cvc5-cvc5-1.2.0.test.regress.cli.regress0.arith.ackermann.real.smt2 Maven / Gradle / Ivy
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; COMMAND-LINE: --ackermann
; EXPECT: unsat
(set-logic QF_UFNRA)
(declare-fun a () Real)
(declare-fun b () Real)
(declare-fun f (Real) Real)
(declare-fun g (Real) Real)
(assert (= (f (g (f (f a)))) (f (g (f a)))))
(assert (= (f a) b))
(assert (= (f b) a))
(assert (not (= a b)))
(assert (= (g a) (f a)))
(assert (= (g b) (f b)))
(check-sat)
(exit)