Theory Stream_Input4

theory Stream_Input4
imports Stream_More_Corec_Upto3 FSet
theory Stream_Input4
imports Stream_More_Corec_Upto3 "~~/src/HOL/Library/FSet"
begin

type_synonym 'a K4 = "'a fset"
composition_bnf (open) K4: "'a K4"

abbreviation (input) "K4_map ≡ fimage"
abbreviation (input) "K4_rel ≡ rel_fset"
abbreviation (input) "K4_set ≡ fset"
abbreviation "bd_K4 ≡ natLeq"
type_synonym bd_type_K4 = nat

end