50.578 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.023 * * * [progress]: [2/2] Setting up program.
0.026 * [progress]: [Phase 2 of 3] Improving.
0.027 * [simplify]: Simplifying:
  (sqrt (+ (* x x) y))
0.027 * * [simplify]: Extracting # 0 : cost  0
0.027 * * [simplify]: Extracting # 1 : cost  0
0.027 * * [simplify]: Extracting # 2 : cost  0
0.027 * * [simplify]: Extracting # 3 : cost  0
0.027 * * [simplify]: Extracting # 4 : cost  0
0.027 * * [simplify]: Extracting # 5 : cost  0
0.027 * * [simplify]: iteration  0 :  5  enodes  (cost  6 )
0.028 * * [simplify]: Extracting # 0 : cost  0
0.029 * * [simplify]: Extracting # 1 : cost  0
0.029 * * [simplify]: iteration  1 :  7  enodes  (cost  5 )
0.030 * * [simplify]: Extracting # 0 : cost  0
0.031 * * [simplify]: iteration done:  7  enodes  (cost  5 )
0.031 * [simplify]: Simplified to:
  (sqrt (fma x x y))
0.034 * * [progress]: iteration 1 / 4
0.034 * * * [progress]: picking best candidate
0.036 * * * * [pick]: Picked  #<alt (λ (x y) (sqrt (fma x x y)))>
0.036 * * * [progress]: localizing error
0.042 * * * [progress]: generating rewritten candidates
0.042 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.045 * * * [progress]: generating series expansions
0.045 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.045 * [backup-simplify]: Simplify (sqrt (fma x x y)) into (sqrt (fma x x y))
0.045 * [approximate]: Taking taylor expansion of (sqrt (fma x x y)) in (x y) around 0
0.045 * [taylor]: Taking taylor expansion of (sqrt (fma x x y)) in y
0.045 * [taylor]: Taking taylor expansion of (fma x x y) in y
0.045 * [taylor]: Rewrote expression to (+ (* x x) y)
0.045 * [taylor]: Taking taylor expansion of (* x x) in y
0.045 * [taylor]: Taking taylor expansion of x in y
0.045 * [backup-simplify]: Simplify x into x
0.045 * [taylor]: Taking taylor expansion of x in y
0.045 * [backup-simplify]: Simplify x into x
0.045 * [taylor]: Taking taylor expansion of y in y
0.045 * [backup-simplify]: Simplify 0 into 0
0.045 * [backup-simplify]: Simplify 1 into 1
0.045 * [backup-simplify]: Simplify (* x x) into (pow x 2)
0.045 * [backup-simplify]: Simplify (+ (pow x 2) 0) into (pow x 2)
0.046 * [backup-simplify]: Simplify (sqrt (pow x 2)) into x
0.046 * [backup-simplify]: Simplify (+ (* x 0) (* 0 x)) into 0
0.046 * [backup-simplify]: Simplify (+ 0 1) into 1
0.046 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt (pow x 2)))) into (/ 1/2 x)
0.046 * [taylor]: Taking taylor expansion of (sqrt (fma x x y)) in x
0.046 * [taylor]: Taking taylor expansion of (fma x x y) in x
0.046 * [taylor]: Rewrote expression to (+ (* x x) y)
0.046 * [taylor]: Taking taylor expansion of (* x x) in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.046 * [backup-simplify]: Simplify 0 into 0
0.046 * [backup-simplify]: Simplify 1 into 1
0.047 * [taylor]: Taking taylor expansion of x in x
0.047 * [backup-simplify]: Simplify 0 into 0
0.047 * [backup-simplify]: Simplify 1 into 1
0.047 * [taylor]: Taking taylor expansion of y in x
0.047 * [backup-simplify]: Simplify y into y
0.047 * [backup-simplify]: Simplify (* 0 0) into 0
0.047 * [backup-simplify]: Simplify (+ 0 y) into y
0.047 * [backup-simplify]: Simplify (sqrt y) into (sqrt y)
0.047 * [backup-simplify]: Simplify (+ (* 0 1) (* 1 0)) into 0
0.048 * [backup-simplify]: Simplify (+ 0 0) into 0
0.048 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt y))) into 0
0.048 * [taylor]: Taking taylor expansion of (sqrt (fma x x y)) in x
0.048 * [taylor]: Taking taylor expansion of (fma x x y) in x
0.048 * [taylor]: Rewrote expression to (+ (* x x) y)
0.048 * [taylor]: Taking taylor expansion of (* x x) in x
0.048 * [taylor]: Taking taylor expansion of x in x
0.048 * [backup-simplify]: Simplify 0 into 0
0.048 * [backup-simplify]: Simplify 1 into 1
0.048 * [taylor]: Taking taylor expansion of x in x
0.048 * [backup-simplify]: Simplify 0 into 0
0.048 * [backup-simplify]: Simplify 1 into 1
0.048 * [taylor]: Taking taylor expansion of y in x
0.048 * [backup-simplify]: Simplify y into y
0.048 * [backup-simplify]: Simplify (* 0 0) into 0
0.048 * [backup-simplify]: Simplify (+ 0 y) into y
0.048 * [backup-simplify]: Simplify (sqrt y) into (sqrt y)
0.049 * [backup-simplify]: Simplify (+ (* 0 1) (* 1 0)) into 0
0.049 * [backup-simplify]: Simplify (+ 0 0) into 0
0.049 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt y))) into 0
0.049 * [taylor]: Taking taylor expansion of (sqrt y) in y
0.049 * [taylor]: Taking taylor expansion of y in y
0.049 * [backup-simplify]: Simplify 0 into 0
0.049 * [backup-simplify]: Simplify 1 into 1
0.050 * [backup-simplify]: Simplify (sqrt 0) into 0
0.050 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0
0.051 * [backup-simplify]: Simplify 0 into 0
0.051 * [taylor]: Taking taylor expansion of 0 in y
0.051 * [backup-simplify]: Simplify 0 into 0
0.051 * [backup-simplify]: Simplify 0 into 0
0.051 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.051 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
0.051 * [backup-simplify]: Simplify (+ 1 0) into 1
0.052 * [backup-simplify]: Simplify (/ (- 1 (pow 0 2) (+)) (* 2 (sqrt y))) into (* 1/2 (sqrt (/ 1 y)))
0.052 * [taylor]: Taking taylor expansion of (* 1/2 (sqrt (/ 1 y))) in y
0.052 * [taylor]: Taking taylor expansion of 1/2 in y
0.052 * [backup-simplify]: Simplify 1/2 into 1/2
0.052 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
0.052 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.052 * [taylor]: Taking taylor expansion of y in y
0.052 * [backup-simplify]: Simplify 0 into 0
0.052 * [backup-simplify]: Simplify 1 into 1
0.052 * [backup-simplify]: Simplify (/ 1 1) into 1
0.053 * [backup-simplify]: Simplify (sqrt 0) into 0
0.054 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0
0.055 * [backup-simplify]: Simplify (+ (* 1/2 +nan.0) (* 0 0)) into (- +nan.0)
0.055 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0)
0.055 * [backup-simplify]: Simplify 0 into 0
0.058 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0
0.058 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.059 * [backup-simplify]: Simplify (+ (* +nan.0 (pow (* y 1) 2)) (+ (* (- +nan.0) (pow (* 1 x) 2)) (* +nan.0 (* y 1)))) into (- (+ (* +nan.0 (pow x 2)) (- (+ (* +nan.0 (pow y 2)) (- (* +nan.0 y))))))
0.059 * [backup-simplify]: Simplify (sqrt (fma (/ 1 x) (/ 1 x) (/ 1 y))) into (sqrt (fma (/ 1 x) (/ 1 x) (/ 1 y)))
0.059 * [approximate]: Taking taylor expansion of (sqrt (fma (/ 1 x) (/ 1 x) (/ 1 y))) in (x y) around 0
0.059 * [taylor]: Taking taylor expansion of (sqrt (fma (/ 1 x) (/ 1 x) (/ 1 y))) in y
0.059 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (/ 1 y)) in y
0.059 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) (/ 1 y))
0.059 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in y
0.059 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.059 * [taylor]: Taking taylor expansion of x in y
0.059 * [backup-simplify]: Simplify x into x
0.059 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.060 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.060 * [taylor]: Taking taylor expansion of x in y
0.060 * [backup-simplify]: Simplify x into x
0.060 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.060 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.060 * [taylor]: Taking taylor expansion of y in y
0.060 * [backup-simplify]: Simplify 0 into 0
0.060 * [backup-simplify]: Simplify 1 into 1
0.060 * [backup-simplify]: Simplify (/ 1 1) into 1
0.060 * [backup-simplify]: Simplify (+ 0 1) into 1
0.061 * [backup-simplify]: Simplify (sqrt 0) into 0
0.062 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0
0.062 * [taylor]: Taking taylor expansion of (sqrt (fma (/ 1 x) (/ 1 x) (/ 1 y))) in x
0.062 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (/ 1 y)) in x
0.062 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) (/ 1 y))
0.062 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in x
0.062 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.062 * [backup-simplify]: Simplify 0 into 0
0.062 * [backup-simplify]: Simplify 1 into 1
0.063 * [backup-simplify]: Simplify (/ 1 1) into 1
0.063 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.063 * [taylor]: Taking taylor expansion of x in x
0.063 * [backup-simplify]: Simplify 0 into 0
0.063 * [backup-simplify]: Simplify 1 into 1
0.063 * [backup-simplify]: Simplify (/ 1 1) into 1
0.063 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.063 * [taylor]: Taking taylor expansion of y in x
0.063 * [backup-simplify]: Simplify y into y
0.063 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.064 * [backup-simplify]: Simplify (* 1 1) into 1
0.064 * [backup-simplify]: Simplify (+ 1 0) into 1
0.064 * [backup-simplify]: Simplify (sqrt 1) into 1
0.065 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.066 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.066 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.067 * [backup-simplify]: Simplify (+ 0 0) into 0
0.067 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.067 * [taylor]: Taking taylor expansion of (sqrt (fma (/ 1 x) (/ 1 x) (/ 1 y))) in x
0.067 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (/ 1 y)) in x
0.068 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) (/ 1 y))
0.068 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in x
0.068 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [backup-simplify]: Simplify 0 into 0
0.068 * [backup-simplify]: Simplify 1 into 1
0.068 * [backup-simplify]: Simplify (/ 1 1) into 1
0.068 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [backup-simplify]: Simplify 0 into 0
0.068 * [backup-simplify]: Simplify 1 into 1
0.069 * [backup-simplify]: Simplify (/ 1 1) into 1
0.069 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.069 * [taylor]: Taking taylor expansion of y in x
0.069 * [backup-simplify]: Simplify y into y
0.069 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.069 * [backup-simplify]: Simplify (* 1 1) into 1
0.069 * [backup-simplify]: Simplify (+ 1 0) into 1
0.070 * [backup-simplify]: Simplify (sqrt 1) into 1
0.070 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.071 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.072 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.072 * [backup-simplify]: Simplify (+ 0 0) into 0
0.073 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.073 * [taylor]: Taking taylor expansion of 1 in y
0.073 * [backup-simplify]: Simplify 1 into 1
0.073 * [taylor]: Taking taylor expansion of 0 in y
0.073 * [backup-simplify]: Simplify 0 into 0
0.073 * [backup-simplify]: Simplify 1 into 1
0.074 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.075 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.075 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.075 * [backup-simplify]: Simplify (+ 0 (/ 1 y)) into (/ 1 y)
0.077 * [backup-simplify]: Simplify (/ (- (/ 1 y) (pow 0 2) (+)) (* 2 1)) into (/ 1/2 y)
0.077 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.077 * [taylor]: Taking taylor expansion of 1/2 in y
0.077 * [backup-simplify]: Simplify 1/2 into 1/2
0.077 * [taylor]: Taking taylor expansion of y in y
0.077 * [backup-simplify]: Simplify 0 into 0
0.077 * [backup-simplify]: Simplify 1 into 1
0.077 * [backup-simplify]: Simplify (/ 1/2 1) into 1/2
0.077 * [backup-simplify]: Simplify 1/2 into 1/2
0.077 * [backup-simplify]: Simplify 0 into 0
0.077 * [backup-simplify]: Simplify 0 into 0
0.078 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.079 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.080 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.080 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.080 * [backup-simplify]: Simplify (+ 0 0) into 0
0.081 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 (/ 1/2 y))))) (* 2 1)) into 0
0.081 * [taylor]: Taking taylor expansion of 0 in y
0.081 * [backup-simplify]: Simplify 0 into 0
0.082 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1/2 (/ 0 1)))) into 0
0.082 * [backup-simplify]: Simplify 0 into 0
0.082 * [backup-simplify]: Simplify 0 into 0
0.082 * [backup-simplify]: Simplify 0 into 0
0.083 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.084 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.085 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.085 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.085 * [backup-simplify]: Simplify (+ 0 0) into 0
0.086 * [backup-simplify]: Simplify (/ (- 0 (pow (/ 1/2 y) 2) (+ (* 2 (* 0 0)))) (* 2 1)) into (/ -1/8 (pow y 2))
0.087 * [taylor]: Taking taylor expansion of (/ -1/8 (pow y 2)) in y
0.087 * [taylor]: Taking taylor expansion of -1/8 in y
0.087 * [backup-simplify]: Simplify -1/8 into -1/8
0.087 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.087 * [taylor]: Taking taylor expansion of y in y
0.087 * [backup-simplify]: Simplify 0 into 0
0.087 * [backup-simplify]: Simplify 1 into 1
0.087 * [backup-simplify]: Simplify (* 1 1) into 1
0.087 * [backup-simplify]: Simplify (/ -1/8 1) into -1/8
0.088 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.089 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/8 (/ 0 1)))) into 0
0.089 * [backup-simplify]: Simplify 0 into 0
0.089 * [backup-simplify]: Simplify (+ (* 1/2 (* (/ 1 (/ 1 y)) (/ 1 x))) (* 1 (* 1 (/ 1 (/ 1 x))))) into (+ x (* 1/2 (/ y x)))
0.089 * [backup-simplify]: Simplify (sqrt (fma (/ 1 (- x)) (/ 1 (- x)) (/ 1 (- y)))) into (sqrt (fma (/ -1 x) (/ -1 x) (/ -1 y)))
0.089 * [approximate]: Taking taylor expansion of (sqrt (fma (/ -1 x) (/ -1 x) (/ -1 y))) in (x y) around 0
0.089 * [taylor]: Taking taylor expansion of (sqrt (fma (/ -1 x) (/ -1 x) (/ -1 y))) in y
0.089 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (/ -1 y)) in y
0.090 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) (/ -1 y))
0.090 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in y
0.090 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.090 * [taylor]: Taking taylor expansion of -1 in y
0.090 * [backup-simplify]: Simplify -1 into -1
0.090 * [taylor]: Taking taylor expansion of x in y
0.090 * [backup-simplify]: Simplify x into x
0.090 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x)
0.090 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.090 * [taylor]: Taking taylor expansion of -1 in y
0.090 * [backup-simplify]: Simplify -1 into -1
0.090 * [taylor]: Taking taylor expansion of x in y
0.090 * [backup-simplify]: Simplify x into x
0.090 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x)
0.090 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.090 * [taylor]: Taking taylor expansion of -1 in y
0.090 * [backup-simplify]: Simplify -1 into -1
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
0.091 * [backup-simplify]: Simplify (/ -1 1) into -1
0.091 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.091 * [backup-simplify]: Simplify (sqrt 0) into 0
0.093 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.093 * [taylor]: Taking taylor expansion of (sqrt (fma (/ -1 x) (/ -1 x) (/ -1 y))) in x
0.093 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (/ -1 y)) in x
0.093 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) (/ -1 y))
0.093 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in x
0.093 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.093 * [taylor]: Taking taylor expansion of -1 in x
0.093 * [backup-simplify]: Simplify -1 into -1
0.093 * [taylor]: Taking taylor expansion of x in x
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify 1 into 1
0.093 * [backup-simplify]: Simplify (/ -1 1) into -1
0.093 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.094 * [taylor]: Taking taylor expansion of -1 in x
0.094 * [backup-simplify]: Simplify -1 into -1
0.094 * [taylor]: Taking taylor expansion of x in x
0.094 * [backup-simplify]: Simplify 0 into 0
0.094 * [backup-simplify]: Simplify 1 into 1
0.094 * [backup-simplify]: Simplify (/ -1 1) into -1
0.094 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.094 * [taylor]: Taking taylor expansion of -1 in x
0.094 * [backup-simplify]: Simplify -1 into -1
0.094 * [taylor]: Taking taylor expansion of y in x
0.094 * [backup-simplify]: Simplify y into y
0.094 * [backup-simplify]: Simplify (/ -1 y) into (/ -1 y)
0.095 * [backup-simplify]: Simplify (* -1 -1) into 1
0.095 * [backup-simplify]: Simplify (+ 1 0) into 1
0.095 * [backup-simplify]: Simplify (sqrt 1) into 1
0.096 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
0.096 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
0.097 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 -1)) into 0
0.097 * [backup-simplify]: Simplify (+ 0 0) into 0
0.097 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.097 * [taylor]: Taking taylor expansion of (sqrt (fma (/ -1 x) (/ -1 x) (/ -1 y))) in x
0.097 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (/ -1 y)) in x
0.098 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) (/ -1 y))
0.098 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in x
0.098 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.098 * [taylor]: Taking taylor expansion of -1 in x
0.098 * [backup-simplify]: Simplify -1 into -1
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
0.098 * [backup-simplify]: Simplify (/ -1 1) into -1
0.098 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.098 * [taylor]: Taking taylor expansion of -1 in x
0.098 * [backup-simplify]: Simplify -1 into -1
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
0.098 * [backup-simplify]: Simplify (/ -1 1) into -1
0.098 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.098 * [taylor]: Taking taylor expansion of -1 in x
0.098 * [backup-simplify]: Simplify -1 into -1
0.098 * [taylor]: Taking taylor expansion of y in x
0.098 * [backup-simplify]: Simplify y into y
0.098 * [backup-simplify]: Simplify (/ -1 y) into (/ -1 y)
0.099 * [backup-simplify]: Simplify (* -1 -1) into 1
0.099 * [backup-simplify]: Simplify (+ 1 0) into 1
0.099 * [backup-simplify]: Simplify (sqrt 1) into 1
0.100 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
0.100 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
0.100 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 -1)) into 0
0.101 * [backup-simplify]: Simplify (+ 0 0) into 0
0.101 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.101 * [taylor]: Taking taylor expansion of 1 in y
0.101 * [backup-simplify]: Simplify 1 into 1
0.101 * [taylor]: Taking taylor expansion of 0 in y
0.101 * [backup-simplify]: Simplify 0 into 0
0.101 * [backup-simplify]: Simplify 1 into 1
0.102 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.103 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.103 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 -1))) into 0
0.103 * [backup-simplify]: Simplify (+ 0 (/ -1 y)) into (- (/ 1 y))
0.104 * [backup-simplify]: Simplify (/ (- (- (/ 1 y)) (pow 0 2) (+)) (* 2 1)) into (/ -1/2 y)
0.104 * [taylor]: Taking taylor expansion of (/ -1/2 y) in y
0.104 * [taylor]: Taking taylor expansion of -1/2 in y
0.104 * [backup-simplify]: Simplify -1/2 into -1/2
0.104 * [taylor]: Taking taylor expansion of y in y
0.104 * [backup-simplify]: Simplify 0 into 0
0.104 * [backup-simplify]: Simplify 1 into 1
0.104 * [backup-simplify]: Simplify (/ -1/2 1) into -1/2
0.105 * [backup-simplify]: Simplify -1/2 into -1/2
0.105 * [backup-simplify]: Simplify 0 into 0
0.105 * [backup-simplify]: Simplify 0 into 0
0.105 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.106 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.106 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1)))) into 0
0.106 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ -1 y) (/ 0 y)))) into 0
0.107 * [backup-simplify]: Simplify (+ 0 0) into 0
0.107 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 (/ -1/2 y))))) (* 2 1)) into 0
0.107 * [taylor]: Taking taylor expansion of 0 in y
0.107 * [backup-simplify]: Simplify 0 into 0
0.108 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/2 (/ 0 1)))) into 0
0.108 * [backup-simplify]: Simplify 0 into 0
0.108 * [backup-simplify]: Simplify 0 into 0
0.108 * [backup-simplify]: Simplify 0 into 0
0.108 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.109 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.110 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1))))) into 0
0.110 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ -1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.110 * [backup-simplify]: Simplify (+ 0 0) into 0
0.111 * [backup-simplify]: Simplify (/ (- 0 (pow (/ -1/2 y) 2) (+ (* 2 (* 0 0)))) (* 2 1)) into (/ -1/8 (pow y 2))
0.111 * [taylor]: Taking taylor expansion of (/ -1/8 (pow y 2)) in y
0.111 * [taylor]: Taking taylor expansion of -1/8 in y
0.111 * [backup-simplify]: Simplify -1/8 into -1/8
0.111 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.111 * [taylor]: Taking taylor expansion of y in y
0.111 * [backup-simplify]: Simplify 0 into 0
0.111 * [backup-simplify]: Simplify 1 into 1
0.111 * [backup-simplify]: Simplify (* 1 1) into 1
0.112 * [backup-simplify]: Simplify (/ -1/8 1) into -1/8
0.112 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.112 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/8 (/ 0 1)))) into 0
0.113 * [backup-simplify]: Simplify 0 into 0
0.113 * [backup-simplify]: Simplify (+ (* -1/2 (* (/ 1 (/ 1 (- y))) (/ 1 (- x)))) (* 1 (* 1 (/ 1 (/ 1 (- x)))))) into (- (+ x (* 1/2 (/ y x))))
0.113 * * * [progress]: simplifying candidates
0.113 * [simplify]: Simplifying:
  (expm1 (sqrt (fma x x y)))
  (log1p (sqrt (fma x x y)))
  (log (sqrt (fma x x y)))
  (exp (sqrt (fma x x y)))
  (* (cbrt (sqrt (fma x x y))) (cbrt (sqrt (fma x x y))))
  (cbrt (sqrt (fma x x y)))
  (* (* (sqrt (fma x x y)) (sqrt (fma x x y))) (sqrt (fma x x y)))
  (sqrt (* (cbrt (fma x x y)) (cbrt (fma x x y))))
  (sqrt (cbrt (fma x x y)))
  (sqrt (sqrt (fma x x y)))
  (sqrt (sqrt (fma x x y)))
  (sqrt 1)
  (sqrt (fma x x y))
  (/ 1 2)
  (sqrt (sqrt (fma x x y)))
  (sqrt (sqrt (fma x x y)))
  (- (+ (* +nan.0 (pow x 2)) (- (+ (* +nan.0 (pow y 2)) (- (* +nan.0 y))))))
  (+ x (* 1/2 (/ y x)))
  (- (+ x (* 1/2 (/ y x))))
0.113 * * [simplify]: Extracting # 0 : cost  0
0.113 * * [simplify]: Extracting # 1 : cost  0
0.114 * * [simplify]: Extracting # 2 : cost  0
0.114 * * [simplify]: Extracting # 3 : cost  0
0.114 * * [simplify]: Extracting # 4 : cost  0
0.114 * * [simplify]: Extracting # 5 : cost  0
0.114 * * [simplify]: Extracting # 6 : cost  0
0.114 * * [simplify]: Extracting # 7 : cost  0
0.114 * * [simplify]: Extracting # 8 : cost  0
0.114 * * [simplify]: Extracting # 9 : cost  0
0.114 * * [simplify]: Extracting # 10 : cost  0
0.114 * * [simplify]: iteration  0 :  37  enodes  (cost  145 )
0.129 * * [simplify]: Extracting # 0 : cost  0
0.130 * * [simplify]: Extracting # 1 : cost  0
0.130 * * [simplify]: Extracting # 2 : cost  0
0.130 * * [simplify]: Extracting # 3 : cost  0
0.130 * * [simplify]: iteration  1 :  75  enodes  (cost  127 )
0.145 * * [simplify]: Extracting # 0 : cost  0
0.146 * * [simplify]: Extracting # 1 : cost  0
0.146 * * [simplify]: Extracting # 2 : cost  0
0.146 * * [simplify]: Extracting # 3 : cost  0
0.146 * * [simplify]: iteration  2 :  158  enodes  (cost  120 )
0.197 * * [simplify]: Extracting # 0 : cost  0
0.198 * * [simplify]: Extracting # 1 : cost  0
0.198 * * [simplify]: Extracting # 2 : cost  0
0.198 * * [simplify]: Extracting # 3 : cost  0
0.199 * * [simplify]: Extracting # 4 : cost  0
0.199 * * [simplify]: iteration  3 :  326  enodes  (cost  118 )
0.364 * * [simplify]: Extracting # 0 : cost  0
0.365 * * [simplify]: Extracting # 1 : cost  0
0.365 * * [simplify]: Extracting # 2 : cost  0
0.366 * * [simplify]: Extracting # 3 : cost  0
0.366 * * [simplify]: Extracting # 4 : cost  0
0.367 * * [simplify]: iteration  4 :  613  enodes  (cost  117 )
0.713 * * [simplify]: Extracting # 0 : cost  0
0.714 * * [simplify]: Extracting # 1 : cost  0
0.715 * * [simplify]: Extracting # 2 : cost  0
0.715 * * [simplify]: Extracting # 3 : cost  0
0.716 * * [simplify]: iteration  5 :  849  enodes  (cost  116 )
1.278 * * [simplify]: Extracting # 0 : cost  0
1.279 * * [simplify]: Extracting # 1 : cost  0
1.280 * * [simplify]: Extracting # 2 : cost  0
1.281 * * [simplify]: Extracting # 3 : cost  0
1.282 * * [simplify]: Extracting # 4 : cost  0
1.282 * * [simplify]: iteration  6 :  1193  enodes  (cost  116 )
2.358 * * [simplify]: Extracting # 0 : cost  0
2.360 * * [simplify]: Extracting # 1 : cost  0
2.362 * * [simplify]: Extracting # 2 : cost  0
2.363 * * [simplify]: Extracting # 3 : cost  0
2.364 * * [simplify]: Extracting # 4 : cost  0
2.366 * * [simplify]: iteration  7 :  2160  enodes  (cost  116 )
4.816 * * [simplify]: Extracting # 0 : cost  0
4.821 * * [simplify]: Extracting # 1 : cost  0
4.825 * * [simplify]: Extracting # 2 : cost  0
4.829 * * [simplify]: Extracting # 3 : cost  0
4.833 * * [simplify]: iteration done:  5000  enodes  (cost  116 )
4.833 * [simplify]: Simplified to:
  (expm1 (sqrt (fma x x y)))
  (log1p (sqrt (fma x x y)))
  (log (sqrt (fma x x y)))
  (exp (sqrt (fma x x y)))
  (* (cbrt (sqrt (fma x x y))) (cbrt (sqrt (fma x x y))))
  (cbrt (sqrt (fma x x y)))
  (pow (sqrt (fma x x y)) 3)
  (fabs (cbrt (fma x x y)))
  (sqrt (cbrt (fma x x y)))
  (sqrt (sqrt (fma x x y)))
  (sqrt (sqrt (fma x x y)))
  1
  (sqrt (fma x x y))
  1/2
  (sqrt (sqrt (fma x x y)))
  (sqrt (sqrt (fma x x y)))
  (* +nan.0 (- (pow y 2) (fma x x y)))
  (fma (/ y x) 1/2 x)
  (- (fma (/ y x) 1/2 x))
4.833 * * * [progress]: adding candidates to table
4.877 * * [progress]: iteration 2 / 4
4.877 * * * [progress]: picking best candidate
4.880 * * * * [pick]: Picked  #<alt (λ (x y) (fma (/ y x) 1/2 x))>
4.880 * * * [progress]: localizing error
4.885 * * * [progress]: generating rewritten candidates
4.885 * * * [progress]: generating series expansions
4.885 * * * [progress]: simplifying candidates
4.885 * [simplify]: Simplifying:
  
4.885 * * [simplify]: Extracting # 0 : cost  0
4.885 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
4.885 * * [simplify]: Extracting # 0 : cost  0
4.885 * * [simplify]: iteration done:  0  enodes  (cost  0 )
4.885 * [simplify]: Simplified to:
  
4.885 * * * [progress]: adding candidates to table
4.886 * * [progress]: iteration 3 / 4
4.886 * * * [progress]: picking best candidate
4.887 * * * * [pick]: Picked  #<alt (λ (x y) (- (fma (/ y x) 1/2 x)))>
4.887 * * * [progress]: localizing error
4.893 * * * [progress]: generating rewritten candidates
4.893 * * * [progress]: generating series expansions
4.893 * * * [progress]: simplifying candidates
4.893 * [simplify]: Simplifying:
  
4.893 * * [simplify]: Extracting # 0 : cost  0
4.893 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
4.893 * * [simplify]: Extracting # 0 : cost  0
4.893 * * [simplify]: iteration done:  0  enodes  (cost  0 )
4.893 * [simplify]: Simplified to:
  
4.893 * * * [progress]: adding candidates to table
4.893 * [progress]: [Phase 3 of 3] Extracting.
4.893 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (fma (/ y x) 1/2 x))> #<alt (λ (x y) (sqrt (fma x x y)))> #<alt (λ (x y) (- (fma (/ y x) 1/2 x)))>)
4.894 * * * [regime-changes]: Trying 2 branch expressions: (y x)
4.894 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (fma (/ y x) 1/2 x))> #<alt (λ (x y) (sqrt (fma x x y)))> #<alt (λ (x y) (- (fma (/ y x) 1/2 x)))>)
4.935 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (fma (/ y x) 1/2 x))> #<alt (λ (x y) (sqrt (fma x x y)))> #<alt (λ (x y) (- (fma (/ y x) 1/2 x)))>)
4.962 * * * [regime]: Found split indices: #<option (#s(si 2 30) #s(si 1 194) #s(si 0 255))>
4.963 * [binary-search]: Improving bounds with binary search for x and (#<alt (λ (x y) (fma (/ y x) 1/2 x))> #<alt (λ (x y) (sqrt (fma x x y)))> #<alt (λ (x y) (- (fma (/ y x) 1/2 x)))>)
5.037 * [regimes]: Found splitpoints: (#s(sp 2 x -1.352540539223699e+154) #s(sp 1 x 4.72137797244483e+71) #s(sp 0 x +nan.0)) , with alts (#<alt (λ (x y) (fma (/ y x) 1/2 x))> #<alt (λ (x y) (sqrt (fma x x y)))> #<alt (λ (x y) (- (fma (/ y x) 1/2 x)))>)
5.037 * [simplify]: Simplifying:
  (if (<= x -1.352540539223699e+154) (- (fma (/ y x) 1/2 x)) (if (<= x 4.72137797244483e+71) (sqrt (fma x x y)) (fma (/ y x) 1/2 x)))
5.037 * * [simplify]: Extracting # 0 : cost  0
5.037 * * [simplify]: Extracting # 1 : cost  0
5.038 * * [simplify]: Extracting # 2 : cost  0
5.038 * * [simplify]: Extracting # 3 : cost  0
5.038 * * [simplify]: Extracting # 4 : cost  0
5.038 * * [simplify]: Extracting # 5 : cost  0
5.038 * * [simplify]: Extracting # 6 : cost  0
5.038 * * [simplify]: Extracting # 7 : cost  0
5.038 * * [simplify]: iteration  0 :  14  enodes  (cost  26 )
5.039 * * [simplify]: Extracting # 0 : cost  0
5.039 * * [simplify]: iteration done:  14  enodes  (cost  26 )
5.039 * [simplify]: Simplified to:
  (if (<= x -1.352540539223699e+154) (- (fma (/ y x) 1/2 x)) (if (<= x 4.72137797244483e+71) (sqrt (fma x x y)) (fma (/ y x) 1/2 x)))
6.145 * [regime-testing]: Baseline error score: 21.3581697712214
6.147 * [regime-testing]: Oracle error score: 0.0026253281660207524
6.152 * [regime-testing]: End program error score: 0.4045104106086723
6.208 * [regime-testing]: Target error score: 0.536876875589342