13.194 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.014 * * * [progress]: [2/2] Setting up program.
0.016 * [progress]: [Phase 2 of 3] Improving.
0.016 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- x (* (* y 4.0) z))
0.017 * * [simplify]: iteration  0 :  7  enodes  (cost  7 )
0.018 * * [simplify]: iteration  1 :  13  enodes  (cost  7 )
0.020 * * [simplify]: iteration  2 :  30  enodes  (cost  7 )
0.023 * * [simplify]: iteration  3 :  57  enodes  (cost  7 )
0.031 * * [simplify]: iteration  4 :  61  enodes  (cost  7 )
0.039 * * [simplify]: iteration  done :  61  enodes  (cost  7 )
0.039 * [simplify]: Simplified to:
   (- x (* (* y 4.0) z))
0.039 * * [progress]: iteration 1 / 4
0.039 * * * [progress]: picking best candidate
0.041 * * * * [pick]: Picked  #<alt (λ (x y z) (- x (* (* y 4.0) z)))>
0.041 * * * [progress]: localizing error
0.046 * * * [progress]: generating rewritten candidates
0.046 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.049 * * * [progress]: generating series expansions
0.049 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.049 * [approximate]: Taking taylor expansion of (- x (* 4.0 (* z y))) in (x y z) around 0
0.049 * [taylor]: Taking taylor expansion of (- x (* 4.0 (* z y))) in z
0.049 * [taylor]: Taking taylor expansion of x in z
0.049 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in z
0.049 * [taylor]: Taking taylor expansion of 4.0 in z
0.049 * [taylor]: Taking taylor expansion of (* z y) in z
0.049 * [taylor]: Taking taylor expansion of z in z
0.049 * [taylor]: Taking taylor expansion of y in z
0.049 * [taylor]: Taking taylor expansion of (- x (* 4.0 (* z y))) in y
0.049 * [taylor]: Taking taylor expansion of x in y
0.049 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y
0.049 * [taylor]: Taking taylor expansion of 4.0 in y
0.049 * [taylor]: Taking taylor expansion of (* z y) in y
0.049 * [taylor]: Taking taylor expansion of z in y
0.049 * [taylor]: Taking taylor expansion of y in y
0.049 * [taylor]: Taking taylor expansion of (- x (* 4.0 (* z y))) in x
0.049 * [taylor]: Taking taylor expansion of x in x
0.049 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x
0.049 * [taylor]: Taking taylor expansion of 4.0 in x
0.049 * [taylor]: Taking taylor expansion of (* z y) in x
0.049 * [taylor]: Taking taylor expansion of z in x
0.049 * [taylor]: Taking taylor expansion of y in x
0.049 * [taylor]: Taking taylor expansion of (- x (* 4.0 (* z y))) in x
0.049 * [taylor]: Taking taylor expansion of x in x
0.049 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x
0.049 * [taylor]: Taking taylor expansion of 4.0 in x
0.049 * [taylor]: Taking taylor expansion of (* z y) in x
0.049 * [taylor]: Taking taylor expansion of z in x
0.049 * [taylor]: Taking taylor expansion of y in x
0.050 * [taylor]: Taking taylor expansion of (- (* 4.0 (* z y))) in y
0.050 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y
0.050 * [taylor]: Taking taylor expansion of 4.0 in y
0.050 * [taylor]: Taking taylor expansion of (* z y) in y
0.050 * [taylor]: Taking taylor expansion of z in y
0.050 * [taylor]: Taking taylor expansion of y in y
0.051 * [taylor]: Taking taylor expansion of 0 in z
0.051 * [taylor]: Taking taylor expansion of 1 in y
0.052 * [taylor]: Taking taylor expansion of 1 in z
0.052 * [taylor]: Taking taylor expansion of (- (* 4.0 z)) in z
0.052 * [taylor]: Taking taylor expansion of (* 4.0 z) in z
0.052 * [taylor]: Taking taylor expansion of 4.0 in z
0.052 * [taylor]: Taking taylor expansion of z in z
0.054 * [taylor]: Taking taylor expansion of 0 in y
0.054 * [taylor]: Taking taylor expansion of 0 in z
0.054 * [taylor]: Taking taylor expansion of 0 in z
0.055 * [taylor]: Taking taylor expansion of 0 in z
0.056 * [approximate]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in (x y z) around 0
0.056 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in z
0.056 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.056 * [taylor]: Taking taylor expansion of x in z
0.056 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z
0.056 * [taylor]: Taking taylor expansion of 4.0 in z
0.056 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.056 * [taylor]: Taking taylor expansion of (* z y) in z
0.056 * [taylor]: Taking taylor expansion of z in z
0.056 * [taylor]: Taking taylor expansion of y in z
0.056 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in y
0.056 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.056 * [taylor]: Taking taylor expansion of x in y
0.056 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.056 * [taylor]: Taking taylor expansion of 4.0 in y
0.057 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.057 * [taylor]: Taking taylor expansion of (* z y) in y
0.057 * [taylor]: Taking taylor expansion of z in y
0.057 * [taylor]: Taking taylor expansion of y in y
0.057 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in x
0.057 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.057 * [taylor]: Taking taylor expansion of x in x
0.057 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.057 * [taylor]: Taking taylor expansion of 4.0 in x
0.057 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.057 * [taylor]: Taking taylor expansion of (* z y) in x
0.057 * [taylor]: Taking taylor expansion of z in x
0.057 * [taylor]: Taking taylor expansion of y in x
0.057 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in x
0.057 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.057 * [taylor]: Taking taylor expansion of x in x
0.058 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.058 * [taylor]: Taking taylor expansion of 4.0 in x
0.058 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.058 * [taylor]: Taking taylor expansion of (* z y) in x
0.058 * [taylor]: Taking taylor expansion of z in x
0.058 * [taylor]: Taking taylor expansion of y in x
0.058 * [taylor]: Taking taylor expansion of 1 in y
0.059 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y
0.059 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.059 * [taylor]: Taking taylor expansion of 4.0 in y
0.059 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.059 * [taylor]: Taking taylor expansion of (* z y) in y
0.059 * [taylor]: Taking taylor expansion of z in y
0.059 * [taylor]: Taking taylor expansion of y in y
0.060 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 z))) in z
0.060 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z
0.060 * [taylor]: Taking taylor expansion of 4.0 in z
0.060 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.060 * [taylor]: Taking taylor expansion of z in z
0.061 * [taylor]: Taking taylor expansion of 1 in z
0.062 * [taylor]: Taking taylor expansion of 0 in y
0.068 * [taylor]: Taking taylor expansion of 0 in z
0.068 * [taylor]: Taking taylor expansion of 0 in z
0.072 * [taylor]: Taking taylor expansion of 0 in y
0.072 * [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
0.078 * [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
0.080 * [taylor]: Taking taylor expansion of 0 in z
0.080 * [taylor]: Taking taylor expansion of 0 in z
0.081 * [approximate]: Taking taylor expansion of (- (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in (x y z) around 0
0.081 * [taylor]: Taking taylor expansion of (- (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in z
0.081 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 (* z y))) (/ 1 x)) in z
0.081 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z
0.081 * [taylor]: Taking taylor expansion of 4.0 in z
0.081 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.081 * [taylor]: Taking taylor expansion of (* z y) in z
0.081 * [taylor]: Taking taylor expansion of z in z
0.081 * [taylor]: Taking taylor expansion of y in z
0.082 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.082 * [taylor]: Taking taylor expansion of x in z
0.082 * [taylor]: Taking taylor expansion of (- (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in y
0.082 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 (* z y))) (/ 1 x)) in y
0.082 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.082 * [taylor]: Taking taylor expansion of 4.0 in y
0.082 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.082 * [taylor]: Taking taylor expansion of (* z y) in y
0.082 * [taylor]: Taking taylor expansion of z in y
0.082 * [taylor]: Taking taylor expansion of y in y
0.082 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.082 * [taylor]: Taking taylor expansion of x in y
0.082 * [taylor]: Taking taylor expansion of (- (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in x
0.082 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 (* z y))) (/ 1 x)) in x
0.083 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.083 * [taylor]: Taking taylor expansion of 4.0 in x
0.083 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.083 * [taylor]: Taking taylor expansion of (* z y) in x
0.083 * [taylor]: Taking taylor expansion of z in x
0.083 * [taylor]: Taking taylor expansion of y in x
0.083 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.083 * [taylor]: Taking taylor expansion of x in x
0.083 * [taylor]: Taking taylor expansion of (- (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in x
0.083 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 (* z y))) (/ 1 x)) in x
0.083 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x
0.083 * [taylor]: Taking taylor expansion of 4.0 in x
0.083 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.083 * [taylor]: Taking taylor expansion of (* z y) in x
0.083 * [taylor]: Taking taylor expansion of z in x
0.083 * [taylor]: Taking taylor expansion of y in x
0.083 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.083 * [taylor]: Taking taylor expansion of x in x
0.084 * [taylor]: Taking taylor expansion of -1 in y
0.085 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y
0.085 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y
0.085 * [taylor]: Taking taylor expansion of 4.0 in y
0.085 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.085 * [taylor]: Taking taylor expansion of (* z y) in y
0.085 * [taylor]: Taking taylor expansion of z in y
0.085 * [taylor]: Taking taylor expansion of y in y
0.085 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 z))) in z
0.085 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z
0.085 * [taylor]: Taking taylor expansion of 4.0 in z
0.085 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.086 * [taylor]: Taking taylor expansion of z in z
0.087 * [taylor]: Taking taylor expansion of -1 in z
0.088 * [taylor]: Taking taylor expansion of 0 in y
0.089 * [taylor]: Taking taylor expansion of 0 in z
0.089 * [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
0.094 * [taylor]: Taking taylor expansion of 0 in z
0.094 * [taylor]: Taking taylor expansion of 0 in z
0.098 * [taylor]: Taking taylor expansion of 0 in y
0.098 * [taylor]: Taking taylor expansion of 0 in z
0.098 * [taylor]: Taking taylor expansion of 0 in z
0.100 * [taylor]: Taking taylor expansion of 0 in z
0.100 * [taylor]: Taking taylor expansion of 0 in z
0.100 * * * [progress]: simplifying candidates
0.101 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp x) (exp (* (* y 4.0) z)))
  (log (- x (* (* y 4.0) z)))
  (exp (- x (* (* y 4.0) z)))
  (* (cbrt (- x (* (* y 4.0) z))) (cbrt (- x (* (* y 4.0) z))))
  (cbrt (- x (* (* y 4.0) z)))
  (* (* (- x (* (* y 4.0) z)) (- x (* (* y 4.0) z))) (- x (* (* y 4.0) z)))
  (sqrt (- x (* (* y 4.0) z)))
  (sqrt (- x (* (* y 4.0) z)))
  (- (pow x 3) (pow (* (* y 4.0) z) 3))
  (+ (* x x) (+ (* (* (* y 4.0) z) (* (* y 4.0) z)) (* x (* (* y 4.0) z))))
  (- (* (* y 4.0) z))
  (- (* x x) (* (* (* y 4.0) z) (* (* y 4.0) z)))
  (+ x (* (* y 4.0) z))
  (- (* (* y 4.0) z))
  x
  (- x (* 4.0 (* z y)))
  (- x (* 4.0 (* z y)))
0.102 * * [simplify]: iteration  0 :  32  enodes  (cost  172 )
0.107 * * [simplify]: iteration  1 :  84  enodes  (cost  165 )
0.123 * * [simplify]: iteration  2 :  282  enodes  (cost  151 )
0.215 * * [simplify]: iteration  3 :  1335  enodes  (cost  151 )
1.178 * * [simplify]: iteration  done :  5000  enodes  (cost  151 )
1.178 * [simplify]: Simplified to:
   (exp (- x (* (* y 4.0) z)))
  (log (- x (* (* y 4.0) z)))
  (exp (- x (* (* y 4.0) z)))
  (* (cbrt (- x (* (* y 4.0) z))) (cbrt (- x (* (* y 4.0) z))))
  (cbrt (- x (* (* y 4.0) z)))
  (pow (- x (* 4.0 (* z y))) 3)
  (sqrt (- x (* (* y 4.0) z)))
  (sqrt (- x (* (* y 4.0) z)))
  (- (pow x 3) (pow (* (* y 4.0) z) 3))
  (+ (* x x) (* (* (* y 4.0) z) (+ x (* (* y 4.0) z))))
  (- (* 4.0 (* z y)))
  (- (* x x) (* (* (* y 4.0) z) (* (* y 4.0) z)))
  (+ x (* (* y 4.0) z))
  (- (* 4.0 (* z y)))
  x
  (- x (* 4.0 (* z y)))
  (- x (* 4.0 (* z y)))
1.178 * * * [progress]: adding candidates to table
1.215 * [progress]: [Phase 3 of 3] Extracting.
1.217 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- x (* (* y 4.0) z))
1.217 * * [simplify]: iteration  0 :  7  enodes  (cost  7 )
1.218 * * [simplify]: iteration  1 :  9  enodes  (cost  7 )
1.218 * * [simplify]: iteration  done :  9  enodes  (cost  7 )
1.218 * [simplify]: Simplified to:
   (- x (* (* y 4.0) z))
1.651 * [regime-testing]: End program error score: 0.02212776597074634