50.153 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.036 * * * [progress]: [2/2] Setting up program.
0.038 * [progress]: [Phase 2 of 3] Improving.
0.039 * [simplify]: Simplifying:
  (- (* x x) (* (* y 4.0) z))
0.039 * [simplify]: Sending expressions to egg_math:
 (- (* h3 h3) (* (* h2 h1) h0))
0.043 * * [progress]: iteration 1 / 4
0.043 * * * [progress]: picking best candidate
0.054 * * * * [pick]: Picked  #<alt (λ (x y z) (- (* x x) (* (* y 4.0) z)))>
0.054 * * * [progress]: localizing error
0.065 * * * [progress]: generating rewritten candidates
0.065 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.077 * * * [progress]: generating series expansions
0.077 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.078 * [backup-simplify]: Simplify (- (* x x) (* (* y 4.0) z)) into (- (pow x 2) (* 4.0 (* z y)))
0.078 * [approximate]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in (x y z) around 0
0.078 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in z
0.078 * [taylor]: Taking taylor expansion of (pow x 2) in z
0.078 * [taylor]: Taking taylor expansion of x in z
0.078 * [backup-simplify]: Simplify x into x
0.078 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in z
0.078 * [taylor]: Taking taylor expansion of 4.0 in z
0.078 * [backup-simplify]: Simplify 4.0 into 4.0
0.078 * [taylor]: Taking taylor expansion of (* z y) in z
0.078 * [taylor]: Taking taylor expansion of z in z
0.078 * [backup-simplify]: Simplify 0 into 0
0.078 * [backup-simplify]: Simplify 1 into 1
0.078 * [taylor]: Taking taylor expansion of y in z
0.078 * [backup-simplify]: Simplify y into y
0.078 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in y
0.078 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.078 * [taylor]: Taking taylor expansion of x in y
0.078 * [backup-simplify]: Simplify x into x
0.078 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y
0.078 * [taylor]: Taking taylor expansion of 4.0 in y
0.078 * [backup-simplify]: Simplify 4.0 into 4.0
0.078 * [taylor]: Taking taylor expansion of (* z y) in y
0.078 * [taylor]: Taking taylor expansion of z in y
0.078 * [backup-simplify]: Simplify z into z
0.078 * [taylor]: Taking taylor expansion of y in y
0.078 * [backup-simplify]: Simplify 0 into 0
0.078 * [backup-simplify]: Simplify 1 into 1
0.078 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in x
0.078 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.078 * [taylor]: Taking taylor expansion of x in x
0.078 * [backup-simplify]: Simplify 0 into 0
0.078 * [backup-simplify]: Simplify 1 into 1
0.078 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x
0.078 * [taylor]: Taking taylor expansion of 4.0 in x
0.079 * [backup-simplify]: Simplify 4.0 into 4.0
0.079 * [taylor]: Taking taylor expansion of (* z y) in x
0.079 * [taylor]: Taking taylor expansion of z in x
0.079 * [backup-simplify]: Simplify z into z
0.079 * [taylor]: Taking taylor expansion of y in x
0.079 * [backup-simplify]: Simplify y into y
0.079 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in x
0.079 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.079 * [taylor]: Taking taylor expansion of x in x
0.079 * [backup-simplify]: Simplify 0 into 0
0.079 * [backup-simplify]: Simplify 1 into 1
0.079 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x
0.079 * [taylor]: Taking taylor expansion of 4.0 in x
0.079 * [backup-simplify]: Simplify 4.0 into 4.0
0.079 * [taylor]: Taking taylor expansion of (* z y) in x
0.079 * [taylor]: Taking taylor expansion of z in x
0.079 * [backup-simplify]: Simplify z into z
0.079 * [taylor]: Taking taylor expansion of y in x
0.079 * [backup-simplify]: Simplify y into y
0.079 * [backup-simplify]: Simplify (* z y) into (* z y)
0.079 * [backup-simplify]: Simplify (* 4.0 (* z y)) into (* 4.0 (* z y))
0.079 * [backup-simplify]: Simplify (- (* 4.0 (* z y))) into (- (* 4.0 (* z y)))
0.079 * [backup-simplify]: Simplify (+ 0 (- (* 4.0 (* z y)))) into (- (* 4.0 (* z y)))
0.079 * [taylor]: Taking taylor expansion of (- (* 4.0 (* z y))) in y
0.079 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y
0.079 * [taylor]: Taking taylor expansion of 4.0 in y
0.079 * [backup-simplify]: Simplify 4.0 into 4.0
0.079 * [taylor]: Taking taylor expansion of (* z y) in y
0.079 * [taylor]: Taking taylor expansion of z in y
0.080 * [backup-simplify]: Simplify z into z
0.080 * [taylor]: Taking taylor expansion of y in y
0.080 * [backup-simplify]: Simplify 0 into 0
0.080 * [backup-simplify]: Simplify 1 into 1
0.080 * [backup-simplify]: Simplify (* z 0) into 0
0.080 * [backup-simplify]: Simplify (* 4.0 0) into 0
0.081 * [backup-simplify]: Simplify (- 0) into 0
0.081 * [taylor]: Taking taylor expansion of 0 in z
0.081 * [backup-simplify]: Simplify 0 into 0
0.081 * [backup-simplify]: Simplify 0 into 0
0.081 * [backup-simplify]: Simplify (+ (* z 0) (* 0 y)) into 0
0.081 * [backup-simplify]: Simplify (+ (* 4.0 0) (* 0 (* z y))) into 0
0.082 * [backup-simplify]: Simplify (- 0) into 0
0.082 * [backup-simplify]: Simplify (+ 0 0) into 0
0.082 * [taylor]: Taking taylor expansion of 0 in y
0.082 * [backup-simplify]: Simplify 0 into 0
0.082 * [taylor]: Taking taylor expansion of 0 in z
0.082 * [backup-simplify]: Simplify 0 into 0
0.082 * [backup-simplify]: Simplify 0 into 0
0.082 * [backup-simplify]: Simplify (+ (* z 1) (* 0 0)) into z
0.083 * [backup-simplify]: Simplify (+ (* 4.0 z) (* 0 0)) into (* 4.0 z)
0.083 * [backup-simplify]: Simplify (- (* 4.0 z)) into (- (* 4.0 z))
0.083 * [taylor]: Taking taylor expansion of (- (* 4.0 z)) in z
0.083 * [taylor]: Taking taylor expansion of (* 4.0 z) in z
0.083 * [taylor]: Taking taylor expansion of 4.0 in z
0.083 * [backup-simplify]: Simplify 4.0 into 4.0
0.083 * [taylor]: Taking taylor expansion of z in z
0.083 * [backup-simplify]: Simplify 0 into 0
0.083 * [backup-simplify]: Simplify 1 into 1
0.083 * [backup-simplify]: Simplify (* 4.0 0) into 0
0.084 * [backup-simplify]: Simplify (- 0) into 0
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify (* 1 1) into 1
0.084 * [backup-simplify]: Simplify (+ (* z 0) (+ (* 0 0) (* 0 y))) into 0
0.085 * [backup-simplify]: Simplify (+ (* 4.0 0) (+ (* 0 0) (* 0 (* z y)))) into 0
0.085 * [backup-simplify]: Simplify (- 0) into 0
0.086 * [backup-simplify]: Simplify (+ 1 0) into 1
0.086 * [taylor]: Taking taylor expansion of 1 in y
0.086 * [backup-simplify]: Simplify 1 into 1
0.086 * [taylor]: Taking taylor expansion of 1 in z
0.086 * [backup-simplify]: Simplify 1 into 1
0.086 * [backup-simplify]: Simplify 1 into 1
0.086 * [taylor]: Taking taylor expansion of 0 in z
0.086 * [backup-simplify]: Simplify 0 into 0
0.086 * [backup-simplify]: Simplify 0 into 0
0.086 * [backup-simplify]: Simplify (+ (* z 0) (+ (* 0 1) (* 0 0))) into 0
0.087 * [backup-simplify]: Simplify (+ (* 4.0 0) (+ (* 0 z) (* 0 0))) into 0
0.087 * [backup-simplify]: Simplify (- 0) into 0
0.087 * [taylor]: Taking taylor expansion of 0 in z
0.087 * [backup-simplify]: Simplify 0 into 0
0.087 * [backup-simplify]: Simplify 0 into 0
0.087 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify (+ (* 4.0 1) (* 0 0)) into 4.0
0.088 * [backup-simplify]: Simplify (- 4.0) into (- 4.0)
0.088 * [backup-simplify]: Simplify (- 4.0) into (- 4.0)
0.088 * [backup-simplify]: Simplify 0 into 0
0.089 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.089 * [backup-simplify]: Simplify (+ (* z 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
0.090 * [backup-simplify]: Simplify (+ (* 4.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (* z y))))) into 0
0.090 * [backup-simplify]: Simplify (- 0) into 0
0.090 * [backup-simplify]: Simplify (+ 0 0) into 0
0.090 * [taylor]: Taking taylor expansion of 0 in y
0.090 * [backup-simplify]: Simplify 0 into 0
0.090 * [taylor]: Taking taylor expansion of 0 in z
0.090 * [backup-simplify]: Simplify 0 into 0
0.090 * [backup-simplify]: Simplify 0 into 0
0.090 * [taylor]: Taking taylor expansion of 0 in z
0.091 * [backup-simplify]: Simplify 0 into 0
0.091 * [backup-simplify]: Simplify 0 into 0
0.091 * [taylor]: Taking taylor expansion of 0 in z
0.091 * [backup-simplify]: Simplify 0 into 0
0.091 * [backup-simplify]: Simplify 0 into 0
0.091 * [backup-simplify]: Simplify (+ (* z 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
0.092 * [backup-simplify]: Simplify (+ (* 4.0 0) (+ (* 0 0) (+ (* 0 z) (* 0 0)))) into 0
0.093 * [backup-simplify]: Simplify (- 0) into 0
0.093 * [taylor]: Taking taylor expansion of 0 in z
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify (+ (* (- 4.0) (* z (* y 1))) (* 1 (pow (* 1 (* 1 x)) 2))) into (- (pow x 2) (* 4.0 (* z y)))
0.094 * [backup-simplify]: Simplify (- (* (/ 1 x) (/ 1 x)) (* (* (/ 1 y) 4.0) (/ 1 z))) into (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y))))
0.094 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in (x y z) around 0
0.094 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in z
0.094 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in z
0.094 * [taylor]: Taking taylor expansion of (pow x 2) in z
0.094 * [taylor]: Taking taylor expansion of x in z
0.094 * [backup-simplify]: Simplify x into x
0.094 * [backup-simplify]: Simplify (* x x) into (pow x 2)
0.094 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2))
0.094 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z
0.094 * [taylor]: Taking taylor expansion of 4.0 in z
0.094 * [backup-simplify]: Simplify 4.0 into 4.0
0.094 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.094 * [taylor]: Taking taylor expansion of (* z y) in z
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 * [taylor]: Taking taylor expansion of y in z
0.094 * [backup-simplify]: Simplify y into y
0.094 * [backup-simplify]: Simplify (* 0 y) into 0
0.095 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.095 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.095 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in y
0.095 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.095 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.095 * [taylor]: Taking taylor expansion of x in y
0.095 * [backup-simplify]: Simplify x into x
0.095 * [backup-simplify]: Simplify (* x x) into (pow x 2)
0.095 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2))
0.095 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.095 * [taylor]: Taking taylor expansion of 4.0 in y
0.095 * [backup-simplify]: Simplify 4.0 into 4.0
0.095 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.095 * [taylor]: Taking taylor expansion of (* z y) in y
0.095 * [taylor]: Taking taylor expansion of z in y
0.095 * [backup-simplify]: Simplify z into z
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 (* z 0) into 0
0.096 * [backup-simplify]: Simplify (+ (* z 1) (* 0 0)) into z
0.096 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
0.096 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in x
0.096 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.096 * [taylor]: Taking taylor expansion of (pow x 2) 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 * [backup-simplify]: Simplify (* 1 1) into 1
0.096 * [backup-simplify]: Simplify (/ 1 1) into 1
0.096 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.096 * [taylor]: Taking taylor expansion of 4.0 in x
0.097 * [backup-simplify]: Simplify 4.0 into 4.0
0.097 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.097 * [taylor]: Taking taylor expansion of (* z y) in x
0.097 * [taylor]: Taking taylor expansion of z in x
0.097 * [backup-simplify]: Simplify z into z
0.097 * [taylor]: Taking taylor expansion of y in x
0.097 * [backup-simplify]: Simplify y into y
0.097 * [backup-simplify]: Simplify (* z y) into (* z y)
0.097 * [backup-simplify]: Simplify (/ 1 (* z y)) into (/ 1 (* z y))
0.097 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in x
0.097 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.097 * [taylor]: Taking taylor expansion of (pow x 2) 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 * [backup-simplify]: Simplify (* 1 1) into 1
0.098 * [backup-simplify]: Simplify (/ 1 1) into 1
0.098 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.098 * [taylor]: Taking taylor expansion of 4.0 in x
0.098 * [backup-simplify]: Simplify 4.0 into 4.0
0.098 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.098 * [taylor]: Taking taylor expansion of (* z y) in x
0.098 * [taylor]: Taking taylor expansion of z in x
0.098 * [backup-simplify]: Simplify z into z
0.098 * [taylor]: Taking taylor expansion of y in x
0.098 * [backup-simplify]: Simplify y into y
0.098 * [backup-simplify]: Simplify (* z y) into (* z y)
0.098 * [backup-simplify]: Simplify (/ 1 (* z y)) into (/ 1 (* z y))
0.098 * [backup-simplify]: Simplify (+ 1 0) into 1
0.098 * [taylor]: Taking taylor expansion of 1 in y
0.098 * [backup-simplify]: Simplify 1 into 1
0.099 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.099 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.100 * [backup-simplify]: Simplify (+ 0 0) into 0
0.100 * [taylor]: Taking taylor expansion of 0 in y
0.100 * [backup-simplify]: Simplify 0 into 0
0.100 * [taylor]: Taking taylor expansion of 1 in z
0.100 * [backup-simplify]: Simplify 1 into 1
0.100 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.101 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.101 * [backup-simplify]: Simplify (* 4.0 (/ 1 (* z y))) into (/ 4.0 (* z y))
0.101 * [backup-simplify]: Simplify (- (/ 4.0 (* z y))) into (- (* 4.0 (/ 1 (* z y))))
0.101 * [backup-simplify]: Simplify (+ 0 (- (* 4.0 (/ 1 (* z y))))) into (- (* 4.0 (/ 1 (* z y))))
0.101 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y
0.101 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.101 * [taylor]: Taking taylor expansion of 4.0 in y
0.101 * [backup-simplify]: Simplify 4.0 into 4.0
0.101 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.101 * [taylor]: Taking taylor expansion of (* z y) in y
0.101 * [taylor]: Taking taylor expansion of z in y
0.101 * [backup-simplify]: Simplify z into z
0.101 * [taylor]: Taking taylor expansion of y in y
0.101 * [backup-simplify]: Simplify 0 into 0
0.101 * [backup-simplify]: Simplify 1 into 1
0.101 * [backup-simplify]: Simplify (* z 0) into 0
0.102 * [backup-simplify]: Simplify (+ (* z 1) (* 0 0)) into z
0.102 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
0.102 * [backup-simplify]: Simplify (* 4.0 (/ 1 z)) into (/ 4.0 z)
0.102 * [backup-simplify]: Simplify (- (/ 4.0 z)) into (- (* 4.0 (/ 1 z)))
0.102 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 z))) in z
0.102 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z
0.102 * [taylor]: Taking taylor expansion of 4.0 in z
0.102 * [backup-simplify]: Simplify 4.0 into 4.0
0.102 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.102 * [taylor]: Taking taylor expansion of z in z
0.102 * [backup-simplify]: Simplify 0 into 0
0.102 * [backup-simplify]: Simplify 1 into 1
0.102 * [backup-simplify]: Simplify (/ 1 1) into 1
0.103 * [backup-simplify]: Simplify (* 4.0 1) into 4.0
0.103 * [backup-simplify]: Simplify (- 4.0) into (- 4.0)
0.103 * [backup-simplify]: Simplify (- 4.0) into (- 4.0)
0.103 * [taylor]: Taking taylor expansion of 0 in z
0.103 * [backup-simplify]: Simplify 0 into 0
0.103 * [taylor]: Taking taylor expansion of 0 in z
0.103 * [backup-simplify]: Simplify 0 into 0
0.103 * [backup-simplify]: Simplify 1 into 1
0.104 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.104 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.104 * [backup-simplify]: Simplify (+ (* z 0) (* 0 y)) into 0
0.104 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* z y)) (/ 0 (* z y))))) into 0
0.105 * [backup-simplify]: Simplify (+ (* 4.0 0) (* 0 (/ 1 (* z y)))) into 0
0.105 * [backup-simplify]: Simplify (- 0) into 0
0.105 * [backup-simplify]: Simplify (+ 0 0) into 0
0.105 * [taylor]: Taking taylor expansion of 0 in y
0.105 * [backup-simplify]: Simplify 0 into 0
0.106 * [backup-simplify]: Simplify (+ (* z 0) (+ (* 0 1) (* 0 0))) into 0
0.106 * [backup-simplify]: Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0
0.106 * [backup-simplify]: Simplify (+ (* 4.0 0) (* 0 (/ 1 z))) into 0
0.106 * [backup-simplify]: Simplify (- 0) 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 z
0.106 * [backup-simplify]: Simplify 0 into 0
0.106 * [taylor]: Taking taylor expansion of 0 in z
0.106 * [backup-simplify]: Simplify 0 into 0
0.107 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.107 * [backup-simplify]: Simplify (+ (* 4.0 0) (* 0 1)) into 0
0.108 * [backup-simplify]: Simplify (- 0) into 0
0.108 * [backup-simplify]: Simplify 0 into 0
0.108 * [backup-simplify]: Simplify 0 into 0
0.108 * [backup-simplify]: Simplify 0 into 0
0.108 * [backup-simplify]: Simplify 0 into 0
0.109 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.110 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.110 * [backup-simplify]: Simplify (+ (* z 0) (+ (* 0 0) (* 0 y))) into 0
0.110 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* z y)) (/ 0 (* z y))) (* 0 (/ 0 (* z y))))) into 0
0.111 * [backup-simplify]: Simplify (+ (* 4.0 0) (+ (* 0 0) (* 0 (/ 1 (* z y))))) into 0
0.111 * [backup-simplify]: Simplify (- 0) into 0
0.111 * [backup-simplify]: Simplify (+ 0 0) into 0
0.111 * [taylor]: Taking taylor expansion of 0 in y
0.112 * [backup-simplify]: Simplify 0 into 0
0.112 * [taylor]: Taking taylor expansion of 0 in z
0.112 * [backup-simplify]: Simplify 0 into 0
0.112 * [backup-simplify]: Simplify (+ (* z 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
0.112 * [backup-simplify]: Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
0.113 * [backup-simplify]: Simplify (+ (* 4.0 0) (+ (* 0 0) (* 0 (/ 1 z)))) into 0
0.113 * [backup-simplify]: Simplify (- 0) into 0
0.113 * [taylor]: Taking taylor expansion of 0 in z
0.113 * [backup-simplify]: Simplify 0 into 0
0.113 * [taylor]: Taking taylor expansion of 0 in z
0.113 * [backup-simplify]: Simplify 0 into 0
0.113 * [taylor]: Taking taylor expansion of 0 in z
0.113 * [backup-simplify]: Simplify 0 into 0
0.113 * [backup-simplify]: Simplify 0 into 0
0.114 * [backup-simplify]: Simplify 0 into 0
0.114 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (* 1 (/ 1 (/ 1 x)))) 2)) (* (- 4.0) (* (/ 1 (/ 1 z)) (* (/ 1 (/ 1 y)) 1)))) into (- (pow x 2) (* 4.0 (* z y)))
0.115 * [backup-simplify]: Simplify (- (* (/ 1 (- x)) (/ 1 (- x))) (* (* (/ 1 (- y)) 4.0) (/ 1 (- z)))) into (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y))))
0.115 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in (x y z) around 0
0.115 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in z
0.115 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in z
0.115 * [taylor]: Taking taylor expansion of (pow x 2) in z
0.115 * [taylor]: Taking taylor expansion of x in z
0.115 * [backup-simplify]: Simplify x into x
0.115 * [backup-simplify]: Simplify (* x x) into (pow x 2)
0.115 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2))
0.115 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z
0.115 * [taylor]: Taking taylor expansion of 4.0 in z
0.115 * [backup-simplify]: Simplify 4.0 into 4.0
0.115 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.115 * [taylor]: Taking taylor expansion of (* z y) in z
0.115 * [taylor]: Taking taylor expansion of z in z
0.115 * [backup-simplify]: Simplify 0 into 0
0.115 * [backup-simplify]: Simplify 1 into 1
0.115 * [taylor]: Taking taylor expansion of y in z
0.115 * [backup-simplify]: Simplify y into y
0.115 * [backup-simplify]: Simplify (* 0 y) into 0
0.116 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.116 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.116 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in y
0.116 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.116 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.116 * [taylor]: Taking taylor expansion of x in y
0.116 * [backup-simplify]: Simplify x into x
0.116 * [backup-simplify]: Simplify (* x x) into (pow x 2)
0.116 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2))
0.116 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.116 * [taylor]: Taking taylor expansion of 4.0 in y
0.116 * [backup-simplify]: Simplify 4.0 into 4.0
0.116 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.116 * [taylor]: Taking taylor expansion of (* z y) in y
0.116 * [taylor]: Taking taylor expansion of z in y
0.116 * [backup-simplify]: Simplify z into z
0.116 * [taylor]: Taking taylor expansion of y in y
0.116 * [backup-simplify]: Simplify 0 into 0
0.116 * [backup-simplify]: Simplify 1 into 1
0.116 * [backup-simplify]: Simplify (* z 0) into 0
0.117 * [backup-simplify]: Simplify (+ (* z 1) (* 0 0)) into z
0.117 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
0.117 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in x
0.117 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.117 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.117 * [taylor]: Taking taylor expansion of x in x
0.117 * [backup-simplify]: Simplify 0 into 0
0.117 * [backup-simplify]: Simplify 1 into 1
0.117 * [backup-simplify]: Simplify (* 1 1) into 1
0.117 * [backup-simplify]: Simplify (/ 1 1) into 1
0.117 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.117 * [taylor]: Taking taylor expansion of 4.0 in x
0.118 * [backup-simplify]: Simplify 4.0 into 4.0
0.118 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.118 * [taylor]: Taking taylor expansion of (* z y) in x
0.118 * [taylor]: Taking taylor expansion of z in x
0.118 * [backup-simplify]: Simplify z into z
0.118 * [taylor]: Taking taylor expansion of y in x
0.118 * [backup-simplify]: Simplify y into y
0.118 * [backup-simplify]: Simplify (* z y) into (* z y)
0.118 * [backup-simplify]: Simplify (/ 1 (* z y)) into (/ 1 (* z y))
0.118 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in x
0.118 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.118 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.118 * [taylor]: Taking taylor expansion of x in x
0.118 * [backup-simplify]: Simplify 0 into 0
0.118 * [backup-simplify]: Simplify 1 into 1
0.118 * [backup-simplify]: Simplify (* 1 1) into 1
0.118 * [backup-simplify]: Simplify (/ 1 1) into 1
0.119 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.119 * [taylor]: Taking taylor expansion of 4.0 in x
0.119 * [backup-simplify]: Simplify 4.0 into 4.0
0.119 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.119 * [taylor]: Taking taylor expansion of (* z y) in x
0.119 * [taylor]: Taking taylor expansion of z in x
0.119 * [backup-simplify]: Simplify z into z
0.119 * [taylor]: Taking taylor expansion of y in x
0.119 * [backup-simplify]: Simplify y into y
0.119 * [backup-simplify]: Simplify (* z y) into (* z y)
0.119 * [backup-simplify]: Simplify (/ 1 (* z y)) into (/ 1 (* z y))
0.119 * [backup-simplify]: Simplify (+ 1 0) into 1
0.119 * [taylor]: Taking taylor expansion of 1 in y
0.119 * [backup-simplify]: Simplify 1 into 1
0.120 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.120 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.121 * [backup-simplify]: Simplify (+ 0 0) into 0
0.121 * [taylor]: Taking taylor expansion of 0 in y
0.121 * [backup-simplify]: Simplify 0 into 0
0.121 * [taylor]: Taking taylor expansion of 1 in z
0.121 * [backup-simplify]: Simplify 1 into 1
0.121 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.122 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.122 * [backup-simplify]: Simplify (* 4.0 (/ 1 (* z y))) into (/ 4.0 (* z y))
0.122 * [backup-simplify]: Simplify (- (/ 4.0 (* z y))) into (- (* 4.0 (/ 1 (* z y))))
0.122 * [backup-simplify]: Simplify (+ 0 (- (* 4.0 (/ 1 (* z y))))) into (- (* 4.0 (/ 1 (* z y))))
0.122 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y
0.122 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.123 * [taylor]: Taking taylor expansion of 4.0 in y
0.123 * [backup-simplify]: Simplify 4.0 into 4.0
0.123 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.123 * [taylor]: Taking taylor expansion of (* z y) in y
0.123 * [taylor]: Taking taylor expansion of z in y
0.123 * [backup-simplify]: Simplify z into z
0.123 * [taylor]: Taking taylor expansion of y in y
0.123 * [backup-simplify]: Simplify 0 into 0
0.123 * [backup-simplify]: Simplify 1 into 1
0.123 * [backup-simplify]: Simplify (* z 0) into 0
0.123 * [backup-simplify]: Simplify (+ (* z 1) (* 0 0)) into z
0.123 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
0.123 * [backup-simplify]: Simplify (* 4.0 (/ 1 z)) into (/ 4.0 z)
0.123 * [backup-simplify]: Simplify (- (/ 4.0 z)) into (- (* 4.0 (/ 1 z)))
0.123 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 z))) in z
0.123 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z
0.123 * [taylor]: Taking taylor expansion of 4.0 in z
0.123 * [backup-simplify]: Simplify 4.0 into 4.0
0.123 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.123 * [taylor]: Taking taylor expansion of z in z
0.123 * [backup-simplify]: Simplify 0 into 0
0.123 * [backup-simplify]: Simplify 1 into 1
0.124 * [backup-simplify]: Simplify (/ 1 1) into 1
0.124 * [backup-simplify]: Simplify (* 4.0 1) into 4.0
0.124 * [backup-simplify]: Simplify (- 4.0) into (- 4.0)
0.125 * [backup-simplify]: Simplify (- 4.0) into (- 4.0)
0.125 * [taylor]: Taking taylor expansion of 0 in z
0.125 * [backup-simplify]: Simplify 0 into 0
0.125 * [taylor]: Taking taylor expansion of 0 in z
0.125 * [backup-simplify]: Simplify 0 into 0
0.125 * [backup-simplify]: Simplify 1 into 1
0.126 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.126 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.126 * [backup-simplify]: Simplify (+ (* z 0) (* 0 y)) into 0
0.127 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* z y)) (/ 0 (* z y))))) into 0
0.127 * [backup-simplify]: Simplify (+ (* 4.0 0) (* 0 (/ 1 (* z y)))) into 0
0.127 * [backup-simplify]: Simplify (- 0) into 0
0.128 * [backup-simplify]: Simplify (+ 0 0) into 0
0.128 * [taylor]: Taking taylor expansion of 0 in y
0.128 * [backup-simplify]: Simplify 0 into 0
0.128 * [backup-simplify]: Simplify (+ (* z 0) (+ (* 0 1) (* 0 0))) into 0
0.128 * [backup-simplify]: Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0
0.129 * [backup-simplify]: Simplify (+ (* 4.0 0) (* 0 (/ 1 z))) into 0
0.129 * [backup-simplify]: Simplify (- 0) into 0
0.129 * [taylor]: Taking taylor expansion of 0 in z
0.129 * [backup-simplify]: Simplify 0 into 0
0.129 * [taylor]: Taking taylor expansion of 0 in z
0.129 * [backup-simplify]: Simplify 0 into 0
0.129 * [taylor]: Taking taylor expansion of 0 in z
0.129 * [backup-simplify]: Simplify 0 into 0
0.130 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.130 * [backup-simplify]: Simplify (+ (* 4.0 0) (* 0 1)) into 0
0.131 * [backup-simplify]: Simplify (- 0) into 0
0.131 * [backup-simplify]: Simplify 0 into 0
0.131 * [backup-simplify]: Simplify 0 into 0
0.131 * [backup-simplify]: Simplify 0 into 0
0.131 * [backup-simplify]: Simplify 0 into 0
0.132 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.133 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.133 * [backup-simplify]: Simplify (+ (* z 0) (+ (* 0 0) (* 0 y))) into 0
0.133 * [backup-simplify]: Simplify (- (+ (* (/ 1 (* z y)) (/ 0 (* z y))) (* 0 (/ 0 (* z y))))) into 0
0.134 * [backup-simplify]: Simplify (+ (* 4.0 0) (+ (* 0 0) (* 0 (/ 1 (* z y))))) into 0
0.134 * [backup-simplify]: Simplify (- 0) into 0
0.134 * [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 * [taylor]: Taking taylor expansion of 0 in z
0.135 * [backup-simplify]: Simplify 0 into 0
0.135 * [backup-simplify]: Simplify (+ (* z 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
0.135 * [backup-simplify]: Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
0.136 * [backup-simplify]: Simplify (+ (* 4.0 0) (+ (* 0 0) (* 0 (/ 1 z)))) into 0
0.136 * [backup-simplify]: Simplify (- 0) into 0
0.136 * [taylor]: Taking taylor expansion of 0 in z
0.136 * [backup-simplify]: Simplify 0 into 0
0.136 * [taylor]: Taking taylor expansion of 0 in z
0.136 * [backup-simplify]: Simplify 0 into 0
0.137 * [taylor]: Taking taylor expansion of 0 in z
0.137 * [backup-simplify]: Simplify 0 into 0
0.137 * [backup-simplify]: Simplify 0 into 0
0.137 * [backup-simplify]: Simplify 0 into 0
0.137 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (* 1 (/ 1 (/ 1 (- x))))) 2)) (* (- 4.0) (* (/ 1 (/ 1 (- z))) (* (/ 1 (/ 1 (- y))) 1)))) into (- (pow x 2) (* 4.0 (* z y)))
0.137 * * * [progress]: simplifying candidates
0.138 * [simplify]: Simplifying:
  (/ (exp (* x x)) (exp (* (* y 4.0) z)))
  (log (- (* x x) (* (* y 4.0) z)))
  (exp (- (* x x) (* (* y 4.0) z)))
  (* (cbrt (- (* x x) (* (* y 4.0) z))) (cbrt (- (* x x) (* (* y 4.0) z))))
  (cbrt (- (* x x) (* (* y 4.0) z)))
  (* (* (- (* x x) (* (* y 4.0) z)) (- (* x x) (* (* y 4.0) z))) (- (* x x) (* (* y 4.0) z)))
  (sqrt (- (* x x) (* (* y 4.0) z)))
  (sqrt (- (* x x) (* (* y 4.0) z)))
  (- (pow (* x x) 3) (pow (* (* y 4.0) z) 3))
  (+ (* (* x x) (* x x)) (+ (* (* (* y 4.0) z) (* (* y 4.0) z)) (* (* x x) (* (* y 4.0) z))))
  (- (* (* y 4.0) z))
  (- (* (* x x) (* x x)) (* (* (* y 4.0) z) (* (* y 4.0) z)))
  (+ (* x x) (* (* y 4.0) z))
  (- (* (* y 4.0) z))
  (- (pow x 2) (* 4.0 (* z y)))
  (- (pow x 2) (* 4.0 (* z y)))
  (- (pow x 2) (* 4.0 (* z y)))
0.138 * [simplify]: Sending expressions to egg_math:
 (/ (exp (* h3 h3)) (exp (* (* h2 h1) h0)))
 (log (- (* h3 h3) (* (* h2 h1) h0)))
 (exp (- (* h3 h3) (* (* h2 h1) h0)))
 (* (cbrt (- (* h3 h3) (* (* h2 h1) h0))) (cbrt (- (* h3 h3) (* (* h2 h1) h0))))
 (cbrt (- (* h3 h3) (* (* h2 h1) h0)))
 (* (* (- (* h3 h3) (* (* h2 h1) h0)) (- (* h3 h3) (* (* h2 h1) h0))) (- (* h3 h3) (* (* h2 h1) h0)))
 (sqrt (- (* h3 h3) (* (* h2 h1) h0)))
 (sqrt (- (* h3 h3) (* (* h2 h1) h0)))
 (- (pow (* h3 h3) 3) (pow (* (* h2 h1) h0) 3))
 (+ (* (* h3 h3) (* h3 h3)) (+ (* (* (* h2 h1) h0) (* (* h2 h1) h0)) (* (* h3 h3) (* (* h2 h1) h0))))
 (- (* (* h2 h1) h0))
 (- (* (* h3 h3) (* h3 h3)) (* (* (* h2 h1) h0) (* (* h2 h1) h0)))
 (+ (* h3 h3) (* (* h2 h1) h0))
 (- (* (* h2 h1) h0))
 (- (pow h3 2) (* h1 (* h0 h2)))
 (- (pow h3 2) (* h1 (* h0 h2)))
 (- (pow h3 2) (* h1 (* h0 h2)))
0.191 * * * [progress]: adding candidates to table
0.223 * [progress]: [Phase 3 of 3] Extracting.
0.225 * [simplify]: Simplifying:
  (- (* x x) (* (* y 4.0) z))
0.225 * [simplify]: Sending expressions to egg_math:
 (- (* h3 h3) (* (* h2 h1) h0))
1.732 * [regime-testing]: Baseline error score: 0.07267432530252374
1.735 * [regime-testing]: Oracle error score: 0.07267432530252374
1.735 * [regime-testing]: End program error score: 0.07267432530252374