src/HOL/Fields.thy
2022-08-19 haftmann more thorough split rules for div and mod on numerals, tuned split rules setup
2022-08-19 haftmann consolidated attribute name
2022-07-22 Fabian Huch tuned (some HOL lints, by Yecine Megdiche);
2021-03-11 haftmann avoid name clash
2020-04-05 paulson Tidied up more ancient, horrible proofs. Liberalised frac_le
2019-10-09 haftmann dedicated fact collections for algebraic simplification rules potentially splitting goals
2019-06-22 haftmann made LaTeX happy
2019-06-22 haftmann streamlined setup for linear algebra, particularly removed redundant rule declarations
2019-06-14 haftmann moved comment to approproiate place
2019-06-14 haftmann removed outcommented example which seems not to work as advertized
2019-04-13 haftmann backed out a93e6472ac9c, which does not bring anything substantial: division_ring is not commutative in multiplication but semidom_divide is
2019-04-09 haftmann common type class for distributive division
2019-02-04 Manuel Eberl Formal Laurent series and overhaul of Formal power series (due to Jeremy Sylvestre)
2019-01-06 wenzelm isabelle update -u path_cartouches;
2019-01-04 wenzelm isabelle update -u control_cartouches;
2018-12-23 haftmann more rules
2018-06-29 wenzelm merged;
2018-06-28 wenzelm avoid pending shyps in global theory facts;
2018-06-28 paulson Generalising and renaming some basic results
2018-04-09 paulson Syntax for the special cases Min(A`I) and Max (A`I)
2017-11-26 wenzelm more symbols;
2017-02-27 paulson Some new lemmas thanks to Lukas Bulwahn. Also, NEWS.
2016-12-17 haftmann restructured matter on polynomials and normalized fractions
2016-10-20 haftmann more on sgn in linear ordered fields
2016-10-18 haftmann suitable logical type class for abs, sgn
2016-09-28 paulson new material connected with HOL Light measure theory, plus more rationalisation
2016-03-01 haftmann tuned bootstrap order to provide type classes in a more sensible order
2016-02-17 haftmann generalized some lemmas;
2015-12-28 wenzelm prefer symbols for "abs";
2015-12-27 wenzelm discontinued ASCII replacement syntax <->;
2015-12-07 wenzelm isabelle update_cartouches -c -t;
2015-09-23 paulson Useful facts about min/max, etc.
2015-09-01 wenzelm eliminated \<Colon>;
2015-07-18 wenzelm isabelle update_cartouches;
2015-07-08 haftmann tuned facts
2015-06-25 haftmann more theorems
2015-06-01 haftmann implicit partial divison operation in integral domains
2015-06-01 haftmann separate class for division operator, with particular syntax added in more specific classes
2015-03-31 haftmann given up separate type classes demanding `inverse 0 = 0`
2015-03-23 hoelzl fix parameter order of NO_MATCH
2015-03-10 paulson Removal of the file HOL/Number_Theory/Binomial!! And class field_char_0 now declared in Int.thy
2015-02-19 haftmann establish unique preferred fact names
2015-02-15 haftmann times_divide_eq rules are already [simp] despite of comment
2015-02-14 haftmann less warnings
2014-11-02 wenzelm modernized header uniformly as section;
2014-10-29 wenzelm modernized setup;
2014-10-24 hoelzl use NO_MATCH-simproc for distribution rules in field_simps, otherwise field_simps on '(a / (c + d)) * (e + f)' can be non-terminating
2014-10-02 haftmann moved lemmas out of Int.thy which have nothing to do with int
2014-08-16 wenzelm updated to named_theorems;
2014-07-05 haftmann prefer ac_simps collections over separate name bindings for add and mult
2014-07-04 haftmann reduced name variants for assoc and commute on plus and mult
2014-04-14 hoelzl added divide_nonneg_nonneg and co; made it a simp rule
2014-04-11 nipkow made divide_pos_pos a simp rule
2014-04-09 hoelzl add divide_simps
2014-04-09 hoelzl field_simps: better support for negation and division, and power
2014-04-09 hoelzl revert c1bbd3e22226, a14831ac3023, and 36489d77c484: divide_minus_left/right are again simp rules
2014-04-06 nipkow tuned lemmas: more general class
2014-04-06 nipkow made field_simps "more complete"
2014-04-05 paulson A single [simp] to handle the case -a/-b.
2014-04-04 paulson divide_minus_left divide_minus_right are in field_simps but are not default simprules
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