be open in
wenzelm
parents: 60261
diff changeset
  1146
the editor (hyperlinks, completion etc.).
58551
wenzelm
parents: 58541
diff changeset
  1147
58785
e7d2b46520e0 clarified default;
wenzelm
parents: 58776
diff changeset
  1148
* Less waste of vertical space via negative line spacing (see Global
e7d2b46520e0 clarified default;
wenzelm
parents: 58776
diff changeset
  1149
Options / Text Area).
e7d2b46520e0 clarified default;
wenzelm
parents: 58776
diff changeset
  1150
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
  1151
* 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
  1152
display of 'thy_deps', 'class_deps' etc.
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1153
60115
wenzelm
parents: 60114
diff changeset
  1154
* The commands 'thy_deps' and 'class_deps' allow optional bounds to
wenzelm
parents: 60114
diff changeset
  1155
restrict the visualized hierarchy.
60093
c48d536231fe clarified thy_deps;
wenzelm
parents: 60089
diff changeset
  1156
60072
wenzelm
parents: 60025
diff changeset
  1157
* Improved scheduling for asynchronous print commands (e.g. provers
wenzelm
parents: 60025
diff changeset
  1158
managed by the Sledgehammer panel) wrt. ongoing document processing.
wenzelm
parents: 60025
diff changeset
  1159
58524
f805b366a497 context menu for bibtex entries;
wenzelm
parents: 58421
diff changeset
  1160
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1161
*** Document preparation ***
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1162
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1163
* Document markup commands 'chapter', 'section', 'subsection',
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1164
'subsubsection', 'text', 'txt', 'text_raw' work uniformly in any
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1165
context, even before the initial 'theory' command. Obsolete proof
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1166
commands 'sect', 'subsect', 'subsubsect', 'txt_raw' have been
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1167
discontinued, use 'section', 'subsection', 'subsubsection', 'text_raw'
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1168
instead. The old 'header' command is still retained for some time, but
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1169
should be replaced by 'chapter', 'section' etc. (using "isabelle
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1170
update_header"). Minor INCOMPATIBILITY.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1171
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1172
* Official support for "tt" style variants, via \isatt{...} or
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1173
\begin{isabellett}...\end{isabellett}. The somewhat fragile \verb or
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1174
verbatim environment of LaTeX is no longer used. This allows @{ML} etc.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1175
as argument to other macros (such as footnotes).
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1176
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1177
* Document antiquotation @{verbatim} prints ASCII text literally in "tt"
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1178
style.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1179
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1180
* Discontinued obsolete option "document_graph": session_graph.pdf is
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1181
produced unconditionally for HTML browser_info and PDF-LaTeX document.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1182
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1183
* Diagnostic commands and document markup commands within a proof do not
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1184
affect the command tag for output. Thus commands like 'thm' are subject
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1185
to proof document structure, and no longer "stick out" accidentally.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1186
Commands 'text' and 'txt' merely differ in the LaTeX style, not their
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1187
tags. Potential INCOMPATIBILITY in exotic situations.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1188
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1189
* System option "pretty_margin" is superseded by "thy_output_margin",
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1190
which is also accessible via document antiquotation option "margin".
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1191
Only the margin for document output may be changed, but not the global
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1192
pretty printing: that is 76 for plain console output, and adapted
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1193
dynamically in GUI front-ends. Implementations of document
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1194
antiquotations need to observe the margin explicitly according to
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1195
Thy_Output.string_of_margin. Minor INCOMPATIBILITY.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1196
60299
5ae2a2e74c93 clarified NEWS: document_files are officially required since Isabelle2014, but the absence was tolerated as legacy feature;
wenzelm
parents: 60288
diff changeset
  1197
* 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
  1198
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
  1199
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
  1200
INCOMPATIBILITY.
5ae2a2e74c93 clarified NEWS: document_files are officially required since Isabelle2014, but the absence was tolerated as legacy feature;
wenzelm
parents: 60288
diff changeset
  1201
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1202
58202
be1d10595b7b restrictive options for class dependencies
haftmann
parents: 58192
diff changeset
  1203
*** Pure ***
be1d10595b7b restrictive options for class dependencies
haftmann
parents: 58192
diff changeset
  1204
59835
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
  1205
* 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
  1206
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
  1207
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
  1208
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
  1209
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
  1210
of schematic variables outside the context. Minor INCOMPATIBILITY,
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
  1211
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
  1212
variable declarations or dummy patterns instead.
97872c658a44 rule_insts_schematic is considered legacy and false by default;
wenzelm
parents: 59815
diff changeset
  1213
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1214
* Explicit instantiation via attributes "where", "of", and proof methods
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1215
"rule_tac" with derivatives like "subgoal_tac" etc. admit dummy patterns
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1216
("_") that stand for anonymous local variables.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1217
59951
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1218
* Generated schematic variables in standard format of exported facts are
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1219
incremented to avoid material in the proof context. Rare
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1220
INCOMPATIBILITY, explicit instantiation sometimes needs to refer to
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1221
different index.
8c49daca5d9f misc tuning for release;
wenzelm
parents: 59949
diff changeset
  1222
60010
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
  1223
* Lexical separation of signed and unsigned numerals: categories "num"
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
  1224
and "float" are unsigned. INCOMPATIBILITY: subtle change in precedence
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
  1225
of numeral signs, particularly in expressions involving infix syntax
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
  1226
like "(- 1) ^ n".
58410
6d46ad54a2ab explicit separation of signed and unsigned numerals using existing lexical categories num and xnum
haftmann
parents: 58373
diff changeset
  1227
58421
37cbbd8eb460 discontinued old "xnum" token category;
wenzelm
parents: 58410
diff changeset
  1228
* Old inner token category "xnum" has been discontinued.  Potential
37cbbd8eb460 discontinued old "xnum" token category;
wenzelm
parents: 58410
diff changeset
  1229
INCOMPATIBILITY for exotic syntax: may use mixfix grammar with "num"
37cbbd8eb460 discontinued old "xnum" token category;
wenzelm
parents: 58410
diff changeset
  1230
token category instead.
37cbbd8eb460 discontinued old "xnum" token category;
wenzelm
parents: 58410
diff changeset
  1231
58202
be1d10595b7b restrictive options for class dependencies
haftmann
parents: 58192
diff changeset
  1232
57737
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
  1233
*** HOL ***
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
  1234
57983
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1235
* New (co)datatype package:
58373
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
  1236
  - The 'datatype_new' command has been renamed 'datatype'. The old
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
  1237
    command of that name is now called 'old_datatype' and is provided
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
  1238
    by "~~/src/HOL/Library/Old_Datatype.thy". See
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
  1239
    'isabelle doc datatypes' for information on porting.
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
  1240
    INCOMPATIBILITY.
57983
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1241
  - Renamed theorems:
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1242
      disc_corec ~> corec_disc
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1243
      disc_corec_iff ~> corec_disc_iff
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1244
      disc_exclude ~> distinct_disc
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1245
      disc_exhaust ~> exhaust_disc
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1246
      disc_map_iff ~> map_disc_iff
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1247
      sel_corec ~> corec_sel
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1248
      sel_exhaust ~> exhaust_sel
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1249
      sel_map ~> map_sel
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1250
      sel_set ~> set_sel
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1251
      sel_split ~> split_sel
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1252
      sel_split_asm ~> split_sel_asm
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1253
      strong_coinduct ~> coinduct_strong
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1254
      weak_case_cong ~> case_cong_weak
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1255
    INCOMPATIBILITY.
58192
d0dffec0da2b updated docs
blanchet
parents: 58100
diff changeset
  1256
  - The "no_code" option to "free_constructors", "datatype_new", and
d0dffec0da2b updated docs
blanchet
parents: 58100
diff changeset
  1257
    "codatatype" has been renamed "plugins del: code".
d0dffec0da2b updated docs
blanchet
parents: 58100
diff changeset
  1258
    INCOMPATIBILITY.
58044
b5cdfb352814 removed not so interesting 'set_empty'
blanchet
parents: 58010
diff changeset
  1259
  - The rules "set_empty" have been removed. They are easy
b5cdfb352814 removed not so interesting 'set_empty'
blanchet
parents: 58010
diff changeset
  1260
    consequences of other set rules "by auto".
b5cdfb352814 removed not so interesting 'set_empty'
blanchet
parents: 58010
diff changeset
  1261
    INCOMPATIBILITY.
b5cdfb352814 removed not so interesting 'set_empty'
blanchet
parents: 58010
diff changeset
  1262
  - The rule "set_cases" is now registered with the "[cases set]"
57990
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
  1263
    attribute. This can influence the behavior of the "cases" proof
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
  1264
    method when more than one case rule is applicable (e.g., an
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
  1265
    assumption is of the form "w : set ws" and the method "cases w"
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
  1266
    is invoked). The solution is to specify the case rule explicitly
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
  1267
    (e.g. "cases w rule: widget.exhaust").
90d941a477bd documented slight incompatibility in NEWS
blanchet
parents: 57983
diff changeset
  1268
    INCOMPATIBILITY.
59675
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
  1269
  - Renamed theories:
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
  1270
      BNF_Comp ~> BNF_Composition
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
  1271
      BNF_FP_Base ~> BNF_Fixpoint_Base
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
  1272
      BNF_GFP ~> BNF_Greatest_Fixpoint
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
  1273
      BNF_LFP ~> BNF_Least_Fixpoint
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
  1274
      BNF_Constructions_on_Wellorders ~> BNF_Wellorder_Constructions
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
  1275
      Cardinals/Constructions_on_Wellorders ~> Cardinals/Wellorder_Constructions
55eb8932d539 documented renamed theories
blanchet
parents: 59661
diff changeset
  1276
    INCOMPATIBILITY.
60114
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
  1277
  - Lifting and Transfer setup for basic HOL types sum and prod (also
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
  1278
    option) is now performed by the BNF package. Theories Lifting_Sum,
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
  1279
    Lifting_Product and Lifting_Option from Main became obsolete and
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
  1280
    were removed. Changed definitions of the relators rel_prod and
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
  1281
    rel_sum (using inductive).
60111
3eaa39b3a0b7 (low importance) NEWS
traytel
parents: 60106
diff changeset
  1282
    INCOMPATIBILITY: use rel_prod.simps and rel_sum.simps instead
60114
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
  1283
    of rel_prod_def and rel_sum_def.
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
  1284
    Minor INCOMPATIBILITY: (rarely used by name) transfer theorem names
caf2637a28a9 tuned for release;
wenzelm
parents: 60111
diff changeset
  1285
    changed (e.g. map_prod_transfer ~> prod.map_transfer).
60261
wenzelm
parents: 60258
diff changeset
  1286
  - Parametricity theorems for map functions, relators, set functions,
wenzelm
parents: 60258
diff changeset
  1287
    constructors, case combinators, discriminators, selectors and
wenzelm
parents: 60258
diff changeset
  1288
    (co)recursors are automatically proved and registered as transfer
wenzelm
parents: 60258
diff changeset
  1289
    rules.
57983
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1290
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1291
* Old datatype package:
58310
91ea607a34d8 updated news
blanchet
parents: 58247
diff changeset
  1292
  - The old 'datatype' command has been renamed 'old_datatype', and
58373
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
  1293
    'rep_datatype' has been renamed 'old_rep_datatype'. They are
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
  1294
    provided by "~~/src/HOL/Library/Old_Datatype.thy". See
58310
91ea607a34d8 updated news
blanchet
parents: 58247
diff changeset
  1295
    'isabelle doc datatypes' for information on porting.
58373
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
  1296
    INCOMPATIBILITY.
57983
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1297
  - Renamed theorems:
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1298
      weak_case_cong ~> case_cong_weak
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1299
    INCOMPATIBILITY.
58373
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
  1300
  - Renamed theory:
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
  1301
      ~~/src/HOL/Datatype.thy ~> ~~/src/HOL/Library/Old_Datatype.thy
4bdd00a76e54 updated NEWS
blanchet
parents: 58368
diff changeset
  1302
    INCOMPATIBILITY.
57983
6edc3529bb4e reordered some (co)datatype property names for more consistency
blanchet
parents: 57946
diff changeset
  1303
59039
32145985352a updated NEWS
blanchet
parents: 58999
diff changeset
  1304
* Nitpick:
60010
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
  1305
  - Fixed soundness bug related to the strict and non-strict subset
59039
32145985352a updated NEWS
blanchet
parents: 58999
diff changeset
  1306
    operations.
32145985352a updated NEWS
blanchet
parents: 58999
diff changeset
  1307
57737
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
  1308
* Sledgehammer:
59511
ef65605a7d9c updated NEWS
blanchet
parents: 59498
diff changeset
  1309
  - CVC4 is now included with Isabelle instead of CVC3 and run by
ef65605a7d9c updated NEWS
blanchet
parents: 59498
diff changeset
  1310
    default.
59965
7199ad93b744 Z3 news
blanchet
parents: 59958
diff changeset
  1311
  - Z3 is now always enabled by default, now that it is fully open
7199ad93b744 Z3 news
blanchet
parents: 59958
diff changeset
  1312
    source. The "z3_non_commercial" option is discontinued.
57737
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
  1313
  - Minimization is now always enabled by default.
60010
5fe58ca9cf40 tuned spelling;
wenzelm
parents: 60009
diff changeset
  1314
    Removed sub-command:
57737
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
  1315
      min
59967
2fcf41a626f7 tuned wording
blanchet
parents: 59965
diff changeset
  1316
  - Proof reconstruction, both one-liners and Isar, has been
59039
32145985352a updated NEWS
blanchet
parents: 58999
diff changeset
  1317
    dramatically improved.
32145985352a updated NEWS
blanchet
parents: 58999
diff changeset
  1318
  - Improved support for CVC4 and veriT.
57737
72d4c00064af updated NEWS
blanchet
parents: 57695
diff changeset
  1319
58062
f4d8987656b9 updated NEWS
blanchet
parents: 58060
diff changeset
  1320
* Old and new SMT modules:
58067
a7a0af643499 tuned terminology
blanchet
parents: 58066
diff changeset
  1321
  - The old 'smt' method has been renamed 'old_smt' and moved to
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1322
    'src/HOL/Library/Old_SMT.thy'. It is provided for compatibility,
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1323
    until applications have been ported to use the new 'smt' method. For
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1324
    the method to work, an older version of Z3 (e.g. Z3 3.2 or 4.0) must
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1325
    be installed, and the environment variable "OLD_Z3_SOLVER" must
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1326
    point to it.
58062
f4d8987656b9 updated NEWS
blanchet
parents: 58060
diff changeset
  1327
    INCOMPATIBILITY.
58067
a7a0af643499 tuned terminology
blanchet
parents: 58066
diff changeset
  1328
  - The 'smt2' method has been renamed 'smt'.
58060
835b5443b978 updated NEWS
blanchet
parents: 58044
diff changeset
  1329
    INCOMPATIBILITY.
59569
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1330
  - New option 'smt_reconstruction_step_timeout' to limit the
0eece945fa54 tuned whitespace;
wenzelm
parents: 59564
diff changeset
  1331
    reconstruction time of Z3 proof steps in the new 'smt' method.
59216
436b7b0c94f6 updated NEWS
boehmes
parents: 59180
diff changeset
  1332
  - New option 'smt_statistics' to display statistics of the new 'smt'
436b7b0c94f6 updated NEWS
boehmes
parents: 59180
diff changeset
  1333
    method, especially runtime statistics of Z3 proof reconstruction.
58060
835b5443b978 updated NEWS
blanchet
parents: 58044
diff changeset
  1334
60261
wenzelm
parents: 60258
diff changeset
  1335
* Lifting: command 'lift_definition' allows to execute lifted constants
wenzelm
parents: 60258
diff changeset
  1336
that have as a return type a datatype containing a subtype. This
wenzelm
parents: 60258
diff changeset
  1337
overcomes long-time limitations in the area of code generation and
wenzelm
parents: 60258
diff changeset
  1338
lifting, and avoids tedious workarounds.
60258
kuncar
parents: 60119
diff changeset
  1339
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1340
* Command and antiquotation "value" provide different evaluation slots
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1341
(again), where the previous strategy (NBE after ML) serves as default.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1342
Minor INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1343
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1344
* Add NO_MATCH-simproc, allows to check for syntactic non-equality.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1345
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1346
* field_simps: Use NO_MATCH-simproc for distribution rules, to avoid
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1347
non-termination in case of distributing a division. With this change
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1348
field_simps is in some cases slightly less powerful, if it fails try to
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1349
add algebra_simps, or use divide_simps. Minor INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1350
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1351
* Separate class no_zero_divisors has been given up in favour of fully
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1352
algebraic semiring_no_zero_divisors. INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1353
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1354
* Class linordered_semidom really requires no zero divisors.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1355
INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1356
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1357
* Classes division_ring, field and linordered_field always demand
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1358
"inverse 0 = 0". Given up separate classes division_ring_inverse_zero,
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1359
field_inverse_zero and linordered_field_inverse_zero. INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1360
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1361
* Classes cancel_ab_semigroup_add / cancel_monoid_add specify explicit
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1362
additive inverse operation. INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1363
60020
065ecea354d0 Complex roots of unity. Better definition of ln for complex numbers. Used [code del] to stop code generation for powr.
paulson <lp15@cam.ac.uk>
parents: 60010
diff changeset
  1364
* Complex powers and square roots. The functions "ln" and "powr" are now
60025
wenzelm
parents: 60020
diff changeset
  1365
overloaded for types real and complex, and 0 powr y = 0 by definition.
wenzelm
parents: 60020
diff changeset
  1366
INCOMPATIBILITY: type constraints may be necessary.
60020
065ecea354d0 Complex roots of unity. Better definition of ln for complex numbers. Used [code del] to stop code generation for powr.
paulson <lp15@cam.ac.uk>
parents: 60010
diff changeset
  1367
60009
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1368
* The functions "sin" and "cos" are now defined for any type of sort
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1369
"{real_normed_algebra_1,banach}" type, so in particular on "real" and
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1370
"complex" uniformly. Minor INCOMPATIBILITY: type constraints may be
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1371
needed.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1372
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1373
* New library of properties of the complex transcendental functions sin,
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1374
cos, tan, exp, Ln, Arctan, Arcsin, Arccos. Ported from HOL Light.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1375
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1376
* The factorial function, "fact", now has type "nat => 'a" (of a sort
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1377
that admits numeric types including nat, int, real and complex.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1378
INCOMPATIBILITY: an expression such as "fact 3 = 6" may require a type
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1379
constraint, and the combination "real (fact k)" is likely to be
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1380
unsatisfactory. If a type conversion is still necessary, then use
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1381
"of_nat (fact k)" or "real_of_nat (fact k)".
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1382
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1383
* Removed functions "natfloor" and "natceiling", use "nat o floor" and
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1384
"nat o ceiling" instead. A few of the lemmas have been retained and
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1385
adapted: in their names "natfloor"/"natceiling" has been replaced by
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1386
"nat_floor"/"nat_ceiling".
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1387
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1388
* Qualified some duplicated fact names required for boostrapping the
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1389
type class hierarchy:
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1390
  ab_add_uminus_conv_diff ~> diff_conv_add_uminus
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1391
  field_inverse_zero ~> inverse_zero
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1392
  field_divide_inverse ~> divide_inverse
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1393
  field_inverse ~> left_inverse
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1394
Minor INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1395
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1396
* Eliminated fact duplicates:
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1397
  mult_less_imp_less_right ~> mult_right_less_imp_less
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1398
  mult_less_imp_less_left ~> mult_left_less_imp_less
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1399
Minor INCOMPATIBILITY.
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1400
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1401
* Fact consolidation: even_less_0_iff is subsumed by
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1402
double_add_less_zero_iff_single_add_less_zero (simp by default anyway).
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1403
bd1c342dbbce misc tuning for release;
wenzelm
parents: 60006
diff changeset
  1404
* Generalized and consolidated some theorems concerning divsibility: