8.543 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.016 * * * [progress]: [2/2] Setting up program.
0.018 * [progress]: [Phase 2 of 3] Improving.
0.018 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- x (* y y))
0.018 * [simplify]: Sending expressions to egg_math:
 (- h0 (* h1 h1))
0.020 * * [simplify]: iteration  0 :  6  enodes  (cost  2 )
0.021 * * [simplify]: iteration  1 :  10  enodes  (cost  2 )
0.022 * * [simplify]: iteration  2 :  10  enodes  (cost  2 )
0.022 * [simplify]: Simplified to:
   (- x (* y y))
0.023 * * [progress]: iteration 1 / 4
0.023 * * * [progress]: picking best candidate
0.024 * * * * [pick]: Picked  #<alt (λ (x y) (- x (* y y)))>
0.024 * * * [progress]: localizing error
0.027 * * * [progress]: generating rewritten candidates
0.027 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.032 * * * [progress]: generating series expansions
0.032 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.032 * [approximate]: Taking taylor expansion of (- x (pow y 2)) in (x y) around 0
0.032 * [taylor]: Taking taylor expansion of (- x (pow y 2)) in y
0.032 * [taylor]: Taking taylor expansion of x in y
0.032 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.032 * [taylor]: Taking taylor expansion of y in y
0.032 * [taylor]: Taking taylor expansion of (- x (pow y 2)) in x
0.032 * [taylor]: Taking taylor expansion of x in x
0.032 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.032 * [taylor]: Taking taylor expansion of y in x
0.032 * [taylor]: Taking taylor expansion of (- x (pow y 2)) in x
0.032 * [taylor]: Taking taylor expansion of x in x
0.032 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.032 * [taylor]: Taking taylor expansion of y in x
0.033 * [taylor]: Taking taylor expansion of (- (pow y 2)) in y
0.033 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.033 * [taylor]: Taking taylor expansion of y in y
0.033 * [taylor]: Taking taylor expansion of 1 in y
0.034 * [taylor]: Taking taylor expansion of 0 in y
0.035 * [taylor]: Taking taylor expansion of 0 in y
0.037 * [taylor]: Taking taylor expansion of 0 in y
0.037 * [approximate]: Taking taylor expansion of (- (/ 1 x) (/ 1 (pow y 2))) in (x y) around 0
0.037 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 (pow y 2))) in y
0.037 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.037 * [taylor]: Taking taylor expansion of x in y
0.037 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.037 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.037 * [taylor]: Taking taylor expansion of y in y
0.038 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 (pow y 2))) in x
0.038 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.038 * [taylor]: Taking taylor expansion of x in x
0.038 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.038 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.038 * [taylor]: Taking taylor expansion of y in x
0.038 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 (pow y 2))) in x
0.038 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.038 * [taylor]: Taking taylor expansion of x in x
0.038 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.038 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.038 * [taylor]: Taking taylor expansion of y in x
0.039 * [taylor]: Taking taylor expansion of 1 in y
0.039 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y
0.039 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.039 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.040 * [taylor]: Taking taylor expansion of y in y
0.041 * [taylor]: Taking taylor expansion of 0 in y
0.043 * [taylor]: Taking taylor expansion of 0 in y
0.046 * [taylor]: Taking taylor expansion of 0 in y
0.049 * [taylor]: Taking taylor expansion of 0 in y
0.049 * [approximate]: Taking taylor expansion of (- (+ (/ 1 (pow y 2)) (/ 1 x))) in (x y) around 0
0.049 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (pow y 2)) (/ 1 x))) in y
0.049 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (/ 1 x)) in y
0.049 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.049 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.049 * [taylor]: Taking taylor expansion of y in y
0.050 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.050 * [taylor]: Taking taylor expansion of x in y
0.050 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (pow y 2)) (/ 1 x))) in x
0.050 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (/ 1 x)) in x
0.050 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.050 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.050 * [taylor]: Taking taylor expansion of y in x
0.050 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.050 * [taylor]: Taking taylor expansion of x in x
0.050 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (pow y 2)) (/ 1 x))) in x
0.050 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (/ 1 x)) in x
0.050 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.050 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.050 * [taylor]: Taking taylor expansion of y in x
0.051 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.051 * [taylor]: Taking taylor expansion of x in x
0.051 * [taylor]: Taking taylor expansion of -1 in y
0.052 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y
0.052 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.052 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.052 * [taylor]: Taking taylor expansion of y in y
0.054 * [taylor]: Taking taylor expansion of 0 in y
0.056 * [taylor]: Taking taylor expansion of 0 in y
0.059 * [taylor]: Taking taylor expansion of 0 in y
0.062 * [taylor]: Taking taylor expansion of 0 in y
0.062 * * * [progress]: simplifying candidates
0.062 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp x) (exp (* y y)))
  (log (- x (* y y)))
  (exp (- x (* y y)))
  (* (cbrt (- x (* y y))) (cbrt (- x (* y y))))
  (cbrt (- x (* y y)))
  (* (* (- x (* y y)) (- x (* y y))) (- x (* y y)))
  (sqrt (- x (* y y)))
  (sqrt (- x (* y y)))
  (- (pow x 3) (pow (* y y) 3))
  (+ (* x x) (+ (* (* y y) (* y y)) (* x (* y y))))
  (- (* y y))
  (- (* x x) (* (* y y) (* y y)))
  (+ x (* y y))
  (+ (sqrt x) y)
  (- (sqrt x) y)
  (- (* y y))
  (- x (pow y 2))
  (- x (pow y 2))
  (- x (pow y 2))
0.062 * [simplify]: Sending expressions to egg_math:
 (/ (exp h0) (exp (* h1 h1)))
 (log (- h0 (* h1 h1)))
 (exp (- h0 (* h1 h1)))
 (* (cbrt (- h0 (* h1 h1))) (cbrt (- h0 (* h1 h1))))
 (cbrt (- h0 (* h1 h1)))
 (* (* (- h0 (* h1 h1)) (- h0 (* h1 h1))) (- h0 (* h1 h1)))
 (sqrt (- h0 (* h1 h1)))
 (sqrt (- h0 (* h1 h1)))
 (- (pow h0 3) (pow (* h1 h1) 3))
 (+ (* h0 h0) (+ (* (* h1 h1) (* h1 h1)) (* h0 (* h1 h1))))
 (- (* h1 h1))
 (- (* h0 h0) (* (* h1 h1) (* h1 h1)))
 (+ h0 (* h1 h1))
 (+ (sqrt h0) h1)
 (- (sqrt h0) h1)
 (- (* h1 h1))
 (- h0 (pow h1 2))
 (- h0 (pow h1 2))
 (- h0 (pow h1 2))
0.065 * * [simplify]: iteration  0 :  76  enodes  (cost  64 )
0.067 * * [simplify]: iteration  1 :  239  enodes  (cost  59 )
0.071 * * [simplify]: iteration  2 :  647  enodes  (cost  58 )
0.085 * * [simplify]: iteration  3 :  2429  enodes  (cost  58 )
0.140 * * [simplify]: iteration  4 :  5003  enodes  (cost  58 )
0.141 * [simplify]: Simplified to:
   (exp (- x (* y y)))
  (log (- x (* y y)))
  (exp (- x (* y y)))
  (* (cbrt (- x (* y y))) (cbrt (- x (* y y))))
  (cbrt (- x (* y y)))
  (pow (- x (pow y 2)) 3)
  (sqrt (- x (* y y)))
  (sqrt (- x (* y y)))
  (- (pow x 3) (pow (* y y) 3))
  (+ (* x (+ x (* y y))) (pow y 4))
  (- (* y y))
  (- (* x x) (* (* y y) (* y y)))
  (+ x (* y y))
  (+ (sqrt x) y)
  (- (sqrt x) y)
  (- (* y y))
  (- x (pow y 2))
  (- x (pow y 2))
  (- x (pow y 2))
0.141 * * * [progress]: adding candidates to table
0.167 * * [progress]: iteration 2 / 4
0.167 * * * [progress]: picking best candidate
0.168 * * * * [pick]: Picked  #<alt (λ (x y) (* (+ (sqrt x) y) (- (sqrt x) y)))>
0.168 * * * [progress]: localizing error
0.173 * * * [progress]: generating rewritten candidates
0.173 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.225 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.235 * * * [progress]: generating series expansions
0.235 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.235 * [approximate]: Taking taylor expansion of (* (- (sqrt x) y) (+ y (sqrt x))) in (x y) around 0
0.235 * [taylor]: Taking taylor expansion of (* (- (sqrt x) y) (+ y (sqrt x))) in y
0.235 * [taylor]: Taking taylor expansion of (- (sqrt x) y) in y
0.235 * [taylor]: Taking taylor expansion of (sqrt x) in y
0.235 * [taylor]: Taking taylor expansion of x in y
0.235 * [taylor]: Taking taylor expansion of y in y
0.235 * [taylor]: Taking taylor expansion of (+ y (sqrt x)) in y
0.235 * [taylor]: Taking taylor expansion of y in y
0.235 * [taylor]: Taking taylor expansion of (sqrt x) in y
0.235 * [taylor]: Taking taylor expansion of x in y
0.235 * [taylor]: Taking taylor expansion of (* (- (sqrt x) y) (+ y (sqrt x))) in x
0.235 * [taylor]: Taking taylor expansion of (- (sqrt x) y) in x
0.235 * [taylor]: Taking taylor expansion of (sqrt x) in x
0.235 * [taylor]: Taking taylor expansion of x in x
0.237 * [taylor]: Taking taylor expansion of y in x
0.237 * [taylor]: Taking taylor expansion of (+ y (sqrt x)) in x
0.237 * [taylor]: Taking taylor expansion of y in x
0.237 * [taylor]: Taking taylor expansion of (sqrt x) in x
0.237 * [taylor]: Taking taylor expansion of x in x
0.238 * [taylor]: Taking taylor expansion of (* (- (sqrt x) y) (+ y (sqrt x))) in x
0.238 * [taylor]: Taking taylor expansion of (- (sqrt x) y) in x
0.238 * [taylor]: Taking taylor expansion of (sqrt x) in x
0.238 * [taylor]: Taking taylor expansion of x in x
0.239 * [taylor]: Taking taylor expansion of y in x
0.239 * [taylor]: Taking taylor expansion of (+ y (sqrt x)) in x
0.239 * [taylor]: Taking taylor expansion of y in x
0.239 * [taylor]: Taking taylor expansion of (sqrt x) in x
0.239 * [taylor]: Taking taylor expansion of x in x
0.240 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
0.240 * [taylor]: Taking taylor expansion of -1 in y
0.240 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.240 * [taylor]: Taking taylor expansion of y in y
0.241 * [taylor]: Taking taylor expansion of (- (* +nan.0 y)) in y
0.241 * [taylor]: Taking taylor expansion of (* +nan.0 y) in y
0.241 * [taylor]: Taking taylor expansion of +nan.0 in y
0.241 * [taylor]: Taking taylor expansion of y in y
0.247 * [taylor]: Taking taylor expansion of (- (+ (* +nan.0 y) (- +nan.0))) in y
0.247 * [taylor]: Taking taylor expansion of (+ (* +nan.0 y) (- +nan.0)) in y
0.247 * [taylor]: Taking taylor expansion of (* +nan.0 y) in y
0.247 * [taylor]: Taking taylor expansion of +nan.0 in y
0.247 * [taylor]: Taking taylor expansion of y in y
0.247 * [taylor]: Taking taylor expansion of (- +nan.0) in y
0.247 * [taylor]: Taking taylor expansion of +nan.0 in y
0.251 * [approximate]: Taking taylor expansion of (* (- (sqrt (/ 1 x)) (/ 1 y)) (+ (/ 1 y) (sqrt (/ 1 x)))) in (x y) around 0
0.251 * [taylor]: Taking taylor expansion of (* (- (sqrt (/ 1 x)) (/ 1 y)) (+ (/ 1 y) (sqrt (/ 1 x)))) in y
0.251 * [taylor]: Taking taylor expansion of (- (sqrt (/ 1 x)) (/ 1 y)) in y
0.251 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in y
0.251 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.251 * [taylor]: Taking taylor expansion of x in y
0.251 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.251 * [taylor]: Taking taylor expansion of y in y
0.251 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (sqrt (/ 1 x))) in y
0.251 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.251 * [taylor]: Taking taylor expansion of y in y
0.252 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in y
0.252 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.252 * [taylor]: Taking taylor expansion of x in y
0.252 * [taylor]: Taking taylor expansion of (* (- (sqrt (/ 1 x)) (/ 1 y)) (+ (/ 1 y) (sqrt (/ 1 x)))) in x
0.252 * [taylor]: Taking taylor expansion of (- (sqrt (/ 1 x)) (/ 1 y)) in x
0.252 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in x
0.252 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.252 * [taylor]: Taking taylor expansion of x in x
0.253 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.253 * [taylor]: Taking taylor expansion of y in x
0.253 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (sqrt (/ 1 x))) in x
0.253 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.253 * [taylor]: Taking taylor expansion of y in x
0.253 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in x
0.253 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.253 * [taylor]: Taking taylor expansion of x in x
0.254 * [taylor]: Taking taylor expansion of (* (- (sqrt (/ 1 x)) (/ 1 y)) (+ (/ 1 y) (sqrt (/ 1 x)))) in x
0.254 * [taylor]: Taking taylor expansion of (- (sqrt (/ 1 x)) (/ 1 y)) in x
0.254 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in x
0.254 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.254 * [taylor]: Taking taylor expansion of x in x
0.255 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.255 * [taylor]: Taking taylor expansion of y in x
0.255 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (sqrt (/ 1 x))) in x
0.256 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.256 * [taylor]: Taking taylor expansion of y in x
0.256 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in x
0.256 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.256 * [taylor]: Taking taylor expansion of x in x
0.257 * [taylor]: Taking taylor expansion of 0 in y
0.258 * [taylor]: Taking taylor expansion of 0 in y
0.263 * [taylor]: Taking taylor expansion of (- (+ (* +nan.0 (/ 1 y)) (- (/ 1 (pow y 2)) +nan.0))) in y
0.264 * [taylor]: Taking taylor expansion of (+ (* +nan.0 (/ 1 y)) (- (/ 1 (pow y 2)) +nan.0)) in y
0.264 * [taylor]: Taking taylor expansion of (* +nan.0 (/ 1 y)) in y
0.264 * [taylor]: Taking taylor expansion of +nan.0 in y
0.264 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.264 * [taylor]: Taking taylor expansion of y in y
0.264 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2)) +nan.0) in y
0.264 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.264 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.264 * [taylor]: Taking taylor expansion of y in y
0.264 * [taylor]: Taking taylor expansion of +nan.0 in y
0.272 * [taylor]: Taking taylor expansion of (- (+ (* +nan.0 (/ 1 y)) (- +nan.0))) in y
0.272 * [taylor]: Taking taylor expansion of (+ (* +nan.0 (/ 1 y)) (- +nan.0)) in y
0.272 * [taylor]: Taking taylor expansion of (* +nan.0 (/ 1 y)) in y
0.272 * [taylor]: Taking taylor expansion of +nan.0 in y
0.272 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.272 * [taylor]: Taking taylor expansion of y in y
0.272 * [taylor]: Taking taylor expansion of (- +nan.0) in y
0.272 * [taylor]: Taking taylor expansion of +nan.0 in y
0.283 * [taylor]: Taking taylor expansion of (- (+ (* +nan.0 (/ 1 y)) (- +nan.0))) in y
0.283 * [taylor]: Taking taylor expansion of (+ (* +nan.0 (/ 1 y)) (- +nan.0)) in y
0.283 * [taylor]: Taking taylor expansion of (* +nan.0 (/ 1 y)) in y
0.283 * [taylor]: Taking taylor expansion of +nan.0 in y
0.283 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.283 * [taylor]: Taking taylor expansion of y in y
0.283 * [taylor]: Taking taylor expansion of (- +nan.0) in y
0.283 * [taylor]: Taking taylor expansion of +nan.0 in y
0.285 * [approximate]: Taking taylor expansion of (* (+ (/ 1 y) (sqrt (/ -1 x))) (- (sqrt (/ -1 x)) (/ 1 y))) in (x y) around 0
0.285 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (sqrt (/ -1 x))) (- (sqrt (/ -1 x)) (/ 1 y))) in y
0.285 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (sqrt (/ -1 x))) in y
0.285 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.285 * [taylor]: Taking taylor expansion of y in y
0.285 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in y
0.285 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.285 * [taylor]: Taking taylor expansion of -1 in y
0.285 * [taylor]: Taking taylor expansion of x in y
0.285 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 x)) (/ 1 y)) in y
0.285 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in y
0.286 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.286 * [taylor]: Taking taylor expansion of -1 in y
0.286 * [taylor]: Taking taylor expansion of x in y
0.286 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.286 * [taylor]: Taking taylor expansion of y in y
0.286 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (sqrt (/ -1 x))) (- (sqrt (/ -1 x)) (/ 1 y))) in x
0.286 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (sqrt (/ -1 x))) in x
0.286 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.286 * [taylor]: Taking taylor expansion of y in x
0.286 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
0.286 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.286 * [taylor]: Taking taylor expansion of -1 in x
0.286 * [taylor]: Taking taylor expansion of x in x
0.287 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 x)) (/ 1 y)) in x
0.287 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
0.287 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.287 * [taylor]: Taking taylor expansion of -1 in x
0.287 * [taylor]: Taking taylor expansion of x in x
0.288 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.288 * [taylor]: Taking taylor expansion of y in x
0.288 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (sqrt (/ -1 x))) (- (sqrt (/ -1 x)) (/ 1 y))) in x
0.288 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (sqrt (/ -1 x))) in x
0.288 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.289 * [taylor]: Taking taylor expansion of y in x
0.289 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
0.289 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.289 * [taylor]: Taking taylor expansion of -1 in x
0.289 * [taylor]: Taking taylor expansion of x in x
0.294 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 x)) (/ 1 y)) in x
0.294 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
0.294 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.294 * [taylor]: Taking taylor expansion of -1 in x
0.294 * [taylor]: Taking taylor expansion of x in x
0.295 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.296 * [taylor]: Taking taylor expansion of y in x
0.296 * [taylor]: Taking taylor expansion of 0 in y
0.297 * [taylor]: Taking taylor expansion of 0 in y
0.302 * [taylor]: Taking taylor expansion of (- (+ (* +nan.0 (/ 1 y)) (- (/ 1 (pow y 2)) +nan.0))) in y
0.302 * [taylor]: Taking taylor expansion of (+ (* +nan.0 (/ 1 y)) (- (/ 1 (pow y 2)) +nan.0)) in y
0.302 * [taylor]: Taking taylor expansion of (* +nan.0 (/ 1 y)) in y
0.302 * [taylor]: Taking taylor expansion of +nan.0 in y
0.302 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.302 * [taylor]: Taking taylor expansion of y in y
0.303 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2)) +nan.0) in y
0.303 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.303 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.303 * [taylor]: Taking taylor expansion of y in y
0.303 * [taylor]: Taking taylor expansion of +nan.0 in y
0.310 * [taylor]: Taking taylor expansion of (- (+ (* +nan.0 (/ 1 y)) (- +nan.0))) in y
0.311 * [taylor]: Taking taylor expansion of (+ (* +nan.0 (/ 1 y)) (- +nan.0)) in y
0.311 * [taylor]: Taking taylor expansion of (* +nan.0 (/ 1 y)) in y
0.311 * [taylor]: Taking taylor expansion of +nan.0 in y
0.311 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.311 * [taylor]: Taking taylor expansion of y in y
0.311 * [taylor]: Taking taylor expansion of (- +nan.0) in y
0.311 * [taylor]: Taking taylor expansion of +nan.0 in y
0.321 * [taylor]: Taking taylor expansion of (- (+ (* +nan.0 (/ 1 y)) (- +nan.0))) in y
0.321 * [taylor]: Taking taylor expansion of (+ (* +nan.0 (/ 1 y)) (- +nan.0)) in y
0.321 * [taylor]: Taking taylor expansion of (* +nan.0 (/ 1 y)) in y
0.321 * [taylor]: Taking taylor expansion of +nan.0 in y
0.321 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.321 * [taylor]: Taking taylor expansion of y in y
0.322 * [taylor]: Taking taylor expansion of (- +nan.0) in y
0.322 * [taylor]: Taking taylor expansion of +nan.0 in y
0.323 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.323 * [approximate]: Taking taylor expansion of (- (sqrt x) y) in (x y) around 0
0.324 * [taylor]: Taking taylor expansion of (- (sqrt x) y) in y
0.324 * [taylor]: Taking taylor expansion of (sqrt x) in y
0.324 * [taylor]: Taking taylor expansion of x in y
0.324 * [taylor]: Taking taylor expansion of y in y
0.324 * [taylor]: Taking taylor expansion of (- (sqrt x) y) in x
0.324 * [taylor]: Taking taylor expansion of (sqrt x) in x
0.324 * [taylor]: Taking taylor expansion of x in x
0.325 * [taylor]: Taking taylor expansion of y in x
0.325 * [taylor]: Taking taylor expansion of (- (sqrt x) y) in x
0.325 * [taylor]: Taking taylor expansion of (sqrt x) in x
0.325 * [taylor]: Taking taylor expansion of x in x
0.326 * [taylor]: Taking taylor expansion of y in x
0.326 * [taylor]: Taking taylor expansion of (- y) in y
0.326 * [taylor]: Taking taylor expansion of y in y
0.326 * [taylor]: Taking taylor expansion of (- +nan.0) in y
0.326 * [taylor]: Taking taylor expansion of +nan.0 in y
0.329 * [taylor]: Taking taylor expansion of (- +nan.0) in y
0.329 * [taylor]: Taking taylor expansion of +nan.0 in y
0.330 * [approximate]: Taking taylor expansion of (- (sqrt (/ 1 x)) (/ 1 y)) in (x y) around 0
0.330 * [taylor]: Taking taylor expansion of (- (sqrt (/ 1 x)) (/ 1 y)) in y
0.330 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in y
0.330 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.330 * [taylor]: Taking taylor expansion of x in y
0.330 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.330 * [taylor]: Taking taylor expansion of y in y
0.330 * [taylor]: Taking taylor expansion of (- (sqrt (/ 1 x)) (/ 1 y)) in x
0.331 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in x
0.331 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.331 * [taylor]: Taking taylor expansion of x in x
0.332 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.332 * [taylor]: Taking taylor expansion of y in x
0.332 * [taylor]: Taking taylor expansion of (- (sqrt (/ 1 x)) (/ 1 y)) in x
0.332 * [taylor]: Taking taylor expansion of (sqrt (/ 1 x)) in x
0.332 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.332 * [taylor]: Taking taylor expansion of x in x
0.333 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.333 * [taylor]: Taking taylor expansion of y in x
0.333 * [taylor]: Taking taylor expansion of 0 in y
0.333 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) (- +nan.0))) in y
0.333 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (- +nan.0)) in y
0.333 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.333 * [taylor]: Taking taylor expansion of y in y
0.334 * [taylor]: Taking taylor expansion of (- +nan.0) in y
0.334 * [taylor]: Taking taylor expansion of +nan.0 in y
0.336 * [taylor]: Taking taylor expansion of (- +nan.0) in y
0.336 * [taylor]: Taking taylor expansion of +nan.0 in y
0.341 * [taylor]: Taking taylor expansion of (- +nan.0) in y
0.341 * [taylor]: Taking taylor expansion of +nan.0 in y
0.342 * [approximate]: Taking taylor expansion of (+ (/ 1 y) (sqrt (/ -1 x))) in (x y) around 0
0.342 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (sqrt (/ -1 x))) in y
0.342 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.342 * [taylor]: Taking taylor expansion of y in y
0.342 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in y
0.342 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.342 * [taylor]: Taking taylor expansion of -1 in y
0.342 * [taylor]: Taking taylor expansion of x in y
0.342 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (sqrt (/ -1 x))) in x
0.342 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.342 * [taylor]: Taking taylor expansion of y in x
0.342 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
0.342 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.342 * [taylor]: Taking taylor expansion of -1 in x
0.343 * [taylor]: Taking taylor expansion of x in x
0.344 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (sqrt (/ -1 x))) in x
0.344 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.344 * [taylor]: Taking taylor expansion of y in x
0.344 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
0.344 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.344 * [taylor]: Taking taylor expansion of -1 in x
0.344 * [taylor]: Taking taylor expansion of x in x
0.345 * [taylor]: Taking taylor expansion of 0 in y
0.345 * [taylor]: Taking taylor expansion of (- (/ 1 y) +nan.0) in y
0.345 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.345 * [taylor]: Taking taylor expansion of y in y
0.345 * [taylor]: Taking taylor expansion of +nan.0 in y
0.348 * [taylor]: Taking taylor expansion of (- +nan.0) in y
0.348 * [taylor]: Taking taylor expansion of +nan.0 in y
0.352 * [taylor]: Taking taylor expansion of (- +nan.0) in y
0.352 * [taylor]: Taking taylor expansion of +nan.0 in y
0.353 * * * [progress]: simplifying candidates
0.354 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (+ (sqrt x) y) (- (sqrt x) y))
  (+ (log (+ (sqrt x) y)) (log (- (sqrt x) y)))
  (log (* (+ (sqrt x) y) (- (sqrt x) y)))
  (exp (* (+ (sqrt x) y) (- (sqrt x) y)))
  (* (* (* (+ (sqrt x) y) (+ (sqrt x) y)) (+ (sqrt x) y)) (* (* (- (sqrt x) y) (- (sqrt x) y)) (- (sqrt x) y)))
  (* (cbrt (* (+ (sqrt x) y) (- (sqrt x) y))) (cbrt (* (+ (sqrt x) y) (- (sqrt x) y))))
  (cbrt (* (+ (sqrt x) y) (- (sqrt x) y)))
  (* (* (* (+ (sqrt x) y) (- (sqrt x) y)) (* (+ (sqrt x) y) (- (sqrt x) y))) (* (+ (sqrt x) y) (- (sqrt x) y)))
  (sqrt (* (+ (sqrt x) y) (- (sqrt x) y)))
  (sqrt (* (+ (sqrt x) y) (- (sqrt x) y)))
  (* (+ (pow (sqrt x) 3) (pow y 3)) (- (pow (sqrt x) 3) (pow y 3)))
  (* (+ (* (sqrt x) (sqrt x)) (- (* y y) (* (sqrt x) y))) (+ (* (sqrt x) (sqrt x)) (+ (* y y) (* (sqrt x) y))))
  (* (+ (pow (sqrt x) 3) (pow y 3)) (- (* (sqrt x) (sqrt x)) (* y y)))
  (* (+ (* (sqrt x) (sqrt x)) (- (* y y) (* (sqrt x) y))) (+ (sqrt x) y))
  (* (- (* (sqrt x) (sqrt x)) (* y y)) (- (pow (sqrt x) 3) (pow y 3)))
  (* (- (sqrt x) y) (+ (* (sqrt x) (sqrt x)) (+ (* y y) (* (sqrt x) y))))
  (* (- (* (sqrt x) (sqrt x)) (* y y)) (- (* (sqrt x) (sqrt x)) (* y y)))
  (* (- (sqrt x) y) (+ (sqrt x) y))
  (* (sqrt (+ (sqrt x) y)) (sqrt (- (sqrt x) y)))
  (* (sqrt (+ (sqrt x) y)) (sqrt (- (sqrt x) y)))
  (* (+ (sqrt x) y) (sqrt x))
  (* (+ (sqrt x) y) (- y))
  (* (+ (sqrt x) y) (sqrt x))
  (* (+ (sqrt x) y) (- y))
  (* (sqrt x) (+ (sqrt x) y))
  (* (- y) (+ (sqrt x) y))
  (* (sqrt x) (+ (sqrt x) y))
  (* (- y) (+ (sqrt x) y))
  (* (+ (sqrt x) y) (* (cbrt (- (sqrt x) y)) (cbrt (- (sqrt x) y))))
  (* (+ (sqrt x) y) (sqrt (- (sqrt x) y)))
  (* (+ (sqrt x) y) 1)
  (* (+ (sqrt x) y) (+ (sqrt (sqrt x)) (sqrt y)))
  (* (+ (sqrt x) y) (+ (sqrt (sqrt x)) (sqrt y)))
  (* (+ (sqrt x) y) 1)
  (* (cbrt (+ (sqrt x) y)) (- (sqrt x) y))
  (* (sqrt (+ (sqrt x) y)) (- (sqrt x) y))
  (* (+ (sqrt x) y) (- (sqrt x) y))
  (* (+ (sqrt x) y) (- (sqrt x) y))
  (* (+ (sqrt x) y) (- (pow (sqrt x) 3) (pow y 3)))
  (* (+ (sqrt x) y) (- (* (sqrt x) (sqrt x)) (* y y)))
  (* (+ (pow (sqrt x) 3) (pow y 3)) (- (sqrt x) y))
  (* (- (* (sqrt x) (sqrt x)) (* y y)) (- (sqrt x) y))
  (/ (exp (sqrt x)) (exp y))
  (log (- (sqrt x) y))
  (exp (- (sqrt x) y))
  (* (cbrt (- (sqrt x) y)) (cbrt (- (sqrt x) y)))
  (cbrt (- (sqrt x) y))
  (* (* (- (sqrt x) y) (- (sqrt x) y)) (- (sqrt x) y))
  (sqrt (- (sqrt x) y))
  (sqrt (- (sqrt x) y))
  (- (pow (sqrt x) 3) (pow y 3))
  (+ (* (sqrt x) (sqrt x)) (+ (* y y) (* (sqrt x) y)))
  (- y)
  (- (* (sqrt x) (sqrt x)) (* y y))
  (+ (sqrt x) y)
  (+ (sqrt (sqrt x)) (sqrt y))
  (- (sqrt (sqrt x)) (sqrt y))
  (+ (sqrt (sqrt x)) (sqrt y))
  (- (sqrt (sqrt x)) (sqrt y))
  (- (sqrt x) y)
  (- y)
  (- (+ (* +nan.0 (pow x 2)) (- (pow y 2) (* +nan.0 (* x y)))))
  (- (+ (pow y 2) (- (+ (* +nan.0 (/ y x)) (- (* +nan.0 y))))))
  (- (+ (pow y 2) (- (+ (* +nan.0 (/ y x)) (- (* +nan.0 y))))))
  (- (+ (* +nan.0 (pow x 2)) (- y (* +nan.0 x))))
  (- (+ +nan.0 (- y (* +nan.0 (/ 1 x)))))
  (- (+ +nan.0 (- y (* +nan.0 (/ 1 x)))))
0.354 * [simplify]: Sending expressions to egg_math:
 (* (+ (sqrt h0) h1) (- (sqrt h0) h1))
 (+ (log (+ (sqrt h0) h1)) (log (- (sqrt h0) h1)))
 (log (* (+ (sqrt h0) h1) (- (sqrt h0) h1)))
 (exp (* (+ (sqrt h0) h1) (- (sqrt h0) h1)))
 (* (* (* (+ (sqrt h0) h1) (+ (sqrt h0) h1)) (+ (sqrt h0) h1)) (* (* (- (sqrt h0) h1) (- (sqrt h0) h1)) (- (sqrt h0) h1)))
 (* (cbrt (* (+ (sqrt h0) h1) (- (sqrt h0) h1))) (cbrt (* (+ (sqrt h0) h1) (- (sqrt h0) h1))))
 (cbrt (* (+ (sqrt h0) h1) (- (sqrt h0) h1)))
 (* (* (* (+ (sqrt h0) h1) (- (sqrt h0) h1)) (* (+ (sqrt h0) h1) (- (sqrt h0) h1))) (* (+ (sqrt h0) h1) (- (sqrt h0) h1)))
 (sqrt (* (+ (sqrt h0) h1) (- (sqrt h0) h1)))
 (sqrt (* (+ (sqrt h0) h1) (- (sqrt h0) h1)))
 (* (+ (pow (sqrt h0) 3) (pow h1 3)) (- (pow (sqrt h0) 3) (pow h1 3)))
 (* (+ (* (sqrt h0) (sqrt h0)) (- (* h1 h1) (* (sqrt h0) h1))) (+ (* (sqrt h0) (sqrt h0)) (+ (* h1 h1) (* (sqrt h0) h1))))
 (* (+ (pow (sqrt h0) 3) (pow h1 3)) (- (* (sqrt h0) (sqrt h0)) (* h1 h1)))
 (* (+ (* (sqrt h0) (sqrt h0)) (- (* h1 h1) (* (sqrt h0) h1))) (+ (sqrt h0) h1))
 (* (- (* (sqrt h0) (sqrt h0)) (* h1 h1)) (- (pow (sqrt h0) 3) (pow h1 3)))
 (* (- (sqrt h0) h1) (+ (* (sqrt h0) (sqrt h0)) (+ (* h1 h1) (* (sqrt h0) h1))))
 (* (- (* (sqrt h0) (sqrt h0)) (* h1 h1)) (- (* (sqrt h0) (sqrt h0)) (* h1 h1)))
 (* (- (sqrt h0) h1) (+ (sqrt h0) h1))
 (* (sqrt (+ (sqrt h0) h1)) (sqrt (- (sqrt h0) h1)))
 (* (sqrt (+ (sqrt h0) h1)) (sqrt (- (sqrt h0) h1)))
 (* (+ (sqrt h0) h1) (sqrt h0))
 (* (+ (sqrt h0) h1) (- h1))
 (* (+ (sqrt h0) h1) (sqrt h0))
 (* (+ (sqrt h0) h1) (- h1))
 (* (sqrt h0) (+ (sqrt h0) h1))
 (* (- h1) (+ (sqrt h0) h1))
 (* (sqrt h0) (+ (sqrt h0) h1))
 (* (- h1) (+ (sqrt h0) h1))
 (* (+ (sqrt h0) h1) (* (cbrt (- (sqrt h0) h1)) (cbrt (- (sqrt h0) h1))))
 (* (+ (sqrt h0) h1) (sqrt (- (sqrt h0) h1)))
 (* (+ (sqrt h0) h1) 1)
 (* (+ (sqrt h0) h1) (+ (sqrt (sqrt h0)) (sqrt h1)))
 (* (+ (sqrt h0) h1) (+ (sqrt (sqrt h0)) (sqrt h1)))
 (* (+ (sqrt h0) h1) 1)
 (* (cbrt (+ (sqrt h0) h1)) (- (sqrt h0) h1))
 (* (sqrt (+ (sqrt h0) h1)) (- (sqrt h0) h1))
 (* (+ (sqrt h0) h1) (- (sqrt h0) h1))
 (* (+ (sqrt h0) h1) (- (sqrt h0) h1))
 (* (+ (sqrt h0) h1) (- (pow (sqrt h0) 3) (pow h1 3)))
 (* (+ (sqrt h0) h1) (- (* (sqrt h0) (sqrt h0)) (* h1 h1)))
 (* (+ (pow (sqrt h0) 3) (pow h1 3)) (- (sqrt h0) h1))
 (* (- (* (sqrt h0) (sqrt h0)) (* h1 h1)) (- (sqrt h0) h1))
 (/ (exp (sqrt h0)) (exp h1))
 (log (- (sqrt h0) h1))
 (exp (- (sqrt h0) h1))
 (* (cbrt (- (sqrt h0) h1)) (cbrt (- (sqrt h0) h1)))
 (cbrt (- (sqrt h0) h1))
 (* (* (- (sqrt h0) h1) (- (sqrt h0) h1)) (- (sqrt h0) h1))
 (sqrt (- (sqrt h0) h1))
 (sqrt (- (sqrt h0) h1))
 (- (pow (sqrt h0) 3) (pow h1 3))
 (+ (* (sqrt h0) (sqrt h0)) (+ (* h1 h1) (* (sqrt h0) h1)))
 (- h1)
 (- (* (sqrt h0) (sqrt h0)) (* h1 h1))
 (+ (sqrt h0) h1)
 (+ (sqrt (sqrt h0)) (sqrt h1))
 (- (sqrt (sqrt h0)) (sqrt h1))
 (+ (sqrt (sqrt h0)) (sqrt h1))
 (- (sqrt (sqrt h0)) (sqrt h1))
 (- (sqrt h0) h1)
 (- h1)
 (- (+ (* h2 (pow h0 2)) (- (pow h1 2) (* h2 (* h0 h1)))))
 (- (+ (pow h1 2) (- (+ (* h2 (/ h1 h0)) (- (* h2 h1))))))
 (- (+ (pow h1 2) (- (+ (* h2 (/ h1 h0)) (- (* h2 h1))))))
 (- (+ (* h2 (pow h0 2)) (- h1 (* h2 h0))))
 (- (+ h2 (- h1 (* h2 (/ 1 h0)))))
 (- (+ h2 (- h1 (* h2 (/ 1 h0)))))
0.358 * * [simplify]: iteration  0 :  272  enodes  (cost  376 )
0.363 * * [simplify]: iteration  1 :  1172  enodes  (cost  325 )
0.385 * * [simplify]: iteration  2 :  5001  enodes  (cost  314 )
0.386 * [simplify]: Simplified to:
   (- x (pow y 2))
  (log (- x (pow y 2)))
  (log (- x (pow y 2)))
  (exp (- x (pow y 2)))
  (pow (- x (pow y 2)) 3)
  (* (cbrt (* (+ (sqrt x) y) (- (sqrt x) y))) (cbrt (* (+ (sqrt x) y) (- (sqrt x) y))))
  (cbrt (* (+ (sqrt x) y) (- (sqrt x) y)))
  (pow (- x (pow y 2)) 3)
  (sqrt (* (+ (sqrt x) y) (- (sqrt x) y)))
  (sqrt (* (+ (sqrt x) y) (- (sqrt x) y)))
  (* (+ (pow (sqrt x) 3) (pow y 3)) (- (pow (sqrt x) 3) (pow y 3)))
  (* (+ (* y (+ y (sqrt x))) x) (+ (* y (- y (sqrt x))) x))
  (* (+ (pow (sqrt x) 3) (pow y 3)) (- x (pow y 2)))
  (* (+ (sqrt x) y) (+ (* y (- y (sqrt x))) x))
  (* (- x (pow y 2)) (- (pow (sqrt x) 3) (pow y 3)))
  (* (+ (* y (+ y (sqrt x))) x) (- (sqrt x) y))
  (* (+ x (- (pow y 2))) (+ x (- (pow y 2))))
  (- x (pow y 2))
  (* (sqrt (+ (sqrt x) y)) (sqrt (- (sqrt x) y)))
  (* (sqrt (+ (sqrt x) y)) (sqrt (- (sqrt x) y)))
  (+ x (* (sqrt x) y))
  (* (- y) (+ (sqrt x) y))
  (+ x (* (sqrt x) y))
  (* (- y) (+ (sqrt x) y))
  (+ x (* (sqrt x) y))
  (* (- y) (+ (sqrt x) y))
  (+ x (* (sqrt x) y))
  (* (- y) (+ (sqrt x) y))
  (* (+ (sqrt x) y) (* (cbrt (- (sqrt x) y)) (cbrt (- (sqrt x) y))))
  (* (+ (sqrt x) y) (sqrt (- (sqrt x) y)))
  (+ (sqrt x) y)
  (* (+ (sqrt x) y) (+ (sqrt (sqrt x)) (sqrt y)))
  (* (+ (sqrt x) y) (+ (sqrt (sqrt x)) (sqrt y)))
  (+ (sqrt x) y)
  (* (cbrt (+ (sqrt x) y)) (- (sqrt x) y))
  (* (sqrt (+ (sqrt x) y)) (- (sqrt x) y))
  (- x (pow y 2))
  (- x (pow y 2))
  (* (+ (sqrt x) y) (- (pow (sqrt x) 3) (pow y 3)))
  (* (+ x (- (pow y 2))) (+ (sqrt x) y))
  (* (+ (pow (sqrt x) 3) (pow y 3)) (- (sqrt x) y))
  (* (- (sqrt x) y) (+ x (- (pow y 2))))
  (exp (- (sqrt x) y))
  (log (- (sqrt x) y))
  (exp (- (sqrt x) y))
  (* (cbrt (- (sqrt x) y)) (cbrt (- (sqrt x) y)))
  (cbrt (- (sqrt x) y))
  (pow (- (sqrt x) y) 3)
  (sqrt (- (sqrt x) y))
  (sqrt (- (sqrt x) y))
  (- (pow (sqrt x) 3) (pow y 3))
  (+ (* y (+ y (sqrt x))) x)
  (- y)
  (- x (pow y 2))
  (+ (sqrt x) y)
  (+ (sqrt (sqrt x)) (sqrt y))
  (- (sqrt (sqrt x)) (sqrt y))
  (+ (sqrt (sqrt x)) (sqrt y))
  (- (sqrt (sqrt x)) (sqrt y))
  (- (sqrt x) y)
  (- y)
  (- (- (* +nan.0 (pow x 2))) (* y (- y (* +nan.0 x))))
  (+ (* +nan.0 (- (/ y x) y)) (- (pow y 2)))
  (+ (* +nan.0 (- (/ y x) y)) (- (pow y 2)))
  (- (+ (* +nan.0 (pow x 2)) (- y (* +nan.0 x))))
  (+ (- (+ +nan.0 y)) (/ +nan.0 x))
  (+ (- (+ +nan.0 y)) (/ +nan.0 x))
0.386 * * * [progress]: adding candidates to table
0.484 * [progress]: [Phase 3 of 3] Extracting.
0.484 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (- x (* y y)))> #<alt (λ (x y) (* (+ (sqrt x) y) (- (sqrt x) y)))>)
0.484 * * * [regime-changes]: Trying 4 branch expressions: ((* y y) (- x (* y y)) y x)
0.484 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) (- x (* y y)))> #<alt (λ (x y) (* (+ (sqrt x) y) (- (sqrt x) y)))>)
0.494 * * * * [regimes]: Trying to branch on (- x (* y y)) from (#<alt (λ (x y) (- x (* y y)))> #<alt (λ (x y) (* (+ (sqrt x) y) (- (sqrt x) y)))>)
0.509 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (- x (* y y)))> #<alt (λ (x y) (* (+ (sqrt x) y) (- (sqrt x) y)))>)
0.521 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (- x (* y y)))> #<alt (λ (x y) (* (+ (sqrt x) y) (- (sqrt x) y)))>)
0.533 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.533 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- x (* y y))
0.533 * [simplify]: Sending expressions to egg_math:
 (- h0 (* h1 h1))
0.533 * * [simplify]: iteration  0 :  4  enodes  (cost  2 )
0.534 * [simplify]: Simplified to:
   (- x (* y y))
0.963 * [regime-testing]: Baseline error score: 0.005625703212901613
0.964 * [regime-testing]: Oracle error score: 0.0030003750468808603
0.965 * [regime-testing]: End program error score: 0.005625703212901613