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adopted to new datatype definition method
1994-06-17, by clasohm
datatypes must now be defined using a thy file section
1994-06-17, by clasohm
Added set comprehension as a syntactic abbreviation:
1994-06-15, by nipkow
added test for $ISABELLEBIN=source directory, to
1994-06-01, by lcp
HOL/Arith: definition of diff now uses pred, not nat_rec
1994-05-25, by lcp
HOL/equalities: added some identities from ZF/equalities
1994-05-25, by lcp
HOL/HOL.ML/notE: tidied
1994-05-25, by lcp
thy reader now initialised by init_thy_reader();
1994-05-19, by wenzelm
HOL/Prod/pair_eq: renamed to Pair_fst_snd_eq
1994-05-13, by lcp
removal of obsolete type-declaration syntax
1994-05-03, by lcp
removal of obsolete type-declaration syntax
1994-05-03, by lcp
renamed theory files isa94
1994-04-24, by clasohm
renamed theory files
1994-04-22, by clasohm
tidied definitions and proofs
1994-04-21, by lcp
HOL/arith.ML/plus_leD1: tidied
1994-04-21, by lcp
changed defns in hol.thy from = to ==
1994-04-19, by nipkow
Now simplifies before the induction
1994-04-06, by lcp
@ now associates to the right, just like #, in order to avoid loss of
1994-03-30, by nipkow
Added some sums.
1994-03-27, by nipkow
integrated permutative rewriting
1994-03-27, by nipkow
used new field "simps" of Datatype
1994-03-22, by nipkow
new field "simps" added
1994-03-22, by nipkow
added dependency on datatype.ML
1994-03-22, by nipkow
Updated simpsets and a few proofs.
1994-03-22, by nipkow
Updated simpsets and a few proofs.
1994-03-22, by nipkow
Used Datatype functor to define propositional logic terms.
1994-03-22, by nipkow
simplified some proofs using ordered rewriting.
1994-03-22, by nipkow
used ordered rewriting to simplify some proofs
1994-03-22, by nipkow
ML-like datatype decalaration facility. Axiomatic.
1994-03-18, by nipkow
added use_thy"Datatype"
1994-03-18, by nipkow
new type declaration syntax instead of numbers
1994-03-17, by lcp
HOL/equalities/Int_Union_image, Un_Inter_image: renamed Int_Union, Un_Inter
1994-03-17, by lcp
adapted type definition to new syntax
1994-03-17, by clasohm
changed "." to "$" and Cons to infix "#" to eliminate ambiguity
1994-03-02, by clasohm
typo in comment
1994-02-24, by nipkow
some more sorting algorithms
1994-02-23, by nipkow
added more lemmas (also to nat_ss)
1994-02-16, by nipkow
deleted duplicate rewrite rules
1994-02-15, by nipkow
added etac FalseE to the simplifier's solver.
1994-02-15, by nipkow
added translations for "case xs of"
1994-02-12, by nipkow
added ::bool in the defn of True.
1994-02-11, by nipkow
Introduction of various new lemmas and of case_tac.
1994-02-03, by nipkow
id -> idt in type of @filter and @Alls
1994-01-27, by nipkow
sum: renamed case to sum_case
1994-01-26, by nipkow
changed header
1994-01-24, by nipkow
Verification of quicksort
1994-01-24, by nipkow
added qsort
1994-01-24, by nipkow
added conj_assoc to HOL_ss
1994-01-24, by nipkow
commented imageE
1994-01-14, by lcp
added let_weak_cong
1994-01-07, by nipkow
added pair_eq
1994-01-07, by nipkow
modified solver of HOL_ss to take the new simplifier into account: the thm to
1994-01-05, by nipkow
added new rewrite rules to arith_ss
1994-01-05, by nipkow
shortened use_thy section taking advantage of dependencies
1994-01-04, by nipkow
added x ~: {} and x : insert(y,A) = ...
1993-12-30, by nipkow
added Pair_eq to pair_ss in prod.ML
1993-12-22, by nipkow
added syntax for nested lets.
1993-12-14, by nipkow
added mention of Subst
1993-12-13, by lcp
added new example Isabelle93
1993-12-03, by lcp
HOL/llist/LList_corec_subset1: does not need induction
1993-12-01, by lcp

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