52.156 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.033 * * * [progress]: [2/2] Setting up program.
0.036 * [progress]: [Phase 2 of 3] Improving.
0.036 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (* x y) (* z t)) (* a b))
0.038 * * [simplify]: iteration  0 :  19  enodes  (cost  4 )
0.040 * * [simplify]: iteration  1 :  35  enodes  (cost  3 )
0.041 * * [simplify]: iteration  2 :  45  enodes  (cost  3 )
0.043 * * [simplify]: iteration  3 :  47  enodes  (cost  3 )
0.044 * * [simplify]: iteration  4 :  47  enodes  (cost  3 )
0.044 * [simplify]: Simplified to:
   (fma b a (fma x y (* z t)))
0.048 * * [progress]: iteration 1 / 4
0.048 * * * [progress]: picking best candidate
0.051 * * * * [pick]: Picked  #<alt (λ (x y z t a b) (fma b a (fma x y (* z t))))>
0.051 * * * [progress]: localizing error
0.059 * * * [progress]: generating rewritten candidates
0.059 * * * * [progress]: [ 1 / 1 ] rewriting at (2 3)
0.060 * * * [progress]: generating series expansions
0.060 * * * * [progress]: [ 1 / 1 ] generating series at (2 3)
0.060 * [approximate]: Taking taylor expansion of (fma x y (* t z)) in (x y z t) around 0
0.060 * [taylor]: Taking taylor expansion of (fma x y (* t z)) in t
0.060 * [taylor]: Rewrote expression to (+ (* x y) (* t z))
0.060 * [taylor]: Taking taylor expansion of (* x y) in t
0.060 * [taylor]: Taking taylor expansion of x in t
0.060 * [taylor]: Taking taylor expansion of y in t
0.060 * [taylor]: Taking taylor expansion of (* t z) in t
0.060 * [taylor]: Taking taylor expansion of t in t
0.060 * [taylor]: Taking taylor expansion of z in t
0.060 * [taylor]: Taking taylor expansion of (fma x y (* t z)) in z
0.060 * [taylor]: Rewrote expression to (+ (* x y) (* t z))
0.060 * [taylor]: Taking taylor expansion of (* x y) in z
0.060 * [taylor]: Taking taylor expansion of x in z
0.060 * [taylor]: Taking taylor expansion of y in z
0.060 * [taylor]: Taking taylor expansion of (* t z) in z
0.060 * [taylor]: Taking taylor expansion of t in z
0.060 * [taylor]: Taking taylor expansion of z in z
0.060 * [taylor]: Taking taylor expansion of (fma x y (* t z)) in y
0.060 * [taylor]: Rewrote expression to (+ (* x y) (* t z))
0.060 * [taylor]: Taking taylor expansion of (* x y) in y
0.060 * [taylor]: Taking taylor expansion of x in y
0.060 * [taylor]: Taking taylor expansion of y in y
0.060 * [taylor]: Taking taylor expansion of (* t z) in y
0.060 * [taylor]: Taking taylor expansion of t in y
0.060 * [taylor]: Taking taylor expansion of z in y
0.060 * [taylor]: Taking taylor expansion of (fma x y (* t z)) in x
0.061 * [taylor]: Rewrote expression to (+ (* x y) (* t z))
0.061 * [taylor]: Taking taylor expansion of (* x y) in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.061 * [taylor]: Taking taylor expansion of y in x
0.061 * [taylor]: Taking taylor expansion of (* t z) in x
0.061 * [taylor]: Taking taylor expansion of t in x
0.061 * [taylor]: Taking taylor expansion of z in x
0.061 * [taylor]: Taking taylor expansion of (fma x y (* t z)) in x
0.061 * [taylor]: Rewrote expression to (+ (* x y) (* t z))
0.061 * [taylor]: Taking taylor expansion of (* x y) in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.061 * [taylor]: Taking taylor expansion of y in x
0.061 * [taylor]: Taking taylor expansion of (* t z) in x
0.061 * [taylor]: Taking taylor expansion of t in x
0.061 * [taylor]: Taking taylor expansion of z in x
0.061 * [taylor]: Taking taylor expansion of (* t z) in y
0.061 * [taylor]: Taking taylor expansion of t in y
0.061 * [taylor]: Taking taylor expansion of z in y
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 0 in t
0.062 * [taylor]: Taking taylor expansion of y in y
0.062 * [taylor]: Taking taylor expansion of 0 in z
0.062 * [taylor]: Taking taylor expansion of 0 in t
0.062 * [taylor]: Taking taylor expansion of 0 in z
0.062 * [taylor]: Taking taylor expansion of 0 in t
0.062 * [taylor]: Taking taylor expansion of t in t
0.063 * [taylor]: Taking taylor expansion of 0 in y
0.063 * [taylor]: Taking taylor expansion of 0 in z
0.063 * [taylor]: Taking taylor expansion of 0 in t
0.063 * [approximate]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 (* t z))) in (x y z t) around 0
0.063 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 (* t z))) in t
0.063 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 1 (* t z)))
0.063 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in t
0.064 * [taylor]: Taking taylor expansion of (/ 1 x) in t
0.064 * [taylor]: Taking taylor expansion of x in t
0.064 * [taylor]: Taking taylor expansion of (/ 1 y) in t
0.064 * [taylor]: Taking taylor expansion of y in t
0.064 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in t
0.064 * [taylor]: Taking taylor expansion of (* t z) in t
0.064 * [taylor]: Taking taylor expansion of t in t
0.064 * [taylor]: Taking taylor expansion of z in t
0.064 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 (* t z))) in z
0.064 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 1 (* t z)))
0.064 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in z
0.064 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.064 * [taylor]: Taking taylor expansion of x in z
0.064 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.064 * [taylor]: Taking taylor expansion of y in z
0.064 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z
0.064 * [taylor]: Taking taylor expansion of (* t z) in z
0.064 * [taylor]: Taking taylor expansion of t in z
0.064 * [taylor]: Taking taylor expansion of z in z
0.065 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 (* t z))) in y
0.065 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 1 (* t z)))
0.065 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in y
0.065 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.065 * [taylor]: Taking taylor expansion of x in y
0.065 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.065 * [taylor]: Taking taylor expansion of y in y
0.065 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in y
0.065 * [taylor]: Taking taylor expansion of (* t z) in y
0.066 * [taylor]: Taking taylor expansion of t in y
0.066 * [taylor]: Taking taylor expansion of z in y
0.066 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 (* t z))) in x
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 x
0.066 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.066 * [taylor]: Taking taylor expansion of x in x
0.066 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.066 * [taylor]: Taking taylor expansion of y in x
0.066 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in x
0.066 * [taylor]: Taking taylor expansion of (* t z) in x
0.066 * [taylor]: Taking taylor expansion of t in x
0.066 * [taylor]: Taking taylor expansion of z in x
0.066 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 1 (* t z))) in x
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 x
0.066 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.066 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.067 * [taylor]: Taking taylor expansion of y in x
0.067 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in x
0.067 * [taylor]: Taking taylor expansion of (* t z) in x
0.067 * [taylor]: Taking taylor expansion of t in x
0.067 * [taylor]: Taking taylor expansion of z in x
0.067 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.067 * [taylor]: Taking taylor expansion of y in y
0.067 * [taylor]: Taking taylor expansion of 1 in z
0.068 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in y
0.068 * [taylor]: Taking taylor expansion of (* t z) in y
0.068 * [taylor]: Taking taylor expansion of t in y
0.068 * [taylor]: Taking taylor expansion of z in y
0.069 * [taylor]: Taking taylor expansion of 0 in z
0.069 * [taylor]: Taking taylor expansion of 1 in t
0.070 * [taylor]: Taking taylor expansion of 0 in y
0.070 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z
0.070 * [taylor]: Taking taylor expansion of (* t z) in z
0.070 * [taylor]: Taking taylor expansion of t in z
0.070 * [taylor]: Taking taylor expansion of z in z
0.071 * [taylor]: Taking taylor expansion of (/ 1 t) in t
0.071 * [taylor]: Taking taylor expansion of t in t
0.071 * [taylor]: Taking taylor expansion of 0 in z
0.071 * [taylor]: Taking taylor expansion of 0 in t
0.071 * [taylor]: Taking taylor expansion of 0 in t
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 0 in z
0.074 * [taylor]: Taking taylor expansion of 0 in z
0.075 * [taylor]: Taking taylor expansion of 0 in t
0.075 * [taylor]: Taking taylor expansion of 0 in t
0.075 * [taylor]: Taking taylor expansion of 0 in t
0.075 * [taylor]: Taking taylor expansion of 0 in t
0.078 * [taylor]: Taking taylor expansion of 0 in y
0.078 * [taylor]: Taking taylor expansion of 0 in z
0.078 * [taylor]: Taking taylor expansion of 0 in z
0.078 * [taylor]: Taking taylor expansion of 0 in z
0.079 * [taylor]: Taking taylor expansion of 0 in z
0.079 * [taylor]: Taking taylor expansion of 0 in t
0.079 * [taylor]: Taking taylor expansion of 0 in t
0.079 * [taylor]: Taking taylor expansion of 0 in t
0.079 * [taylor]: Taking taylor expansion of 0 in t
0.079 * [taylor]: Taking taylor expansion of 0 in t
0.080 * [taylor]: Taking taylor expansion of 0 in t
0.080 * [taylor]: Taking taylor expansion of 0 in t
0.080 * [approximate]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ 1 (* t z))) in (x y z t) around 0
0.080 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ 1 (* t z))) in t
0.080 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ 1 (* t z)))
0.080 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in t
0.080 * [taylor]: Taking taylor expansion of (/ -1 x) in t
0.080 * [taylor]: Taking taylor expansion of -1 in t
0.080 * [taylor]: Taking taylor expansion of x in t
0.080 * [taylor]: Taking taylor expansion of (/ -1 y) in t
0.081 * [taylor]: Taking taylor expansion of -1 in t
0.081 * [taylor]: Taking taylor expansion of y in t
0.081 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in t
0.081 * [taylor]: Taking taylor expansion of (* t z) in t
0.081 * [taylor]: Taking taylor expansion of t in t
0.081 * [taylor]: Taking taylor expansion of z in t
0.081 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ 1 (* t z))) in z
0.081 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ 1 (* t z)))
0.081 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in z
0.081 * [taylor]: Taking taylor expansion of (/ -1 x) in z
0.081 * [taylor]: Taking taylor expansion of -1 in z
0.081 * [taylor]: Taking taylor expansion of x in z
0.081 * [taylor]: Taking taylor expansion of (/ -1 y) in z
0.081 * [taylor]: Taking taylor expansion of -1 in z
0.081 * [taylor]: Taking taylor expansion of y in z
0.081 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z
0.081 * [taylor]: Taking taylor expansion of (* t z) in z
0.081 * [taylor]: Taking taylor expansion of t in z
0.081 * [taylor]: Taking taylor expansion of z in z
0.082 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ 1 (* t z))) in y
0.082 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ 1 (* t z)))
0.082 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in y
0.082 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.082 * [taylor]: Taking taylor expansion of -1 in y
0.082 * [taylor]: Taking taylor expansion of x in y
0.082 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.082 * [taylor]: Taking taylor expansion of -1 in y
0.082 * [taylor]: Taking taylor expansion of y in y
0.082 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in y
0.082 * [taylor]: Taking taylor expansion of (* t z) in y
0.082 * [taylor]: Taking taylor expansion of t in y
0.082 * [taylor]: Taking taylor expansion of z in y
0.082 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ 1 (* t z))) in x
0.082 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ 1 (* t z)))
0.082 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in x
0.082 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.082 * [taylor]: Taking taylor expansion of -1 in x
0.082 * [taylor]: Taking taylor expansion of x in x
0.083 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.083 * [taylor]: Taking taylor expansion of -1 in x
0.083 * [taylor]: Taking taylor expansion of y in x
0.083 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in x
0.083 * [taylor]: Taking taylor expansion of (* t z) in x
0.083 * [taylor]: Taking taylor expansion of t in x
0.083 * [taylor]: Taking taylor expansion of z in x
0.083 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ 1 (* t z))) in x
0.083 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ 1 (* t z)))
0.083 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in x
0.083 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.083 * [taylor]: Taking taylor expansion of -1 in x
0.083 * [taylor]: Taking taylor expansion of x in x
0.083 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.083 * [taylor]: Taking taylor expansion of -1 in x
0.083 * [taylor]: Taking taylor expansion of y in x
0.083 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in x
0.083 * [taylor]: Taking taylor expansion of (* t z) in x
0.084 * [taylor]: Taking taylor expansion of t in x
0.084 * [taylor]: Taking taylor expansion of z in x
0.084 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.084 * [taylor]: Taking taylor expansion of y in y
0.084 * [taylor]: Taking taylor expansion of 1 in z
0.085 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in y
0.085 * [taylor]: Taking taylor expansion of (* t z) in y
0.085 * [taylor]: Taking taylor expansion of t in y
0.085 * [taylor]: Taking taylor expansion of z in y
0.085 * [taylor]: Taking taylor expansion of 0 in z
0.085 * [taylor]: Taking taylor expansion of 1 in t
0.087 * [taylor]: Taking taylor expansion of 0 in y
0.087 * [taylor]: Taking taylor expansion of (/ 1 (* t z)) in z
0.087 * [taylor]: Taking taylor expansion of (* t z) in z
0.087 * [taylor]: Taking taylor expansion of t in z
0.087 * [taylor]: Taking taylor expansion of z in z
0.087 * [taylor]: Taking taylor expansion of (/ 1 t) in t
0.087 * [taylor]: Taking taylor expansion of t in t
0.088 * [taylor]: Taking taylor expansion of 0 in z
0.088 * [taylor]: Taking taylor expansion of 0 in t
0.088 * [taylor]: Taking taylor expansion of 0 in t
0.090 * [taylor]: Taking taylor expansion of 0 in y
0.090 * [taylor]: Taking taylor expansion of 0 in z
0.090 * [taylor]: Taking taylor expansion of 0 in z
0.091 * [taylor]: Taking taylor expansion of 0 in z
0.091 * [taylor]: Taking taylor expansion of 0 in t
0.092 * [taylor]: Taking taylor expansion of 0 in t
0.092 * [taylor]: Taking taylor expansion of 0 in t
0.092 * [taylor]: Taking taylor expansion of 0 in t
0.095 * [taylor]: Taking taylor expansion of 0 in y
0.095 * [taylor]: Taking taylor expansion of 0 in z
0.095 * [taylor]: Taking taylor expansion of 0 in z
0.095 * [taylor]: Taking taylor expansion of 0 in z
0.096 * [taylor]: Taking taylor expansion of 0 in z
0.096 * [taylor]: Taking taylor expansion of 0 in t
0.096 * [taylor]: Taking taylor expansion of 0 in t
0.096 * [taylor]: Taking taylor expansion of 0 in t
0.096 * [taylor]: Taking taylor expansion of 0 in t
0.096 * [taylor]: Taking taylor expansion of 0 in t
0.096 * [taylor]: Taking taylor expansion of 0 in t
0.097 * [taylor]: Taking taylor expansion of 0 in t
0.097 * * * [progress]: simplifying candidates
0.097 * [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))
0.103 * * [simplify]: iteration  0 :  24  enodes  (cost  41 )
0.105 * * [simplify]: iteration  1 :  54  enodes  (cost  36 )
0.107 * * [simplify]: iteration  2 :  167  enodes  (cost  36 )
0.110 * * [simplify]: iteration  3 :  548  enodes  (cost  36 )
0.125 * * [simplify]: iteration  4 :  2690  enodes  (cost  36 )
0.175 * * [simplify]: iteration  5 :  5001  enodes  (cost  36 )
0.176 * [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))
0.176 * * * [progress]: adding candidates to table
0.207 * [progress]: [Phase 3 of 3] Extracting.
0.210 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (fma b a (fma x y (* z t)))
0.210 * * [simplify]: iteration  0 :  10  enodes  (cost  3 )
0.211 * * [simplify]: iteration  1 :  10  enodes  (cost  3 )
0.211 * [simplify]: Simplified to:
   (fma b a (fma x y (* z t)))
1.404 * [regime-testing]: End program error score: 0.011324535879575092