(*
Title: Code_Set.thy
Author: Jose Divasón <jose.divasonm at unirioja.es>
Author: Jesús Aransay <jesus-maria.aransay at unirioja.es>
*)
section "Code set"
theory Code_Set
imports
"HOL-Library.Code_Cardinality"
begin
lemma [code]:
‹UNIV = set Enum.enum›
by (fact UNIV_enum)
lemma [code_unfold]:
‹- (Collect P) = Set.filter (Not ∘ P) UNIV›
by auto
end
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