2007-06-27 nipkow 2007-06-27 *** empty log message ***
2007-06-26 paulson 2007-06-26 updated for metis method
2007-06-26 paulson 2007-06-26 recoded
2007-06-26 paulson 2007-06-26 simplified
2007-06-26 paulson 2007-06-26 completed some references
2007-06-26 paulson 2007-06-26 changes for type class ring_no_zero_divisors
2007-06-26 nipkow 2007-06-26 *** empty log message ***
2007-06-26 nipkow 2007-06-26 added NBE
2007-06-26 nipkow 2007-06-26 removed removed lemmas
2007-06-26 wenzelm 2007-06-26 fixed undo: try undos_proof first!
2007-06-25 wenzelm 2007-06-25 tactics: more robust addressing of subgoal using (C)SUBGOAL/THEN_ALL_NEW; eta_long_tac; tuned;
2007-06-25 nipkow 2007-06-25 removed theorem
2007-06-25 nipkow 2007-06-25 removed redundant lemma
2007-06-25 nipkow 2007-06-25 removed redundant lemmas
2007-06-25 obua 2007-06-25 commented changes in HOL/Ring_and_Field.thy, and in HOL/Real/RealPow.thy
2007-06-25 krauss 2007-06-25 removed "sum_tools.ML" in favour of BalancedTree
2007-06-25 wenzelm 2007-06-25 added eta_long_conversion;
2007-06-25 wenzelm 2007-06-25 added eta_long_tac;
2007-06-25 wenzelm 2007-06-25 added reasonably efficient add_cterm_frees;
2007-06-25 wenzelm 2007-06-25 made type conv pervasive; removed obsolete eta_conv (cf. Thm.eta_long_conv);
2007-06-25 wenzelm 2007-06-25 made type conv pervasive; Thm.eta_long_conversion; Thm.add_cterm_frees; tuned;
2007-06-25 wenzelm 2007-06-25 Thm.eta_long_conversion;
2007-06-25 wenzelm 2007-06-25 made type conv pervasive; Thm.add_cterm_frees;
2007-06-25 wenzelm 2007-06-25 Thm.add_cterm_frees;
2007-06-25 wenzelm 2007-06-25 made type conv pervasive;
2007-06-25 wenzelm 2007-06-25 made type conv pervasive; tuned;
2007-06-24 nipkow 2007-06-24 tex problem fixed
2007-06-24 nipkow 2007-06-24 tuned and used field_simps
2007-06-24 nipkow 2007-06-24 *** empty log message ***
2007-06-24 nipkow 2007-06-24 *** empty log message ***
2007-06-24 nipkow 2007-06-24 new lemmas
2007-06-24 nipkow 2007-06-24 *** empty log message ***
2007-06-23 nipkow 2007-06-23 tuned and renamed group_eq_simps and ring_eq_simps
2007-06-22 huffman 2007-06-22 fix looping simp rule
2007-06-22 huffman 2007-06-22 reinstate real_root_less_iff [simp]
2007-06-22 chaieb 2007-06-22 merge is now identity
2007-06-22 krauss 2007-06-22 new method "elim_to_cases" provides ad-hoc conversion of obtain-style elimination goals to a disjunction of existentials.
2007-06-21 huffman 2007-06-21 section headings
2007-06-21 huffman 2007-06-21 add thm antiquotations
2007-06-21 huffman 2007-06-21 spelling
2007-06-21 huffman 2007-06-21 add thm antiquotations
2007-06-21 huffman 2007-06-21 changed simp rules for of_nat
2007-06-21 wenzelm 2007-06-21 tuned proofs -- avoid implicit prems;
2007-06-21 wenzelm 2007-06-21 moved quantifier elimination tools to Tools/Qelim/;
2007-06-21 wenzelm 2007-06-21 moved Presburger setup back to Presburger.thy;
2007-06-21 wenzelm 2007-06-21 tuned proofs -- avoid implicit prems;
2007-06-21 wenzelm 2007-06-21 tuned proofs -- avoid implicit prems;
2007-06-21 wenzelm 2007-06-21 renamed NatSimprocs.thy to Arith_Tools.thy; incorporated HOL/Presburger.thy into NatSimprocs.thy;
2007-06-21 wenzelm 2007-06-21 tuned;
2007-06-21 wenzelm 2007-06-21 adapted tool setup;
2007-06-21 wenzelm 2007-06-21 added Ferrante-Rackoff setup;
2007-06-21 wenzelm 2007-06-21 tuned comments;
2007-06-21 wenzelm 2007-06-21 moved HOL/Tools/Presburger/qelim.ML to HOL/Tools/qelim.ML;
2007-06-21 wenzelm 2007-06-21 Ferrante-Rackoff quantifier elimination.
2007-06-21 wenzelm 2007-06-21 Context data for Ferrante-Rackoff quantifier elimination.
2007-06-21 wenzelm 2007-06-21 replaced Real/Ferrante-Rackoff tool by generic version in Main HOL;
2007-06-21 wenzelm 2007-06-21 Dense linear order witout endpoints and a quantifier elimination procedure in Ferrante and Rackoff style.
2007-06-21 wenzelm 2007-06-21 renamed metis-env.ML to metis_env.ML;
2007-06-21 wenzelm 2007-06-21 added Id;
2007-06-21 narboux 2007-06-21 fine tune automatic generation of inversion lemmas