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why3/examples/bts/fsetint.why
Jean-Christophe Filliatre 8a7974cf74 stdlib: set library revamped
2019-03-07 11:13:49 +01:00

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theory Th1
use set.FsetInt
(* proved with vampire 0.6 and eprover 1.4 *)
lemma l_false : false
end
theory Th2
use set.FsetInt
function integer : fset int
lemma mem_integer: forall x:int. mem x integer
goal foo : false
end
theory Th3
use int.Int
type set 'a
function f (set int) : int
function g (set int) : int
axiom axiom1: forall s: set int, x: int. f s <= x <= g s
goal foo : false
end