isabelle: Graph

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exception CANNOT_INTERPRET removed (not needed anymore since the stlc_interpreter can interpret any term)
2004-11-25, by webertj
comments edited
2004-11-25, by webertj
added ZCHAFF_VERSION
2004-11-25, by webertj
added ZCHAFF_VERSION
2004-11-25, by webertj
ML
2004-11-25, by paulson
Removed a "Matches are not exhaustive" warning
2004-11-24, by webertj
mod because of change in finite set induction
2004-11-24, by nipkow
changed the order of !!-quantifiers in finite set induction.
2004-11-24, by nipkow
Made test_term escape special characters in strings that caused the
2004-11-24, by berghofe
Functions nat_to_bv and bv_to_nat now really operate on natural numbers.
2004-11-24, by berghofe
Added EfficientNat
2004-11-24, by berghofe
Code generator plug-in for implementing natural numbers by integers.
2004-11-24, by berghofe
Added Library/EfficientNat
2004-11-24, by berghofe
Reimplemented some operations on "code lemma" table to avoid that code
2004-11-24, by berghofe
New theorem zpower_int
2004-11-24, by berghofe
*** empty log message ***
2004-11-24, by nipkow
prettier proof of setsum_diff
2004-11-23, by obua
HTML conformity
2004-11-23, by webertj
renamed 1 lemmas
2004-11-23, by nipkow
renamed 2 lemmas
2004-11-23, by nipkow
relaxed type constraints of lemmas: setsum_nonneg, setsum_nonpos, setsum_negf, setsum_Un_ring
2004-11-23, by obua
external solvers may now overwrite existing temporary files
2004-11-23, by webertj
added lemma
2004-11-23, by nipkow
Added lemmas setsum_mono, finite_setsum_diff1, finite_setsum_diff
2004-11-23, by obua
*** empty log message ***
2004-11-23, by nipkow
generalized lemma
2004-11-23, by nipkow
added lemma
2004-11-23, by nipkow
indentation
2004-11-22, by paulson
fixed proof
2004-11-22, by nipkow
added lemmas
2004-11-22, by nipkow
Added more lemmas
2004-11-21, by nipkow
added lemmas
2004-11-21, by nipkow
Restructured List and added "rotate"
2004-11-21, by nipkow
comment modified
2004-11-19, by webertj
moved and renamed Integ/Equiv.thy
2004-11-19, by paulson
solver auto now returns the result of the first solver that does not raise NOT_CONFIGURED (which may be UNKNOWN)
2004-11-19, by webertj
Barith removed
2004-11-19, by chaieb
imports (new syntax for theory headers)
2004-11-18, by webertj
Tuned.
2004-11-18, by berghofe
replace strangely encode space characters by  
2004-11-17, by kleing
replaced strangely encoded space characters by  
2004-11-17, by kleing
removed explicit mentioning of zChaffs version number
2004-11-17, by webertj
minor changes (comments/code refactoring)
2004-11-17, by webertj
removed Exercises document (available on separate web site now)
2004-11-17, by kleing
removed exercised document
2004-11-17, by kleing
Markup obtain as introducing a nested goal.
2004-11-16, by aspinall
removed a "clone" (duplicate code)
2004-11-15, by paulson
minor rewording
2004-11-15, by webertj
Add <undoitem> for theory-state undos.
2004-11-15, by aspinall
Renamed some variables to eliminate conflicts with constants.
2004-11-15, by paulson
*** empty log message ***
2004-11-14, by webertj
DOCTYPE declaration added
2004-11-14, by webertj
Exercises added
2004-11-13, by webertj
More lemmas
2004-11-13, by nipkow
minor code refactoring
2004-11-12, by webertj
improved "subscribe" link
2004-11-12, by paulson
added DOCTYPE and Content-Type declarations to make this a valid HTML file
2004-11-12, by webertj
isatool usedir -f
2004-11-12, by webertj
updated subscription wording and link
2004-11-11, by paulson
increased tracing and search bounds
2004-11-11, by paulson
tidied comments
2004-11-08, by paulson
* extended interface of record_split_simp_tac and record_split_simproc
2004-11-05, by schirmer
user-interface impoved
2004-11-02, by chaieb
fixed some awkward problems with nat/int simprocs
2004-10-29, by paulson
fixed reference to renamed theorem
2004-10-29, by paulson
isatool usedir: ML root file can now be specified (previously hard-coded as ROOT.ML)
2004-10-28, by webertj
Make <undostep> call undos_proof to display resulting proofstate.
2004-10-28, by aspinall
efficienty improvement
2004-10-28, by chaieb
Revert change to pgml_sym
2004-10-27, by aspinall
Added type constraint to make SML/NJ happy.
2004-10-27, by berghofe
Changed function cabs to also allow abstraction over Vars.
2004-10-26, by berghofe
Added function merge_alists'.
2004-10-26, by berghofe
Added function strip_type (for ctyps).
2004-10-26, by berghofe
Added preprocessors.
2004-10-26, by berghofe
Added setup for code generator.
2004-10-26, by berghofe
Added simple code generator.
2004-10-26, by berghofe
Removed code generator stuff. Code generation is now handled by code
2004-10-26, by berghofe
Added call to Codegen.preprocess.
2004-10-26, by berghofe
Fixed problem with sorts in function make_casedists.
2004-10-26, by berghofe
fixed urls
2004-10-25, by nipkow
Simplification to symbol processing; put quotes around theory name in message.
2004-10-24, by aspinall
Fix <closetheory>
2004-10-21, by aspinall
Replaced PolyML specific print function by Display.print_thm(s)
2004-10-19, by berghofe
converted some induct_tac to induct
2004-10-19, by paulson
added a missing case (Var x) that made finding a case split fail, in order to prove the specification equation from the split versions, for some recursive functions.
2004-10-18, by dixon
Replaced list of bound variables in simpset by maximal index of bound
2004-10-18, by berghofe
record_split_simp_tac now can get simp rules as parameter
2004-10-15, by schirmer
update
2004-10-15, by nipkow
added and renamed
2004-10-15, by nipkow
Added a few lemmas
2004-10-14, by nipkow
mod becuase of chnage in induct
2004-10-13, by nipkow
Added solution to exercise.
2004-10-12, by nipkow
*** empty log message ***
2004-10-12, by nipkow
tweaks concerned with poly bug-fixing
2004-10-12, by paulson
Replaced the_context() by theory "Presburger" in call of invoke_oracle.
2004-10-11, by berghofe
Tuned some proofs.
2004-10-11, by berghofe
Added entry in Settings menu for Toplevel.skip_proofs flag.
2004-10-11, by berghofe
Some changes to allow skipping of proof scripts.
2004-10-11, by berghofe
Proofs needed to be updated because induction now preserves name of
2004-10-11, by nipkow
Induction now preserves the name of the induction variable.
2004-10-11, by nipkow
simplification tweaks for better arithmetic reasoning
2004-10-07, by paulson
*** empty log message ***
2004-10-06, by chaieb
a very simple decision procedure for a fragment of bounded arithmetic
2004-10-06, by chaieb
changed in order to insert Barith.thy
2004-10-06, by chaieb
auto update
2004-10-05, by paulson
new simprules for abs and for things like a/b<1
2004-10-05, by paulson
revised simprules for division
2004-10-04, by paulson
PDF_VIEWER suggestion
2004-10-04, by paulson
Abstract for the Isabelle system
2004-10-04, by paulson
Add openblock/closeblock to other opengoal/closegoal elements
2004-10-02, by aspinall
Allow scanning to recover and reconstruct bad input
2004-10-01, by aspinall
patch to "display"
2004-10-01, by paulson
display-drafts now uses pdf!
2004-10-01, by paulson
tweaking of arithmetic proofs
2004-10-01, by paulson
Comments
2004-10-01, by aspinall
tidied
2004-09-30, by paulson
display pdf as well as dvi
2004-09-30, by kleing
bug-fix with new records
2004-09-30, by schirmer
Remove white space skipping in element content; XML specification clearly requires whitespace to be passed to application.
2004-09-29, by aspinall
tuned performance of record definition
2004-09-29, by schirmer