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tel/Bigraph.v

Created November 28, 2012 22:00
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Bigraph.v
(A : O -> O -> Set) :=
{
id : forall (x : O), A x x(* ; *)
(* comp : forall x y z, A x y -> A y z -> A x z; *)
(* id_unit_lt : forall x (a : A x x), comp a (id x) = a; *)
(* id_unit_rt : forall x (a : A x x), comp (id x) a = a *)
}.
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