8.450 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.041 * * * [progress]: [2/2] Setting up program. 0.043 * [progress]: [Phase 2 of 3] Improving. 0.044 * [simplify]: Simplifying: (- (* x y) (* z t)) 0.044 * * [simplify]: Extracting # 0 : cost 0 0.044 * * [simplify]: Extracting # 1 : cost 0 0.044 * * [simplify]: Extracting # 2 : cost 0 0.044 * * [simplify]: Extracting # 3 : cost 0 0.044 * * [simplify]: Extracting # 4 : cost 0 0.044 * * [simplify]: iteration 0 : 7 enodes (cost 7 ) 0.046 * * [simplify]: Extracting # 0 : cost 0 0.046 * * [simplify]: Extracting # 1 : cost 0 0.046 * * [simplify]: Extracting # 2 : cost 0 0.046 * * [simplify]: iteration 1 : 11 enodes (cost 7 ) 0.048 * * [simplify]: Extracting # 0 : cost 0 0.048 * * [simplify]: Extracting # 1 : cost 0 0.049 * * [simplify]: Extracting # 2 : cost 0 0.049 * * [simplify]: iteration 2 : 18 enodes (cost 7 ) 0.053 * * [simplify]: Extracting # 0 : cost 0 0.053 * * [simplify]: iteration done: 18 enodes (cost 7 ) 0.053 * [simplify]: Simplified to: (- (* x y) (* z t)) 0.054 * * [progress]: iteration 1 / 4 0.054 * * * [progress]: picking best candidate 0.056 * * * * [pick]: Picked # 0.056 * * * [progress]: localizing error 0.067 * * * [progress]: generating rewritten candidates 0.067 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.082 * * * [progress]: generating series expansions 0.083 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.083 * [backup-simplify]: Simplify (- (* x y) (* z t)) into (- (* x y) (* t z)) 0.083 * [approximate]: Taking taylor expansion of (- (* x y) (* t z)) in (x y z t) around 0 0.083 * [taylor]: Taking taylor expansion of (- (* x y) (* t z)) in t 0.083 * [taylor]: Taking taylor expansion of (* x y) in t 0.083 * [taylor]: Taking taylor expansion of x in t 0.083 * [backup-simplify]: Simplify x into x 0.083 * [taylor]: Taking taylor expansion of y in t 0.083 * [backup-simplify]: Simplify y into y 0.083 * [taylor]: Taking taylor expansion of (* t z) in t 0.083 * [taylor]: Taking taylor expansion of t in t 0.083 * [backup-simplify]: Simplify 0 into 0 0.083 * [backup-simplify]: Simplify 1 into 1 0.083 * [taylor]: Taking taylor expansion of z in t 0.083 * [backup-simplify]: Simplify z into z 0.084 * [taylor]: Taking taylor expansion of (- (* x y) (* t z)) in z 0.084 * [taylor]: Taking taylor expansion of (* x y) in z 0.084 * [taylor]: Taking taylor expansion of x in z 0.084 * [backup-simplify]: Simplify x into x 0.084 * [taylor]: Taking taylor expansion of y in z 0.084 * [backup-simplify]: Simplify y into y 0.084 * [taylor]: Taking taylor expansion of (* t z) in z 0.084 * [taylor]: Taking taylor expansion of t in z 0.084 * [backup-simplify]: Simplify t into t 0.084 * [taylor]: Taking taylor expansion of z in z 0.084 * [backup-simplify]: Simplify 0 into 0 0.084 * [backup-simplify]: Simplify 1 into 1 0.084 * [taylor]: Taking taylor expansion of (- (* x y) (* t z)) in y 0.084 * [taylor]: Taking taylor expansion of (* x y) in y 0.084 * [taylor]: Taking taylor expansion of x in y 0.084 * [backup-simplify]: Simplify x into x 0.084 * [taylor]: Taking taylor expansion of y in y 0.084 * [backup-simplify]: Simplify 0 into 0 0.084 * [backup-simplify]: Simplify 1 into 1 0.084 * [taylor]: Taking taylor expansion of (* t z) in y 0.084 * [taylor]: Taking taylor expansion of t in y 0.084 * [backup-simplify]: Simplify t into t 0.084 * [taylor]: Taking taylor expansion of z in y 0.084 * [backup-simplify]: Simplify z into z 0.084 * [taylor]: Taking taylor expansion of (- (* x y) (* t z)) in x 0.084 * [taylor]: Taking taylor expansion of (* x y) in x 0.084 * [taylor]: Taking taylor expansion of x in x 0.084 * [backup-simplify]: Simplify 0 into 0 0.084 * [backup-simplify]: Simplify 1 into 1 0.084 * [taylor]: Taking taylor expansion of y in x 0.084 * [backup-simplify]: Simplify y into y 0.084 * [taylor]: Taking taylor expansion of (* t z) in x 0.085 * [taylor]: Taking taylor expansion of t in x 0.085 * [backup-simplify]: Simplify t into t 0.085 * [taylor]: Taking taylor expansion of z in x 0.085 * [backup-simplify]: Simplify z into z 0.085 * [taylor]: Taking taylor expansion of (- (* x y) (* t z)) in x 0.085 * [taylor]: Taking taylor expansion of (* x y) in x 0.085 * [taylor]: Taking taylor expansion of x in x 0.085 * [backup-simplify]: Simplify 0 into 0 0.085 * [backup-simplify]: Simplify 1 into 1 0.085 * [taylor]: Taking taylor expansion of y in x 0.085 * [backup-simplify]: Simplify y into y 0.085 * [taylor]: Taking taylor expansion of (* t z) in x 0.085 * [taylor]: Taking taylor expansion of t in x 0.085 * [backup-simplify]: Simplify t into t 0.085 * [taylor]: Taking taylor expansion of z in x 0.085 * [backup-simplify]: Simplify z into z 0.085 * [backup-simplify]: Simplify (* 0 y) into 0 0.085 * [backup-simplify]: Simplify (* t z) into (* t z) 0.085 * [backup-simplify]: Simplify (- (* t z)) into (- (* t z)) 0.086 * [backup-simplify]: Simplify (+ 0 (- (* t z))) into (- (* t z)) 0.086 * [taylor]: Taking taylor expansion of (- (* t z)) in y 0.086 * [taylor]: Taking taylor expansion of (* t z) in y 0.086 * [taylor]: Taking taylor expansion of t in y 0.086 * [backup-simplify]: Simplify t into t 0.086 * [taylor]: Taking taylor expansion of z in y 0.086 * [backup-simplify]: Simplify z into z 0.086 * [backup-simplify]: Simplify (* t z) into (* t z) 0.086 * [backup-simplify]: Simplify (- (* t z)) into (- (* t z)) 0.086 * [taylor]: Taking taylor expansion of (- (* t z)) in z 0.086 * [taylor]: Taking taylor expansion of (* t z) in z 0.086 * [taylor]: Taking taylor expansion of t in z 0.086 * [backup-simplify]: Simplify t into t 0.086 * [taylor]: Taking taylor expansion of z in z 0.086 * [backup-simplify]: Simplify 0 into 0 0.086 * [backup-simplify]: Simplify 1 into 1 0.086 * [backup-simplify]: Simplify (* t 0) into 0 0.087 * [backup-simplify]: Simplify (- 0) into 0 0.087 * [taylor]: Taking taylor expansion of 0 in t 0.087 * [backup-simplify]: Simplify 0 into 0 0.087 * [backup-simplify]: Simplify 0 into 0 0.087 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y 0.087 * [backup-simplify]: Simplify (+ (* t 0) (* 0 z)) into 0 0.088 * [backup-simplify]: Simplify (- 0) into 0 0.088 * [backup-simplify]: Simplify (+ y 0) into y 0.088 * [taylor]: Taking taylor expansion of y in y 0.088 * [backup-simplify]: Simplify 0 into 0 0.088 * [backup-simplify]: Simplify 1 into 1 0.088 * [taylor]: Taking taylor expansion of 0 in z 0.088 * [backup-simplify]: Simplify 0 into 0 0.088 * [taylor]: Taking taylor expansion of 0 in t 0.088 * [backup-simplify]: Simplify 0 into 0 0.088 * [backup-simplify]: Simplify 0 into 0 0.088 * [backup-simplify]: Simplify (+ (* t 0) (* 0 z)) into 0 0.088 * [backup-simplify]: Simplify (- 0) into 0 0.088 * [taylor]: Taking taylor expansion of 0 in z 0.088 * [backup-simplify]: Simplify 0 into 0 0.089 * [taylor]: Taking taylor expansion of 0 in t 0.089 * [backup-simplify]: Simplify 0 into 0 0.089 * [backup-simplify]: Simplify 0 into 0 0.089 * [backup-simplify]: Simplify (+ (* t 1) (* 0 0)) into t 0.089 * [backup-simplify]: Simplify (- t) into (- t) 0.089 * [taylor]: Taking taylor expansion of (- t) in t 0.089 * [taylor]: Taking taylor expansion of t in t 0.089 * [backup-simplify]: Simplify 0 into 0 0.089 * [backup-simplify]: Simplify 1 into 1 0.090 * [backup-simplify]: Simplify (- 0) into 0 0.090 * [backup-simplify]: Simplify 0 into 0 0.090 * [backup-simplify]: Simplify 0 into 0 0.090 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0 0.091 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 0) (* 0 z))) into 0 0.091 * [backup-simplify]: Simplify (- 0) into 0 0.092 * [backup-simplify]: Simplify (+ 0 0) into 0 0.092 * [taylor]: Taking taylor expansion of 0 in y 0.092 * [backup-simplify]: Simplify 0 into 0 0.092 * [taylor]: Taking taylor expansion of 0 in z 0.092 * [backup-simplify]: Simplify 0 into 0 0.092 * [taylor]: Taking taylor expansion of 0 in t 0.092 * [backup-simplify]: Simplify 0 into 0 0.092 * [backup-simplify]: Simplify 0 into 0 0.092 * [backup-simplify]: Simplify 0 into 0 0.092 * [backup-simplify]: Simplify (- (* (/ 1 x) (/ 1 y)) (* (/ 1 z) (/ 1 t))) into (- (/ 1 (* x y)) (/ 1 (* t z))) 0.092 * [approximate]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* t z))) in (x y z t) around 0 0.092 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* t z))) in t 0.092 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in t 0.092 * [taylor]: Taking taylor expansion of (* x y) in t 0.092 * [taylor]: Taking taylor expansion of x in t 0.092 * [backup-simplify]: Simplify x into x 0.092 * [taylor]: Taking taylor expansion of y in t 0.092 * [backup-simplify]: Simplify y into y 0.093 * [backup-simplify]: Simplify (* x y) into (* x y) 0.093 * [backup-simplify]: Simplify (/ 1 (* x y)) into (/ 1 (* x y)) 0.093 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in t 0.093 * [taylor]: Taking taylor expansion of (* t z) in t 0.093 * [taylor]: Taking taylor expansion of t in t 0.093 * [backup-simplify]: Simplify 0 into 0 0.093 * [backup-simplify]: Simplify 1 into 1 0.093 * [taylor]: Taking taylor expansion of z in t 0.093 * [backup-simplify]: Simplify z into z 0.093 * [backup-simplify]: Simplify (* 0 z) into 0 0.093 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 z)) into z 0.093 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z) 0.093 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* t z))) in z 0.093 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z 0.093 * [taylor]: Taking taylor expansion of (* x y) in z 0.093 * [taylor]: Taking taylor expansion of x in z 0.094 * [backup-simplify]: Simplify x into x 0.094 * [taylor]: Taking taylor expansion of y in z 0.094 * [backup-simplify]: Simplify y into y 0.094 * [backup-simplify]: Simplify (* x y) into (* x y) 0.094 * [backup-simplify]: Simplify (/ 1 (* x y)) into (/ 1 (* x y)) 0.094 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z 0.094 * [taylor]: Taking taylor expansion of (* t z) in z 0.094 * [taylor]: Taking taylor expansion of t in z 0.094 * [backup-simplify]: Simplify t into t 0.094 * [taylor]: Taking taylor expansion of z in z 0.094 * [backup-simplify]: Simplify 0 into 0 0.094 * [backup-simplify]: Simplify 1 into 1 0.094 * [backup-simplify]: Simplify (* t 0) into 0 0.094 * [backup-simplify]: Simplify (+ (* t 1) (* 0 0)) into t 0.094 * [backup-simplify]: Simplify (/ 1 t) into (/ 1 t) 0.094 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* t z))) in y 0.094 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 0.094 * [taylor]: Taking taylor expansion of (* x y) in y 0.095 * [taylor]: Taking taylor expansion of x in y 0.095 * [backup-simplify]: Simplify x into x 0.095 * [taylor]: Taking taylor expansion of y in y 0.095 * [backup-simplify]: Simplify 0 into 0 0.095 * [backup-simplify]: Simplify 1 into 1 0.095 * [backup-simplify]: Simplify (* x 0) into 0 0.095 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x 0.095 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 0.095 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in y 0.095 * [taylor]: Taking taylor expansion of (* t z) in y 0.095 * [taylor]: Taking taylor expansion of t in y 0.095 * [backup-simplify]: Simplify t into t 0.095 * [taylor]: Taking taylor expansion of z in y 0.095 * [backup-simplify]: Simplify z into z 0.095 * [backup-simplify]: Simplify (* t z) into (* t z) 0.095 * [backup-simplify]: Simplify (/ 1 (* t z)) into (/ 1 (* t z)) 0.095 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* t z))) in x 0.095 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.096 * [taylor]: Taking taylor expansion of (* x y) in x 0.096 * [taylor]: Taking taylor expansion of x in x 0.096 * [backup-simplify]: Simplify 0 into 0 0.096 * [backup-simplify]: Simplify 1 into 1 0.096 * [taylor]: Taking taylor expansion of y in x 0.096 * [backup-simplify]: Simplify y into y 0.096 * [backup-simplify]: Simplify (* 0 y) into 0 0.096 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y 0.096 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 0.096 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in x 0.096 * [taylor]: Taking taylor expansion of (* t z) in x 0.096 * [taylor]: Taking taylor expansion of t in x 0.096 * [backup-simplify]: Simplify t into t 0.096 * [taylor]: Taking taylor expansion of z in x 0.096 * [backup-simplify]: Simplify z into z 0.096 * [backup-simplify]: Simplify (* t z) into (* t z) 0.096 * [backup-simplify]: Simplify (/ 1 (* t z)) into (/ 1 (* t z)) 0.096 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* t z))) in x 0.097 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.097 * [taylor]: Taking taylor expansion of (* x y) in x 0.097 * [taylor]: Taking taylor expansion of x in x 0.097 * [backup-simplify]: Simplify 0 into 0 0.097 * [backup-simplify]: Simplify 1 into 1 0.097 * [taylor]: Taking taylor expansion of y in x 0.097 * [backup-simplify]: Simplify y into y 0.097 * [backup-simplify]: Simplify (* 0 y) into 0 0.097 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y 0.097 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 0.097 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in x 0.097 * [taylor]: Taking taylor expansion of (* t z) in x 0.097 * [taylor]: Taking taylor expansion of t in x 0.097 * [backup-simplify]: Simplify t into t 0.097 * [taylor]: Taking taylor expansion of z in x 0.097 * [backup-simplify]: Simplify z into z 0.097 * [backup-simplify]: Simplify (* t z) into (* t z) 0.097 * [backup-simplify]: Simplify (/ 1 (* t z)) into (/ 1 (* t z)) 0.098 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y) 0.098 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.098 * [taylor]: Taking taylor expansion of y in y 0.098 * [backup-simplify]: Simplify 0 into 0 0.098 * [backup-simplify]: Simplify 1 into 1 0.098 * [backup-simplify]: Simplify (/ 1 1) into 1 0.098 * [taylor]: Taking taylor expansion of 1 in z 0.098 * [backup-simplify]: Simplify 1 into 1 0.099 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0 0.099 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0 0.100 * [backup-simplify]: Simplify (- (/ 1 (* t z))) into (- (/ 1 (* t z))) 0.100 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (* t z)))) into (- (/ 1 (* t z))) 0.100 * [taylor]: Taking taylor expansion of (- (/ 1 (* t z))) in y 0.100 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in y 0.100 * [taylor]: Taking taylor expansion of (* t z) in y 0.100 * [taylor]: Taking taylor expansion of t in y 0.100 * [backup-simplify]: Simplify t into t 0.100 * [taylor]: Taking taylor expansion of z in y 0.100 * [backup-simplify]: Simplify z into z 0.100 * [backup-simplify]: Simplify (* t z) into (* t z) 0.100 * [backup-simplify]: Simplify (/ 1 (* t z)) into (/ 1 (* t z)) 0.101 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.101 * [taylor]: Taking taylor expansion of 0 in z 0.101 * [backup-simplify]: Simplify 0 into 0 0.101 * [taylor]: Taking taylor expansion of 1 in t 0.101 * [backup-simplify]: Simplify 1 into 1 0.102 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0 0.102 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0 0.102 * [backup-simplify]: Simplify (+ (* t 0) (* 0 z)) into 0 0.102 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* t z)) (/ 0 (* t z))))) into 0 0.103 * [backup-simplify]: Simplify (- 0) into 0 0.103 * [backup-simplify]: Simplify (+ 0 0) into 0 0.103 * [taylor]: Taking taylor expansion of 0 in y 0.103 * [backup-simplify]: Simplify 0 into 0 0.103 * [backup-simplify]: Simplify (- (/ 1 (* t z))) into (- (/ 1 (* t z))) 0.103 * [taylor]: Taking taylor expansion of (- (/ 1 (* t z))) in z 0.103 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z 0.103 * [taylor]: Taking taylor expansion of (* t z) in z 0.103 * [taylor]: Taking taylor expansion of t in z 0.103 * [backup-simplify]: Simplify t into t 0.103 * [taylor]: Taking taylor expansion of z in z 0.104 * [backup-simplify]: Simplify 0 into 0 0.104 * [backup-simplify]: Simplify 1 into 1 0.104 * [backup-simplify]: Simplify (* t 0) into 0 0.104 * [backup-simplify]: Simplify (+ (* t 1) (* 0 0)) into t 0.104 * [backup-simplify]: Simplify (/ 1 t) into (/ 1 t) 0.104 * [backup-simplify]: Simplify (- (/ 1 t)) into (- (/ 1 t)) 0.104 * [taylor]: Taking taylor expansion of (- (/ 1 t)) in t 0.104 * [taylor]: Taking taylor expansion of (/ 1 t) in t 0.104 * [taylor]: Taking taylor expansion of t in t 0.104 * [backup-simplify]: Simplify 0 into 0 0.104 * [backup-simplify]: Simplify 1 into 1 0.105 * [backup-simplify]: Simplify (/ 1 1) into 1 0.105 * [backup-simplify]: Simplify (- 1) into -1 0.105 * [backup-simplify]: Simplify -1 into -1 0.106 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.106 * [taylor]: Taking taylor expansion of 0 in z 0.106 * [backup-simplify]: Simplify 0 into 0 0.106 * [taylor]: Taking taylor expansion of 0 in t 0.106 * [backup-simplify]: Simplify 0 into 0 0.106 * [taylor]: Taking taylor expansion of 0 in t 0.107 * [backup-simplify]: Simplify 0 into 0 0.107 * [backup-simplify]: Simplify 1 into 1 0.108 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0 0.108 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0 0.109 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 0) (* 0 z))) into 0 0.109 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* t z)) (/ 0 (* t z))) (* 0 (/ 0 (* t z))))) into 0 0.109 * [backup-simplify]: Simplify (- 0) into 0 0.110 * [backup-simplify]: Simplify (+ 0 0) into 0 0.110 * [taylor]: Taking taylor expansion of 0 in y 0.110 * [backup-simplify]: Simplify 0 into 0 0.110 * [taylor]: Taking taylor expansion of 0 in z 0.110 * [backup-simplify]: Simplify 0 into 0 0.110 * [backup-simplify]: Simplify (+ (* t 0) (* 0 z)) into 0 0.110 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* t z)) (/ 0 (* t z))))) into 0 0.110 * [backup-simplify]: Simplify (- 0) into 0 0.110 * [taylor]: Taking taylor expansion of 0 in z 0.110 * [backup-simplify]: Simplify 0 into 0 0.111 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.111 * [taylor]: Taking taylor expansion of 0 in z 0.111 * [backup-simplify]: Simplify 0 into 0 0.112 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 1) (* 0 0))) into 0 0.112 * [backup-simplify]: Simplify (- (+ (* (/ 1 t) (/ 0 t)))) into 0 0.113 * [backup-simplify]: Simplify (- 0) into 0 0.113 * [taylor]: Taking taylor expansion of 0 in t 0.113 * [backup-simplify]: Simplify 0 into 0 0.113 * [taylor]: Taking taylor expansion of 0 in t 0.113 * [backup-simplify]: Simplify 0 into 0 0.113 * [taylor]: Taking taylor expansion of 0 in t 0.113 * [backup-simplify]: Simplify 0 into 0 0.113 * [taylor]: Taking taylor expansion of 0 in t 0.113 * [backup-simplify]: Simplify 0 into 0 0.114 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.114 * [backup-simplify]: Simplify (- 0) into 0 0.114 * [backup-simplify]: Simplify 0 into 0 0.114 * [backup-simplify]: Simplify 0 into 0 0.114 * [backup-simplify]: Simplify 0 into 0 0.114 * [backup-simplify]: Simplify 0 into 0 0.116 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))))) into 0 0.117 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0 0.118 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 0) (+ (* 0 0) (* 0 z)))) into 0 0.118 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* t z)) (/ 0 (* t z))) (* 0 (/ 0 (* t z))) (* 0 (/ 0 (* t z))))) into 0 0.118 * [backup-simplify]: Simplify (- 0) into 0 0.119 * [backup-simplify]: Simplify (+ 0 0) into 0 0.119 * [taylor]: Taking taylor expansion of 0 in y 0.119 * [backup-simplify]: Simplify 0 into 0 0.119 * [taylor]: Taking taylor expansion of 0 in z 0.119 * [backup-simplify]: Simplify 0 into 0 0.119 * [taylor]: Taking taylor expansion of 0 in z 0.119 * [backup-simplify]: Simplify 0 into 0 0.119 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 0) (* 0 z))) into 0 0.119 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* t z)) (/ 0 (* t z))) (* 0 (/ 0 (* t z))))) into 0 0.120 * [backup-simplify]: Simplify (- 0) into 0 0.120 * [taylor]: Taking taylor expansion of 0 in z 0.120 * [backup-simplify]: Simplify 0 into 0 0.121 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.121 * [taylor]: Taking taylor expansion of 0 in z 0.121 * [backup-simplify]: Simplify 0 into 0 0.121 * [taylor]: Taking taylor expansion of 0 in t 0.121 * [backup-simplify]: Simplify 0 into 0 0.121 * [taylor]: Taking taylor expansion of 0 in t 0.121 * [backup-simplify]: Simplify 0 into 0 0.121 * [taylor]: Taking taylor expansion of 0 in t 0.121 * [backup-simplify]: Simplify 0 into 0 0.122 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0 0.122 * [backup-simplify]: Simplify (- (+ (* (/ 1 t) (/ 0 t)) (* 0 (/ 0 t)))) into 0 0.122 * [backup-simplify]: Simplify (- 0) into 0 0.122 * [taylor]: Taking taylor expansion of 0 in t 0.122 * [backup-simplify]: Simplify 0 into 0 0.122 * [taylor]: Taking taylor expansion of 0 in t 0.123 * [backup-simplify]: Simplify 0 into 0 0.123 * [taylor]: Taking taylor expansion of 0 in t 0.123 * [backup-simplify]: Simplify 0 into 0 0.123 * [taylor]: Taking taylor expansion of 0 in t 0.123 * [backup-simplify]: Simplify 0 into 0 0.123 * [backup-simplify]: Simplify 0 into 0 0.123 * [backup-simplify]: Simplify 0 into 0 0.124 * [backup-simplify]: Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 y)) (/ 1 (/ 1 x)))))) (* -1 (* (/ 1 (/ 1 t)) (* (/ 1 (/ 1 z)) (* 1 1))))) into (- (* x y) (* t z)) 0.124 * [backup-simplify]: Simplify (- (* (/ 1 (- x)) (/ 1 (- y))) (* (/ 1 (- z)) (/ 1 (- t)))) into (- (/ 1 (* x y)) (/ 1 (* t z))) 0.124 * [approximate]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* t z))) in (x y z t) around 0 0.124 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* t z))) in t 0.124 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in t 0.124 * [taylor]: Taking taylor expansion of (* x y) in t 0.124 * [taylor]: Taking taylor expansion of x in t 0.124 * [backup-simplify]: Simplify x into x 0.124 * [taylor]: Taking taylor expansion of y in t 0.124 * [backup-simplify]: Simplify y into y 0.124 * [backup-simplify]: Simplify (* x y) into (* x y) 0.124 * [backup-simplify]: Simplify (/ 1 (* x y)) into (/ 1 (* x y)) 0.124 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in t 0.124 * [taylor]: Taking taylor expansion of (* t z) in t 0.124 * [taylor]: Taking taylor expansion of t in t 0.125 * [backup-simplify]: Simplify 0 into 0 0.125 * [backup-simplify]: Simplify 1 into 1 0.125 * [taylor]: Taking taylor expansion of z in t 0.125 * [backup-simplify]: Simplify z into z 0.125 * [backup-simplify]: Simplify (* 0 z) into 0 0.125 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 z)) into z 0.125 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z) 0.125 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* t z))) in z 0.125 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z 0.125 * [taylor]: Taking taylor expansion of (* x y) in z 0.125 * [taylor]: Taking taylor expansion of x in z 0.125 * [backup-simplify]: Simplify x into x 0.125 * [taylor]: Taking taylor expansion of y in z 0.125 * [backup-simplify]: Simplify y into y 0.125 * [backup-simplify]: Simplify (* x y) into (* x y) 0.125 * [backup-simplify]: Simplify (/ 1 (* x y)) into (/ 1 (* x y)) 0.125 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z 0.126 * [taylor]: Taking taylor expansion of (* t z) in z 0.126 * [taylor]: Taking taylor expansion of t in z 0.126 * [backup-simplify]: Simplify t into t 0.126 * [taylor]: Taking taylor expansion of z in z 0.126 * [backup-simplify]: Simplify 0 into 0 0.126 * [backup-simplify]: Simplify 1 into 1 0.126 * [backup-simplify]: Simplify (* t 0) into 0 0.126 * [backup-simplify]: Simplify (+ (* t 1) (* 0 0)) into t 0.126 * [backup-simplify]: Simplify (/ 1 t) into (/ 1 t) 0.126 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* t z))) in y 0.126 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 0.126 * [taylor]: Taking taylor expansion of (* x y) in y 0.126 * [taylor]: Taking taylor expansion of x in y 0.126 * [backup-simplify]: Simplify x into x 0.126 * [taylor]: Taking taylor expansion of y in y 0.126 * [backup-simplify]: Simplify 0 into 0 0.126 * [backup-simplify]: Simplify 1 into 1 0.126 * [backup-simplify]: Simplify (* x 0) into 0 0.127 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x 0.127 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 0.127 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in y 0.127 * [taylor]: Taking taylor expansion of (* t z) in y 0.127 * [taylor]: Taking taylor expansion of t in y 0.127 * [backup-simplify]: Simplify t into t 0.127 * [taylor]: Taking taylor expansion of z in y 0.127 * [backup-simplify]: Simplify z into z 0.127 * [backup-simplify]: Simplify (* t z) into (* t z) 0.127 * [backup-simplify]: Simplify (/ 1 (* t z)) into (/ 1 (* t z)) 0.127 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* t z))) in x 0.127 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.127 * [taylor]: Taking taylor expansion of (* x y) in x 0.127 * [taylor]: Taking taylor expansion of x in x 0.127 * [backup-simplify]: Simplify 0 into 0 0.127 * [backup-simplify]: Simplify 1 into 1 0.127 * [taylor]: Taking taylor expansion of y in x 0.127 * [backup-simplify]: Simplify y into y 0.127 * [backup-simplify]: Simplify (* 0 y) into 0 0.128 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y 0.128 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 0.128 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in x 0.128 * [taylor]: Taking taylor expansion of (* t z) in x 0.128 * [taylor]: Taking taylor expansion of t in x 0.128 * [backup-simplify]: Simplify t into t 0.128 * [taylor]: Taking taylor expansion of z in x 0.128 * [backup-simplify]: Simplify z into z 0.128 * [backup-simplify]: Simplify (* t z) into (* t z) 0.128 * [backup-simplify]: Simplify (/ 1 (* t z)) into (/ 1 (* t z)) 0.128 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (/ 1 (* t z))) in x 0.128 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.128 * [taylor]: Taking taylor expansion of (* x y) in x 0.128 * [taylor]: Taking taylor expansion of x in x 0.128 * [backup-simplify]: Simplify 0 into 0 0.128 * [backup-simplify]: Simplify 1 into 1 0.128 * [taylor]: Taking taylor expansion of y in x 0.128 * [backup-simplify]: Simplify y into y 0.128 * [backup-simplify]: Simplify (* 0 y) into 0 0.129 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y 0.129 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 0.129 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in x 0.129 * [taylor]: Taking taylor expansion of (* t z) in x 0.129 * [taylor]: Taking taylor expansion of t in x 0.129 * [backup-simplify]: Simplify t into t 0.129 * [taylor]: Taking taylor expansion of z in x 0.129 * [backup-simplify]: Simplify z into z 0.129 * [backup-simplify]: Simplify (* t z) into (* t z) 0.129 * [backup-simplify]: Simplify (/ 1 (* t z)) into (/ 1 (* t z)) 0.129 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y) 0.129 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.129 * [taylor]: Taking taylor expansion of y in y 0.130 * [backup-simplify]: Simplify 0 into 0 0.130 * [backup-simplify]: Simplify 1 into 1 0.130 * [backup-simplify]: Simplify (/ 1 1) into 1 0.130 * [taylor]: Taking taylor expansion of 1 in z 0.130 * [backup-simplify]: Simplify 1 into 1 0.131 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0 0.131 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0 0.131 * [backup-simplify]: Simplify (- (/ 1 (* t z))) into (- (/ 1 (* t z))) 0.132 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (* t z)))) into (- (/ 1 (* t z))) 0.132 * [taylor]: Taking taylor expansion of (- (/ 1 (* t z))) in y 0.132 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in y 0.132 * [taylor]: Taking taylor expansion of (* t z) in y 0.132 * [taylor]: Taking taylor expansion of t in y 0.132 * [backup-simplify]: Simplify t into t 0.132 * [taylor]: Taking taylor expansion of z in y 0.132 * [backup-simplify]: Simplify z into z 0.132 * [backup-simplify]: Simplify (* t z) into (* t z) 0.132 * [backup-simplify]: Simplify (/ 1 (* t z)) into (/ 1 (* t z)) 0.133 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.133 * [taylor]: Taking taylor expansion of 0 in z 0.133 * [backup-simplify]: Simplify 0 into 0 0.133 * [taylor]: Taking taylor expansion of 1 in t 0.133 * [backup-simplify]: Simplify 1 into 1 0.134 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0 0.134 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0 0.134 * [backup-simplify]: Simplify (+ (* t 0) (* 0 z)) into 0 0.134 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* t z)) (/ 0 (* t z))))) into 0 0.135 * [backup-simplify]: Simplify (- 0) into 0 0.135 * [backup-simplify]: Simplify (+ 0 0) into 0 0.135 * [taylor]: Taking taylor expansion of 0 in y 0.135 * [backup-simplify]: Simplify 0 into 0 0.135 * [backup-simplify]: Simplify (- (/ 1 (* t z))) into (- (/ 1 (* t z))) 0.135 * [taylor]: Taking taylor expansion of (- (/ 1 (* t z))) in z 0.135 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z 0.135 * [taylor]: Taking taylor expansion of (* t z) in z 0.136 * [taylor]: Taking taylor expansion of t in z 0.136 * [backup-simplify]: Simplify t into t 0.136 * [taylor]: Taking taylor expansion of z in z 0.136 * [backup-simplify]: Simplify 0 into 0 0.136 * [backup-simplify]: Simplify 1 into 1 0.136 * [backup-simplify]: Simplify (* t 0) into 0 0.136 * [backup-simplify]: Simplify (+ (* t 1) (* 0 0)) into t 0.136 * [backup-simplify]: Simplify (/ 1 t) into (/ 1 t) 0.136 * [backup-simplify]: Simplify (- (/ 1 t)) into (- (/ 1 t)) 0.136 * [taylor]: Taking taylor expansion of (- (/ 1 t)) in t 0.136 * [taylor]: Taking taylor expansion of (/ 1 t) in t 0.136 * [taylor]: Taking taylor expansion of t in t 0.136 * [backup-simplify]: Simplify 0 into 0 0.136 * [backup-simplify]: Simplify 1 into 1 0.137 * [backup-simplify]: Simplify (/ 1 1) into 1 0.137 * [backup-simplify]: Simplify (- 1) into -1 0.137 * [backup-simplify]: Simplify -1 into -1 0.138 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.138 * [taylor]: Taking taylor expansion of 0 in z 0.138 * [backup-simplify]: Simplify 0 into 0 0.138 * [taylor]: Taking taylor expansion of 0 in t 0.138 * [backup-simplify]: Simplify 0 into 0 0.138 * [taylor]: Taking taylor expansion of 0 in t 0.138 * [backup-simplify]: Simplify 0 into 0 0.138 * [backup-simplify]: Simplify 1 into 1 0.140 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0 0.140 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0 0.140 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 0) (* 0 z))) into 0 0.141 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* t z)) (/ 0 (* t z))) (* 0 (/ 0 (* t z))))) into 0 0.141 * [backup-simplify]: Simplify (- 0) into 0 0.141 * [backup-simplify]: Simplify (+ 0 0) into 0 0.141 * [taylor]: Taking taylor expansion of 0 in y 0.141 * [backup-simplify]: Simplify 0 into 0 0.141 * [taylor]: Taking taylor expansion of 0 in z 0.141 * [backup-simplify]: Simplify 0 into 0 0.142 * [backup-simplify]: Simplify (+ (* t 0) (* 0 z)) into 0 0.142 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* t z)) (/ 0 (* t z))))) into 0 0.142 * [backup-simplify]: Simplify (- 0) into 0 0.142 * [taylor]: Taking taylor expansion of 0 in z 0.142 * [backup-simplify]: Simplify 0 into 0 0.143 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.143 * [taylor]: Taking taylor expansion of 0 in z 0.143 * [backup-simplify]: Simplify 0 into 0 0.143 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 1) (* 0 0))) into 0 0.143 * [backup-simplify]: Simplify (- (+ (* (/ 1 t) (/ 0 t)))) into 0 0.143 * [backup-simplify]: Simplify (- 0) into 0 0.143 * [taylor]: Taking taylor expansion of 0 in t 0.143 * [backup-simplify]: Simplify 0 into 0 0.144 * [taylor]: Taking taylor expansion of 0 in t 0.144 * [backup-simplify]: Simplify 0 into 0 0.144 * [taylor]: Taking taylor expansion of 0 in t 0.144 * [backup-simplify]: Simplify 0 into 0 0.144 * [taylor]: Taking taylor expansion of 0 in t 0.144 * [backup-simplify]: Simplify 0 into 0 0.144 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.144 * [backup-simplify]: Simplify (- 0) into 0 0.144 * [backup-simplify]: Simplify 0 into 0 0.144 * [backup-simplify]: Simplify 0 into 0 0.144 * [backup-simplify]: Simplify 0 into 0 0.144 * [backup-simplify]: Simplify 0 into 0 0.146 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))))) into 0 0.146 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0 0.146 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 0) (+ (* 0 0) (* 0 z)))) into 0 0.147 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* t z)) (/ 0 (* t z))) (* 0 (/ 0 (* t z))) (* 0 (/ 0 (* t z))))) into 0 0.147 * [backup-simplify]: Simplify (- 0) into 0 0.147 * [backup-simplify]: Simplify (+ 0 0) into 0 0.147 * [taylor]: Taking taylor expansion of 0 in y 0.147 * [backup-simplify]: Simplify 0 into 0 0.147 * [taylor]: Taking taylor expansion of 0 in z 0.147 * [backup-simplify]: Simplify 0 into 0 0.147 * [taylor]: Taking taylor expansion of 0 in z 0.147 * [backup-simplify]: Simplify 0 into 0 0.147 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 0) (* 0 z))) into 0 0.148 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* t z)) (/ 0 (* t z))) (* 0 (/ 0 (* t z))))) into 0 0.148 * [backup-simplify]: Simplify (- 0) into 0 0.148 * [taylor]: Taking taylor expansion of 0 in z 0.148 * [backup-simplify]: Simplify 0 into 0 0.148 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.148 * [taylor]: Taking taylor expansion of 0 in z 0.148 * [backup-simplify]: Simplify 0 into 0 0.149 * [taylor]: Taking taylor expansion of 0 in t 0.149 * [backup-simplify]: Simplify 0 into 0 0.149 * [taylor]: Taking taylor expansion of 0 in t 0.149 * [backup-simplify]: Simplify 0 into 0 0.149 * [taylor]: Taking taylor expansion of 0 in t 0.149 * [backup-simplify]: Simplify 0 into 0 0.149 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0 0.149 * [backup-simplify]: Simplify (- (+ (* (/ 1 t) (/ 0 t)) (* 0 (/ 0 t)))) into 0 0.149 * [backup-simplify]: Simplify (- 0) into 0 0.149 * [taylor]: Taking taylor expansion of 0 in t 0.150 * [backup-simplify]: Simplify 0 into 0 0.150 * [taylor]: Taking taylor expansion of 0 in t 0.150 * [backup-simplify]: Simplify 0 into 0 0.150 * [taylor]: Taking taylor expansion of 0 in t 0.150 * [backup-simplify]: Simplify 0 into 0 0.150 * [taylor]: Taking taylor expansion of 0 in t 0.150 * [backup-simplify]: Simplify 0 into 0 0.150 * [backup-simplify]: Simplify 0 into 0 0.150 * [backup-simplify]: Simplify 0 into 0 0.150 * [backup-simplify]: Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 (- y))) (/ 1 (/ 1 (- x))))))) (* -1 (* (/ 1 (/ 1 (- t))) (* (/ 1 (/ 1 (- z))) (* 1 1))))) into (- (* x y) (* t z)) 0.150 * * * [progress]: simplifying candidates 0.151 * [simplify]: Simplifying: (/ (exp (* x y)) (exp (* z t))) (log (- (* x y) (* z t))) (exp (- (* x y) (* z t))) (* (cbrt (- (* x y) (* z t))) (cbrt (- (* x y) (* z t)))) (cbrt (- (* x y) (* z t))) (* (* (- (* x y) (* z t)) (- (* x y) (* z t))) (- (* x y) (* z t))) (sqrt (- (* x y) (* z t))) (sqrt (- (* x y) (* z t))) (- (pow (* x y) 3) (pow (* z t) 3)) (+ (* (* x y) (* x y)) (+ (* (* z t) (* z t)) (* (* x y) (* z t)))) (- (* z t)) (- (* (* x y) (* x y)) (* (* z t) (* z t))) (+ (* x y) (* z t)) (- (* z t)) 0 (- (* x y) (* t z)) (- (* x y) (* t z)) 0.151 * * [simplify]: Extracting # 0 : cost 0 0.151 * * [simplify]: Extracting # 1 : cost 0 0.151 * * [simplify]: Extracting # 2 : cost 0 0.151 * * [simplify]: Extracting # 3 : cost 0 0.152 * * [simplify]: Extracting # 4 : cost 0 0.152 * * [simplify]: Extracting # 5 : cost 0 0.152 * * [simplify]: iteration 0 : 32 enodes (cost 168 ) 0.168 * * [simplify]: Extracting # 0 : cost 0 0.168 * * [simplify]: Extracting # 1 : cost 0 0.168 * * [simplify]: Extracting # 2 : cost 0 0.169 * * [simplify]: Extracting # 3 : cost 0 0.169 * * [simplify]: Extracting # 4 : cost 0 0.169 * * [simplify]: iteration 1 : 92 enodes (cost 163 ) 0.201 * * [simplify]: Extracting # 0 : cost 0 0.201 * * [simplify]: Extracting # 1 : cost 0 0.202 * * [simplify]: Extracting # 2 : cost 0 0.202 * * [simplify]: Extracting # 3 : cost 0 0.203 * * [simplify]: Extracting # 4 : cost 0 0.203 * * [simplify]: Extracting # 5 : cost 0 0.204 * * [simplify]: Extracting # 6 : cost 0 0.204 * * [simplify]: iteration 2 : 273 enodes (cost 149 ) 0.392 * * [simplify]: Extracting # 0 : cost 0 0.393 * * [simplify]: Extracting # 1 : cost 0 0.394 * * [simplify]: Extracting # 2 : cost 0 0.395 * * [simplify]: Extracting # 3 : cost 0 0.396 * * [simplify]: Extracting # 4 : cost 0 0.396 * * [simplify]: iteration 3 : 789 enodes (cost 149 ) 1.075 * * [simplify]: Extracting # 0 : cost 0 1.077 * * [simplify]: Extracting # 1 : cost 0 1.079 * * [simplify]: Extracting # 2 : cost 0 1.081 * * [simplify]: Extracting # 3 : cost 0 1.083 * * [simplify]: Extracting # 4 : cost 0 1.084 * * [simplify]: Extracting # 5 : cost 0 1.086 * * [simplify]: iteration 4 : 1794 enodes (cost 149 ) 2.567 * * [simplify]: Extracting # 0 : cost 0 2.572 * * [simplify]: Extracting # 1 : cost 0 2.579 * * [simplify]: Extracting # 2 : cost 0 2.593 * * [simplify]: Extracting # 3 : cost 0 2.603 * * [simplify]: Extracting # 4 : cost 0 2.612 * * [simplify]: iteration done: 5000 enodes (cost 149 ) 2.612 * [simplify]: Simplified to: (exp (- (* x y) (* z t))) (log (- (* x y) (* z t))) (exp (- (* x y) (* z t))) (* (cbrt (- (* x y) (* z t))) (cbrt (- (* x y) (* z t)))) (cbrt (- (* x y) (* z t))) (pow (- (* x y) (* t z)) 3) (sqrt (- (* x y) (* z t))) (sqrt (- (* x y) (* z t))) (- (pow (* x y) 3) (pow (* z t) 3)) (+ (* (* x y) (* x y)) (* (* t z) (+ (* x y) (* z t)))) (- (* z t)) (- (* (* x y) (* x y)) (* (* z t) (* z t))) (+ (* x y) (* z t)) (- (* z t)) 0 (- (* x y) (* t z)) (- (* x y) (* t z)) 2.612 * * * [progress]: adding candidates to table 2.644 * * [progress]: iteration 2 / 4 2.644 * * * [progress]: picking best candidate 2.652 * * * * [pick]: Picked # 2.652 * * * [progress]: localizing error 2.678 * * * [progress]: generating rewritten candidates 2.678 * * * * [progress]: [ 1 / 4 ] rewriting at (2 2) 2.691 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 2) 2.703 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1) 2.716 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1) 2.829 * * * [progress]: generating series expansions 2.829 * * * * [progress]: [ 1 / 4 ] generating series at (2 2) 2.830 * [backup-simplify]: Simplify (cbrt (- (* x y) (* z t))) into (pow (- (* x y) (* t z)) 1/3) 2.830 * [approximate]: Taking taylor expansion of (pow (- (* x y) (* t z)) 1/3) in (x y z t) around 0 2.830 * [taylor]: Taking taylor expansion of (pow (- (* x y) (* t z)) 1/3) in t 2.830 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (- (* x y) (* t z))))) in t 2.830 * [taylor]: Taking taylor expansion of (* 1/3 (log (- (* x y) (* t z)))) in t 2.830 * [taylor]: Taking taylor expansion of 1/3 in t 2.830 * [backup-simplify]: Simplify 1/3 into 1/3 2.830 * [taylor]: Taking taylor expansion of (log (- (* x y) (* t z))) in t 2.830 * [taylor]: Taking taylor expansion of (- (* x y) (* t z)) in t 2.830 * [taylor]: Taking taylor expansion of (* x y) in t 2.830 * [taylor]: Taking taylor expansion of x in t 2.830 * [backup-simplify]: Simplify x into x 2.830 * [taylor]: Taking taylor expansion of y in t 2.830 * [backup-simplify]: Simplify y into y 2.830 * [taylor]: Taking taylor expansion of (* t z) in t 2.830 * [taylor]: Taking taylor expansion of t in t 2.830 * [backup-simplify]: Simplify 0 into 0 2.830 * [backup-simplify]: Simplify 1 into 1 2.830 * [taylor]: Taking taylor expansion of z in t 2.830 * [backup-simplify]: Simplify z into z 2.830 * [backup-simplify]: Simplify (* x y) into (* x y) 2.830 * [backup-simplify]: Simplify (* 0 z) into 0 2.831 * [backup-simplify]: Simplify (- 0) into 0 2.831 * [backup-simplify]: Simplify (+ (* x y) 0) into (* x y) 2.831 * [backup-simplify]: Simplify (log (* x y)) into (log (* x y)) 2.831 * [backup-simplify]: Simplify (* 1/3 (log (* x y))) into (* 1/3 (log (* x y))) 2.831 * [backup-simplify]: Simplify (exp (* 1/3 (log (* x y)))) into (pow (* x y) 1/3) 2.831 * [taylor]: Taking taylor expansion of (pow (- (* x y) (* t z)) 1/3) in z 2.831 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (- (* x y) (* t z))))) in z 2.831 * [taylor]: Taking taylor expansion of (* 1/3 (log (- (* x y) (* t z)))) in z 2.831 * [taylor]: Taking taylor expansion of 1/3 in z 2.832 * [backup-simplify]: Simplify 1/3 into 1/3 2.832 * [taylor]: Taking taylor expansion of (log (- (* x y) (* t z))) in z 2.832 * [taylor]: Taking taylor expansion of (- (* x y) (* t z)) in z 2.832 * [taylor]: Taking taylor expansion of (* x y) in z 2.832 * [taylor]: Taking taylor expansion of x in z 2.832 * [backup-simplify]: Simplify x into x 2.832 * [taylor]: Taking taylor expansion of y in z 2.832 * [backup-simplify]: Simplify y into y 2.832 * [taylor]: Taking taylor expansion of (* t z) in z 2.832 * [taylor]: Taking taylor expansion of t in z 2.832 * [backup-simplify]: Simplify t into t 2.832 * [taylor]: Taking taylor expansion of z in z 2.832 * [backup-simplify]: Simplify 0 into 0 2.832 * [backup-simplify]: Simplify 1 into 1 2.832 * [backup-simplify]: Simplify (* x y) into (* x y) 2.832 * [backup-simplify]: Simplify (* t 0) into 0 2.832 * [backup-simplify]: Simplify (- 0) into 0 2.832 * [backup-simplify]: Simplify (+ (* x y) 0) into (* x y) 2.833 * [backup-simplify]: Simplify (log (* x y)) into (log (* x y)) 2.833 * [backup-simplify]: Simplify (* 1/3 (log (* x y))) into (* 1/3 (log (* x y))) 2.833 * [backup-simplify]: Simplify (exp (* 1/3 (log (* x y)))) into (pow (* x y) 1/3) 2.833 * [taylor]: Taking taylor expansion of (pow (- (* x y) (* t z)) 1/3) in y 2.833 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (- (* x y) (* t z))))) in y 2.833 * [taylor]: Taking taylor expansion of (* 1/3 (log (- (* x y) (* t z)))) in y 2.833 * [taylor]: Taking taylor expansion of 1/3 in y 2.833 * [backup-simplify]: Simplify 1/3 into 1/3 2.833 * [taylor]: Taking taylor expansion of (log (- (* x y) (* t z))) in y 2.833 * [taylor]: Taking taylor expansion of (- (* x y) (* t z)) in y 2.833 * [taylor]: Taking taylor expansion of (* x y) in y 2.833 * [taylor]: Taking taylor expansion of x in y 2.833 * [backup-simplify]: Simplify x into x 2.833 * [taylor]: Taking taylor expansion of y in y 2.833 * [backup-simplify]: Simplify 0 into 0 2.833 * [backup-simplify]: Simplify 1 into 1 2.833 * [taylor]: Taking taylor expansion of (* t z) in y 2.833 * [taylor]: Taking taylor expansion of t in y 2.833 * [backup-simplify]: Simplify t into t 2.833 * [taylor]: Taking taylor expansion of z in y 2.833 * [backup-simplify]: Simplify z into z 2.833 * [backup-simplify]: Simplify (* x 0) into 0 2.833 * [backup-simplify]: Simplify (* t z) into (* t z) 2.833 * [backup-simplify]: Simplify (- (* t z)) into (- (* t z)) 2.834 * [backup-simplify]: Simplify (+ 0 (- (* t z))) into (- (* t z)) 2.834 * [backup-simplify]: Simplify (log (- (* t z))) into (log (- (* t z))) 2.834 * [backup-simplify]: Simplify (* 1/3 (log (- (* t z)))) into (* 1/3 (log (- (* t z)))) 2.834 * [backup-simplify]: Simplify (exp (* 1/3 (log (- (* t z))))) into (pow (- (* t z)) 1/3) 2.834 * [taylor]: Taking taylor expansion of (pow (- (* x y) (* t z)) 1/3) in x 2.834 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (- (* x y) (* t z))))) in x 2.834 * [taylor]: Taking taylor expansion of (* 1/3 (log (- (* x y) (* t z)))) in x 2.834 * [taylor]: Taking taylor expansion of 1/3 in x 2.834 * [backup-simplify]: Simplify 1/3 into 1/3 2.834 * [taylor]: Taking taylor expansion of (log (- (* x y) (* t z))) in x 2.834 * [taylor]: Taking taylor expansion of (- (* x y) (* t z)) in x 2.834 * [taylor]: Taking taylor expansion of (* x y) in x 2.834 * [taylor]: Taking taylor expansion of x in x 2.834 * [backup-simplify]: Simplify 0 into 0 2.834 * [backup-simplify]: Simplify 1 into 1 2.834 * [taylor]: Taking taylor expansion of y in x 2.834 * [backup-simplify]: Simplify y into y 2.834 * [taylor]: Taking taylor expansion of (* t z) in x 2.834 * [taylor]: Taking taylor expansion of t in x 2.834 * [backup-simplify]: Simplify t into t 2.834 * [taylor]: Taking taylor expansion of z in x 2.834 * [backup-simplify]: Simplify z into z 2.835 * [backup-simplify]: Simplify (* 0 y) into 0 2.835 * [backup-simplify]: Simplify (* t z) into (* t z) 2.835 * [backup-simplify]: Simplify (- (* t z)) into (- (* t z)) 2.835 * [backup-simplify]: Simplify (+ 0 (- (* t z))) into (- (* t z)) 2.835 * [backup-simplify]: Simplify (log (- (* t z))) into (log (- (* t z))) 2.835 * [backup-simplify]: Simplify (* 1/3 (log (- (* t z)))) into (* 1/3 (log (- (* t z)))) 2.835 * [backup-simplify]: Simplify (exp (* 1/3 (log (- (* t z))))) into (pow (- (* t z)) 1/3) 2.835 * [taylor]: Taking taylor expansion of (pow (- (* x y) (* t z)) 1/3) in x 2.835 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (- (* x y) (* t z))))) in x 2.835 * [taylor]: Taking taylor expansion of (* 1/3 (log (- (* x y) (* t z)))) in x 2.835 * [taylor]: Taking taylor expansion of 1/3 in x 2.835 * [backup-simplify]: Simplify 1/3 into 1/3 2.835 * [taylor]: Taking taylor expansion of (log (- (* x y) (* t z))) in x 2.835 * [taylor]: Taking taylor expansion of (- (* x y) (* t z)) in x 2.835 * [taylor]: Taking taylor expansion of (* x y) in x 2.835 * [taylor]: Taking taylor expansion of x in x 2.835 * [backup-simplify]: Simplify 0 into 0 2.836 * [backup-simplify]: Simplify 1 into 1 2.836 * [taylor]: Taking taylor expansion of y in x 2.836 * [backup-simplify]: Simplify y into y 2.836 * [taylor]: Taking taylor expansion of (* t z) in x 2.836 * [taylor]: Taking taylor expansion of t in x 2.836 * [backup-simplify]: Simplify t into t 2.836 * [taylor]: Taking taylor expansion of z in x 2.836 * [backup-simplify]: Simplify z into z 2.836 * [backup-simplify]: Simplify (* 0 y) into 0 2.836 * [backup-simplify]: Simplify (* t z) into (* t z) 2.836 * [backup-simplify]: Simplify (- (* t z)) into (- (* t z)) 2.836 * [backup-simplify]: Simplify (+ 0 (- (* t z))) into (- (* t z)) 2.836 * [backup-simplify]: Simplify (log (- (* t z))) into (log (- (* t z))) 2.836 * [backup-simplify]: Simplify (* 1/3 (log (- (* t z)))) into (* 1/3 (log (- (* t z)))) 2.836 * [backup-simplify]: Simplify (exp (* 1/3 (log (- (* t z))))) into (pow (- (* t z)) 1/3) 2.837 * [taylor]: Taking taylor expansion of (pow (- (* t z)) 1/3) in y 2.837 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (- (* t z))))) in y 2.837 * [taylor]: Taking taylor expansion of (* 1/3 (log (- (* t z)))) in y 2.837 * [taylor]: Taking taylor expansion of 1/3 in y 2.837 * [backup-simplify]: Simplify 1/3 into 1/3 2.837 * [taylor]: Taking taylor expansion of (log (- (* t z))) in y 2.837 * [taylor]: Taking taylor expansion of (- (* t z)) in y 2.837 * [taylor]: Taking taylor expansion of (* t z) in y 2.837 * [taylor]: Taking taylor expansion of t in y 2.837 * [backup-simplify]: Simplify t into t 2.837 * [taylor]: Taking taylor expansion of z in y 2.837 * [backup-simplify]: Simplify z into z 2.837 * [backup-simplify]: Simplify (* t z) into (* t z) 2.837 * [backup-simplify]: Simplify (- (* t z)) into (- (* t z)) 2.837 * [backup-simplify]: Simplify (- (* t z)) into (- (* t z)) 2.837 * [backup-simplify]: Simplify (log (- (* t z))) into (log (- (* t z))) 2.837 * [backup-simplify]: Simplify (* 1/3 (log (- (* t z)))) into (* 1/3 (log (- (* t z)))) 2.837 * [backup-simplify]: Simplify (exp (* 1/3 (log (- (* t z))))) into (pow (- (* t z)) 1/3) 2.838 * [taylor]: Taking taylor expansion of (pow (- (* t z)) 1/3) in z 2.838 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (- (* t z))))) in z 2.838 * [taylor]: Taking taylor expansion of (* 1/3 (log (- (* t z)))) in z 2.838 * [taylor]: Taking taylor expansion of 1/3 in z 2.838 * [backup-simplify]: Simplify 1/3 into 1/3 2.838 * [taylor]: Taking taylor expansion of (log (- (* t z))) in z 2.838 * [taylor]: Taking taylor expansion of (- (* t z)) in z 2.838 * [taylor]: Taking taylor expansion of (* t z) in z 2.838 * [taylor]: Taking taylor expansion of t in z 2.838 * [backup-simplify]: Simplify t into t 2.838 * [taylor]: Taking taylor expansion of z in z 2.838 * [backup-simplify]: Simplify 0 into 0 2.838 * [backup-simplify]: Simplify 1 into 1 2.838 * [backup-simplify]: Simplify (* t 0) into 0 2.838 * [backup-simplify]: Simplify (- 0) into 0 2.839 * [backup-simplify]: Simplify (+ (* t 1) (* 0 0)) into t 2.839 * [backup-simplify]: Simplify (- t) into (- t) 2.839 * [backup-simplify]: Simplify (- t) into (- t) 2.839 * [backup-simplify]: Simplify (log (- t)) into (log (- t)) 2.840 * [backup-simplify]: Simplify (+ (* (- -1) (log z)) (log (- t))) into (+ (log z) (log (- t))) 2.840 * [backup-simplify]: Simplify (* 1/3 (+ (log z) (log (- t)))) into (* 1/3 (+ (log z) (log (- t)))) 2.840 * [backup-simplify]: Simplify (exp (* 1/3 (+ (log z) (log (- t))))) into (exp (* 1/3 (+ (log z) (log (- t))))) 2.840 * [taylor]: Taking taylor expansion of (exp (* 1/3 (+ (log z) (log (- t))))) in t 2.840 * [taylor]: Taking taylor expansion of (* 1/3 (+ (log z) (log (- t)))) in t 2.841 * [taylor]: Taking taylor expansion of 1/3 in t 2.841 * [backup-simplify]: Simplify 1/3 into 1/3 2.841 * [taylor]: Taking taylor expansion of (+ (log z) (log (- t))) in t 2.841 * [taylor]: Taking taylor expansion of (log z) in t 2.841 * [taylor]: Taking taylor expansion of z in t 2.841 * [backup-simplify]: Simplify z into z 2.841 * [backup-simplify]: Simplify (log z) into (log z) 2.841 * [taylor]: Taking taylor expansion of (log (- t)) in t 2.841 * [taylor]: Taking taylor expansion of (- t) in t 2.841 * [taylor]: Taking taylor expansion of t in t 2.841 * [backup-simplify]: Simplify 0 into 0 2.841 * [backup-simplify]: Simplify 1 into 1 2.841 * [backup-simplify]: Simplify (- 0) into 0 2.842 * [backup-simplify]: Simplify (- 1) into -1 2.842 * [backup-simplify]: Simplify (- 1) into -1 2.842 * [backup-simplify]: Simplify (log -1) into (log -1) 2.843 * [backup-simplify]: Simplify (+ (* (- -1) (log t)) (log -1)) into (+ (log t) (log -1)) 2.843 * [backup-simplify]: Simplify (+ (log z) (+ (log t) (log -1))) into (+ (log z) (+ (log -1) (log t))) 2.844 * [backup-simplify]: Simplify (* 1/3 (+ (log z) (+ (log -1) (log t)))) into (* 1/3 (+ (log z) (+ (log -1) (log t)))) 2.844 * [backup-simplify]: Simplify (exp (* 1/3 (+ (log z) (+ (log -1) (log t))))) into (exp (* 1/3 (+ (log z) (+ (log -1) (log t))))) 2.844 * [backup-simplify]: Simplify (exp (* 1/3 (+ (log z) (+ (log -1) (log t))))) into (exp (* 1/3 (+ (log z) (+ (log -1) (log t))))) 2.845 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y 2.845 * [backup-simplify]: Simplify (+ (* t 0) (* 0 z)) into 0 2.845 * [backup-simplify]: Simplify (- 0) into 0 2.845 * [backup-simplify]: Simplify (+ y 0) into y 2.845 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 y) 1)) (pow (- (* t z)) 1)))) 1) into (* -1 (/ y (* t z))) 2.845 * [backup-simplify]: Simplify (+ (* 1/3 (* -1 (/ y (* t z)))) (* 0 (log (- (* t z))))) into (- (* 1/3 (/ y (* t z))))