1.983 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.023 * * * [progress]: [2/2] Setting up program.
0.025 * [progress]: [Phase 2 of 3] Improving.
0.025 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* x x) (* (* y 4.0) z))
0.028 * * [simplify]: iteration  0 :  15  enodes  (cost  4 )
0.029 * * [simplify]: iteration  1 :  33  enodes  (cost  4 )
0.031 * * [simplify]: iteration  2 :  64  enodes  (cost  4 )
0.032 * * [simplify]: iteration  3 :  79  enodes  (cost  4 )
0.034 * * [simplify]: iteration  4 :  79  enodes  (cost  4 )
0.034 * [simplify]: Simplified to:
   (- (* x x) (* (* y 4.0) z))
0.034 * * [progress]: iteration 1 / 4
0.034 * * * [progress]: picking best candidate
0.036 * * * * [pick]: Picked  #<alt (λ (x y z) (- (* x x) (* (* y 4.0) z)))>
0.036 * * * [progress]: localizing error
0.042 * * * [progress]: generating rewritten candidates
0.042 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
0.049 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.053 * * * [progress]: generating series expansions
0.053 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
0.053 * [approximate]: Taking taylor expansion of (* 4.0 (* z y)) in (y z) around 0
0.053 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in z
0.053 * [taylor]: Taking taylor expansion of 4.0 in z
0.053 * [taylor]: Taking taylor expansion of (* z y) in z
0.053 * [taylor]: Taking taylor expansion of z in z
0.053 * [taylor]: Taking taylor expansion of y in z
0.053 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y
0.053 * [taylor]: Taking taylor expansion of 4.0 in y
0.053 * [taylor]: Taking taylor expansion of (* z y) in y
0.053 * [taylor]: Taking taylor expansion of z in y
0.053 * [taylor]: Taking taylor expansion of y in y
0.053 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y
0.053 * [taylor]: Taking taylor expansion of 4.0 in y
0.053 * [taylor]: Taking taylor expansion of (* z y) in y
0.053 * [taylor]: Taking taylor expansion of z in y
0.053 * [taylor]: Taking taylor expansion of y in y
0.054 * [taylor]: Taking taylor expansion of 0 in z
0.054 * [taylor]: Taking taylor expansion of (* 4.0 z) in z
0.054 * [taylor]: Taking taylor expansion of 4.0 in z
0.054 * [taylor]: Taking taylor expansion of z in z
0.056 * [taylor]: Taking taylor expansion of 0 in z
0.058 * [taylor]: Taking taylor expansion of 0 in z
0.060 * [taylor]: Taking taylor expansion of 0 in z
0.060 * [approximate]: Taking taylor expansion of (/ 4.0 (* z y)) in (y z) around 0
0.060 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in z
0.060 * [taylor]: Taking taylor expansion of 4.0 in z
0.060 * [taylor]: Taking taylor expansion of (* z y) in z
0.060 * [taylor]: Taking taylor expansion of z in z
0.060 * [taylor]: Taking taylor expansion of y in z
0.060 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in y
0.060 * [taylor]: Taking taylor expansion of 4.0 in y
0.060 * [taylor]: Taking taylor expansion of (* z y) in y
0.060 * [taylor]: Taking taylor expansion of z in y
0.060 * [taylor]: Taking taylor expansion of y in y
0.061 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in y
0.061 * [taylor]: Taking taylor expansion of 4.0 in y
0.061 * [taylor]: Taking taylor expansion of (* z y) in y
0.061 * [taylor]: Taking taylor expansion of z in y
0.061 * [taylor]: Taking taylor expansion of y in y
0.061 * [taylor]: Taking taylor expansion of (/ 4.0 z) in z
0.061 * [taylor]: Taking taylor expansion of 4.0 in z
0.061 * [taylor]: Taking taylor expansion of z in z
0.062 * [taylor]: Taking taylor expansion of 0 in z
0.063 * [taylor]: Taking taylor expansion of 0 in z
0.065 * [taylor]: Taking taylor expansion of 0 in z
0.066 * [approximate]: Taking taylor expansion of (/ 4.0 (* z y)) in (y z) around 0
0.066 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in z
0.066 * [taylor]: Taking taylor expansion of 4.0 in z
0.066 * [taylor]: Taking taylor expansion of (* z y) in z
0.066 * [taylor]: Taking taylor expansion of z in z
0.066 * [taylor]: Taking taylor expansion of y in z
0.066 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in y
0.066 * [taylor]: Taking taylor expansion of 4.0 in y
0.066 * [taylor]: Taking taylor expansion of (* z y) in y
0.066 * [taylor]: Taking taylor expansion of z in y
0.066 * [taylor]: Taking taylor expansion of y in y
0.066 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in y
0.066 * [taylor]: Taking taylor expansion of 4.0 in y
0.066 * [taylor]: Taking taylor expansion of (* z y) in y
0.066 * [taylor]: Taking taylor expansion of z in y
0.066 * [taylor]: Taking taylor expansion of y in y
0.067 * [taylor]: Taking taylor expansion of (/ 4.0 z) in z
0.067 * [taylor]: Taking taylor expansion of 4.0 in z
0.067 * [taylor]: Taking taylor expansion of z in z
0.068 * [taylor]: Taking taylor expansion of 0 in z
0.069 * [taylor]: Taking taylor expansion of 0 in z
0.070 * [taylor]: Taking taylor expansion of 0 in z
0.071 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.071 * [approximate]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in (x y z) around 0
0.071 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in z
0.071 * [taylor]: Taking taylor expansion of (pow x 2) in z
0.071 * [taylor]: Taking taylor expansion of x in z
0.071 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in z
0.071 * [taylor]: Taking taylor expansion of 4.0 in z
0.071 * [taylor]: Taking taylor expansion of (* z y) in z
0.071 * [taylor]: Taking taylor expansion of z in z
0.071 * [taylor]: Taking taylor expansion of y in z
0.071 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in y
0.071 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.071 * [taylor]: Taking taylor expansion of x in y
0.071 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y
0.071 * [taylor]: Taking taylor expansion of 4.0 in y
0.071 * [taylor]: Taking taylor expansion of (* z y) in y
0.071 * [taylor]: Taking taylor expansion of z in y
0.071 * [taylor]: Taking taylor expansion of y in y
0.071 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in x
0.071 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.071 * [taylor]: Taking taylor expansion of x in x
0.071 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x
0.071 * [taylor]: Taking taylor expansion of 4.0 in x
0.071 * [taylor]: Taking taylor expansion of (* z y) in x
0.071 * [taylor]: Taking taylor expansion of z in x
0.071 * [taylor]: Taking taylor expansion of y in x
0.071 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in x
0.071 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.071 * [taylor]: Taking taylor expansion of x in x
0.071 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x
0.071 * [taylor]: Taking taylor expansion of 4.0 in x
0.071 * [taylor]: Taking taylor expansion of (* z y) in x
0.071 * [taylor]: Taking taylor expansion of z in x
0.071 * [taylor]: Taking taylor expansion of y in x
0.072 * [taylor]: Taking taylor expansion of (- (* 4.0 (* z y))) in y
0.072 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y
0.072 * [taylor]: Taking taylor expansion of 4.0 in y
0.072 * [taylor]: Taking taylor expansion of (* z y) in y
0.072 * [taylor]: Taking taylor expansion of z in y
0.072 * [taylor]: Taking taylor expansion of y in y
0.072 * [taylor]: Taking taylor expansion of 0 in z
0.073 * [taylor]: Taking taylor expansion of 0 in y
0.073 * [taylor]: Taking taylor expansion of 0 in z
0.074 * [taylor]: Taking taylor expansion of (- (* 4.0 z)) in z
0.074 * [taylor]: Taking taylor expansion of (* 4.0 z) in z
0.074 * [taylor]: Taking taylor expansion of 4.0 in z
0.074 * [taylor]: Taking taylor expansion of z in z
0.076 * [taylor]: Taking taylor expansion of 1 in y
0.076 * [taylor]: Taking taylor expansion of 1 in z
0.076 * [taylor]: Taking taylor expansion of 0 in z
0.077 * [taylor]: Taking taylor expansion of 0 in z
0.081 * [taylor]: Taking taylor expansion of 0 in y
0.081 * [taylor]: Taking taylor expansion of 0 in z
0.081 * [taylor]: Taking taylor expansion of 0 in z
0.081 * [taylor]: Taking taylor expansion of 0 in z
0.082 * [taylor]: Taking taylor expansion of 0 in z
0.083 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in (x y z) around 0
0.083 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in z
0.083 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in z
0.083 * [taylor]: Taking taylor expansion of (pow x 2) in z
0.083 * [taylor]: Taking taylor expansion of x in z
0.083 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z
0.083 * [taylor]: Taking taylor expansion of 4.0 in z
0.083 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.083 * [taylor]: Taking taylor expansion of (* z y) in z
0.083 * [taylor]: Taking taylor expansion of z in z
0.083 * [taylor]: Taking taylor expansion of y in z
0.083 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in y
0.084 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.084 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.084 * [taylor]: Taking taylor expansion of x in y
0.084 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.084 * [taylor]: Taking taylor expansion of 4.0 in y
0.084 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.084 * [taylor]: Taking taylor expansion of (* z y) in y
0.084 * [taylor]: Taking taylor expansion of z in y
0.084 * [taylor]: Taking taylor expansion of y in y
0.084 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in x
0.084 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.084 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.084 * [taylor]: Taking taylor expansion of x in x
0.085 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.085 * [taylor]: Taking taylor expansion of 4.0 in x
0.085 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.085 * [taylor]: Taking taylor expansion of (* z y) in x
0.085 * [taylor]: Taking taylor expansion of z in x
0.085 * [taylor]: Taking taylor expansion of y in x
0.085 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in x
0.085 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.085 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.085 * [taylor]: Taking taylor expansion of x in x
0.085 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.085 * [taylor]: Taking taylor expansion of 4.0 in x
0.085 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.085 * [taylor]: Taking taylor expansion of (* z y) in x
0.085 * [taylor]: Taking taylor expansion of z in x
0.085 * [taylor]: Taking taylor expansion of y in x
0.086 * [taylor]: Taking taylor expansion of 1 in y
0.087 * [taylor]: Taking taylor expansion of 0 in y
0.087 * [taylor]: Taking taylor expansion of 1 in z
0.088 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y
0.088 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.088 * [taylor]: Taking taylor expansion of 4.0 in y
0.088 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.088 * [taylor]: Taking taylor expansion of (* z y) in y
0.088 * [taylor]: Taking taylor expansion of z in y
0.088 * [taylor]: Taking taylor expansion of y in y
0.088 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 z))) in z
0.089 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z
0.089 * [taylor]: Taking taylor expansion of 4.0 in z
0.089 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.089 * [taylor]: Taking taylor expansion of z in z
0.090 * [taylor]: Taking taylor expansion of 0 in z
0.090 * [taylor]: Taking taylor expansion of 0 in z
0.092 * [taylor]: Taking taylor expansion of 0 in y
0.093 * [taylor]: Taking taylor expansion of 0 in z
0.093 * [taylor]: Taking taylor expansion of 0 in z
0.093 * [taylor]: Taking taylor expansion of 0 in z
0.096 * [taylor]: Taking taylor expansion of 0 in y
0.096 * [taylor]: Taking taylor expansion of 0 in z
0.098 * [taylor]: Taking taylor expansion of 0 in z
0.098 * [taylor]: Taking taylor expansion of 0 in z
0.098 * [taylor]: Taking taylor expansion of 0 in z
0.098 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in (x y z) around 0
0.098 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in z
0.098 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in z
0.098 * [taylor]: Taking taylor expansion of (pow x 2) in z
0.098 * [taylor]: Taking taylor expansion of x in z
0.099 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z
0.099 * [taylor]: Taking taylor expansion of 4.0 in z
0.099 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.099 * [taylor]: Taking taylor expansion of (* z y) in z
0.099 * [taylor]: Taking taylor expansion of z in z
0.099 * [taylor]: Taking taylor expansion of y in z
0.099 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in y
0.099 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.099 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.099 * [taylor]: Taking taylor expansion of x in y
0.099 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.099 * [taylor]: Taking taylor expansion of 4.0 in y
0.099 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.099 * [taylor]: Taking taylor expansion of (* z y) in y
0.099 * [taylor]: Taking taylor expansion of z in y
0.099 * [taylor]: Taking taylor expansion of y in y
0.100 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in x
0.100 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.100 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.100 * [taylor]: Taking taylor expansion of x in x
0.100 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.100 * [taylor]: Taking taylor expansion of 4.0 in x
0.100 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.100 * [taylor]: Taking taylor expansion of (* z y) in x
0.100 * [taylor]: Taking taylor expansion of z in x
0.100 * [taylor]: Taking taylor expansion of y in x
0.100 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in x
0.100 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.100 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.100 * [taylor]: Taking taylor expansion of x in x
0.101 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.101 * [taylor]: Taking taylor expansion of 4.0 in x
0.101 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.101 * [taylor]: Taking taylor expansion of (* z y) in x
0.101 * [taylor]: Taking taylor expansion of z in x
0.101 * [taylor]: Taking taylor expansion of y in x
0.101 * [taylor]: Taking taylor expansion of 1 in y
0.102 * [taylor]: Taking taylor expansion of 0 in y
0.102 * [taylor]: Taking taylor expansion of 1 in z
0.103 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y
0.104 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.104 * [taylor]: Taking taylor expansion of 4.0 in y
0.104 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.104 * [taylor]: Taking taylor expansion of (* z y) in y
0.104 * [taylor]: Taking taylor expansion of z in y
0.104 * [taylor]: Taking taylor expansion of y in y
0.104 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 z))) in z
0.104 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z
0.104 * [taylor]: Taking taylor expansion of 4.0 in z
0.104 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.104 * [taylor]: Taking taylor expansion of z in z
0.105 * [taylor]: Taking taylor expansion of 0 in z
0.105 * [taylor]: Taking taylor expansion of 0 in z
0.107 * [taylor]: Taking taylor expansion of 0 in y
0.108 * [taylor]: Taking taylor expansion of 0 in z
0.108 * [taylor]: Taking taylor expansion of 0 in z
0.108 * [taylor]: Taking taylor expansion of 0 in z
0.112 * [taylor]: Taking taylor expansion of 0 in y
0.112 * [taylor]: Taking taylor expansion of 0 in z
0.116 * [taylor]: Taking taylor expansion of 0 in z
0.116 * [taylor]: Taking taylor expansion of 0 in z
0.116 * [taylor]: Taking taylor expansion of 0 in z
0.117 * * * [progress]: simplifying candidates
0.117 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (* (* y 4.0) z))
  (log1p (* (* y 4.0) z))
  (* (* y 4.0) z)
  (* (* y 4.0) z)
  (+ (+ (log y) (log 4.0)) (log z))
  (+ (log (* y 4.0)) (log z))
  (log (* (* y 4.0) z))
  (exp (* (* y 4.0) z))
  (* (* (* (* y y) y) (* (* 4.0 4.0) 4.0)) (* (* z z) z))
  (* (* (* (* y 4.0) (* y 4.0)) (* y 4.0)) (* (* z z) z))
  (* (cbrt (* (* y 4.0) z)) (cbrt (* (* y 4.0) z)))
  (cbrt (* (* y 4.0) z))
  (* (* (* (* y 4.0) z) (* (* y 4.0) z)) (* (* y 4.0) z))
  (sqrt (* (* y 4.0) z))
  (sqrt (* (* y 4.0) z))
  (* (* y 4.0) (* (cbrt z) (cbrt z)))
  (* (* y 4.0) (sqrt z))
  (* (* y 4.0) 1)
  (* 4.0 z)
  (fma x x (- (* z (* y 4.0))))
  (fma (- z) (* y 4.0) (* z (* y 4.0)))
  (expm1 (- (* x x) (* (* y 4.0) z)))
  (log1p (- (* x x) (* (* y 4.0) z)))
  (- (* (* y 4.0) z))
  (/ (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))
  (* 4.0 (* z y))
  (* 4.0 (* z y))
  (* 4.0 (* z y))
  (- (pow x 2) (* 4.0 (* z y)))
  (- (pow x 2) (* 4.0 (* z y)))
  (- (pow x 2) (* 4.0 (* z y)))
0.121 * * [simplify]: iteration  0 :  189  enodes  (cost  196 )
0.126 * * [simplify]: iteration  1 :  921  enodes  (cost  174 )
0.152 * * [simplify]: iteration  2 :  5002  enodes  (cost  171 )
0.154 * [simplify]: Simplified to:
   (expm1 (* (* y 4.0) z))
  (log1p (* (* y 4.0) z))
  (* (* y 4.0) z)
  (* (* y 4.0) z)
  (log (* (* y 4.0) z))
  (log (* (* y 4.0) z))
  (log (* (* y 4.0) z))
  (exp (* (* y 4.0) z))
  (pow (* (* y 4.0) z) 3)
  (pow (* (* y 4.0) z) 3)
  (* (cbrt (* (* y 4.0) z)) (cbrt (* (* y 4.0) z)))
  (cbrt (* (* y 4.0) z))
  (pow (* (* y 4.0) z) 3)
  (sqrt (* (* y 4.0) z))
  (sqrt (* (* y 4.0) z))
  (* (* y 4.0) (* (cbrt z) (cbrt z)))
  (* (* y 4.0) (sqrt z))
  (* y 4.0)
  (* 4.0 z)
  (- (* x x) (* (* y 4.0) z))
  (* (* y 4.0) (+ (- z) z))
  (expm1 (- (* x x) (* (* y 4.0) z)))
  (log1p (- (* x x) (* (* y 4.0) z)))
  (- (* (* y 4.0) z))
  (exp (- (* x x) (* (* 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)))
  (pow (- (* x x) (* (* y 4.0) z)) 3)
  (sqrt (- (* x x) (* (* y 4.0) z)))
  (sqrt (- (* x x) (* (* y 4.0) z)))
  (- (pow (* x x) 3) (pow (* (* y 4.0) z) 3))
  (fma (* z y) (* 4.0 (fma x x (* (* y 4.0) z))) (pow x 4))
  (- (* (* y 4.0) z))
  (fma (- (* (* y 4.0) (* y 4.0))) (* z z) (pow x 4))
  (fma x x (* (* y 4.0) z))
  (- (* (* y 4.0) z))
  (* (* y 4.0) z)
  (* (* y 4.0) z)
  (* (* y 4.0) z)
  (- (* x x) (* (* y 4.0) z))
  (- (* x x) (* (* y 4.0) z))
  (- (* x x) (* (* y 4.0) z))
0.154 * * * [progress]: adding candidates to table
0.232 * * [progress]: iteration 2 / 4
0.232 * * * [progress]: picking best candidate
0.235 * * * * [pick]: Picked  #<alt (λ (x y z) (- (* x x) (* y (* 4.0 z))))>
0.235 * * * [progress]: localizing error
0.242 * * * [progress]: generating rewritten candidates
0.242 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.245 * * * [progress]: generating series expansions
0.245 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.246 * [approximate]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in (x y z) around 0
0.246 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in z
0.246 * [taylor]: Taking taylor expansion of (pow x 2) in z
0.246 * [taylor]: Taking taylor expansion of x in z
0.246 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in z
0.246 * [taylor]: Taking taylor expansion of 4.0 in z
0.246 * [taylor]: Taking taylor expansion of (* z y) in z
0.246 * [taylor]: Taking taylor expansion of z in z
0.246 * [taylor]: Taking taylor expansion of y in z
0.246 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in y
0.246 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.246 * [taylor]: Taking taylor expansion of x in y
0.246 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y
0.246 * [taylor]: Taking taylor expansion of 4.0 in y
0.246 * [taylor]: Taking taylor expansion of (* z y) in y
0.246 * [taylor]: Taking taylor expansion of z in y
0.246 * [taylor]: Taking taylor expansion of y in y
0.246 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in x
0.246 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.246 * [taylor]: Taking taylor expansion of x in x
0.246 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x
0.246 * [taylor]: Taking taylor expansion of 4.0 in x
0.246 * [taylor]: Taking taylor expansion of (* z y) in x
0.246 * [taylor]: Taking taylor expansion of z in x
0.246 * [taylor]: Taking taylor expansion of y in x
0.246 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in x
0.246 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.246 * [taylor]: Taking taylor expansion of x in x
0.246 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x
0.246 * [taylor]: Taking taylor expansion of 4.0 in x
0.246 * [taylor]: Taking taylor expansion of (* z y) in x
0.246 * [taylor]: Taking taylor expansion of z in x
0.246 * [taylor]: Taking taylor expansion of y in x
0.246 * [taylor]: Taking taylor expansion of (- (* 4.0 (* z y))) in y
0.246 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y
0.246 * [taylor]: Taking taylor expansion of 4.0 in y
0.246 * [taylor]: Taking taylor expansion of (* z y) in y
0.246 * [taylor]: Taking taylor expansion of z in y
0.246 * [taylor]: Taking taylor expansion of y in y
0.247 * [taylor]: Taking taylor expansion of 0 in z
0.248 * [taylor]: Taking taylor expansion of 0 in y
0.248 * [taylor]: Taking taylor expansion of 0 in z
0.249 * [taylor]: Taking taylor expansion of (- (* 4.0 z)) in z
0.249 * [taylor]: Taking taylor expansion of (* 4.0 z) in z
0.249 * [taylor]: Taking taylor expansion of 4.0 in z
0.249 * [taylor]: Taking taylor expansion of z in z
0.251 * [taylor]: Taking taylor expansion of 1 in y
0.251 * [taylor]: Taking taylor expansion of 1 in z
0.251 * [taylor]: Taking taylor expansion of 0 in z
0.252 * [taylor]: Taking taylor expansion of 0 in z
0.256 * [taylor]: Taking taylor expansion of 0 in y
0.256 * [taylor]: Taking taylor expansion of 0 in z
0.256 * [taylor]: Taking taylor expansion of 0 in z
0.256 * [taylor]: Taking taylor expansion of 0 in z
0.257 * [taylor]: Taking taylor expansion of 0 in z
0.258 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in (x y z) around 0
0.258 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in z
0.258 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in z
0.258 * [taylor]: Taking taylor expansion of (pow x 2) in z
0.258 * [taylor]: Taking taylor expansion of x in z
0.258 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z
0.258 * [taylor]: Taking taylor expansion of 4.0 in z
0.258 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.258 * [taylor]: Taking taylor expansion of (* z y) in z
0.258 * [taylor]: Taking taylor expansion of z in z
0.258 * [taylor]: Taking taylor expansion of y in z
0.258 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in y
0.258 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.258 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.259 * [taylor]: Taking taylor expansion of x in y
0.259 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.259 * [taylor]: Taking taylor expansion of 4.0 in y
0.259 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.259 * [taylor]: Taking taylor expansion of (* z y) in y
0.259 * [taylor]: Taking taylor expansion of z in y
0.259 * [taylor]: Taking taylor expansion of y in y
0.259 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in x
0.259 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.259 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.259 * [taylor]: Taking taylor expansion of x in x
0.260 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.260 * [taylor]: Taking taylor expansion of 4.0 in x
0.260 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.260 * [taylor]: Taking taylor expansion of (* z y) in x
0.260 * [taylor]: Taking taylor expansion of z in x
0.260 * [taylor]: Taking taylor expansion of y in x
0.260 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in x
0.260 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.260 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.260 * [taylor]: Taking taylor expansion of x in x
0.260 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.260 * [taylor]: Taking taylor expansion of 4.0 in x
0.260 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.261 * [taylor]: Taking taylor expansion of (* z y) in x
0.261 * [taylor]: Taking taylor expansion of z in x
0.261 * [taylor]: Taking taylor expansion of y in x
0.261 * [taylor]: Taking taylor expansion of 1 in y
0.262 * [taylor]: Taking taylor expansion of 0 in y
0.262 * [taylor]: Taking taylor expansion of 1 in z
0.263 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y
0.263 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.263 * [taylor]: Taking taylor expansion of 4.0 in y
0.263 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.263 * [taylor]: Taking taylor expansion of (* z y) in y
0.263 * [taylor]: Taking taylor expansion of z in y
0.263 * [taylor]: Taking taylor expansion of y in y
0.264 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 z))) in z
0.264 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z
0.264 * [taylor]: Taking taylor expansion of 4.0 in z
0.264 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.264 * [taylor]: Taking taylor expansion of z in z
0.265 * [taylor]: Taking taylor expansion of 0 in z
0.265 * [taylor]: Taking taylor expansion of 0 in z
0.267 * [taylor]: Taking taylor expansion of 0 in y
0.268 * [taylor]: Taking taylor expansion of 0 in z
0.268 * [taylor]: Taking taylor expansion of 0 in z
0.268 * [taylor]: Taking taylor expansion of 0 in z
0.271 * [taylor]: Taking taylor expansion of 0 in y
0.271 * [taylor]: Taking taylor expansion of 0 in z
0.275 * [taylor]: Taking taylor expansion of 0 in z
0.275 * [taylor]: Taking taylor expansion of 0 in z
0.275 * [taylor]: Taking taylor expansion of 0 in z
0.276 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in (x y z) around 0
0.276 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in z
0.276 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in z
0.276 * [taylor]: Taking taylor expansion of (pow x 2) in z
0.276 * [taylor]: Taking taylor expansion of x in z
0.276 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z
0.277 * [taylor]: Taking taylor expansion of 4.0 in z
0.277 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.277 * [taylor]: Taking taylor expansion of (* z y) in z
0.277 * [taylor]: Taking taylor expansion of z in z
0.277 * [taylor]: Taking taylor expansion of y in z
0.277 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in y
0.277 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.277 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.277 * [taylor]: Taking taylor expansion of x in y
0.277 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.277 * [taylor]: Taking taylor expansion of 4.0 in y
0.277 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.277 * [taylor]: Taking taylor expansion of (* z y) in y
0.277 * [taylor]: Taking taylor expansion of z in y
0.277 * [taylor]: Taking taylor expansion of y in y
0.278 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in x
0.278 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.278 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.278 * [taylor]: Taking taylor expansion of x in x
0.278 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.278 * [taylor]: Taking taylor expansion of 4.0 in x
0.278 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.278 * [taylor]: Taking taylor expansion of (* z y) in x
0.278 * [taylor]: Taking taylor expansion of z in x
0.278 * [taylor]: Taking taylor expansion of y in x
0.278 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in x
0.278 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.278 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.278 * [taylor]: Taking taylor expansion of x in x
0.279 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.279 * [taylor]: Taking taylor expansion of 4.0 in x
0.279 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.279 * [taylor]: Taking taylor expansion of (* z y) in x
0.279 * [taylor]: Taking taylor expansion of z in x
0.279 * [taylor]: Taking taylor expansion of y in x
0.279 * [taylor]: Taking taylor expansion of 1 in y
0.280 * [taylor]: Taking taylor expansion of 0 in y
0.280 * [taylor]: Taking taylor expansion of 1 in z
0.282 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y
0.282 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.282 * [taylor]: Taking taylor expansion of 4.0 in y
0.282 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.282 * [taylor]: Taking taylor expansion of (* z y) in y
0.282 * [taylor]: Taking taylor expansion of z in y
0.282 * [taylor]: Taking taylor expansion of y in y
0.282 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 z))) in z
0.282 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z
0.282 * [taylor]: Taking taylor expansion of 4.0 in z
0.282 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.282 * [taylor]: Taking taylor expansion of z in z
0.283 * [taylor]: Taking taylor expansion of 0 in z
0.283 * [taylor]: Taking taylor expansion of 0 in z
0.285 * [taylor]: Taking taylor expansion of 0 in y
0.286 * [taylor]: Taking taylor expansion of 0 in z
0.286 * [taylor]: Taking taylor expansion of 0 in z
0.287 * [taylor]: Taking taylor expansion of 0 in z
0.290 * [taylor]: Taking taylor expansion of 0 in y
0.290 * [taylor]: Taking taylor expansion of 0 in z
0.292 * [taylor]: Taking taylor expansion of 0 in z
0.292 * [taylor]: Taking taylor expansion of 0 in z
0.292 * [taylor]: Taking taylor expansion of 0 in z
0.292 * * * [progress]: simplifying candidates
0.293 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (fma x x (- (* (* 4.0 z) y)))
  (fma (- (* 4.0 z)) y (* (* 4.0 z) y))
  (expm1 (- (* x x) (* y (* 4.0 z))))
  (log1p (- (* x x) (* y (* 4.0 z))))
  (- (* y (* 4.0 z)))
  (/ (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)))
0.296 * * [simplify]: iteration  0 :  116  enodes  (cost  123 )
0.300 * * [simplify]: iteration  1 :  516  enodes  (cost  111 )
0.314 * * [simplify]: iteration  2 :  2592  enodes  (cost  108 )
0.372 * * [simplify]: iteration  3 :  5001  enodes  (cost  104 )
0.373 * [simplify]: Simplified to:
   (- (* x x) (* y (* 4.0 z)))
  0
  (expm1 (- (* x x) (* y (* 4.0 z))))
  (log1p (- (* x x) (* y (* 4.0 z))))
  (- (* y (* 4.0 z)))
  (exp (- (* x x) (* 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))))
  (pow (- (* x x) (* y (* 4.0 z))) 3)
  (sqrt (- (* x x) (* y (* 4.0 z))))
  (sqrt (- (* x x) (* y (* 4.0 z))))
  (- (pow (* x x) 3) (pow (* y (* 4.0 z)) 3))
  (fma (* y 4.0) (* z (fma x x (* y (* 4.0 z)))) (pow x 4))
  (- (* y (* 4.0 z)))
  (fma (- (* y y)) (* (* 4.0 z) (* 4.0 z)) (pow x 4))
  (fma x x (* y (* 4.0 z)))
  (- (* y (* 4.0 z)))
  (- (* x x) (* y (* 4.0 z)))
  (- (* x x) (* y (* 4.0 z)))
  (- (* x x) (* y (* 4.0 z)))
0.373 * * * [progress]: adding candidates to table
0.414 * * [progress]: iteration 3 / 4
0.414 * * * [progress]: picking best candidate
0.416 * * * * [pick]: Picked  #<alt (λ (x y z) (fma x x (- (* y (* 4.0 z)))))>
0.416 * * * [progress]: localizing error
0.423 * * * [progress]: generating rewritten candidates
0.423 * * * [progress]: generating series expansions
0.423 * * * [progress]: simplifying candidates
0.423 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.426 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.426 * [simplify]: Simplified to:
   
0.426 * * * [progress]: adding candidates to table
0.426 * [progress]: [Phase 3 of 3] Extracting.
0.428 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (fma x x (- (* y (* 4.0 z))))
0.429 * * [simplify]: iteration  0 :  14  enodes  (cost  4 )
0.429 * * [simplify]: iteration  1 :  22  enodes  (cost  4 )
0.429 * * [simplify]: iteration  2 :  22  enodes  (cost  4 )
0.429 * [simplify]: Simplified to:
   (fma x x (- (* y (* 4.0 z))))
1.064 * [regime-testing]: End program error score: 0.04400550068758595