0.00/0.00 NO 0.00/0.00 formula body / witness: 0.00/0.00 Σ+[0]((0 ((->!)⁻ o ->!) 1 ∧ ¬ 0 = 1)) 0.00/0.00 0 = f(a'()) 0.00/0.00 1 = b() 0.00/0.00 Certificate: 0.00/0.00 (0 0.00/0.00 (rr2 (comp (inverse (step! (0))) (step! (0))) 0 1) 0.00/0.00 (rr2 (comp (inverse (step! (0))) (step! (0))) 0 1)) 0.00/0.00 (1 (rr2 (equality) 0 1) (rr2 (equality) 0 1)) 0.00/0.00 (2 (not 1) (not (rr2 (equality) 0 1))) 0.00/0.00 (3 0.00/0.00 (and (0 2)) 0.00/0.00 (and ((rr2 (comp (inverse (step! (0))) (step! (0))) 0 1) 0.00/0.00 (not (rr2 (equality) 0 1))))) 0.00/0.00 (4 0.00/0.00 (exists 3) 0.00/0.00 (exists (and ((rr2 (comp (inverse (step! (0))) (step! (0))) 0 1) 0.00/0.00 (not (rr2 (equality) 0 1)))))) 0.00/0.00 (5 0.00/0.00 (exists 4) 0.00/0.00 (exists (exists (and ((rr2 (comp (inverse (step! (0))) (step! (0))) 0 1) 0.00/0.00 (not (rr2 (equality) 0 1))))))) 0.00/0.00 (6 0.00/0.00 (not 5) 0.00/0.00 (not (exists (exists (and ((rr2 (comp (inverse (step! (0))) (step! (0))) 0 1) 0.00/0.00 (not (rr2 (equality) 0 1)))))))) 0.00/0.00 (7 0.00/0.00 (nnf 6) 0.00/0.00 (forall (forall (or ((not (rr2 (comp (inverse (step! (0))) (step! (0))) 0 1)) 0.00/0.00 (rr2 (equality) 0 1)))))) 0.00/0.00 (empty 7) 0.00/0.00 EOF