22.050 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.026 * * * [progress]: [2/2] Setting up program.
0.028 * [progress]: [Phase 2 of 3] Improving.
0.028 * [simplify]: Simplifying:
  (+ (+ (/ x 2.0) (* y x)) z)
0.028 * * [simplify]: Extracting # 0 : cost  0
0.029 * * [simplify]: Extracting # 1 : cost  0
0.029 * * [simplify]: Extracting # 2 : cost  0
0.029 * * [simplify]: Extracting # 3 : cost  0
0.029 * * [simplify]: Extracting # 4 : cost  0
0.029 * * [simplify]: Extracting # 5 : cost  0
0.029 * * [simplify]: iteration  0 :  8  enodes  (cost  9 )
0.031 * * [simplify]: Extracting # 0 : cost  0
0.031 * * [simplify]: Extracting # 1 : cost  0
0.031 * * [simplify]: Extracting # 2 : cost  0
0.031 * * [simplify]: iteration  1 :  13  enodes  (cost  9 )
0.034 * * [simplify]: Extracting # 0 : cost  0
0.034 * * [simplify]: Extracting # 1 : cost  0
0.034 * * [simplify]: Extracting # 2 : cost  0
0.034 * * [simplify]: iteration  2 :  23  enodes  (cost  8 )
0.040 * * [simplify]: Extracting # 0 : cost  0
0.040 * * [simplify]: iteration  3 :  27  enodes  (cost  8 )
0.045 * * [simplify]: Extracting # 0 : cost  0
0.045 * * [simplify]: iteration done:  27  enodes  (cost  8 )
0.045 * [simplify]: Simplified to:
  (+ (fma x y (/ x 2.0)) z)
0.050 * * [progress]: iteration 1 / 4
0.050 * * * [progress]: picking best candidate
0.060 * * * * [pick]: Picked  #<alt (λ (x y z) (+ (fma x y (/ x 2.0)) z))>
0.060 * * * [progress]: localizing error
0.072 * * * [progress]: generating rewritten candidates
0.072 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.084 * * * [progress]: generating series expansions
0.084 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.084 * [backup-simplify]: Simplify (+ (fma x y (/ x 2.0)) z) into (+ (fma x y (* 0.5 x)) z)
0.084 * [approximate]: Taking taylor expansion of (+ (fma x y (* 0.5 x)) z) in (x y z) around 0
0.084 * [taylor]: Taking taylor expansion of (+ (fma x y (* 0.5 x)) z) in z
0.084 * [taylor]: Taking taylor expansion of (fma x y (* 0.5 x)) in z
0.084 * [taylor]: Rewrote expression to (+ (* x y) (* 0.5 x))
0.084 * [taylor]: Taking taylor expansion of (* x y) in z
0.084 * [taylor]: Taking taylor expansion of x in z
0.084 * [backup-simplify]: Simplify x into x
0.084 * [taylor]: Taking taylor expansion of y in z
0.084 * [backup-simplify]: Simplify y into y
0.084 * [taylor]: Taking taylor expansion of (* 0.5 x) in z
0.085 * [taylor]: Taking taylor expansion of 0.5 in z
0.085 * [backup-simplify]: Simplify 0.5 into 0.5
0.085 * [taylor]: Taking taylor expansion of x in z
0.085 * [backup-simplify]: Simplify x into x
0.085 * [taylor]: Taking taylor expansion of z in z
0.085 * [backup-simplify]: Simplify 0 into 0
0.085 * [backup-simplify]: Simplify 1 into 1
0.085 * [taylor]: Taking taylor expansion of (+ (fma x y (* 0.5 x)) z) in y
0.085 * [taylor]: Taking taylor expansion of (fma x y (* 0.5 x)) in y
0.085 * [taylor]: Rewrote expression to (+ (* x y) (* 0.5 x))
0.085 * [taylor]: Taking taylor expansion of (* x y) in y
0.085 * [taylor]: Taking taylor expansion of x in y
0.085 * [backup-simplify]: Simplify x into x
0.085 * [taylor]: Taking taylor expansion of y in y
0.085 * [backup-simplify]: Simplify 0 into 0
0.085 * [backup-simplify]: Simplify 1 into 1
0.085 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
0.085 * [taylor]: Taking taylor expansion of 0.5 in y
0.085 * [backup-simplify]: Simplify 0.5 into 0.5
0.085 * [taylor]: Taking taylor expansion of x in y
0.085 * [backup-simplify]: Simplify x into x
0.085 * [taylor]: Taking taylor expansion of z in y
0.085 * [backup-simplify]: Simplify z into z
0.085 * [taylor]: Taking taylor expansion of (+ (fma x y (* 0.5 x)) z) in x
0.085 * [taylor]: Taking taylor expansion of (fma x y (* 0.5 x)) in x
0.085 * [taylor]: Rewrote expression to (+ (* x y) (* 0.5 x))
0.085 * [taylor]: Taking taylor expansion of (* x y) in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.086 * [backup-simplify]: Simplify 0 into 0
0.086 * [backup-simplify]: Simplify 1 into 1
0.086 * [taylor]: Taking taylor expansion of y in x
0.086 * [backup-simplify]: Simplify y into y
0.086 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.086 * [taylor]: Taking taylor expansion of 0.5 in x
0.086 * [backup-simplify]: Simplify 0.5 into 0.5
0.086 * [taylor]: Taking taylor expansion of x in x
0.086 * [backup-simplify]: Simplify 0 into 0
0.086 * [backup-simplify]: Simplify 1 into 1
0.086 * [taylor]: Taking taylor expansion of z in x
0.086 * [backup-simplify]: Simplify z into z
0.086 * [taylor]: Taking taylor expansion of (+ (fma x y (* 0.5 x)) z) in x
0.086 * [taylor]: Taking taylor expansion of (fma x y (* 0.5 x)) in x
0.086 * [taylor]: Rewrote expression to (+ (* x y) (* 0.5 x))
0.086 * [taylor]: Taking taylor expansion of (* x y) in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.086 * [backup-simplify]: Simplify 0 into 0
0.086 * [backup-simplify]: Simplify 1 into 1
0.086 * [taylor]: Taking taylor expansion of y in x
0.086 * [backup-simplify]: Simplify y into y
0.086 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.086 * [taylor]: Taking taylor expansion of 0.5 in x
0.086 * [backup-simplify]: Simplify 0.5 into 0.5
0.086 * [taylor]: Taking taylor expansion of x in x
0.086 * [backup-simplify]: Simplify 0 into 0
0.086 * [backup-simplify]: Simplify 1 into 1
0.086 * [taylor]: Taking taylor expansion of z in x
0.086 * [backup-simplify]: Simplify z into z
0.087 * [backup-simplify]: Simplify (* 0 y) into 0
0.087 * [backup-simplify]: Simplify (* 0.5 0) into 0
0.088 * [backup-simplify]: Simplify (+ 0 0) into 0
0.088 * [backup-simplify]: Simplify (+ 0 z) into z
0.088 * [taylor]: Taking taylor expansion of z in y
0.088 * [backup-simplify]: Simplify z into z
0.088 * [taylor]: Taking taylor expansion of z in z
0.088 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify 1 into 1
0.088 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.090 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
0.090 * [backup-simplify]: Simplify (+ y 0.5) into (+ y 0.5)
0.090 * [backup-simplify]: Simplify (+ (+ y 0.5) 0) into (+ y 0.5)
0.090 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
0.090 * [taylor]: Taking taylor expansion of y in y
0.090 * [backup-simplify]: Simplify 0 into 0
0.090 * [backup-simplify]: Simplify 1 into 1
0.090 * [taylor]: Taking taylor expansion of 0.5 in y
0.090 * [backup-simplify]: Simplify 0.5 into 0.5
0.091 * [backup-simplify]: Simplify (+ 0 0.5) into 0.5
0.091 * [taylor]: Taking taylor expansion of 0.5 in z
0.091 * [backup-simplify]: Simplify 0.5 into 0.5
0.091 * [backup-simplify]: Simplify 0.5 into 0.5
0.091 * [taylor]: Taking taylor expansion of 0 in z
0.091 * [backup-simplify]: Simplify 0 into 0
0.091 * [backup-simplify]: Simplify 0 into 0
0.091 * [backup-simplify]: Simplify 1 into 1
0.092 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.093 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
0.093 * [backup-simplify]: Simplify (+ 0 0) into 0
0.093 * [backup-simplify]: Simplify (+ 0 0) into 0
0.093 * [taylor]: Taking taylor expansion of 0 in y
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [taylor]: Taking taylor expansion of 0 in z
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify 0 into 0
0.094 * [backup-simplify]: Simplify (+ 1 0) into 1
0.094 * [taylor]: Taking taylor expansion of 1 in z
0.094 * [backup-simplify]: Simplify 1 into 1
0.094 * [backup-simplify]: Simplify 1 into 1
0.095 * [backup-simplify]: Simplify (+ (* 1 (* 1 (* y x))) (+ (* 1 (* z (* 1 1))) (* 0.5 (* 1 (* 1 x))))) into (+ (* 0.5 x) (+ z (* x y)))
0.095 * [backup-simplify]: Simplify (+ (fma (/ 1 x) (/ 1 y) (/ (/ 1 x) 2.0)) (/ 1 z)) into (+ (/ 1 z) (fma (/ 1 x) (/ 1 y) (/ 0.5 x)))
0.095 * [approximate]: Taking taylor expansion of (+ (/ 1 z) (fma (/ 1 x) (/ 1 y) (/ 0.5 x))) in (x y z) around 0
0.095 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (fma (/ 1 x) (/ 1 y) (/ 0.5 x))) in z
0.095 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.095 * [taylor]: Taking taylor expansion of z in z
0.095 * [backup-simplify]: Simplify 0 into 0
0.095 * [backup-simplify]: Simplify 1 into 1
0.096 * [backup-simplify]: Simplify (/ 1 1) into 1
0.096 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 0.5 x)) in z
0.096 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 0.5 x))
0.096 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in z
0.096 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.096 * [taylor]: Taking taylor expansion of x in z
0.096 * [backup-simplify]: Simplify x into x
0.096 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.096 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.096 * [taylor]: Taking taylor expansion of y in z
0.096 * [backup-simplify]: Simplify y into y
0.096 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.097 * [taylor]: Taking taylor expansion of (/ 0.5 x) in z
0.097 * [taylor]: Taking taylor expansion of 0.5 in z
0.097 * [backup-simplify]: Simplify 0.5 into 0.5
0.097 * [taylor]: Taking taylor expansion of x in z
0.097 * [backup-simplify]: Simplify x into x
0.097 * [backup-simplify]: Simplify (/ 0.5 x) into (/ 0.5 x)
0.097 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (fma (/ 1 x) (/ 1 y) (/ 0.5 x))) in y
0.097 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.097 * [taylor]: Taking taylor expansion of z in y
0.097 * [backup-simplify]: Simplify z into z
0.097 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
0.097 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 0.5 x)) in y
0.097 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 0.5 x))
0.097 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in y
0.097 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.097 * [taylor]: Taking taylor expansion of x in y
0.097 * [backup-simplify]: Simplify x into x
0.097 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.097 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.097 * [taylor]: Taking taylor expansion of y in y
0.097 * [backup-simplify]: Simplify 0 into 0
0.097 * [backup-simplify]: Simplify 1 into 1
0.098 * [backup-simplify]: Simplify (/ 1 1) into 1
0.098 * [taylor]: Taking taylor expansion of (/ 0.5 x) in y
0.098 * [taylor]: Taking taylor expansion of 0.5 in y
0.098 * [backup-simplify]: Simplify 0.5 into 0.5
0.098 * [taylor]: Taking taylor expansion of x in y
0.098 * [backup-simplify]: Simplify x into x
0.098 * [backup-simplify]: Simplify (/ 0.5 x) into (/ 0.5 x)
0.098 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (fma (/ 1 x) (/ 1 y) (/ 0.5 x))) in x
0.098 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.098 * [taylor]: Taking taylor expansion of z in x
0.098 * [backup-simplify]: Simplify z into z
0.098 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
0.098 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 0.5 x)) in x
0.098 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 0.5 x))
0.098 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in x
0.098 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.098 * [taylor]: Taking taylor expansion of x in x
0.098 * [backup-simplify]: Simplify 0 into 0
0.098 * [backup-simplify]: Simplify 1 into 1
0.099 * [backup-simplify]: Simplify (/ 1 1) into 1
0.099 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.099 * [taylor]: Taking taylor expansion of y in x
0.099 * [backup-simplify]: Simplify y into y
0.099 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.099 * [taylor]: Taking taylor expansion of (/ 0.5 x) in x
0.099 * [taylor]: Taking taylor expansion of 0.5 in x
0.099 * [backup-simplify]: Simplify 0.5 into 0.5
0.099 * [taylor]: Taking taylor expansion of x in x
0.099 * [backup-simplify]: Simplify 0 into 0
0.099 * [backup-simplify]: Simplify 1 into 1
0.100 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
0.100 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (fma (/ 1 x) (/ 1 y) (/ 0.5 x))) in x
0.100 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.100 * [taylor]: Taking taylor expansion of z in x
0.100 * [backup-simplify]: Simplify z into z
0.100 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
0.100 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 y) (/ 0.5 x)) in x
0.100 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 y)) (/ 0.5 x))
0.100 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 y)) in x
0.100 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.100 * [taylor]: Taking taylor expansion of x in x
0.100 * [backup-simplify]: Simplify 0 into 0
0.100 * [backup-simplify]: Simplify 1 into 1
0.100 * [backup-simplify]: Simplify (/ 1 1) into 1
0.100 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.101 * [taylor]: Taking taylor expansion of y in x
0.101 * [backup-simplify]: Simplify y into y
0.101 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.101 * [taylor]: Taking taylor expansion of (/ 0.5 x) in x
0.101 * [taylor]: Taking taylor expansion of 0.5 in x
0.101 * [backup-simplify]: Simplify 0.5 into 0.5
0.101 * [taylor]: Taking taylor expansion of x in x
0.101 * [backup-simplify]: Simplify 0 into 0
0.101 * [backup-simplify]: Simplify 1 into 1
0.101 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
0.101 * [backup-simplify]: Simplify (* 1 (/ 1 y)) into (/ 1 y)
0.101 * [backup-simplify]: Simplify (+ (/ 1 y) 0.5) into (+ (/ 1 y) 0.5)
0.102 * [backup-simplify]: Simplify (+ 0 (+ (/ 1 y) 0.5)) into (+ (/ 1 y) 0.5)
0.102 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in y
0.102 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.102 * [taylor]: Taking taylor expansion of y in y
0.102 * [backup-simplify]: Simplify 0 into 0
0.102 * [backup-simplify]: Simplify 1 into 1
0.102 * [backup-simplify]: Simplify (/ 1 1) into 1
0.102 * [taylor]: Taking taylor expansion of 0.5 in y
0.102 * [backup-simplify]: Simplify 0.5 into 0.5
0.103 * [backup-simplify]: Simplify (+ 1 0) into 1
0.103 * [taylor]: Taking taylor expansion of 1 in z
0.103 * [backup-simplify]: Simplify 1 into 1
0.103 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.103 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.104 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 (/ 1 y))) into 0
0.105 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)))) into 0
0.105 * [backup-simplify]: Simplify (+ 0 0) into 0
0.105 * [backup-simplify]: Simplify (+ (/ 1 z) 0) into (/ 1 z)
0.105 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.105 * [taylor]: Taking taylor expansion of z in y
0.105 * [backup-simplify]: Simplify z into z
0.105 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
0.106 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.107 * [backup-simplify]: Simplify (+ 0 0.5) into 0.5
0.107 * [taylor]: Taking taylor expansion of 0.5 in z
0.107 * [backup-simplify]: Simplify 0.5 into 0.5
0.107 * [backup-simplify]: Simplify 1 into 1
0.107 * [backup-simplify]: Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0
0.107 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.108 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.109 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 y)))) into 0
0.109 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.109 * [backup-simplify]: Simplify (+ 0 0) into 0
0.110 * [backup-simplify]: Simplify (+ 0 0) into 0
0.110 * [taylor]: Taking taylor expansion of 0 in y
0.110 * [backup-simplify]: Simplify 0 into 0
0.110 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.110 * [taylor]: Taking taylor expansion of z in z
0.110 * [backup-simplify]: Simplify 0 into 0
0.110 * [backup-simplify]: Simplify 1 into 1
0.110 * [backup-simplify]: Simplify (/ 1 1) into 1
0.110 * [backup-simplify]: Simplify 1 into 1
0.111 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.111 * [backup-simplify]: Simplify (+ 0 0) into 0
0.111 * [taylor]: Taking taylor expansion of 0 in z
0.111 * [backup-simplify]: Simplify 0 into 0
0.111 * [backup-simplify]: Simplify 0.5 into 0.5
0.111 * [backup-simplify]: Simplify (+ (* 0.5 (* 1 (* 1 (/ 1 (/ 1 x))))) (+ (* 1 (* (/ 1 (/ 1 z)) (* 1 1))) (* 1 (* 1 (* (/ 1 (/ 1 y)) (/ 1 (/ 1 x))))))) into (+ (* 0.5 x) (+ z (* x y)))
0.112 * [backup-simplify]: Simplify (+ (fma (/ 1 (- x)) (/ 1 (- y)) (/ (/ 1 (- x)) 2.0)) (/ 1 (- z))) into (- (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) (/ 1 z))
0.112 * [approximate]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) (/ 1 z)) in (x y z) around 0
0.112 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) (/ 1 z)) in z
0.112 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) in z
0.112 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ -0.5 x))
0.112 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in z
0.112 * [taylor]: Taking taylor expansion of (/ -1 x) in z
0.112 * [taylor]: Taking taylor expansion of -1 in z
0.112 * [backup-simplify]: Simplify -1 into -1
0.112 * [taylor]: Taking taylor expansion of x in z
0.112 * [backup-simplify]: Simplify x into x
0.112 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x)
0.112 * [taylor]: Taking taylor expansion of (/ -1 y) in z
0.112 * [taylor]: Taking taylor expansion of -1 in z
0.112 * [backup-simplify]: Simplify -1 into -1
0.112 * [taylor]: Taking taylor expansion of y in z
0.112 * [backup-simplify]: Simplify y into y
0.112 * [backup-simplify]: Simplify (/ -1 y) into (/ -1 y)
0.112 * [taylor]: Taking taylor expansion of (/ -0.5 x) in z
0.112 * [taylor]: Taking taylor expansion of -0.5 in z
0.112 * [backup-simplify]: Simplify -0.5 into -0.5
0.112 * [taylor]: Taking taylor expansion of x in z
0.112 * [backup-simplify]: Simplify x into x
0.112 * [backup-simplify]: Simplify (/ -0.5 x) into (/ -0.5 x)
0.112 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.112 * [taylor]: Taking taylor expansion of z in z
0.112 * [backup-simplify]: Simplify 0 into 0
0.112 * [backup-simplify]: Simplify 1 into 1
0.113 * [backup-simplify]: Simplify (/ 1 1) into 1
0.113 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) (/ 1 z)) in y
0.113 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) in y
0.113 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ -0.5 x))
0.113 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in y
0.113 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.113 * [taylor]: Taking taylor expansion of -1 in y
0.113 * [backup-simplify]: Simplify -1 into -1
0.113 * [taylor]: Taking taylor expansion of x in y
0.113 * [backup-simplify]: Simplify x into x
0.113 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x)
0.113 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.113 * [taylor]: Taking taylor expansion of -1 in y
0.113 * [backup-simplify]: Simplify -1 into -1
0.113 * [taylor]: Taking taylor expansion of y in y
0.113 * [backup-simplify]: Simplify 0 into 0
0.113 * [backup-simplify]: Simplify 1 into 1
0.113 * [backup-simplify]: Simplify (/ -1 1) into -1
0.113 * [taylor]: Taking taylor expansion of (/ -0.5 x) in y
0.113 * [taylor]: Taking taylor expansion of -0.5 in y
0.113 * [backup-simplify]: Simplify -0.5 into -0.5
0.113 * [taylor]: Taking taylor expansion of x in y
0.113 * [backup-simplify]: Simplify x into x
0.113 * [backup-simplify]: Simplify (/ -0.5 x) into (/ -0.5 x)
0.113 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.113 * [taylor]: Taking taylor expansion of z in y
0.113 * [backup-simplify]: Simplify z into z
0.113 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
0.113 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) (/ 1 z)) in x
0.113 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) in x
0.114 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ -0.5 x))
0.114 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in x
0.114 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.114 * [taylor]: Taking taylor expansion of -1 in x
0.114 * [backup-simplify]: Simplify -1 into -1
0.114 * [taylor]: Taking taylor expansion of x in x
0.114 * [backup-simplify]: Simplify 0 into 0
0.114 * [backup-simplify]: Simplify 1 into 1
0.114 * [backup-simplify]: Simplify (/ -1 1) into -1
0.114 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.114 * [taylor]: Taking taylor expansion of -1 in x
0.114 * [backup-simplify]: Simplify -1 into -1
0.114 * [taylor]: Taking taylor expansion of y in x
0.114 * [backup-simplify]: Simplify y into y
0.114 * [backup-simplify]: Simplify (/ -1 y) into (/ -1 y)
0.114 * [taylor]: Taking taylor expansion of (/ -0.5 x) in x
0.114 * [taylor]: Taking taylor expansion of -0.5 in x
0.114 * [backup-simplify]: Simplify -0.5 into -0.5
0.114 * [taylor]: Taking taylor expansion of x in x
0.114 * [backup-simplify]: Simplify 0 into 0
0.114 * [backup-simplify]: Simplify 1 into 1
0.114 * [backup-simplify]: Simplify (/ -0.5 1) into -0.5
0.114 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.114 * [taylor]: Taking taylor expansion of z in x
0.115 * [backup-simplify]: Simplify z into z
0.115 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
0.115 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) (/ 1 z)) in x
0.115 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 y) (/ -0.5 x)) in x
0.115 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 y)) (/ -0.5 x))
0.115 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 y)) in x
0.115 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.115 * [taylor]: Taking taylor expansion of -1 in x
0.115 * [backup-simplify]: Simplify -1 into -1
0.115 * [taylor]: Taking taylor expansion of x in x
0.115 * [backup-simplify]: Simplify 0 into 0
0.115 * [backup-simplify]: Simplify 1 into 1
0.115 * [backup-simplify]: Simplify (/ -1 1) into -1
0.115 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.115 * [taylor]: Taking taylor expansion of -1 in x
0.115 * [backup-simplify]: Simplify -1 into -1
0.115 * [taylor]: Taking taylor expansion of y in x
0.115 * [backup-simplify]: Simplify y into y
0.115 * [backup-simplify]: Simplify (/ -1 y) into (/ -1 y)
0.115 * [taylor]: Taking taylor expansion of (/ -0.5 x) in x
0.115 * [taylor]: Taking taylor expansion of -0.5 in x
0.115 * [backup-simplify]: Simplify -0.5 into -0.5
0.115 * [taylor]: Taking taylor expansion of x in x
0.115 * [backup-simplify]: Simplify 0 into 0
0.115 * [backup-simplify]: Simplify 1 into 1
0.116 * [backup-simplify]: Simplify (/ -0.5 1) into -0.5
0.116 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.116 * [taylor]: Taking taylor expansion of z in x
0.116 * [backup-simplify]: Simplify z into z
0.116 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
0.116 * [backup-simplify]: Simplify (* -1 (/ -1 y)) into (/ 1 y)
0.116 * [backup-simplify]: Simplify (+ (/ 1 y) -0.5) into (- (/ 1 y) 0.5)
0.116 * [backup-simplify]: Simplify (+ (- (/ 1 y) 0.5) 0) into (- (/ 1 y) 0.5)
0.116 * [taylor]: Taking taylor expansion of (- (/ 1 y) 0.5) in y
0.116 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.116 * [taylor]: Taking taylor expansion of y in y
0.116 * [backup-simplify]: Simplify 0 into 0
0.116 * [backup-simplify]: Simplify 1 into 1
0.116 * [backup-simplify]: Simplify (/ 1 1) into 1
0.116 * [taylor]: Taking taylor expansion of 0.5 in y
0.116 * [backup-simplify]: Simplify 0.5 into 0.5
0.117 * [backup-simplify]: Simplify (+ 1 0) into 1
0.117 * [taylor]: Taking taylor expansion of 1 in z
0.117 * [backup-simplify]: Simplify 1 into 1
0.117 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ -1 y) (/ 0 y)))) into 0
0.117 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
0.117 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 (/ -1 y))) into 0
0.118 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)))) into 0
0.118 * [backup-simplify]: Simplify (+ 0 0) into 0
0.118 * [backup-simplify]: Simplify (- (/ 1 z)) into (- (/ 1 z))
0.118 * [backup-simplify]: Simplify (+ 0 (- (/ 1 z))) into (- (/ 1 z))
0.118 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in y
0.118 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.118 * [taylor]: Taking taylor expansion of z in y
0.118 * [backup-simplify]: Simplify z into z
0.118 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
0.119 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.119 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.120 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.120 * [taylor]: Taking taylor expansion of (- 0.5) in z
0.120 * [taylor]: Taking taylor expansion of 0.5 in z
0.120 * [backup-simplify]: Simplify 0.5 into 0.5
0.120 * [backup-simplify]: Simplify 1 into 1
0.120 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ -1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.120 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.121 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 y)))) into 0
0.121 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.122 * [backup-simplify]: Simplify (+ 0 0) into 0
0.122 * [backup-simplify]: Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0
0.122 * [backup-simplify]: Simplify (- 0) into 0
0.122 * [backup-simplify]: Simplify (+ 0 0) into 0
0.122 * [taylor]: Taking taylor expansion of 0 in y
0.122 * [backup-simplify]: Simplify 0 into 0
0.122 * [backup-simplify]: Simplify (- (/ 1 z)) into (- (/ 1 z))
0.122 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in z
0.122 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.122 * [taylor]: Taking taylor expansion of z in z
0.122 * [backup-simplify]: Simplify 0 into 0
0.122 * [backup-simplify]: Simplify 1 into 1
0.123 * [backup-simplify]: Simplify (/ 1 1) into 1
0.123 * [backup-simplify]: Simplify (- 1) into -1
0.123 * [backup-simplify]: Simplify -1 into -1
0.123 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.124 * [backup-simplify]: Simplify (- 0) into 0
0.124 * [backup-simplify]: Simplify (+ 0 0) into 0
0.124 * [taylor]: Taking taylor expansion of 0 in z
0.124 * [backup-simplify]: Simplify 0 into 0
0.124 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.124 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.125 * [backup-simplify]: Simplify (+ (* (- 0.5) (* 1 (* 1 (/ 1 (/ 1 (- x)))))) (+ (* -1 (* (/ 1 (/ 1 (- z))) (* 1 1))) (* 1 (* 1 (* (/ 1 (/ 1 (- y))) (/ 1 (/ 1 (- x)))))))) into (+ (* 0.5 x) (+ z (* x y)))
0.125 * * * [progress]: simplifying candidates
0.126 * [simplify]: Simplifying:
  (expm1 (+ (fma x y (/ x 2.0)) z))
  (log1p (+ (fma x y (/ x 2.0)) z))
  (* (exp (fma x y (/ x 2.0))) (exp z))
  (log (+ (fma x y (/ x 2.0)) z))
  (exp (+ (fma x y (/ x 2.0)) z))
  (* (cbrt (+ (fma x y (/ x 2.0)) z)) (cbrt (+ (fma x y (/ x 2.0)) z)))
  (cbrt (+ (fma x y (/ x 2.0)) z))
  (* (* (+ (fma x y (/ x 2.0)) z) (+ (fma x y (/ x 2.0)) z)) (+ (fma x y (/ x 2.0)) z))
  (sqrt (+ (fma x y (/ x 2.0)) z))
  (sqrt (+ (fma x y (/ x 2.0)) z))
  (+ (pow (fma x y (/ x 2.0)) 3) (pow z 3))
  (+ (* (fma x y (/ x 2.0)) (fma x y (/ x 2.0))) (- (* z z) (* (fma x y (/ x 2.0)) z)))
  (- (* (fma x y (/ x 2.0)) (fma x y (/ x 2.0))) (* z z))
  (- (fma x y (/ x 2.0)) z)
  (+ (fma x y (/ x 2.0)) z)
  (+ (/ x 2.0) z)
  (+ (* 0.5 x) (+ z (* x y)))
  (+ (* 0.5 x) (+ z (* x y)))
  (+ (* 0.5 x) (+ z (* x y)))
0.126 * * [simplify]: Extracting # 0 : cost  0
0.126 * * [simplify]: Extracting # 1 : cost  0
0.126 * * [simplify]: Extracting # 2 : cost  0
0.126 * * [simplify]: Extracting # 3 : cost  0
0.126 * * [simplify]: Extracting # 4 : cost  0
0.126 * * [simplify]: Extracting # 5 : cost  0
0.126 * * [simplify]: Extracting # 6 : cost  0
0.126 * * [simplify]: iteration  0 :  36  enodes  (cost  221 )
0.138 * * [simplify]: Extracting # 0 : cost  0
0.138 * * [simplify]: Extracting # 1 : cost  0
0.138 * * [simplify]: Extracting # 2 : cost  0
0.138 * * [simplify]: Extracting # 3 : cost  0
0.138 * * [simplify]: Extracting # 4 : cost  0
0.138 * * [simplify]: iteration  1 :  88  enodes  (cost  214 )
0.171 * * [simplify]: Extracting # 0 : cost  0
0.171 * * [simplify]: Extracting # 1 : cost  0
0.172 * * [simplify]: Extracting # 2 : cost  0
0.172 * * [simplify]: Extracting # 3 : cost  0
0.172 * * [simplify]: Extracting # 4 : cost  0
0.173 * * [simplify]: iteration  2 :  231  enodes  (cost  195 )
0.286 * * [simplify]: Extracting # 0 : cost  0
0.287 * * [simplify]: Extracting # 1 : cost  0
0.289 * * [simplify]: Extracting # 2 : cost  0
0.290 * * [simplify]: Extracting # 3 : cost  0
0.291 * * [simplify]: Extracting # 4 : cost  0
0.292 * * [simplify]: iteration  3 :  841  enodes  (cost  190 )
1.390 * * [simplify]: Extracting # 0 : cost  0
1.395 * * [simplify]: Extracting # 1 : cost  0
1.401 * * [simplify]: Extracting # 2 : cost  0
1.409 * * [simplify]: Extracting # 3 : cost  0
1.416 * * [simplify]: Extracting # 4 : cost  0
1.424 * * [simplify]: Extracting # 5 : cost  0
1.430 * * [simplify]: iteration  4 :  4437  enodes  (cost  187 )
2.905 * * [simplify]: Extracting # 0 : cost  0
2.911 * * [simplify]: Extracting # 1 : cost  0
2.927 * * [simplify]: iteration done:  5000  enodes  (cost  187 )
2.927 * [simplify]: Simplified to:
  (expm1 (+ (fma x y (/ x 2.0)) z))
  (log1p (+ (fma x y (/ x 2.0)) z))
  (exp (+ (fma x y (/ x 2.0)) z))
  (log (+ (fma x y (/ x 2.0)) z))
  (exp (+ (fma x y (/ x 2.0)) z))
  (* (cbrt (+ (fma x y (/ x 2.0)) z)) (cbrt (+ (fma x y (/ x 2.0)) z)))
  (cbrt (+ (fma x y (/ x 2.0)) z))
  (pow (+ (fma x y (/ x 2.0)) z) 3)
  (sqrt (+ (fma x y (/ x 2.0)) z))
  (sqrt (+ (fma x y (/ x 2.0)) z))
  (+ (pow (fma x y (/ x 2.0)) 3) (pow z 3))
  (fma z z (* (fma x y (/ x 2.0)) (- (fma x y (/ x 2.0)) z)))
  (- (* (fma x y (/ x 2.0)) (fma x y (/ x 2.0))) (* z z))
  (- (fma x y (/ x 2.0)) z)
  (+ (fma x y (/ x 2.0)) z)
  (+ (/ x 2.0) z)
  (fma x (+ y 0.5) z)
  (fma x (+ y 0.5) z)
  (fma x (+ y 0.5) z)
2.927 * * * [progress]: adding candidates to table
2.994 * * [progress]: iteration 2 / 4
2.994 * * * [progress]: picking best candidate
2.995 * * * * [pick]: Picked  #<alt (λ (x y z) (fma x (+ y 0.5) z))>
2.995 * * * [progress]: localizing error
3.004 * * * [progress]: generating rewritten candidates
3.005 * * * [progress]: generating series expansions
3.005 * * * [progress]: simplifying candidates
3.005 * [simplify]: Simplifying:
  
3.005 * * [simplify]: Extracting # 0 : cost  0
3.005 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
3.005 * * [simplify]: Extracting # 0 : cost  0
3.005 * * [simplify]: iteration done:  0  enodes  (cost  0 )
3.005 * [simplify]: Simplified to:
  
3.005 * * * [progress]: adding candidates to table
3.005 * [progress]: [Phase 3 of 3] Extracting.
3.007 * [simplify]: Simplifying:
  (fma x (+ y 0.5) z)
3.007 * * [simplify]: Extracting # 0 : cost  0
3.007 * * [simplify]: Extracting # 1 : cost  0
3.007 * * [simplify]: Extracting # 2 : cost  0
3.007 * * [simplify]: Extracting # 3 : cost  0
3.007 * * [simplify]: Extracting # 4 : cost  0
3.007 * * [simplify]: iteration  0 :  6  enodes  (cost  6 )
3.007 * * [simplify]: Extracting # 0 : cost  0
3.007 * * [simplify]: iteration  1 :  7  enodes  (cost  6 )
3.008 * * [simplify]: Extracting # 0 : cost  0
3.008 * * [simplify]: iteration done:  7  enodes  (cost  6 )
3.008 * [simplify]: Simplified to:
  (fma x (+ y 0.5) z)
3.860 * [regime-testing]: Baseline error score: 0.0030003750468808603
3.863 * [regime-testing]: Oracle error score: 0.0030003750468808603
3.863 * [regime-testing]: End program error score: 0.0030003750468808603