2007-06-19 ago wenzelm balanced conjunctions;
2007-06-19 ago wenzelm added General/balanced_tree.ML;
2007-06-19 ago wenzelm BalancedTree;
2007-06-19 ago wenzelm balanced conjunctions;
2007-06-19 ago wenzelm tuned;
2007-06-19 ago krauss generalized proofs so that call graphs can have any node type.
2007-06-19 ago wenzelm macbroy5: trying -j 2;
2007-06-18 ago wenzelm tuned conjunction tactics: slightly smaller proof terms;
2007-06-17 ago nipkow tuned laws for cancellation in divisions for fields.
2007-06-17 ago chaieb moved nonzero_mult_divide_cancel_right to Ring_and_Field as nonzero_mult_divide_cancel_right'; tuned proofs
2007-06-17 ago chaieb Added eta_conv and eta-expansion conversion: waiting for it to be in thm.ML; exported is_refl
2007-06-17 ago chaieb gen_qelim_conv now reduces the universal quatifier to the existential one; Now also deals with Ex f for eta-contracted f;
2007-06-17 ago chaieb thin_prems_tac first max-scopes universal quantifiers; eta_conv moved to Pure/conv.ML
2007-06-17 ago chaieb Tuned error messages; tuned;
2007-06-17 ago chaieb normalizer conversions depend on the proof context; added functions for conversion and wrapper that sill depend on the variable ordering (_ord)
2007-06-17 ago chaieb added theorems nonzero_mult_divide_cancel_right' nonzero_mult_divide_cancel_left' ordered_field_no_lb ordered_field_no_ub
2007-06-17 ago chaieb moved lemma all_not_ex to HOL.thy ; tuned proofs
2007-06-17 ago chaieb Tuned instantiation of Groebner bases to fields
2007-06-17 ago chaieb added Theorem all_not_ex
2007-06-17 ago nipkow renamed vars in zle_trans for compatibility
2007-06-16 ago nipkow tuned
2007-06-16 ago nipkow The simprocs "divide_cancel_factor" and "ring_eq_cancel_factor" no
2007-06-15 ago berghofe Locally added definition of "int :: nat => int" again to make
2007-06-15 ago nipkow made divide_self a simp rule
2007-06-15 ago nipkow Removed thunk from Fun
2007-06-15 ago nipkow Church numerals added
2007-06-14 ago wenzelm method assumption: uniform treatment of prems as legacy feature;
2007-06-14 ago wenzelm tuned proofs;
2007-06-14 ago wenzelm tuned proofs: avoid implicit prems;
2007-06-14 ago chaieb fixed term_constants (impact on is_relevant); terms in generalize_tac are sorted before we abstract over them (to *try* to avoid the case when a term to be abstracted over already occurs in an other)
2007-06-14 ago chaieb no computation rules in the pre-simplifiaction set
2007-06-14 ago chaieb Added some lemmas to default presburger simpset; tuned proofs
2007-06-14 ago wenzelm tuned proofs: avoid implicit prems;
2007-06-14 ago wenzelm tuned proofs: avoid implicit prems;
2007-06-14 ago paulson Now ResHolClause also does first-order problems!
2007-06-14 ago paulson Now also handles FO problems
2007-06-14 ago paulson Deleted unused code
2007-06-14 ago paulson tidied
2007-06-14 ago wenzelm tuned proofs: avoid implicit prems;
2007-06-14 ago kleing clarified who we consider to be a contributor
2007-06-14 ago chaieb Fixed Problem with ML-bindings for thm names;
2007-06-14 ago nipkow fixed filter syntax
2007-06-14 ago wenzelm updated 'find_theorems' -- moved ProofGeneral specifics to ProofGeneral/CHANGES;
2007-06-14 ago wenzelm tuned proofs: avoid implicit prems;
2007-06-13 ago huffman int abbreviates of_nat
2007-06-13 ago wenzelm tuned proofs: avoid implicit prems;
2007-06-13 ago wenzelm tuned proofs: avoid implicit prems;
2007-06-13 ago wenzelm tuned comments;
2007-06-13 ago wenzelm tuned proofs: avoid implicit prems;
2007-06-13 ago huffman clean up instance proofs; reorganize section headings
2007-06-13 ago wenzelm reactivated theory Class;
2007-06-13 ago urbanc added the Q_Unit rule (was missing) and adjusted the proof accordingly
2007-06-13 ago wenzelm * Isar: method "assumption" (implicit closing of subproofs) takes non-atomic goal assumptions into account;
2007-06-13 ago narboux generate_fresh works even if there is no free variable in the goal
2007-06-13 ago wenzelm tuned;
2007-06-13 ago wenzelm tuned proofs: avoid implicit prems;
2007-06-13 ago huffman removed constant int :: nat => int;
2007-06-13 ago huffman thm antiquotations
2007-06-13 ago wenzelm transaction: context_position (non-destructive only);
2007-06-13 ago wenzelm added map_current;