2012-10-12 wenzelm 2012-10-12 discontinued obsolete typedef (open) syntax;
2012-10-10 wenzelm 2012-10-10 eliminated some remaining uses of typedef with implicit set definition;
2012-05-16 kuncar 2012-05-16 generate abs_eq, use it as a code equation for total quotients; no_abs_code renamed to no_code; added no_code for quotient_type command
2012-04-26 hoelzl 2012-04-26 add code equation for real_of_float
2012-04-20 hoelzl 2012-04-20 hide code generation facts in the Float theory, they are only exported for Approximation
2012-04-19 hoelzl 2012-04-19 transfer now handles Let
2012-04-19 kuncar 2012-04-19 rename no_code to no_abs_code - more appropriate name
2012-04-19 hoelzl 2012-04-19 use real :: float => real as lifting-morphism so we can directlry use the rep_eq theorems
2012-04-18 hoelzl 2012-04-18 use lifting to introduce floating point numbers
2012-04-18 hoelzl 2012-04-18 replace the float datatype by a type with unique representation
2012-03-30 wenzelm 2012-03-30 tuned proofs, less guesswork;
2012-03-27 huffman 2012-03-27 remove redundant lemmas
2012-03-25 huffman 2012-03-25 merged fork with new numeral representation (see NEWS)
2012-02-25 bulwahn 2012-02-25 removing unnecessary assumptions in RealDef; simplifying proofs in Float, MIR, and Ferrack
2012-02-21 wenzelm 2012-02-21 misc tuning; more indentation;
2011-12-29 haftmann 2011-12-29 attribute code_abbrev superseedes code_unfold_post
2011-12-06 hoelzl 2011-12-06 tuned proofs
2011-11-14 hoelzl 2011-11-14 cleaned up float theories; removed duplicate definitions and theorems
2011-09-06 huffman 2011-09-06 avoid using legacy theorem names
2011-05-04 wenzelm 2011-05-04 proper case_names for int_cases, int_of_nat_induct; tuned some proofs, eliminating (cases, auto) anti-pattern;
2011-01-12 wenzelm 2011-01-12 eliminated global prems; tuned proofs;
2010-12-06 hoelzl 2010-12-06 move coercions to appropriate places
2010-09-06 hoelzl 2010-09-06 When comparing Floats use integers instead of reals (represented as rationals), generates less code when Floats are used.
2010-05-09 huffman 2010-05-09 avoid using real-specific versions of generic lemmas
2010-02-23 huffman 2010-02-23 moved some lemmas from RealPow to RealDef; changed orientation of real_of_int_power
2010-02-08 haftmann 2010-02-08 separate library theory for type classes combining lattices with various algebraic structures
2009-11-10 wenzelm 2009-11-10 eliminated some old uses of cumulative prems (!) in proof methods;
2009-10-17 wenzelm 2009-10-17 eliminated hard tabulators, guessing at each author's individual tab-width; tuned headers;
2009-07-14 haftmann 2009-07-14 prefer code_inline over code_unfold; use code_unfold_post where appropriate
2009-07-14 haftmann 2009-07-14 code attributes use common underscore convention
2009-06-29 hoelzl 2009-06-29 Implemented taylor series expansion for approximation
2009-06-04 hoelzl 2009-06-04 Approximation: Implemented argument reduction for cosine. Sinus is now implemented in terms of cosine. Sqrt computes on the entire real numbers
2009-04-29 hoelzl 2009-04-29 replaced Ifloat => real_of_float and real, renamed ApproxEq => inequality, uneq => interpret_inequality, uneq' => approx_inequality, Ifloatarith => interpret_floatarith
2009-04-29 haftmann 2009-04-29 farewell to class recpower
2009-04-22 haftmann 2009-04-22 power operation defined generic
2009-03-04 blanchet 2009-03-04 Merge.
2009-03-04 blanchet 2009-03-04 Merge.
2009-03-01 nipkow 2009-03-01 removed redundant lemmas
2009-02-26 wenzelm 2009-02-26 standard headers; eliminated non-ASCII chars, which are fragile in the age of unicode;
2009-02-21 nipkow 2009-02-21 removed redundant thms
2009-02-18 huffman 2009-02-18 add header
2009-02-05 hoelzl 2009-02-05 Added new Float theory and moved old Library/Float.thy to ComputeFloat
2009-01-28 nipkow 2009-01-28 Replaced group_ and ring_simps by algebra_simps; removed compare_rls - use algebra_simps now
2008-12-09 huffman 2008-12-09 move all neg-related lemmas to NatBin; make type of neg specific to int
2008-12-03 huffman 2008-12-03 enable eq_bin_simps for simplifying equalities on numerals
2008-12-03 huffman 2008-12-03 fix proofs related to simplification of inequalities on numerals
2008-12-03 haftmann 2008-12-03 made repository layout more coherent with logical distribution structure; stripped some $Id$s