top: THEORY %---------------------------------------------------------------------------- % % Additional Set Theory (sets_aux) % -------------------------------- % % Version 1.0 Powersets merged with finite_sets_aux 2/10/04 % Version 2.0 Jerry James libraries added 5/5/04 % Version 2.1 Updates for PVS 3.2; removed theories 11/3/04 % now in the prelude or finite_sets % Version 3.0 Merged in Alfons Geser's order theories 2/10/05 % Version 3.1 Added some theories from David Lester 4/12/05 % Version 3.2 Added cardinal and sets_lemmas_extra 5/11/05 % Version 3.3 Updated countable sets theories 9/15/09 % % Authors: % Bruno Dutertre <bruno@sdl.sri.com> SRI International % Jerry James <jamesj@acm.org> University of Kansas % David Lester <dlester@cs.man.ac.uk> Manchester University %---------------------------------------------------------------------------- BEGIN
%---- Bruno Dutertre theories on powersets IMPORTING
fun_below_props, % bijections with Cartesian products
power_sets, % cardinality and finiteness
set_of_functions % functions from finite set A to B
%---- Jerry James theories on infinite cardinalities IMPORTING
bits, % sets of bit numbers (used to show countability)
card_comp, % compare the cardinality of any two types
card_comp_props, % properties of the card_comp predicates
card_comp_set, % compare the cardinality of any two sets
card_comp_set_props, % properties of the card_comp_set predicates
card_comp_set_transitive, % transitivity of the card_comp_set predicates
card_comp_transitive, % transitivity of the card_comp predicates
card_finite, % card_comp vs. card(S) from finite_sets
card_power, % card[T] < card[set[T]]
card_power_set, % card(S) < card(powerset(S))
card_sets_lemmas, % relationships of set operations to cardinality
card_single, % single type properties of card_comp_set preds
card_function, % surjection/injection image properties
cardinal, % cardinality(S) for any set S
countability, % definition of (un)countable sets
countable_image, % countable image
countable_props, % properties of (un)countable sets
countable_set, % some countable sets of numbers (e.g., integers)
countable_setofsets, % operations on countable families of sets
countable_types, % countability of some prelude types
infinite_card, % card_comp implications for finiteness
infinite_image, % infinite images of a set under some function
infinite_sets, % cardinality of infinite set add and remove
sets_lemmas_extra % disjoint? is commutative
%--- David Lester theories on infinite/countable sets IMPORTING
countable_image, % image of a countable set is countable
card_function, % finite/infinite properties of functions
infinite_nat_def, % infinite IFF injective map from the naturals
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