1.417 * [progress]: [Phase 1 of 3] Setting up.
0.004 * * * [progress]: [1/2] Preparing points
0.109 * * * [progress]: [2/2] Setting up program.
0.114 * [progress]: [Phase 2 of 3] Improving.
0.117 * [simplify]: Simplifying:
  (+ x (* y (- z x)))
0.118 * * [simplify]: Extracting # 0 : cost  0
0.119 * * [simplify]: Extracting # 1 : cost  0
0.119 * * [simplify]: Extracting # 2 : cost  0
0.119 * * [simplify]: Extracting # 3 : cost  0
0.119 * * [simplify]: Extracting # 4 : cost  0
0.119 * * [simplify]: Extracting # 5 : cost  0
0.119 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
0.127 * * [simplify]: Extracting # 0 : cost  0
0.127 * * [simplify]: Extracting # 1 : cost  0
0.127 * * [simplify]: Extracting # 2 : cost  0
0.127 * * [simplify]: iteration  1 :  10  enodes  (cost  7 )
0.131 * * [simplify]: Extracting # 0 : cost  0
0.131 * * [simplify]: Extracting # 1 : cost  0
0.131 * * [simplify]: Extracting # 2 : cost  0
0.131 * * [simplify]: iteration  2 :  19  enodes  (cost  6 )
0.138 * * [simplify]: Extracting # 0 : cost  0
0.138 * * [simplify]: Extracting # 1 : cost  0
0.138 * * [simplify]: Extracting # 2 : cost  0
0.138 * * [simplify]: iteration  3 :  35  enodes  (cost  6 )
0.146 * * [simplify]: Extracting # 0 : cost  0
0.146 * * [simplify]: Extracting # 1 : cost  0
0.146 * * [simplify]: Extracting # 2 : cost  0
0.146 * * [simplify]: iteration  4 :  60  enodes  (cost  6 )
0.157 * * [simplify]: Extracting # 0 : cost  0
0.157 * * [simplify]: Extracting # 1 : cost  0
0.158 * * [simplify]: Extracting # 2 : cost  0
0.158 * * [simplify]: Extracting # 3 : cost  0
0.158 * * [simplify]: iteration  5 :  86  enodes  (cost  6 )
0.200 * * [simplify]: Extracting # 0 : cost  0
0.200 * * [simplify]: Extracting # 1 : cost  0
0.200 * * [simplify]: Extracting # 2 : cost  0
0.200 * * [simplify]: iteration  6 :  100  enodes  (cost  6 )
0.214 * * [simplify]: Extracting # 0 : cost  0
0.214 * * [simplify]: Extracting # 1 : cost  0
0.214 * * [simplify]: Extracting # 2 : cost  0
0.214 * * [simplify]: Extracting # 3 : cost  0
0.214 * * [simplify]: iteration  7 :  121  enodes  (cost  6 )
0.252 * * [simplify]: Extracting # 0 : cost  0
0.253 * * [simplify]: Extracting # 1 : cost  0
0.253 * * [simplify]: Extracting # 2 : cost  0
0.253 * * [simplify]: iteration  8 :  275  enodes  (cost  6 )
0.423 * * [simplify]: Extracting # 0 : cost  0
0.424 * * [simplify]: Extracting # 1 : cost  0
0.426 * * [simplify]: Extracting # 2 : cost  0
0.428 * * [simplify]: iteration  9 :  820  enodes  (cost  6 )
2.976 * * [simplify]: Extracting # 0 : cost  0
2.983 * * [simplify]: Extracting # 1 : cost  0
2.990 * * [simplify]: Extracting # 2 : cost  0
2.997 * * [simplify]: Extracting # 3 : cost  0
3.003 * * [simplify]: iteration  10 :  3984  enodes  (cost  6 )
4.456 * * [simplify]: Extracting # 0 : cost  0
4.465 * * [simplify]: Extracting # 1 : cost  0
4.474 * * [simplify]: iteration done:  5000  enodes  (cost  6 )
4.475 * [simplify]: Simplified to:
  (fma (- z x) y x)
4.489 * * [progress]: iteration 1 / 4
4.489 * * * [progress]: picking best candidate
4.493 * * * * [pick]: Picked  #<alt (λ (x y z) (fma (- z x) y x))>
4.493 * * * [progress]: localizing error
4.508 * * * [progress]: generating rewritten candidates
4.509 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
4.514 * * * [progress]: generating series expansions
4.515 * * * * [progress]: [ 1 / 1 ] generating series at (2)
4.520 * [backup-simplify]: Simplify (fma (- z x) y x) into (fma (- z x) y x)
4.520 * [approximate]: Taking taylor expansion of (fma (- z x) y x) in (z x y) around 0
4.521 * [taylor]: Taking taylor expansion of (fma (- z x) y x) in y
4.524 * [taylor]: Rewrote expression to (+ (* (- z x) y) x)
4.524 * [taylor]: Taking taylor expansion of (* (- z x) y) in y
4.524 * [taylor]: Taking taylor expansion of (- z x) in y
4.524 * [taylor]: Taking taylor expansion of z in y
4.524 * [backup-simplify]: Simplify z into z
4.524 * [taylor]: Taking taylor expansion of x in y
4.524 * [backup-simplify]: Simplify x into x
4.524 * [taylor]: Taking taylor expansion of y in y
4.524 * [backup-simplify]: Simplify 0 into 0
4.524 * [backup-simplify]: Simplify 1 into 1
4.524 * [taylor]: Taking taylor expansion of x in y
4.524 * [backup-simplify]: Simplify x into x
4.524 * [taylor]: Taking taylor expansion of (fma (- z x) y x) in x
4.525 * [taylor]: Rewrote expression to (+ (* (- z x) y) x)
4.525 * [taylor]: Taking taylor expansion of (* (- z x) y) in x
4.525 * [taylor]: Taking taylor expansion of (- z x) in x
4.525 * [taylor]: Taking taylor expansion of z in x
4.525 * [backup-simplify]: Simplify z into z
4.525 * [taylor]: Taking taylor expansion of x in x
4.525 * [backup-simplify]: Simplify 0 into 0
4.525 * [backup-simplify]: Simplify 1 into 1
4.525 * [taylor]: Taking taylor expansion of y in x
4.525 * [backup-simplify]: Simplify y into y
4.525 * [taylor]: Taking taylor expansion of x in x
4.525 * [backup-simplify]: Simplify 0 into 0
4.525 * [backup-simplify]: Simplify 1 into 1
4.525 * [taylor]: Taking taylor expansion of (fma (- z x) y x) in z
4.525 * [taylor]: Rewrote expression to (+ (* (- z x) y) x)
4.525 * [taylor]: Taking taylor expansion of (* (- z x) y) in z
4.525 * [taylor]: Taking taylor expansion of (- z x) in z
4.525 * [taylor]: Taking taylor expansion of z in z
4.525 * [backup-simplify]: Simplify 0 into 0
4.525 * [backup-simplify]: Simplify 1 into 1
4.525 * [taylor]: Taking taylor expansion of x in z
4.525 * [backup-simplify]: Simplify x into x
4.525 * [taylor]: Taking taylor expansion of y in z
4.525 * [backup-simplify]: Simplify y into y
4.526 * [taylor]: Taking taylor expansion of x in z
4.526 * [backup-simplify]: Simplify x into x
4.526 * [taylor]: Taking taylor expansion of (fma (- z x) y x) in z
4.526 * [taylor]: Rewrote expression to (+ (* (- z x) y) x)
4.526 * [taylor]: Taking taylor expansion of (* (- z x) y) in z
4.526 * [taylor]: Taking taylor expansion of (- z x) in z
4.526 * [taylor]: Taking taylor expansion of z in z
4.526 * [backup-simplify]: Simplify 0 into 0
4.526 * [backup-simplify]: Simplify 1 into 1
4.526 * [taylor]: Taking taylor expansion of x in z
4.526 * [backup-simplify]: Simplify x into x
4.526 * [taylor]: Taking taylor expansion of y in z
4.526 * [backup-simplify]: Simplify y into y
4.526 * [taylor]: Taking taylor expansion of x in z
4.526 * [backup-simplify]: Simplify x into x
4.527 * [backup-simplify]: Simplify (- x) into (- x)
4.527 * [backup-simplify]: Simplify (+ 0 (- x)) into (- x)
4.530 * [backup-simplify]: Simplify (* (- x) y) into (* -1 (* x y))
4.531 * [backup-simplify]: Simplify (+ (* -1 (* x y)) x) into (- x (* x y))
4.531 * [taylor]: Taking taylor expansion of (- x (* x y)) in x
4.531 * [taylor]: Taking taylor expansion of x in x
4.531 * [backup-simplify]: Simplify 0 into 0
4.531 * [backup-simplify]: Simplify 1 into 1
4.531 * [taylor]: Taking taylor expansion of (* x y) in x
4.531 * [taylor]: Taking taylor expansion of x in x
4.531 * [backup-simplify]: Simplify 0 into 0
4.531 * [backup-simplify]: Simplify 1 into 1
4.531 * [taylor]: Taking taylor expansion of y in x
4.531 * [backup-simplify]: Simplify y into y
4.531 * [backup-simplify]: Simplify (* 0 y) into 0
4.532 * [backup-simplify]: Simplify (- 0) into 0
4.532 * [backup-simplify]: Simplify (+ 0 0) into 0
4.532 * [taylor]: Taking taylor expansion of 0 in y
4.532 * [backup-simplify]: Simplify 0 into 0
4.533 * [backup-simplify]: Simplify 0 into 0
4.533 * [backup-simplify]: Simplify (- 0) into 0
4.534 * [backup-simplify]: Simplify (+ 1 0) into 1
4.534 * [backup-simplify]: Simplify (+ (* (- x) 0) (* 1 y)) into y
4.534 * [backup-simplify]: Simplify (+ y 0) into y
4.534 * [taylor]: Taking taylor expansion of y in x
4.534 * [backup-simplify]: Simplify y into y
4.534 * [taylor]: Taking taylor expansion of y in y
4.534 * [backup-simplify]: Simplify 0 into 0
4.534 * [backup-simplify]: Simplify 1 into 1
4.534 * [backup-simplify]: Simplify 0 into 0
4.535 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
4.535 * [backup-simplify]: Simplify (- y) into (- y)
4.535 * [backup-simplify]: Simplify (+ 1 (- y)) into (- 1 y)
4.535 * [taylor]: Taking taylor expansion of (- 1 y) in y
4.535 * [taylor]: Taking taylor expansion of 1 in y
4.535 * [backup-simplify]: Simplify 1 into 1
4.535 * [taylor]: Taking taylor expansion of y in y
4.535 * [backup-simplify]: Simplify 0 into 0
4.535 * [backup-simplify]: Simplify 1 into 1
4.535 * [backup-simplify]: Simplify (- 0) into 0
4.536 * [backup-simplify]: Simplify (+ 1 0) into 1
4.536 * [backup-simplify]: Simplify 1 into 1
4.536 * [backup-simplify]: Simplify 0 into 0
4.536 * [backup-simplify]: Simplify (- 0) into 0
4.537 * [backup-simplify]: Simplify (+ 0 0) into 0
4.538 * [backup-simplify]: Simplify (+ (* (- x) 0) (+ (* 1 0) (* 0 y))) into 0
4.538 * [backup-simplify]: Simplify (+ 0 0) into 0
4.538 * [taylor]: Taking taylor expansion of 0 in x
4.538 * [backup-simplify]: Simplify 0 into 0
4.538 * [taylor]: Taking taylor expansion of 0 in y
4.538 * [backup-simplify]: Simplify 0 into 0
4.538 * [backup-simplify]: Simplify 0 into 0
4.538 * [taylor]: Taking taylor expansion of 0 in y
4.538 * [backup-simplify]: Simplify 0 into 0
4.538 * [backup-simplify]: Simplify 0 into 0
4.539 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
4.540 * [backup-simplify]: Simplify (- 0) into 0
4.540 * [backup-simplify]: Simplify (+ 0 0) into 0
4.540 * [taylor]: Taking taylor expansion of 0 in y
4.540 * [backup-simplify]: Simplify 0 into 0
4.540 * [backup-simplify]: Simplify 0 into 0
4.540 * [backup-simplify]: Simplify 1 into 1
4.541 * [backup-simplify]: Simplify (- 1) into -1
4.541 * [backup-simplify]: Simplify (+ 0 -1) into -1
4.541 * [backup-simplify]: Simplify -1 into -1
4.542 * [backup-simplify]: Simplify (+ (* -1 (* y (* x 1))) (+ (* 1 (* y (* 1 z))) (* 1 (* 1 (* x 1))))) into (- (+ (* z y) x) (* x y))
4.542 * [backup-simplify]: Simplify (fma (- (/ 1 z) (/ 1 x)) (/ 1 y) (/ 1 x)) into (fma (- (/ 1 z) (/ 1 x)) (/ 1 y) (/ 1 x))
4.542 * [approximate]: Taking taylor expansion of (fma (- (/ 1 z) (/ 1 x)) (/ 1 y) (/ 1 x)) in (z x y) around 0
4.542 * [taylor]: Taking taylor expansion of (fma (- (/ 1 z) (/ 1 x)) (/ 1 y) (/ 1 x)) in y
4.543 * [taylor]: Rewrote expression to (+ (* (- (/ 1 z) (/ 1 x)) (/ 1 y)) (/ 1 x))
4.543 * [taylor]: Taking taylor expansion of (* (- (/ 1 z) (/ 1 x)) (/ 1 y)) in y
4.543 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 x)) in y
4.543 * [taylor]: Taking taylor expansion of (/ 1 z) in y
4.543 * [taylor]: Taking taylor expansion of z in y
4.543 * [backup-simplify]: Simplify z into z
4.543 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
4.543 * [taylor]: Taking taylor expansion of (/ 1 x) in y
4.543 * [taylor]: Taking taylor expansion of x in y
4.543 * [backup-simplify]: Simplify x into x
4.543 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
4.543 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.543 * [taylor]: Taking taylor expansion of y in y
4.543 * [backup-simplify]: Simplify 0 into 0
4.543 * [backup-simplify]: Simplify 1 into 1
4.544 * [backup-simplify]: Simplify (/ 1 1) into 1
4.544 * [taylor]: Taking taylor expansion of (/ 1 x) in y
4.544 * [taylor]: Taking taylor expansion of x in y
4.544 * [backup-simplify]: Simplify x into x
4.544 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
4.544 * [taylor]: Taking taylor expansion of (fma (- (/ 1 z) (/ 1 x)) (/ 1 y) (/ 1 x)) in x
4.544 * [taylor]: Rewrote expression to (+ (* (- (/ 1 z) (/ 1 x)) (/ 1 y)) (/ 1 x))
4.544 * [taylor]: Taking taylor expansion of (* (- (/ 1 z) (/ 1 x)) (/ 1 y)) in x
4.544 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 x)) in x
4.544 * [taylor]: Taking taylor expansion of (/ 1 z) in x
4.544 * [taylor]: Taking taylor expansion of z in x
4.544 * [backup-simplify]: Simplify z into z
4.544 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
4.544 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.545 * [taylor]: Taking taylor expansion of x in x
4.545 * [backup-simplify]: Simplify 0 into 0
4.545 * [backup-simplify]: Simplify 1 into 1
4.545 * [backup-simplify]: Simplify (/ 1 1) into 1
4.545 * [taylor]: Taking taylor expansion of (/ 1 y) in x
4.545 * [taylor]: Taking taylor expansion of y in x
4.545 * [backup-simplify]: Simplify y into y
4.545 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
4.545 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.545 * [taylor]: Taking taylor expansion of x in x
4.545 * [backup-simplify]: Simplify 0 into 0
4.545 * [backup-simplify]: Simplify 1 into 1
4.546 * [backup-simplify]: Simplify (/ 1 1) into 1
4.546 * [taylor]: Taking taylor expansion of (fma (- (/ 1 z) (/ 1 x)) (/ 1 y) (/ 1 x)) in z
4.546 * [taylor]: Rewrote expression to (+ (* (- (/ 1 z) (/ 1 x)) (/ 1 y)) (/ 1 x))
4.546 * [taylor]: Taking taylor expansion of (* (- (/ 1 z) (/ 1 x)) (/ 1 y)) in z
4.546 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 x)) in z
4.546 * [taylor]: Taking taylor expansion of (/ 1 z) in z
4.546 * [taylor]: Taking taylor expansion of z in z
4.546 * [backup-simplify]: Simplify 0 into 0
4.546 * [backup-simplify]: Simplify 1 into 1
4.546 * [backup-simplify]: Simplify (/ 1 1) into 1
4.546 * [taylor]: Taking taylor expansion of (/ 1 x) in z
4.547 * [taylor]: Taking taylor expansion of x in z
4.547 * [backup-simplify]: Simplify x into x
4.547 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
4.547 * [taylor]: Taking taylor expansion of (/ 1 y) in z
4.547 * [taylor]: Taking taylor expansion of y in z
4.547 * [backup-simplify]: Simplify y into y
4.547 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
4.547 * [taylor]: Taking taylor expansion of (/ 1 x) in z
4.547 * [taylor]: Taking taylor expansion of x in z
4.547 * [backup-simplify]: Simplify x into x
4.547 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
4.547 * [taylor]: Taking taylor expansion of (fma (- (/ 1 z) (/ 1 x)) (/ 1 y) (/ 1 x)) in z
4.547 * [taylor]: Rewrote expression to (+ (* (- (/ 1 z) (/ 1 x)) (/ 1 y)) (/ 1 x))
4.547 * [taylor]: Taking taylor expansion of (* (- (/ 1 z) (/ 1 x)) (/ 1 y)) in z
4.547 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 x)) in z
4.547 * [taylor]: Taking taylor expansion of (/ 1 z) in z
4.547 * [taylor]: Taking taylor expansion of z in z
4.547 * [backup-simplify]: Simplify 0 into 0
4.547 * [backup-simplify]: Simplify 1 into 1
4.548 * [backup-simplify]: Simplify (/ 1 1) into 1
4.548 * [taylor]: Taking taylor expansion of (/ 1 x) in z
4.548 * [taylor]: Taking taylor expansion of x in z
4.548 * [backup-simplify]: Simplify x into x
4.548 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
4.548 * [taylor]: Taking taylor expansion of (/ 1 y) in z
4.548 * [taylor]: Taking taylor expansion of y in z
4.548 * [backup-simplify]: Simplify y into y
4.548 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
4.548 * [taylor]: Taking taylor expansion of (/ 1 x) in z
4.548 * [taylor]: Taking taylor expansion of x in z
4.548 * [backup-simplify]: Simplify x into x
4.548 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
4.549 * [backup-simplify]: Simplify (+ 1 0) into 1
4.549 * [backup-simplify]: Simplify (* 1 (/ 1 y)) into (/ 1 y)
4.549 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y)
4.549 * [taylor]: Taking taylor expansion of (/ 1 y) in x
4.549 * [taylor]: Taking taylor expansion of y in x
4.549 * [backup-simplify]: Simplify y into y
4.549 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
4.550 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
4.550 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.551 * [backup-simplify]: Simplify (- (/ 1 x)) into (- (/ 1 x))
4.551 * [backup-simplify]: Simplify (+ 0 (- (/ 1 x))) into (- (/ 1 x))
4.551 * [backup-simplify]: Simplify (+ (* 1 0) (* (- (/ 1 x)) (/ 1 y))) into (- (/ 1 (* x y)))
4.552 * [backup-simplify]: Simplify (+ (- (/ 1 (* x y))) (/ 1 x)) into (- (/ 1 x) (/ 1 (* x y)))
4.552 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 (* x y))) in x
4.552 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.552 * [taylor]: Taking taylor expansion of x in x
4.552 * [backup-simplify]: Simplify 0 into 0
4.552 * [backup-simplify]: Simplify 1 into 1
4.552 * [backup-simplify]: Simplify (/ 1 1) into 1
4.552 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
4.552 * [taylor]: Taking taylor expansion of (* x y) in x
4.552 * [taylor]: Taking taylor expansion of x in x
4.552 * [backup-simplify]: Simplify 0 into 0
4.552 * [backup-simplify]: Simplify 1 into 1
4.552 * [taylor]: Taking taylor expansion of y in x
4.552 * [backup-simplify]: Simplify y into y
4.552 * [backup-simplify]: Simplify (* 0 y) into 0
4.553 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
4.553 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
4.553 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
4.553 * [backup-simplify]: Simplify (+ 1 (- (/ 1 y))) into (- 1 (/ 1 y))
4.553 * [taylor]: Taking taylor expansion of (- 1 (/ 1 y)) in y
4.553 * [taylor]: Taking taylor expansion of 1 in y
4.553 * [backup-simplify]: Simplify 1 into 1
4.553 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.553 * [taylor]: Taking taylor expansion of y in y
4.553 * [backup-simplify]: Simplify 0 into 0
4.553 * [backup-simplify]: Simplify 1 into 1
4.554 * [backup-simplify]: Simplify (/ 1 1) into 1
4.554 * [backup-simplify]: Simplify (- 1) into -1
4.554 * [backup-simplify]: Simplify (+ 0 -1) into -1
4.555 * [backup-simplify]: Simplify -1 into -1
4.555 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.555 * [taylor]: Taking taylor expansion of y in y
4.555 * [backup-simplify]: Simplify 0 into 0
4.555 * [backup-simplify]: Simplify 1 into 1
4.555 * [backup-simplify]: Simplify (/ 1 1) into 1
4.555 * [backup-simplify]: Simplify 1 into 1
4.555 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
4.556 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.556 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
4.557 * [backup-simplify]: Simplify (- 0) into 0
4.557 * [backup-simplify]: Simplify (+ 0 0) into 0
4.558 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (- (/ 1 x)) 0) (* 0 (/ 1 y)))) into 0
4.558 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
4.558 * [backup-simplify]: Simplify (+ 0 0) into 0
4.558 * [taylor]: Taking taylor expansion of 0 in x
4.558 * [backup-simplify]: Simplify 0 into 0
4.559 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.560 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
4.560 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
4.561 * [backup-simplify]: Simplify (- 0) into 0
4.561 * [backup-simplify]: Simplify (+ 0 0) into 0
4.561 * [taylor]: Taking taylor expansion of 0 in y
4.561 * [backup-simplify]: Simplify 0 into 0
4.561 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
4.561 * [taylor]: Taking taylor expansion of 0 in y
4.561 * [backup-simplify]: Simplify 0 into 0
4.562 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.562 * [backup-simplify]: Simplify (- 0) into 0
4.563 * [backup-simplify]: Simplify (+ 1 0) into 1
4.563 * [backup-simplify]: Simplify 1 into 1
4.563 * [backup-simplify]: Simplify (+ (* 1 (* 1 (* (/ 1 (/ 1 x)) 1))) (+ (* 1 (* (/ 1 (/ 1 y)) (* 1 (/ 1 (/ 1 z))))) (* -1 (* (/ 1 (/ 1 y)) (* (/ 1 (/ 1 x)) 1))))) into (- (+ (* z y) x) (* x y))
4.564 * [backup-simplify]: Simplify (fma (- (/ 1 (- z)) (/ 1 (- x))) (/ 1 (- y)) (/ 1 (- x))) into (fma (- (/ 1 x) (/ 1 z)) (/ -1 y) (/ -1 x))
4.564 * [approximate]: Taking taylor expansion of (fma (- (/ 1 x) (/ 1 z)) (/ -1 y) (/ -1 x)) in (z x y) around 0
4.564 * [taylor]: Taking taylor expansion of (fma (- (/ 1 x) (/ 1 z)) (/ -1 y) (/ -1 x)) in y
4.564 * [taylor]: Rewrote expression to (+ (* (- (/ 1 x) (/ 1 z)) (/ -1 y)) (/ -1 x))
4.564 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 z)) (/ -1 y)) in y
4.564 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 z)) in y
4.564 * [taylor]: Taking taylor expansion of (/ 1 x) in y
4.564 * [taylor]: Taking taylor expansion of x in y
4.564 * [backup-simplify]: Simplify x into x
4.564 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
4.564 * [taylor]: Taking taylor expansion of (/ 1 z) in y
4.564 * [taylor]: Taking taylor expansion of z in y
4.565 * [backup-simplify]: Simplify z into z
4.565 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
4.565 * [taylor]: Taking taylor expansion of (/ -1 y) in y
4.565 * [taylor]: Taking taylor expansion of -1 in y
4.565 * [backup-simplify]: Simplify -1 into -1
4.565 * [taylor]: Taking taylor expansion of y in y
4.565 * [backup-simplify]: Simplify 0 into 0
4.565 * [backup-simplify]: Simplify 1 into 1
4.565 * [backup-simplify]: Simplify (/ -1 1) into -1
4.565 * [taylor]: Taking taylor expansion of (/ -1 x) in y
4.565 * [taylor]: Taking taylor expansion of -1 in y
4.565 * [backup-simplify]: Simplify -1 into -1
4.565 * [taylor]: Taking taylor expansion of x in y
4.566 * [backup-simplify]: Simplify x into x
4.566 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x)
4.566 * [taylor]: Taking taylor expansion of (fma (- (/ 1 x) (/ 1 z)) (/ -1 y) (/ -1 x)) in x
4.566 * [taylor]: Rewrote expression to (+ (* (- (/ 1 x) (/ 1 z)) (/ -1 y)) (/ -1 x))
4.566 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 z)) (/ -1 y)) in x
4.566 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 z)) in x
4.566 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.566 * [taylor]: Taking taylor expansion of x in x
4.566 * [backup-simplify]: Simplify 0 into 0
4.566 * [backup-simplify]: Simplify 1 into 1
4.566 * [backup-simplify]: Simplify (/ 1 1) into 1
4.566 * [taylor]: Taking taylor expansion of (/ 1 z) in x
4.566 * [taylor]: Taking taylor expansion of z in x
4.566 * [backup-simplify]: Simplify z into z
4.567 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
4.567 * [taylor]: Taking taylor expansion of (/ -1 y) in x
4.567 * [taylor]: Taking taylor expansion of -1 in x
4.567 * [backup-simplify]: Simplify -1 into -1
4.567 * [taylor]: Taking taylor expansion of y in x
4.567 * [backup-simplify]: Simplify y into y
4.567 * [backup-simplify]: Simplify (/ -1 y) into (/ -1 y)
4.567 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.567 * [taylor]: Taking taylor expansion of -1 in x
4.567 * [backup-simplify]: Simplify -1 into -1
4.567 * [taylor]: Taking taylor expansion of x in x
4.567 * [backup-simplify]: Simplify 0 into 0
4.567 * [backup-simplify]: Simplify 1 into 1
4.567 * [backup-simplify]: Simplify (/ -1 1) into -1
4.567 * [taylor]: Taking taylor expansion of (fma (- (/ 1 x) (/ 1 z)) (/ -1 y) (/ -1 x)) in z
4.568 * [taylor]: Rewrote expression to (+ (* (- (/ 1 x) (/ 1 z)) (/ -1 y)) (/ -1 x))
4.568 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 z)) (/ -1 y)) in z
4.568 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 z)) in z
4.568 * [taylor]: Taking taylor expansion of (/ 1 x) in z
4.568 * [taylor]: Taking taylor expansion of x in z
4.568 * [backup-simplify]: Simplify x into x
4.568 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
4.568 * [taylor]: Taking taylor expansion of (/ 1 z) in z
4.568 * [taylor]: Taking taylor expansion of z in z
4.568 * [backup-simplify]: Simplify 0 into 0
4.568 * [backup-simplify]: Simplify 1 into 1
4.568 * [backup-simplify]: Simplify (/ 1 1) into 1
4.568 * [taylor]: Taking taylor expansion of (/ -1 y) in z
4.568 * [taylor]: Taking taylor expansion of -1 in z
4.568 * [backup-simplify]: Simplify -1 into -1
4.568 * [taylor]: Taking taylor expansion of y in z
4.569 * [backup-simplify]: Simplify y into y
4.569 * [backup-simplify]: Simplify (/ -1 y) into (/ -1 y)
4.569 * [taylor]: Taking taylor expansion of (/ -1 x) in z
4.569 * [taylor]: Taking taylor expansion of -1 in z
4.569 * [backup-simplify]: Simplify -1 into -1
4.569 * [taylor]: Taking taylor expansion of x in z
4.569 * [backup-simplify]: Simplify x into x
4.569 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x)
4.569 * [taylor]: Taking taylor expansion of (fma (- (/ 1 x) (/ 1 z)) (/ -1 y) (/ -1 x)) in z
4.569 * [taylor]: Rewrote expression to (+ (* (- (/ 1 x) (/ 1 z)) (/ -1 y)) (/ -1 x))
4.569 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 z)) (/ -1 y)) in z
4.569 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 z)) in z
4.569 * [taylor]: Taking taylor expansion of (/ 1 x) in z
4.569 * [taylor]: Taking taylor expansion of x in z
4.569 * [backup-simplify]: Simplify x into x
4.569 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
4.569 * [taylor]: Taking taylor expansion of (/ 1 z) in z
4.569 * [taylor]: Taking taylor expansion of z in z
4.569 * [backup-simplify]: Simplify 0 into 0
4.569 * [backup-simplify]: Simplify 1 into 1
4.570 * [backup-simplify]: Simplify (/ 1 1) into 1
4.570 * [taylor]: Taking taylor expansion of (/ -1 y) in z
4.570 * [taylor]: Taking taylor expansion of -1 in z
4.570 * [backup-simplify]: Simplify -1 into -1
4.570 * [taylor]: Taking taylor expansion of y in z
4.570 * [backup-simplify]: Simplify y into y
4.570 * [backup-simplify]: Simplify (/ -1 y) into (/ -1 y)
4.570 * [taylor]: Taking taylor expansion of (/ -1 x) in z
4.570 * [taylor]: Taking taylor expansion of -1 in z
4.570 * [backup-simplify]: Simplify -1 into -1
4.570 * [taylor]: Taking taylor expansion of x in z
4.570 * [backup-simplify]: Simplify x into x
4.570 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x)
4.571 * [backup-simplify]: Simplify (- 1) into -1
4.571 * [backup-simplify]: Simplify (+ 0 -1) into -1
4.571 * [backup-simplify]: Simplify (* -1 (/ -1 y)) into (/ 1 y)
4.571 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y)
4.571 * [taylor]: Taking taylor expansion of (/ 1 y) in x
4.571 * [taylor]: Taking taylor expansion of y in x
4.571 * [backup-simplify]: Simplify y into y
4.571 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
4.572 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ -1 y) (/ 0 y)))) into 0
4.573 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.573 * [backup-simplify]: Simplify (- 0) into 0
4.573 * [backup-simplify]: Simplify (+ (/ 1 x) 0) into (/ 1 x)
4.574 * [backup-simplify]: Simplify (+ (* -1 0) (* (/ 1 x) (/ -1 y))) into (- (/ 1 (* x y)))
4.574 * [backup-simplify]: Simplify (+ (- (/ 1 (* x y))) (/ -1 x)) into (- (+ (/ 1 x) (/ 1 (* x y))))
4.574 * [taylor]: Taking taylor expansion of (- (+ (/ 1 x) (/ 1 (* x y)))) in x
4.574 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 (* x y))) in x
4.574 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.574 * [taylor]: Taking taylor expansion of x in x
4.574 * [backup-simplify]: Simplify 0 into 0
4.574 * [backup-simplify]: Simplify 1 into 1
4.575 * [backup-simplify]: Simplify (/ 1 1) into 1
4.575 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
4.575 * [taylor]: Taking taylor expansion of (* x y) in x
4.575 * [taylor]: Taking taylor expansion of x in x
4.575 * [backup-simplify]: Simplify 0 into 0
4.575 * [backup-simplify]: Simplify 1 into 1
4.575 * [taylor]: Taking taylor expansion of y in x
4.575 * [backup-simplify]: Simplify y into y
4.575 * [backup-simplify]: Simplify (* 0 y) into 0
4.575 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
4.575 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
4.575 * [backup-simplify]: Simplify (+ 1 (/ 1 y)) into (+ (/ 1 y) 1)
4.576 * [backup-simplify]: Simplify (- (+ (/ 1 y) 1)) into (- (+ (/ 1 y) 1))
4.576 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) 1)) in y
4.576 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1) in y
4.576 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.576 * [taylor]: Taking taylor expansion of y in y
4.576 * [backup-simplify]: Simplify 0 into 0
4.576 * [backup-simplify]: Simplify 1 into 1
4.576 * [backup-simplify]: Simplify (/ 1 1) into 1
4.576 * [taylor]: Taking taylor expansion of 1 in y
4.576 * [backup-simplify]: Simplify 1 into 1
4.577 * [backup-simplify]: Simplify (+ 1 0) into 1
4.577 * [backup-simplify]: Simplify (- 1) into -1
4.577 * [backup-simplify]: Simplify -1 into -1
4.577 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.577 * [taylor]: Taking taylor expansion of y in y
4.577 * [backup-simplify]: Simplify 0 into 0
4.577 * [backup-simplify]: Simplify 1 into 1
4.578 * [backup-simplify]: Simplify (/ 1 1) into 1
4.578 * [backup-simplify]: Simplify 1 into 1
4.578 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ -1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
4.578 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
4.579 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.579 * [backup-simplify]: Simplify (- 0) into 0
4.580 * [backup-simplify]: Simplify (+ 0 0) into 0
4.580 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 x) 0) (* 0 (/ -1 y)))) into 0
4.580 * [backup-simplify]: Simplify (- (/ 0 x) (+ (* (/ -1 x) (/ 0 x)))) into 0
4.581 * [backup-simplify]: Simplify (+ 0 0) into 0
4.581 * [taylor]: Taking taylor expansion of 0 in x
4.581 * [backup-simplify]: Simplify 0 into 0
4.582 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.582 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
4.583 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
4.583 * [backup-simplify]: Simplify (+ 0 0) into 0
4.583 * [backup-simplify]: Simplify (- 0) into 0
4.583 * [taylor]: Taking taylor expansion of 0 in y
4.583 * [backup-simplify]: Simplify 0 into 0
4.584 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
4.584 * [taylor]: Taking taylor expansion of 0 in y
4.584 * [backup-simplify]: Simplify 0 into 0
4.584 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.585 * [backup-simplify]: Simplify (+ 0 1) into 1
4.585 * [backup-simplify]: Simplify (- 1) into -1
4.585 * [backup-simplify]: Simplify -1 into -1
4.586 * [backup-simplify]: Simplify (+ (* -1 (* 1 (* (/ 1 (/ 1 (- x))) 1))) (+ (* 1 (* (/ 1 (/ 1 (- y))) (* 1 (/ 1 (/ 1 (- z)))))) (* -1 (* (/ 1 (/ 1 (- y))) (* (/ 1 (/ 1 (- x))) 1))))) into (- (+ (* z y) x) (* x y))
4.586 * * * [progress]: simplifying candidates
4.587 * [simplify]: Simplifying:
  (expm1 (fma (- z x) y x))
  (log1p (fma (- z x) y x))
  (* (- z x) y)
  (log (fma (- z x) y x))
  (exp (fma (- z x) y x))
  (* (cbrt (fma (- z x) y x)) (cbrt (fma (- z x) y x)))
  (cbrt (fma (- z x) y x))
  (* (* (fma (- z x) y x) (fma (- z x) y x)) (fma (- z x) y x))
  (sqrt (fma (- z x) y x))
  (sqrt (fma (- z x) y x))
  (- (+ (* z y) x) (* x y))
  (- (+ (* z y) x) (* x y))
  (- (+ (* z y) x) (* x y))
4.587 * * [simplify]: Extracting # 0 : cost  0
4.588 * * [simplify]: Extracting # 1 : cost  0
4.588 * * [simplify]: Extracting # 2 : cost  0
4.588 * * [simplify]: Extracting # 3 : cost  0
4.588 * * [simplify]: Extracting # 4 : cost  0
4.588 * * [simplify]: Extracting # 5 : cost  0
4.588 * * [simplify]: iteration  0 :  19  enodes  (cost  116 )
4.594 * * [simplify]: Extracting # 0 : cost  0
4.595 * * [simplify]: Extracting # 1 : cost  0
4.595 * * [simplify]: Extracting # 2 : cost  0
4.595 * * [simplify]: iteration  1 :  32  enodes  (cost  113 )
4.606 * * [simplify]: Extracting # 0 : cost  0
4.606 * * [simplify]: Extracting # 1 : cost  0
4.606 * * [simplify]: Extracting # 2 : cost  0
4.606 * * [simplify]: iteration  2 :  67  enodes  (cost  95 )
4.656 * * [simplify]: Extracting # 0 : cost  0
4.657 * * [simplify]: Extracting # 1 : cost  0
4.657 * * [simplify]: Extracting # 2 : cost  0
4.658 * * [simplify]: Extracting # 3 : cost  0
4.659 * * [simplify]: Extracting # 4 : cost  0
4.659 * * [simplify]: iteration  3 :  264  enodes  (cost  95 )
5.058 * * [simplify]: Extracting # 0 : cost  0
5.061 * * [simplify]: Extracting # 1 : cost  0
5.063 * * [simplify]: Extracting # 2 : cost  0
5.064 * * [simplify]: Extracting # 3 : cost  0
5.066 * * [simplify]: Extracting # 4 : cost  0
5.072 * * [simplify]: Extracting # 5 : cost  0
5.074 * * [simplify]: iteration  4 :  1906  enodes  (cost  95 )
6.280 * * [simplify]: Extracting # 0 : cost  0
6.294 * * [simplify]: Extracting # 1 : cost  0
6.301 * * [simplify]: Extracting # 2 : cost  0
6.306 * * [simplify]: Extracting # 3 : cost  0
6.316 * * [simplify]: Extracting # 4 : cost  0
6.324 * * [simplify]: iteration done:  5000  enodes  (cost  95 )
6.325 * [simplify]: Simplified to:
  (expm1 (fma (- z x) y x))
  (log1p (fma (- z x) y x))
  (* (- z x) y)
  (log (fma (- z x) y x))
  (exp (fma (- z x) y x))
  (* (cbrt (fma (- z x) y x)) (cbrt (fma (- z x) y x)))
  (cbrt (fma (- z x) y x))
  (pow (fma y (- z x) x) 3)
  (sqrt (fma (- z x) y x))
  (sqrt (fma (- z x) y x))
  (fma y (- z x) x)
  (fma y (- z x) x)
  (fma y (- z x) x)
6.325 * * * [progress]: adding candidates to table
6.373 * [progress]: [Phase 3 of 3] Extracting.
6.376 * [simplify]: Simplifying:
  (fma (- z x) y x)
6.376 * * [simplify]: Extracting # 0 : cost  0
6.376 * * [simplify]: Extracting # 1 : cost  0
6.376 * * [simplify]: Extracting # 2 : cost  0
6.376 * * [simplify]: Extracting # 3 : cost  0
6.376 * * [simplify]: Extracting # 4 : cost  0
6.376 * * [simplify]: iteration  0 :  5  enodes  (cost  6 )
6.377 * * [simplify]: Extracting # 0 : cost  0
6.377 * * [simplify]: iteration done:  5  enodes  (cost  6 )
6.377 * [simplify]: Simplified to:
  (fma (- z x) y x)
7.563 * [regime-testing]: Baseline error score: 0.006375796974621828
7.565 * [regime-testing]: Oracle error score: 0.006375796974621828
7.565 * [regime-testing]: End program error score: 0.006375796974621828