16.645 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.015 * * * [progress]: [2/2] Setting up program.
0.017 * [progress]: [Phase 2 of 3] Improving.
0.017 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 2.0 (- (* x x) (* x y)))
0.020 * * [simplify]: iteration  0 :  14  enodes  (cost  3 )
0.022 * * [simplify]: iteration  1 :  33  enodes  (cost  3 )
0.023 * * [simplify]: iteration  2 :  73  enodes  (cost  3 )
0.025 * * [simplify]: iteration  3 :  112  enodes  (cost  3 )
0.027 * * [simplify]: iteration  4 :  129  enodes  (cost  3 )
0.029 * * [simplify]: iteration  5 :  131  enodes  (cost  3 )
0.032 * * [simplify]: iteration  6 :  131  enodes  (cost  3 )
0.032 * [simplify]: Simplified to:
   (* (* x (- x y)) 2.0)
0.034 * * [progress]: iteration 1 / 4
0.034 * * * [progress]: picking best candidate
0.036 * * * * [pick]: Picked  #<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))>
0.036 * * * [progress]: localizing error
0.042 * * * [progress]: generating rewritten candidates
0.042 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2)
0.045 * * * [progress]: generating series expansions
0.045 * * * * [progress]: [ 1 / 1 ] generating series at (2 2)
0.045 * [approximate]: Taking taylor expansion of (- (pow x 2) (* x y)) in (x y) around 0
0.045 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in y
0.045 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.045 * [taylor]: Taking taylor expansion of x in y
0.045 * [taylor]: Taking taylor expansion of (* x y) in y
0.045 * [taylor]: Taking taylor expansion of x in y
0.045 * [taylor]: Taking taylor expansion of y in y
0.045 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.045 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.045 * [taylor]: Taking taylor expansion of x in x
0.045 * [taylor]: Taking taylor expansion of (* x y) in x
0.045 * [taylor]: Taking taylor expansion of x in x
0.045 * [taylor]: Taking taylor expansion of y in x
0.045 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.045 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of (* x y) in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of y in x
0.046 * [taylor]: Taking taylor expansion of 0 in y
0.047 * [taylor]: Taking taylor expansion of (- y) in y
0.047 * [taylor]: Taking taylor expansion of y in y
0.048 * [taylor]: Taking taylor expansion of 1 in y
0.050 * [taylor]: Taking taylor expansion of 0 in y
0.052 * [taylor]: Taking taylor expansion of 0 in y
0.053 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in (x y) around 0
0.053 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.053 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.053 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.053 * [taylor]: Taking taylor expansion of x in y
0.053 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.053 * [taylor]: Taking taylor expansion of (* x y) in y
0.053 * [taylor]: Taking taylor expansion of x in y
0.053 * [taylor]: Taking taylor expansion of y in y
0.053 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.053 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.053 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.053 * [taylor]: Taking taylor expansion of x in x
0.054 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.054 * [taylor]: Taking taylor expansion of (* x y) in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.054 * [taylor]: Taking taylor expansion of y in x
0.054 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.054 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.054 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.055 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.055 * [taylor]: Taking taylor expansion of (* x y) in x
0.055 * [taylor]: Taking taylor expansion of x in x
0.055 * [taylor]: Taking taylor expansion of y in x
0.055 * [taylor]: Taking taylor expansion of 1 in y
0.056 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.056 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.056 * [taylor]: Taking taylor expansion of y in y
0.059 * [taylor]: Taking taylor expansion of 0 in y
0.062 * [taylor]: Taking taylor expansion of 0 in y
0.065 * [taylor]: Taking taylor expansion of 0 in y
0.066 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in (x y) around 0
0.066 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.066 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.066 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.066 * [taylor]: Taking taylor expansion of x in y
0.066 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.066 * [taylor]: Taking taylor expansion of (* x y) in y
0.066 * [taylor]: Taking taylor expansion of x in y
0.066 * [taylor]: Taking taylor expansion of y in y
0.066 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.066 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.066 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.066 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.067 * [taylor]: Taking taylor expansion of (* x y) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of y in x
0.067 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.067 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.067 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.068 * [taylor]: Taking taylor expansion of (* x y) in x
0.068 * [taylor]: Taking taylor expansion of x in x
0.068 * [taylor]: Taking taylor expansion of y in x
0.068 * [taylor]: Taking taylor expansion of 1 in y
0.069 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.069 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.069 * [taylor]: Taking taylor expansion of y in y
0.071 * [taylor]: Taking taylor expansion of 0 in y
0.074 * [taylor]: Taking taylor expansion of 0 in y
0.081 * [taylor]: Taking taylor expansion of 0 in y
0.081 * * * [progress]: simplifying candidates
0.082 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (fma x x (- (* y x)))
  (fma (- y) x (* y x))
  (expm1 (- (* x x) (* x y)))
  (log1p (- (* x x) (* x y)))
  (- (* x y))
  (/ (exp (* x x)) (exp (* x y)))
  (log (- (* x x) (* x y)))
  (exp (- (* x x) (* x y)))
  (* (cbrt (- (* x x) (* x y))) (cbrt (- (* x x) (* x y))))
  (cbrt (- (* x x) (* x y)))
  (* (* (- (* x x) (* x y)) (- (* x x) (* x y))) (- (* x x) (* x y)))
  (sqrt (- (* x x) (* x y)))
  (sqrt (- (* x x) (* x y)))
  (- (pow (* x x) 3) (pow (* x y) 3))
  (+ (* (* x x) (* x x)) (+ (* (* x y) (* x y)) (* (* x x) (* x y))))
  (- (* x y))
  (- (* (* x x) (* x x)) (* (* x y) (* x y)))
  (+ (* x x) (* x y))
  (- x y)
  (- (* x y))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
0.085 * * [simplify]: iteration  0 :  102  enodes  (cost  91 )
0.087 * * [simplify]: iteration  1 :  403  enodes  (cost  79 )
0.096 * * [simplify]: iteration  2 :  1596  enodes  (cost  77 )
0.129 * * [simplify]: iteration  3 :  5001  enodes  (cost  74 )
0.129 * [simplify]: Simplified to:
   (* x (- x y))
  0
  (expm1 (- (* x x) (* x y)))
  (log1p (- (* x x) (* x y)))
  (- (* x y))
  (pow (exp x) (- x y))
  (log (- (* x x) (* x y)))
  (pow (exp x) (- x y))
  (* (cbrt (- (* x x) (* x y))) (cbrt (- (* x x) (* x y))))
  (cbrt (- (* x x) (* x y)))
  (pow (* x (- x y)) 3)
  (sqrt (- (* x x) (* x y)))
  (sqrt (- (* x x) (* x y)))
  (- (pow (* x x) 3) (pow (* x y) 3))
  (fma (* x (* x y)) (+ x y) (pow x 4))
  (- (* x y))
  (* (pow x 2) (- (pow x 2) (* y y)))
  (fma x x (* x y))
  (- x y)
  (- (* x y))
  (* x (- x y))
  (* x (- x y))
  (* x (- x y))
0.129 * * * [progress]: adding candidates to table
0.164 * * [progress]: iteration 2 / 4
0.164 * * * [progress]: picking best candidate
0.166 * * * * [pick]: Picked  #<alt (λ (x y) (* 2.0 (fma x x (- (* x y)))))>
0.166 * * * [progress]: localizing error
0.173 * * * [progress]: generating rewritten candidates
0.173 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2)
0.173 * * * [progress]: generating series expansions
0.173 * * * * [progress]: [ 1 / 1 ] generating series at (2 2)
0.174 * [approximate]: Taking taylor expansion of (fma x x (- (* x y))) in (x y) around 0
0.174 * [taylor]: Taking taylor expansion of (fma x x (- (* x y))) in y
0.174 * [taylor]: Rewrote expression to (+ (* x x) (- (* x y)))
0.174 * [taylor]: Taking taylor expansion of (* x x) in y
0.174 * [taylor]: Taking taylor expansion of x in y
0.174 * [taylor]: Taking taylor expansion of x in y
0.174 * [taylor]: Taking taylor expansion of (- (* x y)) in y
0.174 * [taylor]: Taking taylor expansion of (* x y) in y
0.174 * [taylor]: Taking taylor expansion of x in y
0.174 * [taylor]: Taking taylor expansion of y in y
0.174 * [taylor]: Taking taylor expansion of (fma x x (- (* x y))) in x
0.174 * [taylor]: Rewrote expression to (+ (* x x) (- (* x y)))
0.174 * [taylor]: Taking taylor expansion of (* x x) in x
0.174 * [taylor]: Taking taylor expansion of x in x
0.174 * [taylor]: Taking taylor expansion of x in x
0.174 * [taylor]: Taking taylor expansion of (- (* x y)) in x
0.174 * [taylor]: Taking taylor expansion of (* x y) in x
0.174 * [taylor]: Taking taylor expansion of x in x
0.174 * [taylor]: Taking taylor expansion of y in x
0.174 * [taylor]: Taking taylor expansion of (fma x x (- (* x y))) in x
0.174 * [taylor]: Rewrote expression to (+ (* x x) (- (* x y)))
0.174 * [taylor]: Taking taylor expansion of (* x x) in x
0.174 * [taylor]: Taking taylor expansion of x in x
0.174 * [taylor]: Taking taylor expansion of x in x
0.174 * [taylor]: Taking taylor expansion of (- (* x y)) in x
0.174 * [taylor]: Taking taylor expansion of (* x y) in x
0.174 * [taylor]: Taking taylor expansion of x in x
0.174 * [taylor]: Taking taylor expansion of y in x
0.178 * [taylor]: Taking taylor expansion of 0 in y
0.179 * [taylor]: Taking taylor expansion of (- y) in y
0.179 * [taylor]: Taking taylor expansion of y in y
0.181 * [taylor]: Taking taylor expansion of 1 in y
0.183 * [taylor]: Taking taylor expansion of 0 in y
0.185 * [taylor]: Taking taylor expansion of 0 in y
0.185 * [approximate]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (- (/ 1 (* x y)))) in (x y) around 0
0.185 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (- (/ 1 (* x y)))) in y
0.185 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) (- (/ 1 (* x y))))
0.185 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in y
0.185 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.185 * [taylor]: Taking taylor expansion of x in y
0.185 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.185 * [taylor]: Taking taylor expansion of x in y
0.185 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y))) in y
0.186 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.186 * [taylor]: Taking taylor expansion of (* x y) in y
0.186 * [taylor]: Taking taylor expansion of x in y
0.186 * [taylor]: Taking taylor expansion of y in y
0.186 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (- (/ 1 (* x y)))) in x
0.186 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) (- (/ 1 (* x y))))
0.186 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in x
0.186 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.186 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.187 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y))) in x
0.187 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.187 * [taylor]: Taking taylor expansion of (* x y) in x
0.187 * [taylor]: Taking taylor expansion of x in x
0.187 * [taylor]: Taking taylor expansion of y in x
0.187 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (- (/ 1 (* x y)))) in x
0.187 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) (- (/ 1 (* x y))))
0.187 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in x
0.187 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.187 * [taylor]: Taking taylor expansion of x in x
0.187 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.187 * [taylor]: Taking taylor expansion of x in x
0.188 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y))) in x
0.188 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.188 * [taylor]: Taking taylor expansion of (* x y) in x
0.188 * [taylor]: Taking taylor expansion of x in x
0.188 * [taylor]: Taking taylor expansion of y in x
0.189 * [taylor]: Taking taylor expansion of 1 in y
0.190 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.190 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.190 * [taylor]: Taking taylor expansion of y in y
0.193 * [taylor]: Taking taylor expansion of 0 in y
0.196 * [taylor]: Taking taylor expansion of 0 in y
0.200 * [taylor]: Taking taylor expansion of 0 in y
0.200 * [approximate]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (- (/ 1 (* x y)))) in (x y) around 0
0.200 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (- (/ 1 (* x y)))) in y
0.200 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) (- (/ 1 (* x y))))
0.201 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in y
0.201 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.201 * [taylor]: Taking taylor expansion of -1 in y
0.201 * [taylor]: Taking taylor expansion of x in y
0.201 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.201 * [taylor]: Taking taylor expansion of -1 in y
0.201 * [taylor]: Taking taylor expansion of x in y
0.201 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y))) in y
0.201 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.201 * [taylor]: Taking taylor expansion of (* x y) in y
0.201 * [taylor]: Taking taylor expansion of x in y
0.201 * [taylor]: Taking taylor expansion of y in y
0.201 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (- (/ 1 (* x y)))) in x
0.201 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) (- (/ 1 (* x y))))
0.201 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in x
0.201 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.201 * [taylor]: Taking taylor expansion of -1 in x
0.201 * [taylor]: Taking taylor expansion of x in x
0.202 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.202 * [taylor]: Taking taylor expansion of -1 in x
0.202 * [taylor]: Taking taylor expansion of x in x
0.202 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y))) in x
0.202 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.202 * [taylor]: Taking taylor expansion of (* x y) in x
0.202 * [taylor]: Taking taylor expansion of x in x
0.202 * [taylor]: Taking taylor expansion of y in x
0.202 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (- (/ 1 (* x y)))) in x
0.202 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) (- (/ 1 (* x y))))
0.202 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in x
0.202 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.202 * [taylor]: Taking taylor expansion of -1 in x
0.202 * [taylor]: Taking taylor expansion of x in x
0.203 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.203 * [taylor]: Taking taylor expansion of -1 in x
0.203 * [taylor]: Taking taylor expansion of x in x
0.203 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y))) in x
0.203 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.203 * [taylor]: Taking taylor expansion of (* x y) in x
0.203 * [taylor]: Taking taylor expansion of x in x
0.203 * [taylor]: Taking taylor expansion of y in x
0.204 * [taylor]: Taking taylor expansion of 1 in y
0.205 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.205 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.205 * [taylor]: Taking taylor expansion of y in y
0.208 * [taylor]: Taking taylor expansion of 0 in y
0.212 * [taylor]: Taking taylor expansion of 0 in y
0.216 * [taylor]: Taking taylor expansion of 0 in y
0.216 * * * [progress]: simplifying candidates
0.216 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (fma x x (- (* x y))))
  (log1p (fma x x (- (* x y))))
  (* x x)
  (log (fma x x (- (* x y))))
  (exp (fma x x (- (* x y))))
  (* (cbrt (fma x x (- (* x y)))) (cbrt (fma x x (- (* x y)))))
  (cbrt (fma x x (- (* x y))))
  (* (* (fma x x (- (* x y))) (fma x x (- (* x y)))) (fma x x (- (* x y))))
  (sqrt (fma x x (- (* x y))))
  (sqrt (fma x x (- (* x y))))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
0.219 * * [simplify]: iteration  0 :  29  enodes  (cost  58 )
0.220 * * [simplify]: iteration  1 :  69  enodes  (cost  48 )
0.223 * * [simplify]: iteration  2 :  299  enodes  (cost  47 )
0.229 * * [simplify]: iteration  3 :  1416  enodes  (cost  46 )
0.277 * * [simplify]: iteration  4 :  5002  enodes  (cost  46 )
0.278 * [simplify]: Simplified to:
   (expm1 (fma x x (- (* x y))))
  (log1p (fma x x (- (* x y))))
  (pow x 2)
  (log (fma x x (- (* x y))))
  (exp (* x (- x y)))
  (* (cbrt (fma x x (- (* x y)))) (cbrt (fma x x (- (* x y)))))
  (cbrt (fma x x (- (* x y))))
  (pow (* x (- x y)) 3)
  (sqrt (fma x x (- (* x y))))
  (sqrt (fma x x (- (* x y))))
  (* x (- x y))
  (* x (- x y))
  (* x (- x y))
0.278 * * * [progress]: adding candidates to table
0.307 * * [progress]: iteration 3 / 4
0.308 * * * [progress]: picking best candidate
0.309 * * * * [pick]: Picked  #<alt (λ (x y) (* (* x (- x y)) 2.0))>
0.309 * * * [progress]: localizing error
0.314 * * * [progress]: generating rewritten candidates
0.314 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.328 * * * [progress]: generating series expansions
0.328 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.328 * [approximate]: Taking taylor expansion of (* x (- x y)) in (x y) around 0
0.328 * [taylor]: Taking taylor expansion of (* x (- x y)) in y
0.328 * [taylor]: Taking taylor expansion of x in y
0.328 * [taylor]: Taking taylor expansion of (- x y) in y
0.328 * [taylor]: Taking taylor expansion of x in y
0.328 * [taylor]: Taking taylor expansion of y in y
0.328 * [taylor]: Taking taylor expansion of (* x (- x y)) in x
0.328 * [taylor]: Taking taylor expansion of x in x
0.328 * [taylor]: Taking taylor expansion of (- x y) in x
0.328 * [taylor]: Taking taylor expansion of x in x
0.329 * [taylor]: Taking taylor expansion of y in x
0.329 * [taylor]: Taking taylor expansion of (* x (- x y)) in x
0.329 * [taylor]: Taking taylor expansion of x in x
0.329 * [taylor]: Taking taylor expansion of (- x y) in x
0.329 * [taylor]: Taking taylor expansion of x in x
0.329 * [taylor]: Taking taylor expansion of y in x
0.329 * [taylor]: Taking taylor expansion of 0 in y
0.330 * [taylor]: Taking taylor expansion of (- y) in y
0.330 * [taylor]: Taking taylor expansion of y in y
0.331 * [taylor]: Taking taylor expansion of 1 in y
0.332 * [taylor]: Taking taylor expansion of 0 in y
0.334 * [taylor]: Taking taylor expansion of 0 in y
0.334 * [approximate]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in (x y) around 0
0.334 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in y
0.334 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.334 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.334 * [taylor]: Taking taylor expansion of x in y
0.334 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.334 * [taylor]: Taking taylor expansion of y in y
0.335 * [taylor]: Taking taylor expansion of x in y
0.335 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in x
0.335 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.335 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.335 * [taylor]: Taking taylor expansion of x in x
0.336 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.336 * [taylor]: Taking taylor expansion of y in x
0.336 * [taylor]: Taking taylor expansion of x in x
0.336 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in x
0.336 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.336 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.336 * [taylor]: Taking taylor expansion of x in x
0.336 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.336 * [taylor]: Taking taylor expansion of y in x
0.337 * [taylor]: Taking taylor expansion of x in x
0.337 * [taylor]: Taking taylor expansion of 1 in y
0.338 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.338 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.338 * [taylor]: Taking taylor expansion of y in y
0.340 * [taylor]: Taking taylor expansion of 0 in y
0.343 * [taylor]: Taking taylor expansion of 0 in y
0.346 * [taylor]: Taking taylor expansion of 0 in y
0.347 * [approximate]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in (x y) around 0
0.347 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in y
0.347 * [taylor]: Taking taylor expansion of -1 in y
0.347 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in y
0.347 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.347 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.347 * [taylor]: Taking taylor expansion of y in y
0.347 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.347 * [taylor]: Taking taylor expansion of x in y
0.347 * [taylor]: Taking taylor expansion of x in y
0.348 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in x
0.348 * [taylor]: Taking taylor expansion of -1 in x
0.348 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in x
0.348 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.348 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.348 * [taylor]: Taking taylor expansion of y in x
0.348 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.348 * [taylor]: Taking taylor expansion of x in x
0.348 * [taylor]: Taking taylor expansion of x in x
0.349 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in x
0.349 * [taylor]: Taking taylor expansion of -1 in x
0.349 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in x
0.349 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.349 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.349 * [taylor]: Taking taylor expansion of y in x
0.349 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.349 * [taylor]: Taking taylor expansion of x in x
0.349 * [taylor]: Taking taylor expansion of x in x
0.350 * [taylor]: Taking taylor expansion of 1 in y
0.352 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.352 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.352 * [taylor]: Taking taylor expansion of y in y
0.355 * [taylor]: Taking taylor expansion of 0 in y
0.359 * [taylor]: Taking taylor expansion of 0 in y
0.363 * [taylor]: Taking taylor expansion of 0 in y
0.363 * * * [progress]: simplifying candidates
0.364 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (* x (- x y)))
  (log1p (* x (- x y)))
  (* x (- x y))
  (+ (log x) (log (- x y)))
  (log (* x (- x y)))
  (exp (* x (- x y)))
  (* (* (* x x) x) (* (* (- x y) (- x y)) (- x y)))
  (* (cbrt (* x (- x y))) (cbrt (* x (- x y))))
  (cbrt (* x (- x y)))
  (* (* (* x (- x y)) (* x (- x y))) (* x (- x y)))
  (sqrt (* x (- x y)))
  (sqrt (* x (- x y)))
  (* (sqrt x) (sqrt (- x y)))
  (* (sqrt x) (sqrt (- x y)))
  (* x (fma (* (cbrt x) (cbrt x)) (cbrt x) (- (* (cbrt y) (* (cbrt y) (cbrt y))))))
  (* x (fma (- (cbrt y)) (* (cbrt y) (cbrt y)) (* (cbrt y) (* (cbrt y) (cbrt y)))))
  (* x (fma (* (cbrt x) (cbrt x)) (cbrt x) (- (* (sqrt y) (sqrt y)))))
  (* x (fma (- (sqrt y)) (sqrt y) (* (sqrt y) (sqrt y))))
  (* x (fma (* (cbrt x) (cbrt x)) (cbrt x) (- (* y 1))))
  (* x (fma (- y) 1 (* y 1)))
  (* x (fma (sqrt x) (sqrt x) (- (* (cbrt y) (* (cbrt y) (cbrt y))))))
  (* x (fma (- (cbrt y)) (* (cbrt y) (cbrt y)) (* (cbrt y) (* (cbrt y) (cbrt y)))))
  (* x (fma (sqrt x) (sqrt x) (- (* (sqrt y) (sqrt y)))))
  (* x (fma (- (sqrt y)) (sqrt y) (* (sqrt y) (sqrt y))))
  (* x (fma (sqrt x) (sqrt x) (- (* y 1))))
  (* x (fma (- y) 1 (* y 1)))
  (* x (fma 1 x (- (* (cbrt y) (* (cbrt y) (cbrt y))))))
  (* x (fma (- (cbrt y)) (* (cbrt y) (cbrt y)) (* (cbrt y) (* (cbrt y) (cbrt y)))))
  (* x (fma 1 x (- (* (sqrt y) (sqrt y)))))
  (* x (fma (- (sqrt y)) (sqrt y) (* (sqrt y) (sqrt y))))
  (* x (fma 1 x (- (* y 1))))
  (* x (fma (- y) 1 (* y 1)))
  (* x x)
  (* x (- y))
  (* x x)
  (* x (- y))
  (* (fma (* (cbrt x) (cbrt x)) (cbrt x) (- (* (cbrt y) (* (cbrt y) (cbrt y))))) x)
  (* (fma (- (cbrt y)) (* (cbrt y) (cbrt y)) (* (cbrt y) (* (cbrt y) (cbrt y)))) x)
  (* (fma (* (cbrt x) (cbrt x)) (cbrt x) (- (* (sqrt y) (sqrt y)))) x)
  (* (fma (- (sqrt y)) (sqrt y) (* (sqrt y) (sqrt y))) x)
  (* (fma (* (cbrt x) (cbrt x)) (cbrt x) (- (* y 1))) x)
  (* (fma (- y) 1 (* y 1)) x)
  (* (fma (sqrt x) (sqrt x) (- (* (cbrt y) (* (cbrt y) (cbrt y))))) x)
  (* (fma (- (cbrt y)) (* (cbrt y) (cbrt y)) (* (cbrt y) (* (cbrt y) (cbrt y)))) x)
  (* (fma (sqrt x) (sqrt x) (- (* (sqrt y) (sqrt y)))) x)
  (* (fma (- (sqrt y)) (sqrt y) (* (sqrt y) (sqrt y))) x)
  (* (fma (sqrt x) (sqrt x) (- (* y 1))) x)
  (* (fma (- y) 1 (* y 1)) x)
  (* (fma 1 x (- (* (cbrt y) (* (cbrt y) (cbrt y))))) x)
  (* (fma (- (cbrt y)) (* (cbrt y) (cbrt y)) (* (cbrt y) (* (cbrt y) (cbrt y)))) x)
  (* (fma 1 x (- (* (sqrt y) (sqrt y)))) x)
  (* (fma (- (sqrt y)) (sqrt y) (* (sqrt y) (sqrt y))) x)
  (* (fma 1 x (- (* y 1))) x)
  (* (fma (- y) 1 (* y 1)) x)
  (* x x)
  (* (- y) x)
  (* x x)
  (* (- y) x)
  (* x (* (cbrt (- x y)) (cbrt (- x y))))
  (* x (sqrt (- x y)))
  (* x 1)
  (* x (+ (sqrt x) (sqrt y)))
  (* x 1)
  (* (cbrt x) (- x y))
  (* (sqrt x) (- x y))
  (* x (- x y))
  (* x (- (pow x 3) (pow y 3)))
  (* x (- (* x x) (* y y)))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
0.369 * * [simplify]: iteration  0 :  186  enodes  (cost  350 )
0.373 * * [simplify]: iteration  1 :  761  enodes  (cost  220 )
0.390 * * [simplify]: iteration  2 :  4223  enodes  (cost  190 )
0.478 * * [simplify]: iteration  3 :  5001  enodes  (cost  190 )
0.479 * [simplify]: Simplified to:
   (expm1 (* x (- x y)))
  (log1p (* x (- x y)))
  (* x (- x y))
  (log (* x (- x y)))
  (log (* x (- x y)))
  (exp (* x (- x y)))
  (pow (* x (- x y)) 3)
  (* (cbrt (* x (- x y))) (cbrt (* x (- x y))))
  (cbrt (* x (- x y)))
  (pow (* x (- x y)) 3)
  (sqrt (* x (- x y)))
  (sqrt (* x (- x y)))
  (* (sqrt x) (sqrt (- x y)))
  (* (sqrt x) (sqrt (- x y)))
  (- (* x (* 1 (pow (cbrt x) 3))) (* x y))
  (* x (- y y))
  (- (* x (* 1 (pow (cbrt x) 3))) (* x y))
  (* x (- y y))
  (- (* x (* 1 (pow (cbrt x) 3))) (* x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (pow x 2)
  (* x (- y))
  (pow x 2)
  (* x (- y))
  (- (* x (* 1 (pow (cbrt x) 3))) (* x y))
  (* x (- y y))
  (- (* x (* 1 (pow (cbrt x) 3))) (* x y))
  (* x (- y y))
  (- (* x (* 1 (pow (cbrt x) 3))) (* x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (pow x 2)
  (* x (- y))
  (pow x 2)
  (* x (- y))
  (* x (* (cbrt (- x y)) (cbrt (- x y))))
  (* x (sqrt (- x y)))
  x
  (* x (+ (sqrt x) (sqrt y)))
  x
  (* (cbrt x) (- x y))
  (* (sqrt x) (- x y))
  (* x (- x y))
  (* x (- (pow x 3) (pow y 3)))
  (* x (- (* x x) (* y y)))
  (* x (- x y))
  (* x (- x y))
  (* x (- x y))
0.480 * * * [progress]: adding candidates to table
0.530 * [progress]: [Phase 3 of 3] Extracting.
0.530 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* 2.0 (fma x x (- (* x y)))))> #<alt (λ (x y) (* (* x (- x y)) 2.0))>)
0.530 * * * [regime-changes]: Trying 2 branch expressions: (y x)
0.530 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* 2.0 (fma x x (- (* x y)))))> #<alt (λ (x y) (* (* x (- x y)) 2.0))>)
0.544 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* 2.0 (fma x x (- (* x y)))))> #<alt (λ (x y) (* (* x (- x y)) 2.0))>)
0.555 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.555 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 2.0 (fma x x (- (* x y))))
0.556 * * [simplify]: iteration  0 :  13  enodes  (cost  4 )
0.556 * * [simplify]: iteration  1 :  15  enodes  (cost  4 )
0.557 * * [simplify]: iteration  2 :  15  enodes  (cost  4 )
0.557 * [simplify]: Simplified to:
   (* 2.0 (fma x x (- (* x y))))
1.066 * [regime-testing]: Baseline error score: 0.009626203275409426
1.067 * [regime-testing]: Oracle error score: 0.006375796974621828
1.068 * [regime-testing]: End program error score: 0.009626203275409426
1.084 * [regime-testing]: Target error score: 0.007875984498062257