18.555 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.030 * * * [progress]: [2/2] Setting up program.
0.032 * [progress]: [Phase 2 of 3] Improving.
0.033 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (* x y) (* z t))
0.036 * * [simplify]: iteration  0 :  11  enodes  (cost  2 )
0.038 * * [simplify]: iteration  1 :  14  enodes  (cost  2 )
0.040 * * [simplify]: iteration  2 :  14  enodes  (cost  2 )
0.040 * [simplify]: Simplified to:
   (fma x y (* z t))
0.045 * * [progress]: iteration 1 / 4
0.045 * * * [progress]: picking best candidate
0.047 * * * * [pick]: Picked  #<alt (λ (x y z t) (fma x y (* z t)))>
0.047 * * * [progress]: localizing error
0.059 * * * [progress]: generating rewritten candidates
0.059 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.060 * * * [progress]: generating series expansions
0.060 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.061 * [approximate]: Taking taylor expansion of (fma x y (* t z)) in (x y z t) around 0
0.061 * [taylor]: Taking taylor expansion of (fma x y (* t z)) in t
0.061 * [taylor]: Rewrote expression to (+ (* x y) (* t z))
0.061 * [taylor]: Taking taylor expansion of (* x y) in t
0.061 * [taylor]: Taking taylor expansion of x in t
0.061 * [taylor]: Taking taylor expansion of y in t
0.061 * [taylor]: Taking taylor expansion of (* t z) in t
0.061 * [taylor]: Taking taylor expansion of t in t
0.061 * [taylor]: Taking taylor expansion of z in t
0.061 * [taylor]: Taking taylor expansion of (fma x y (* t z)) in z
0.061 * [taylor]: Rewrote expression to (+ (* x y) (* t z))
0.061 * [taylor]: Taking taylor expansion of (* x y) in z
0.061 * [taylor]: Taking taylor expansion of x in z
0.061 * [taylor]: Taking taylor expansion of y in z
0.061 * [taylor]: Taking taylor expansion of (* t z) in z
0.061 * [taylor]: Taking taylor expansion of t in z
0.061 * [taylor]: Taking taylor expansion of z in z
0.061 * [taylor]: Taking taylor expansion of (fma x y (* t z)) in y
0.061 * [taylor]: Rewrote expression to (+ (* x y) (* t z))
0.062 * [taylor]: Taking taylor expansion of (* x y) in y
0.062 * [taylor]: Taking taylor expansion of x in y
0.062 * [taylor]: Taking taylor expansion of y in y
0.062 * [taylor]: Taking taylor expansion of (* t z) in y
0.062 * [taylor]: Taking taylor expansion of t in y
0.062 * [taylor]: Taking taylor expansion of z in y
0.062 * [taylor]: Taking taylor expansion of (fma x y (* t z)) in x
0.062 * [taylor]: Rewrote expression to (+ (* x y) (* t z))
0.062 * [taylor]: Taking taylor expansion of (* x y) in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.062 * [taylor]: Taking taylor expansion of y in x
0.062 * [taylor]: Taking taylor expansion of (* t z) in x
0.062 * [taylor]: Taking taylor expansion of t in x
0.062 * [taylor]: Taking taylor expansion of z in x
0.062 * [taylor]: Taking taylor expansion of (fma x y (* t z)) in x
0.062 * [taylor]: Rewrote expression to (+ (* x y) (* t z))
0.062 * [taylor]: Taking taylor expansion of (* x y) in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.062 * [taylor]: Taking taylor expansion of y in x
0.062 * [taylor]: Taking taylor expansion of (* t z) in x
0.062 * [taylor]: Taking taylor expansion of t in x
0.062 * [taylor]: Taking taylor expansion of z in x
0.062 * [taylor]: Taking taylor expansion of (* t z) in y
0.062 * [taylor]: Taking taylor expansion of t in y
0.062 * [taylor]: Taking taylor expansion of z in y
0.063 * [taylor]: Taking taylor expansion of (* t z) in z
0.063 * [taylor]: Taking taylor expansion of t in z
0.063 * [taylor]: Taking taylor expansion of z in z
0.063 * [taylor]: Taking taylor expansion of 0 in t
0.063 * [taylor]: Taking taylor expansion of y in y
0.063 * [taylor]: Taking taylor expansion of 0 in z
0.063 * [taylor]: Taking taylor expansion of 0 in t
0.063 * [taylor]: Taking taylor expansion of 0 in z
0.064 * [taylor]: Taking taylor expansion of 0 in t
0.064 * [taylor]: Taking taylor expansion of t in t
0.066 * [taylor]: Taking taylor expansion of 0 in y
0.066 * [taylor]: Taking taylor expansion of 0 in z
0.066 * [taylor]: Taking taylor expansion of 0 in t
0.066 * [approximate]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 (* t z))) in (x y z t) around 0
0.066 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 (* t z))) in t
0.066 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 1 (* t z)))
0.066 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in t
0.066 * [taylor]: Taking taylor expansion of (/ 1 x) in t
0.066 * [taylor]: Taking taylor expansion of x in t
0.067 * [taylor]: Taking taylor expansion of (/ 1 y) in t
0.067 * [taylor]: Taking taylor expansion of y in t
0.067 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in t
0.067 * [taylor]: Taking taylor expansion of (* t z) in t
0.067 * [taylor]: Taking taylor expansion of t in t
0.067 * [taylor]: Taking taylor expansion of z in t
0.067 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 (* t z))) in z
0.067 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 1 (* t z)))
0.067 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in z
0.067 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.067 * [taylor]: Taking taylor expansion of x in z
0.067 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.067 * [taylor]: Taking taylor expansion of y in z
0.068 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z
0.068 * [taylor]: Taking taylor expansion of (* t z) in z
0.068 * [taylor]: Taking taylor expansion of t in z
0.068 * [taylor]: Taking taylor expansion of z in z
0.068 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 (* t z))) in y
0.068 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 1 (* t z)))
0.068 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in y
0.068 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.068 * [taylor]: Taking taylor expansion of x in y
0.068 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.068 * [taylor]: Taking taylor expansion of y in y
0.069 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in y
0.069 * [taylor]: Taking taylor expansion of (* t z) in y
0.069 * [taylor]: Taking taylor expansion of t in y
0.069 * [taylor]: Taking taylor expansion of z in y
0.069 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 (* t z))) in x
0.069 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 1 (* t z)))
0.069 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in x
0.069 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.069 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.070 * [taylor]: Taking taylor expansion of y in x
0.070 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in x
0.070 * [taylor]: Taking taylor expansion of (* t z) in x
0.070 * [taylor]: Taking taylor expansion of t in x
0.070 * [taylor]: Taking taylor expansion of z in x
0.070 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 (* t z))) in x
0.070 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 1 (* t z)))
0.070 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in x
0.070 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.070 * [taylor]: Taking taylor expansion of y in x
0.071 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in x
0.071 * [taylor]: Taking taylor expansion of (* t z) in x
0.071 * [taylor]: Taking taylor expansion of t in x
0.071 * [taylor]: Taking taylor expansion of z in x
0.071 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.071 * [taylor]: Taking taylor expansion of y in y
0.071 * [taylor]: Taking taylor expansion of 1 in z
0.073 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in y
0.073 * [taylor]: Taking taylor expansion of (* t z) in y
0.073 * [taylor]: Taking taylor expansion of t in y
0.073 * [taylor]: Taking taylor expansion of z in y
0.073 * [taylor]: Taking taylor expansion of 0 in z
0.073 * [taylor]: Taking taylor expansion of 1 in t
0.076 * [taylor]: Taking taylor expansion of 0 in y
0.076 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z
0.076 * [taylor]: Taking taylor expansion of (* t z) in z
0.076 * [taylor]: Taking taylor expansion of t in z
0.076 * [taylor]: Taking taylor expansion of z in z
0.076 * [taylor]: Taking taylor expansion of (/ 1 t) in t
0.076 * [taylor]: Taking taylor expansion of t in t
0.077 * [taylor]: Taking taylor expansion of 0 in z
0.077 * [taylor]: Taking taylor expansion of 0 in t
0.077 * [taylor]: Taking taylor expansion of 0 in t
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
0.082 * [taylor]: Taking taylor expansion of 0 in z
0.082 * [taylor]: Taking taylor expansion of 0 in t
0.082 * [taylor]: Taking taylor expansion of 0 in t
0.082 * [taylor]: Taking taylor expansion of 0 in t
0.082 * [taylor]: Taking taylor expansion of 0 in t
0.087 * [taylor]: Taking taylor expansion of 0 in y
0.087 * [taylor]: Taking taylor expansion of 0 in z
0.087 * [taylor]: Taking taylor expansion of 0 in z
0.088 * [taylor]: Taking taylor expansion of 0 in z
0.089 * [taylor]: Taking taylor expansion of 0 in z
0.089 * [taylor]: Taking taylor expansion of 0 in t
0.089 * [taylor]: Taking taylor expansion of 0 in t
0.089 * [taylor]: Taking taylor expansion of 0 in t
0.090 * [taylor]: Taking taylor expansion of 0 in t
0.090 * [taylor]: Taking taylor expansion of 0 in t
0.090 * [taylor]: Taking taylor expansion of 0 in t
0.090 * [taylor]: Taking taylor expansion of 0 in t
0.091 * [approximate]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ 1 (* t z))) in (x y z t) around 0
0.091 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ 1 (* t z))) in t
0.091 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ 1 (* t z)))
0.091 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in t
0.091 * [taylor]: Taking taylor expansion of (/ -1 x) in t
0.091 * [taylor]: Taking taylor expansion of -1 in t
0.092 * [taylor]: Taking taylor expansion of x in t
0.092 * [taylor]: Taking taylor expansion of (/ -1 y) in t
0.092 * [taylor]: Taking taylor expansion of -1 in t
0.092 * [taylor]: Taking taylor expansion of y in t
0.092 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in t
0.092 * [taylor]: Taking taylor expansion of (* t z) in t
0.092 * [taylor]: Taking taylor expansion of t in t
0.092 * [taylor]: Taking taylor expansion of z in t
0.092 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ 1 (* t z))) in z
0.092 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ 1 (* t z)))
0.092 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in z
0.092 * [taylor]: Taking taylor expansion of (/ -1 x) in z
0.092 * [taylor]: Taking taylor expansion of -1 in z
0.093 * [taylor]: Taking taylor expansion of x in z
0.093 * [taylor]: Taking taylor expansion of (/ -1 y) in z
0.093 * [taylor]: Taking taylor expansion of -1 in z
0.093 * [taylor]: Taking taylor expansion of y in z
0.093 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z
0.093 * [taylor]: Taking taylor expansion of (* t z) in z
0.093 * [taylor]: Taking taylor expansion of t in z
0.093 * [taylor]: Taking taylor expansion of z in z
0.093 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ 1 (* t z))) in y
0.093 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ 1 (* t z)))
0.093 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in y
0.093 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.093 * [taylor]: Taking taylor expansion of -1 in y
0.094 * [taylor]: Taking taylor expansion of x in y
0.094 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.094 * [taylor]: Taking taylor expansion of -1 in y
0.094 * [taylor]: Taking taylor expansion of y in y
0.094 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in y
0.094 * [taylor]: Taking taylor expansion of (* t z) in y
0.094 * [taylor]: Taking taylor expansion of t in y
0.094 * [taylor]: Taking taylor expansion of z in y
0.094 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ 1 (* t z))) in x
0.094 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ 1 (* t z)))
0.095 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in x
0.095 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.095 * [taylor]: Taking taylor expansion of -1 in x
0.095 * [taylor]: Taking taylor expansion of x in x
0.095 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.095 * [taylor]: Taking taylor expansion of -1 in x
0.095 * [taylor]: Taking taylor expansion of y in x
0.095 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in x
0.095 * [taylor]: Taking taylor expansion of (* t z) in x
0.095 * [taylor]: Taking taylor expansion of t in x
0.095 * [taylor]: Taking taylor expansion of z in x
0.095 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ 1 (* t z))) in x
0.096 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ 1 (* t z)))
0.096 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in x
0.096 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.096 * [taylor]: Taking taylor expansion of -1 in x
0.096 * [taylor]: Taking taylor expansion of x in x
0.096 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.096 * [taylor]: Taking taylor expansion of -1 in x
0.096 * [taylor]: Taking taylor expansion of y in x
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 * [taylor]: Taking taylor expansion of z in x
0.097 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.097 * [taylor]: Taking taylor expansion of y in y
0.097 * [taylor]: Taking taylor expansion of 1 in z
0.099 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in y
0.099 * [taylor]: Taking taylor expansion of (* t z) in y
0.099 * [taylor]: Taking taylor expansion of t in y
0.099 * [taylor]: Taking taylor expansion of z in y
0.099 * [taylor]: Taking taylor expansion of 0 in z
0.100 * [taylor]: Taking taylor expansion of 1 in t
0.102 * [taylor]: Taking taylor expansion of 0 in y
0.102 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z
0.102 * [taylor]: Taking taylor expansion of (* t z) in z
0.102 * [taylor]: Taking taylor expansion of t in z
0.102 * [taylor]: Taking taylor expansion of z in z
0.103 * [taylor]: Taking taylor expansion of (/ 1 t) in t
0.103 * [taylor]: Taking taylor expansion of t in t
0.104 * [taylor]: Taking taylor expansion of 0 in z
0.104 * [taylor]: Taking taylor expansion of 0 in t
0.104 * [taylor]: Taking taylor expansion of 0 in t
0.107 * [taylor]: Taking taylor expansion of 0 in y
0.107 * [taylor]: Taking taylor expansion of 0 in z
0.108 * [taylor]: Taking taylor expansion of 0 in z
0.109 * [taylor]: Taking taylor expansion of 0 in z
0.109 * [taylor]: Taking taylor expansion of 0 in t
0.109 * [taylor]: Taking taylor expansion of 0 in t
0.110 * [taylor]: Taking taylor expansion of 0 in t
0.110 * [taylor]: Taking taylor expansion of 0 in t
0.115 * [taylor]: Taking taylor expansion of 0 in y
0.115 * [taylor]: Taking taylor expansion of 0 in z
0.115 * [taylor]: Taking taylor expansion of 0 in z
0.116 * [taylor]: Taking taylor expansion of 0 in z
0.117 * [taylor]: Taking taylor expansion of 0 in z
0.117 * [taylor]: Taking taylor expansion of 0 in t
0.117 * [taylor]: Taking taylor expansion of 0 in t
0.117 * [taylor]: Taking taylor expansion of 0 in t
0.118 * [taylor]: Taking taylor expansion of 0 in t
0.118 * [taylor]: Taking taylor expansion of 0 in t
0.118 * [taylor]: Taking taylor expansion of 0 in t
0.118 * [taylor]: Taking taylor expansion of 0 in t
0.119 * * * [progress]: simplifying candidates
0.119 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (fma x y (* z t)))
  (log1p (fma x y (* z t)))
  (* x y)
  (log (fma x y (* z t)))
  (exp (fma x y (* z t)))
  (* (cbrt (fma x y (* z t))) (cbrt (fma x y (* z t))))
  (cbrt (fma x y (* z t)))
  (* (* (fma x y (* z t)) (fma x y (* z t))) (fma x y (* z t)))
  (sqrt (fma x y (* z t)))
  (sqrt (fma x y (* z t)))
  0
  (+ (* t z) (* x y))
  (+ (* t z) (* x y))
0.124 * * [simplify]: iteration  0 :  24  enodes  (cost  41 )
0.127 * * [simplify]: iteration  1 :  54  enodes  (cost  36 )
0.130 * * [simplify]: iteration  2 :  167  enodes  (cost  36 )
0.135 * * [simplify]: iteration  3 :  548  enodes  (cost  36 )
0.157 * * [simplify]: iteration  4 :  2690  enodes  (cost  36 )
0.208 * * [simplify]: iteration  5 :  5001  enodes  (cost  36 )
0.208 * [simplify]: Simplified to:
   (expm1 (fma x y (* z t)))
  (log1p (fma x y (* z t)))
  (* x y)
  (log (fma x y (* z t)))
  (exp (fma x y (* z t)))
  (* (cbrt (fma x y (* z t))) (cbrt (fma x y (* z t))))
  (cbrt (fma x y (* z t)))
  (pow (fma t z (* x y)) 3)
  (sqrt (fma x y (* z t)))
  (sqrt (fma x y (* z t)))
  0
  (fma t z (* x y))
  (fma t z (* x y))
0.209 * * * [progress]: adding candidates to table
0.234 * * [progress]: iteration 2 / 4
0.234 * * * [progress]: picking best candidate
0.239 * * * * [pick]: Picked  #<alt (λ (x y z t) (fma t z (* x y)))>
0.240 * * * [progress]: localizing error
0.246 * * * [progress]: generating rewritten candidates
0.246 * * * [progress]: generating series expansions
0.246 * * * [progress]: simplifying candidates
0.246 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.248 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.249 * [simplify]: Simplified to:
   
0.249 * * * [progress]: adding candidates to table
0.249 * [progress]: [Phase 3 of 3] Extracting.
0.251 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (fma t z (* x y))
0.252 * * [simplify]: iteration  0 :  7  enodes  (cost  2 )
0.252 * * [simplify]: iteration  1 :  7  enodes  (cost  2 )
0.252 * [simplify]: Simplified to:
   (fma t z (* x y))
0.872 * [regime-testing]: End program error score: 0.006125765720715089