;; ----- Otter 3.0.4, August 1995 ----- ;; The job was started by mccune on gyro, Wed Nov 1 21:56:33 1995 ;; ;;;; -> x=x. ;;;; B+B@ =A+A@ , B*B@ =A*A@ -> . ;;;; -> (x*y)+ ((y*z)+ (z*x))= (x+y)* ((y+z)* (z+x)). ;;;; -> y+ (x* (y*z))=y. ;;;; -> ((x*y)+ (y*z))+y=y. ;;;; -> (x+x@ )*y=y. ;;;; -> y* (x+ (y+z))=y. ;;;; -> ((x+y)* (y+z))*y=y. ;;;; -> (x*x@ )+y=y. ;; ;; -----> EMPTY CLAUSE at 2.82 sec ----> 726 [hyper,2,286.1,293.1] -> . ;; ( (1 (input) ((not (= (+ (B) (@ (B))) (+ (A) (@ (A))))) (not (= (* (B) (@ (B))) (* (A) (@ (A))))))) (2 (input) ((= (+ (* v0 v1) (+ (* v1 v2) (* v2 v0))) (* (+ v0 v1) (* (+ v1 v2) (+ v2 v0)))))) (3 (input) ((= (+ v0 (* v1 (* v0 v2))) v0))) (4 (input) ((= (+ (+ (* v0 v1) (* v1 v2)) v1) v1))) (5 (input) ((= (* (+ v0 (@ v0)) v1) v1))) (6 (input) ((= (* v0 (+ v1 (+ v0 v2))) v0))) (7 (input) ((= (+ (* v0 (@ v0)) v1) v1))) (8 (instantiate 7 ((v1 . (@ (* v0 (@ v0)))))) ((= (+ (* v0 (@ v0)) (@ (* v0 (@ v0)))) (@ (* v0 (@ v0)))))) (9 (instantiate 5 ((v0 . 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