2012-11-02 hoelzl 2012-11-02 add measurability prover; add support for Borel sets
2012-10-12 wenzelm 2012-10-12 discontinued obsolete typedef (open) syntax;
2012-10-10 hoelzl 2012-10-10 add induction rule for intersection-stable sigma-sets
2012-10-10 hoelzl 2012-10-10 add measurable_compose
2012-10-10 hoelzl 2012-10-10 tuned measurable_If; moved countably_additive equalities to Measure_Space; tuned proofs
2012-04-25 hoelzl 2012-04-25 add Caratheodories theorem for semi-rings of sets
2012-04-25 hoelzl 2012-04-25 correct lemma name
2012-04-23 hoelzl 2012-04-23 reworked Probability theory
2012-02-28 wenzelm 2012-02-28 avoid undeclared variables in let bindings; tuned proofs;
2011-09-12 nipkow 2011-09-12 new fastforce replacing fastsimp - less confusing name
2011-08-26 huffman 2011-08-26 make HOL-Probability respect set/pred distinction
2011-08-09 haftmann 2011-08-09 tuned proofs
2011-05-26 hoelzl 2011-05-26 add lemma indep_distribution_eq_measure
2011-05-26 hoelzl 2011-05-26 add lemma indep_rv_finite
2011-05-26 hoelzl 2011-05-26 add lemma sigma_sets_singleton
2011-05-26 hoelzl 2011-05-26 add lemma indep_sets_collect_sigma
2011-05-17 hoelzl 2011-05-17 Collect intro-rules for sigma-algebras * * * sets_Collect shouldn't be intro rules
2011-05-17 hoelzl 2011-05-17 add measurable_Least
2011-05-17 hoelzl 2011-05-17 add restrict_sigma
2011-03-29 hoelzl 2011-03-29 proved caratheodory_empty_continuous
2011-03-22 hoelzl 2011-03-22 standardized headers
2011-03-22 hoelzl 2011-03-22 add ring_of_sets and subset_class as basis for algebra
2011-03-14 wenzelm 2011-03-14 standardized headers;
2011-03-14 hoelzl 2011-03-14 reworked Probability theory: measures are not type restricted to positive extended reals
2011-03-13 wenzelm 2011-03-13 tuned headers;
2011-02-04 hoelzl 2011-02-04 add borel_fubini_integrable; remove unused bijectivity rules for measureable functions
2011-02-02 hoelzl 2011-02-02 the measure valuation is again part of the measure_space type, instead of an explicit parameter to the locale; changed syntax for simple_function, simple_integral, positive_integral, integral and RN_deriv. introduced binder variants for simple_integral, positive_integral and integral.
2011-01-14 hoelzl 2011-01-14 tuned theorem order
2010-12-29 wenzelm 2010-12-29 explicit file specifications -- avoid secondary load path;
2010-12-08 hoelzl 2010-12-08 cleanup bijectivity btw. product spaces and pairs
2010-12-01 hoelzl 2010-12-01 Generalized simple_functionD and less_SUP_iff. Moved theorems to appropriate places.
2010-12-01 hoelzl 2010-12-01 Replace algebra_eqI by algebra.equality; Move sets_sigma_subset to Sigma_Algebra;
2010-12-01 hoelzl 2010-12-01 Support product spaces on sigma finite measures. Introduce the almost everywhere quantifier. Introduce 'morphism' theorems for most constants. Prove uniqueness of measures on cut stable generators. Prove uniqueness of the Radon-Nikodym derivative. Removed misleading suffix from borel_space and lebesgue_space. Use product spaces to introduce Fubini on the Lebesgue integral. Combine Euclidean_Lebesgue and Lebesgue_Measure. Generalize theorems about mutual information and entropy to arbitrary probability spaces. Remove simproc mult_log as it does not work with interpretations. Introduce completion of measure spaces. Change type of sigma. Introduce dynkin systems.
2010-11-22 hoelzl 2010-11-22 Replace surj by abbreviation; remove surj_on.
2010-10-06 blanchet 2010-10-06 remove needless fact
2010-09-13 nipkow 2010-09-13 renamed lemmas: ext_iff -> fun_eq_iff, set_ext_iff -> set_eq_iff, set_ext -> set_eqI
2010-09-02 hoelzl 2010-09-02 move lemmas to correct theory files
2010-08-27 hoelzl 2010-08-27 Introduced sigma algebra generated by function preimages.
2010-08-23 hoelzl 2010-08-23 Rewrite the Probability theory. Introduced pinfreal as real numbers with infinity. Use pinfreal as value for measures. Introduces Lebesgue Measure based on the integral in Multivariate Analysis. Proved Radon Nikodym for arbitrary sigma finite measure spaces.
2010-05-20 huffman 2010-05-20 speed up some proofs and fix some warnings
2009-11-09 wenzelm 2009-11-09 eliminated hard tabulators;
2009-11-09 paulson 2009-11-09 New theory Probability/Borel.thy, and some associated lemmas
2009-10-28 paulson 2009-10-28 New theory Probability, which contains a development of measure theory