0.877 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.261 * * * [progress]: [2/2] Setting up program.
0.264 * [progress]: [Phase 2 of 3] Improving.
0.266 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 0.5 (- (* x x) y))
0.272 * * [simplify]: iteration  0 :  9  enodes  (cost  3 )
0.273 * * [simplify]: iteration  1 :  16  enodes  (cost  3 )
0.274 * * [simplify]: iteration  2 :  26  enodes  (cost  3 )
0.276 * * [simplify]: iteration  3 :  33  enodes  (cost  3 )
0.277 * * [simplify]: iteration  4 :  33  enodes  (cost  3 )
0.277 * [simplify]: Simplified to:
   (* 0.5 (- (* x x) y))
0.279 * * [progress]: iteration 1 / 4
0.279 * * * [progress]: picking best candidate
0.281 * * * * [pick]: Picked  #<alt (λ (x y) (* 0.5 (- (* x x) y)))>
0.281 * * * [progress]: localizing error
0.288 * * * [progress]: generating rewritten candidates
0.288 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.297 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.302 * * * [progress]: generating series expansions
0.303 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.307 * [approximate]: Taking taylor expansion of (* 0.5 (- (pow x 2) y)) in (x y) around 0
0.308 * [taylor]: Taking taylor expansion of (* 0.5 (- (pow x 2) y)) in y
0.308 * [taylor]: Taking taylor expansion of 0.5 in y
0.308 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.308 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.308 * [taylor]: Taking taylor expansion of x in y
0.308 * [taylor]: Taking taylor expansion of y in y
0.309 * [taylor]: Taking taylor expansion of (* 0.5 (- (pow x 2) y)) in x
0.309 * [taylor]: Taking taylor expansion of 0.5 in x
0.309 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.309 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.309 * [taylor]: Taking taylor expansion of x in x
0.309 * [taylor]: Taking taylor expansion of y in x
0.309 * [taylor]: Taking taylor expansion of (* 0.5 (- (pow x 2) y)) in x
0.309 * [taylor]: Taking taylor expansion of 0.5 in x
0.309 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.309 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.309 * [taylor]: Taking taylor expansion of x in x
0.309 * [taylor]: Taking taylor expansion of y in x
0.310 * [taylor]: Taking taylor expansion of (* -0.5 y) in y
0.310 * [taylor]: Taking taylor expansion of -0.5 in y
0.310 * [taylor]: Taking taylor expansion of y in y
0.311 * [taylor]: Taking taylor expansion of 0 in y
0.314 * [taylor]: Taking taylor expansion of 0.5 in y
0.316 * [taylor]: Taking taylor expansion of 0 in y
0.318 * [approximate]: Taking taylor expansion of (* 0.5 (- (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.318 * [taylor]: Taking taylor expansion of (* 0.5 (- (/ 1 (pow x 2)) (/ 1 y))) in y
0.318 * [taylor]: Taking taylor expansion of 0.5 in y
0.318 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.318 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.318 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.318 * [taylor]: Taking taylor expansion of x in y
0.318 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.318 * [taylor]: Taking taylor expansion of y in y
0.318 * [taylor]: Taking taylor expansion of (* 0.5 (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.318 * [taylor]: Taking taylor expansion of 0.5 in x
0.318 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.318 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.318 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.318 * [taylor]: Taking taylor expansion of x in x
0.319 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.319 * [taylor]: Taking taylor expansion of y in x
0.319 * [taylor]: Taking taylor expansion of (* 0.5 (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.319 * [taylor]: Taking taylor expansion of 0.5 in x
0.319 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.319 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.319 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.319 * [taylor]: Taking taylor expansion of x in x
0.320 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.320 * [taylor]: Taking taylor expansion of y in x
0.320 * [taylor]: Taking taylor expansion of 0.5 in y
0.322 * [taylor]: Taking taylor expansion of 0 in y
0.323 * [taylor]: Taking taylor expansion of (neg (* 0.5 (/ 1 y))) in y
0.324 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.324 * [taylor]: Taking taylor expansion of 0.5 in y
0.324 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.324 * [taylor]: Taking taylor expansion of y in y
0.327 * [taylor]: Taking taylor expansion of 0 in y
0.332 * [taylor]: Taking taylor expansion of 0 in y
0.332 * [approximate]: Taking taylor expansion of (* 0.5 (+ (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.332 * [taylor]: Taking taylor expansion of (* 0.5 (+ (/ 1 (pow x 2)) (/ 1 y))) in y
0.332 * [taylor]: Taking taylor expansion of 0.5 in y
0.333 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.333 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.333 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.333 * [taylor]: Taking taylor expansion of x in y
0.333 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.333 * [taylor]: Taking taylor expansion of y in y
0.333 * [taylor]: Taking taylor expansion of (* 0.5 (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.333 * [taylor]: Taking taylor expansion of 0.5 in x
0.333 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.333 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.333 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.333 * [taylor]: Taking taylor expansion of x in x
0.334 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.334 * [taylor]: Taking taylor expansion of y in x
0.334 * [taylor]: Taking taylor expansion of (* 0.5 (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.334 * [taylor]: Taking taylor expansion of 0.5 in x
0.334 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.334 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.334 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.334 * [taylor]: Taking taylor expansion of x in x
0.335 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.335 * [taylor]: Taking taylor expansion of y in x
0.335 * [taylor]: Taking taylor expansion of 0.5 in y
0.337 * [taylor]: Taking taylor expansion of 0 in y
0.338 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.338 * [taylor]: Taking taylor expansion of 0.5 in y
0.338 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.338 * [taylor]: Taking taylor expansion of y in y
0.341 * [taylor]: Taking taylor expansion of 0 in y
0.345 * [taylor]: Taking taylor expansion of 0 in y
0.345 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.345 * [approximate]: Taking taylor expansion of (- (pow x 2) y) in (x y) around 0
0.345 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.345 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.345 * [taylor]: Taking taylor expansion of x in y
0.345 * [taylor]: Taking taylor expansion of y in y
0.345 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.345 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.345 * [taylor]: Taking taylor expansion of x in x
0.345 * [taylor]: Taking taylor expansion of y in x
0.345 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.345 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.345 * [taylor]: Taking taylor expansion of x in x
0.345 * [taylor]: Taking taylor expansion of y in x
0.345 * [taylor]: Taking taylor expansion of (neg y) in y
0.346 * [taylor]: Taking taylor expansion of y in y
0.346 * [taylor]: Taking taylor expansion of 0 in y
0.362 * [taylor]: Taking taylor expansion of 1 in y
0.363 * [taylor]: Taking taylor expansion of 0 in y
0.364 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.364 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.364 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.364 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.364 * [taylor]: Taking taylor expansion of x in y
0.364 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.364 * [taylor]: Taking taylor expansion of y in y
0.364 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.364 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.364 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.364 * [taylor]: Taking taylor expansion of x in x
0.365 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.365 * [taylor]: Taking taylor expansion of y in x
0.365 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.365 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.365 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.365 * [taylor]: Taking taylor expansion of x in x
0.365 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.366 * [taylor]: Taking taylor expansion of y in x
0.366 * [taylor]: Taking taylor expansion of 1 in y
0.367 * [taylor]: Taking taylor expansion of 0 in y
0.368 * [taylor]: Taking taylor expansion of (neg (/ 1 y)) in y
0.368 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.368 * [taylor]: Taking taylor expansion of y in y
0.370 * [taylor]: Taking taylor expansion of 0 in y
0.372 * [taylor]: Taking taylor expansion of 0 in y
0.373 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.373 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.373 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.373 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.373 * [taylor]: Taking taylor expansion of x in y
0.373 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.373 * [taylor]: Taking taylor expansion of y in y
0.373 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.373 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.373 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.373 * [taylor]: Taking taylor expansion of x in x
0.374 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.374 * [taylor]: Taking taylor expansion of y in x
0.374 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.374 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.374 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.374 * [taylor]: Taking taylor expansion of x in x
0.374 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.374 * [taylor]: Taking taylor expansion of y in x
0.375 * [taylor]: Taking taylor expansion of 1 in y
0.376 * [taylor]: Taking taylor expansion of 0 in y
0.377 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.377 * [taylor]: Taking taylor expansion of y in y
0.378 * [taylor]: Taking taylor expansion of 0 in y
0.380 * [taylor]: Taking taylor expansion of 0 in y
0.381 * * * [progress]: simplifying candidates
0.382 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 0.5 (- (* x x) y))
  (+ (log 0.5) (log (- (* x x) y)))
  (log (* 0.5 (- (* x x) y)))
  (exp (* 0.5 (- (* x x) y)))
  (* (* (* 0.5 0.5) 0.5) (* (* (- (* x x) y) (- (* x x) y)) (- (* x x) y)))
  (* (cbrt (* 0.5 (- (* x x) y))) (cbrt (* 0.5 (- (* x x) y))))
  (cbrt (* 0.5 (- (* x x) y)))
  (* (* (* 0.5 (- (* x x) y)) (* 0.5 (- (* x x) y))) (* 0.5 (- (* x x) y)))
  (sqrt (* 0.5 (- (* x x) y)))
  (sqrt (* 0.5 (- (* x x) y)))
  (* (sqrt 0.5) (sqrt (- (* x x) y)))
  (* (sqrt 0.5) (sqrt (- (* x x) y)))
  (* 0.5 (* x x))
  (* 0.5 (neg y))
  (* 0.5 (* x x))
  (* 0.5 (neg y))
  (* (* x x) 0.5)
  (* (neg y) 0.5)
  (* (* x x) 0.5)
  (* (neg y) 0.5)
  (* 0.5 (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y))))
  (* 0.5 (sqrt (- (* x x) y)))
  (* 0.5 1)
  (* 0.5 (+ x (sqrt y)))
  (* (cbrt 0.5) (- (* x x) y))
  (* (sqrt 0.5) (- (* x x) y))
  (* 0.5 (- (* x x) y))
  (* 0.5 (- (pow (* x x) 3) (pow y 3)))
  (* 0.5 (- (* (* x x) (* x x)) (* y y)))
  (/ (exp (* x x)) (exp y))
  (log (- (* x x) y))
  (exp (- (* x 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))
  (- (pow (* x x) 3) (pow y 3))
  (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))
  (neg y)
  (- (* (* x x) (* x x)) (* y y))
  (+ (* x x) y)
  (+ x (sqrt y))
  (- x (sqrt y))
  (neg y)
  (- (* 0.5 (pow x 2)) (* 0.5 y))
  (- (* 0.5 (pow x 2)) (* 0.5 y))
  (- (* 0.5 (pow x 2)) (* 0.5 y))
  (- (pow x 2) y)
  (- (pow x 2) y)
  (- (pow x 2) y)
0.385 * * [simplify]: iteration  0 :  151  enodes  (cost  193 )
0.389 * * [simplify]: iteration  1 :  618  enodes  (cost  172 )
0.406 * * [simplify]: iteration  2 :  2842  enodes  (cost  171 )
0.456 * * [simplify]: iteration  3 :  5002  enodes  (cost  171 )
0.458 * [simplify]: Simplified to:
   (* 0.5 (- (pow x 2) y))
  (log (* 0.5 (- (* x x) y)))
  (log (* 0.5 (- (* x x) y)))
  (exp (* 0.5 (- (* x x) y)))
  (pow (* 0.5 (- (pow x 2) y)) 3)
  (* (cbrt (* 0.5 (- (* x x) y))) (cbrt (* 0.5 (- (* x x) y))))
  (cbrt (* 0.5 (- (* x x) y)))
  (pow (* 0.5 (- (pow x 2) y)) 3)
  (sqrt (* 0.5 (- (* x x) y)))
  (sqrt (* 0.5 (- (* x x) y)))
  (* (sqrt 0.5) (sqrt (- (* x x) y)))
  (* (sqrt 0.5) (sqrt (- (* x x) y)))
  (* 0.5 (* x x))
  (* 0.5 (neg y))
  (* 0.5 (* x x))
  (* 0.5 (neg y))
  (* 0.5 (* x x))
  (* 0.5 (neg y))
  (* 0.5 (* x x))
  (* 0.5 (neg y))
  (* 0.5 (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y))))
  (* 0.5 (sqrt (- (* x x) y)))
  0.5
  (* 0.5 (+ x (sqrt y)))
  (* (cbrt 0.5) (- (* x x) y))
  (* (sqrt 0.5) (- (* x x) y))
  (* 0.5 (- (pow x 2) y))
  (* 0.5 (- (pow (* x x) 3) (pow y 3)))
  (* 0.5 (+ (neg (* y y)) (pow x 4)))
  (exp (- (* x x) y))
  (log (- (pow x 2) y))
  (exp (- (* x x) y))
  (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y)))
  (cbrt (- (* x x) y))
  (pow (- (pow x 2) y) 3)
  (sqrt (- (* x x) y))
  (sqrt (- (* x x) y))
  (- (pow (* x x) 3) (pow y 3))
  (+ (+ (pow x 4) (* (* x x) y)) (* y y))
  (neg y)
  (+ (neg (* y y)) (pow x 4))
  (+ (* x x) y)
  (+ x (sqrt y))
  (- x (sqrt y))
  (neg y)
  (* 0.5 (- (pow x 2) y))
  (* 0.5 (- (pow x 2) y))
  (* 0.5 (- (pow x 2) y))
  (- (pow x 2) y)
  (- (pow x 2) y)
  (- (pow x 2) y)
0.458 * * * [progress]: adding candidates to table
0.518 * * [progress]: iteration 2 / 4
0.518 * * * [progress]: picking best candidate
0.521 * * * * [pick]: Picked  #<alt (λ (x y) (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))>
0.521 * * * [progress]: localizing error
0.528 * * * [progress]: generating rewritten candidates
0.528 * * * * [progress]: [ 1 / 4 ] rewriting at (2 2)
0.533 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 2)
0.537 * * * * [progress]: [ 3 / 4 ] rewriting at (2)
0.549 * * * * [progress]: [ 4 / 4 ] rewriting at (2 2 1)
0.555 * * * [progress]: generating series expansions
0.555 * * * * [progress]: [ 1 / 4 ] generating series at (2 2)
0.555 * [approximate]: Taking taylor expansion of (sqrt (- (pow x 2) y)) in (x y) around 0
0.555 * [taylor]: Taking taylor expansion of (sqrt (- (pow x 2) y)) in y
0.556 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.556 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.556 * [taylor]: Taking taylor expansion of x in y
0.556 * [taylor]: Taking taylor expansion of y in y
0.557 * [taylor]: Taking taylor expansion of (sqrt (- (pow x 2) y)) in x
0.557 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.557 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.557 * [taylor]: Taking taylor expansion of x in x
0.557 * [taylor]: Taking taylor expansion of y in x
0.558 * [taylor]: Taking taylor expansion of (sqrt (- (pow x 2) y)) in x
0.558 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.558 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.558 * [taylor]: Taking taylor expansion of x in x
0.558 * [taylor]: Taking taylor expansion of y in x
0.559 * [taylor]: Taking taylor expansion of (sqrt (neg y)) in y
0.559 * [taylor]: Taking taylor expansion of (neg y) in y
0.559 * [taylor]: Taking taylor expansion of y in y
0.561 * [taylor]: Taking taylor expansion of 0 in y
0.562 * [taylor]: Taking taylor expansion of (/ 1/2 (sqrt (neg y))) in y
0.562 * [taylor]: Taking taylor expansion of 1/2 in y
0.562 * [taylor]: Taking taylor expansion of (sqrt (neg y)) in y
0.562 * [taylor]: Taking taylor expansion of (neg y) in y
0.562 * [taylor]: Taking taylor expansion of y in y
0.571 * [approximate]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.571 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in y
0.571 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.571 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.571 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.571 * [taylor]: Taking taylor expansion of x in y
0.572 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.572 * [taylor]: Taking taylor expansion of y in y
0.573 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.573 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.573 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.573 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.573 * [taylor]: Taking taylor expansion of x in x
0.574 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.574 * [taylor]: Taking taylor expansion of y in x
0.576 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.576 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.576 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.576 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.576 * [taylor]: Taking taylor expansion of x in x
0.576 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.576 * [taylor]: Taking taylor expansion of y in x
0.578 * [taylor]: Taking taylor expansion of 1 in y
0.578 * [taylor]: Taking taylor expansion of 0 in y
0.580 * [taylor]: Taking taylor expansion of (/ -1/2 y) in y
0.580 * [taylor]: Taking taylor expansion of -1/2 in y
0.580 * [taylor]: Taking taylor expansion of y in y
0.583 * [taylor]: Taking taylor expansion of 0 in y
0.586 * [taylor]: Taking taylor expansion of (/ -1/8 (pow y 2)) in y
0.586 * [taylor]: Taking taylor expansion of -1/8 in y
0.586 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.586 * [taylor]: Taking taylor expansion of y in y
0.587 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.587 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in y
0.587 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.587 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.587 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.587 * [taylor]: Taking taylor expansion of x in y
0.588 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.588 * [taylor]: Taking taylor expansion of y in y
0.592 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.592 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.592 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.592 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.592 * [taylor]: Taking taylor expansion of x in x
0.593 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.593 * [taylor]: Taking taylor expansion of y in x
0.595 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.595 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.595 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.595 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.595 * [taylor]: Taking taylor expansion of x in x
0.596 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.596 * [taylor]: Taking taylor expansion of y in x
0.598 * [taylor]: Taking taylor expansion of 1 in y
0.598 * [taylor]: Taking taylor expansion of 0 in y
0.599 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.600 * [taylor]: Taking taylor expansion of 1/2 in y
0.600 * [taylor]: Taking taylor expansion of y in y
0.601 * [taylor]: Taking taylor expansion of 0 in y
0.604 * [taylor]: Taking taylor expansion of (/ -1/8 (pow y 2)) in y
0.604 * [taylor]: Taking taylor expansion of -1/8 in y
0.604 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.604 * [taylor]: Taking taylor expansion of y in y
0.606 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 2)
0.606 * [approximate]: Taking taylor expansion of (sqrt (- (pow x 2) y)) in (x y) around 0
0.606 * [taylor]: Taking taylor expansion of (sqrt (- (pow x 2) y)) in y
0.606 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.606 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.606 * [taylor]: Taking taylor expansion of x in y
0.606 * [taylor]: Taking taylor expansion of y in y
0.607 * [taylor]: Taking taylor expansion of (sqrt (- (pow x 2) y)) in x
0.607 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.607 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.607 * [taylor]: Taking taylor expansion of x in x
0.607 * [taylor]: Taking taylor expansion of y in x
0.608 * [taylor]: Taking taylor expansion of (sqrt (- (pow x 2) y)) in x
0.608 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.608 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.608 * [taylor]: Taking taylor expansion of x in x
0.608 * [taylor]: Taking taylor expansion of y in x
0.609 * [taylor]: Taking taylor expansion of (sqrt (neg y)) in y
0.609 * [taylor]: Taking taylor expansion of (neg y) in y
0.609 * [taylor]: Taking taylor expansion of y in y
0.610 * [taylor]: Taking taylor expansion of 0 in y
0.612 * [taylor]: Taking taylor expansion of (/ 1/2 (sqrt (neg y))) in y
0.612 * [taylor]: Taking taylor expansion of 1/2 in y
0.612 * [taylor]: Taking taylor expansion of (sqrt (neg y)) in y
0.612 * [taylor]: Taking taylor expansion of (neg y) in y
0.612 * [taylor]: Taking taylor expansion of y in y
0.620 * [approximate]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.620 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in y
0.620 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.620 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.620 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.620 * [taylor]: Taking taylor expansion of x in y
0.620 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.620 * [taylor]: Taking taylor expansion of y in y
0.622 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.622 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.622 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.622 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.622 * [taylor]: Taking taylor expansion of x in x
0.623 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.623 * [taylor]: Taking taylor expansion of y in x
0.625 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.625 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.625 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.625 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.625 * [taylor]: Taking taylor expansion of x in x
0.625 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.625 * [taylor]: Taking taylor expansion of y in x
0.627 * [taylor]: Taking taylor expansion of 1 in y
0.627 * [taylor]: Taking taylor expansion of 0 in y
0.629 * [taylor]: Taking taylor expansion of (/ -1/2 y) in y
0.629 * [taylor]: Taking taylor expansion of -1/2 in y
0.629 * [taylor]: Taking taylor expansion of y in y
0.631 * [taylor]: Taking taylor expansion of 0 in y
0.634 * [taylor]: Taking taylor expansion of (/ -1/8 (pow y 2)) in y
0.634 * [taylor]: Taking taylor expansion of -1/8 in y
0.634 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.634 * [taylor]: Taking taylor expansion of y in y
0.636 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.636 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in y
0.636 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.636 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.636 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.636 * [taylor]: Taking taylor expansion of x in y
0.636 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.636 * [taylor]: Taking taylor expansion of y in y
0.638 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.638 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.638 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.638 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.638 * [taylor]: Taking taylor expansion of x in x
0.638 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.638 * [taylor]: Taking taylor expansion of y in x
0.640 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.640 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.640 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.640 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.640 * [taylor]: Taking taylor expansion of x in x
0.641 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.641 * [taylor]: Taking taylor expansion of y in x
0.643 * [taylor]: Taking taylor expansion of 1 in y
0.643 * [taylor]: Taking taylor expansion of 0 in y
0.645 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.645 * [taylor]: Taking taylor expansion of 1/2 in y
0.645 * [taylor]: Taking taylor expansion of y in y
0.647 * [taylor]: Taking taylor expansion of 0 in y
0.650 * [taylor]: Taking taylor expansion of (/ -1/8 (pow y 2)) in y
0.650 * [taylor]: Taking taylor expansion of -1/8 in y
0.650 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.650 * [taylor]: Taking taylor expansion of y in y
0.651 * * * * [progress]: [ 3 / 4 ] generating series at (2)
0.651 * [approximate]: Taking taylor expansion of (* 0.5 (- (pow x 2) y)) in (x y) around 0
0.651 * [taylor]: Taking taylor expansion of (* 0.5 (- (pow x 2) y)) in y
0.651 * [taylor]: Taking taylor expansion of 0.5 in y
0.651 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.651 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.651 * [taylor]: Taking taylor expansion of x in y
0.651 * [taylor]: Taking taylor expansion of y in y
0.651 * [taylor]: Taking taylor expansion of (* 0.5 (- (pow x 2) y)) in x
0.651 * [taylor]: Taking taylor expansion of 0.5 in x
0.651 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.651 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.651 * [taylor]: Taking taylor expansion of x in x
0.651 * [taylor]: Taking taylor expansion of y in x
0.652 * [taylor]: Taking taylor expansion of (* 0.5 (- (pow x 2) y)) in x
0.652 * [taylor]: Taking taylor expansion of 0.5 in x
0.652 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.652 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.652 * [taylor]: Taking taylor expansion of x in x
0.652 * [taylor]: Taking taylor expansion of y in x
0.652 * [taylor]: Taking taylor expansion of (* -0.5 y) in y
0.652 * [taylor]: Taking taylor expansion of -0.5 in y
0.652 * [taylor]: Taking taylor expansion of y in y
0.653 * [taylor]: Taking taylor expansion of 0 in y
0.655 * [taylor]: Taking taylor expansion of 0.5 in y
0.657 * [taylor]: Taking taylor expansion of 0 in y
0.659 * [approximate]: Taking taylor expansion of (* 0.5 (- (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.659 * [taylor]: Taking taylor expansion of (* 0.5 (- (/ 1 (pow x 2)) (/ 1 y))) in y
0.659 * [taylor]: Taking taylor expansion of 0.5 in y
0.659 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.659 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.659 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.659 * [taylor]: Taking taylor expansion of x in y
0.659 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.659 * [taylor]: Taking taylor expansion of y in y
0.659 * [taylor]: Taking taylor expansion of (* 0.5 (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.659 * [taylor]: Taking taylor expansion of 0.5 in x
0.659 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.659 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.659 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.659 * [taylor]: Taking taylor expansion of x in x
0.660 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.660 * [taylor]: Taking taylor expansion of y in x
0.660 * [taylor]: Taking taylor expansion of (* 0.5 (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.660 * [taylor]: Taking taylor expansion of 0.5 in x
0.660 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.660 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.660 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.660 * [taylor]: Taking taylor expansion of x in x
0.660 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.660 * [taylor]: Taking taylor expansion of y in x
0.661 * [taylor]: Taking taylor expansion of 0.5 in y
0.663 * [taylor]: Taking taylor expansion of 0 in y
0.664 * [taylor]: Taking taylor expansion of (neg (* 0.5 (/ 1 y))) in y
0.664 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.664 * [taylor]: Taking taylor expansion of 0.5 in y
0.664 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.664 * [taylor]: Taking taylor expansion of y in y
0.667 * [taylor]: Taking taylor expansion of 0 in y
0.671 * [taylor]: Taking taylor expansion of 0 in y
0.672 * [approximate]: Taking taylor expansion of (* 0.5 (+ (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.672 * [taylor]: Taking taylor expansion of (* 0.5 (+ (/ 1 (pow x 2)) (/ 1 y))) in y
0.672 * [taylor]: Taking taylor expansion of 0.5 in y
0.672 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.672 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.672 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.672 * [taylor]: Taking taylor expansion of x in y
0.672 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.672 * [taylor]: Taking taylor expansion of y in y
0.672 * [taylor]: Taking taylor expansion of (* 0.5 (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.672 * [taylor]: Taking taylor expansion of 0.5 in x
0.672 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.672 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.672 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.672 * [taylor]: Taking taylor expansion of x in x
0.673 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.673 * [taylor]: Taking taylor expansion of y in x
0.673 * [taylor]: Taking taylor expansion of (* 0.5 (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.673 * [taylor]: Taking taylor expansion of 0.5 in x
0.673 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.673 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.673 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.673 * [taylor]: Taking taylor expansion of x in x
0.673 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.673 * [taylor]: Taking taylor expansion of y in x
0.674 * [taylor]: Taking taylor expansion of 0.5 in y
0.678 * [taylor]: Taking taylor expansion of 0 in y
0.680 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.680 * [taylor]: Taking taylor expansion of 0.5 in y
0.680 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.680 * [taylor]: Taking taylor expansion of y in y
0.682 * [taylor]: Taking taylor expansion of 0 in y
0.685 * [taylor]: Taking taylor expansion of 0 in y
0.686 * * * * [progress]: [ 4 / 4 ] generating series at (2 2 1)
0.686 * [approximate]: Taking taylor expansion of (- (pow x 2) y) in (x y) around 0
0.686 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in y
0.686 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.686 * [taylor]: Taking taylor expansion of x in y
0.686 * [taylor]: Taking taylor expansion of y in y
0.686 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.686 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.686 * [taylor]: Taking taylor expansion of x in x
0.686 * [taylor]: Taking taylor expansion of y in x
0.686 * [taylor]: Taking taylor expansion of (- (pow x 2) y) in x
0.686 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.686 * [taylor]: Taking taylor expansion of x in x
0.686 * [taylor]: Taking taylor expansion of y in x
0.686 * [taylor]: Taking taylor expansion of (neg y) in y
0.686 * [taylor]: Taking taylor expansion of y in y
0.687 * [taylor]: Taking taylor expansion of 0 in y
0.688 * [taylor]: Taking taylor expansion of 1 in y
0.689 * [taylor]: Taking taylor expansion of 0 in y
0.690 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.690 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.690 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.690 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.690 * [taylor]: Taking taylor expansion of x in y
0.690 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.690 * [taylor]: Taking taylor expansion of y in y
0.690 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.690 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.690 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.690 * [taylor]: Taking taylor expansion of x in x
0.691 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.691 * [taylor]: Taking taylor expansion of y in x
0.691 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.691 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.691 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.691 * [taylor]: Taking taylor expansion of x in x
0.691 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.691 * [taylor]: Taking taylor expansion of y in x
0.692 * [taylor]: Taking taylor expansion of 1 in y
0.693 * [taylor]: Taking taylor expansion of 0 in y
0.694 * [taylor]: Taking taylor expansion of (neg (/ 1 y)) in y
0.694 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.694 * [taylor]: Taking taylor expansion of y in y
0.696 * [taylor]: Taking taylor expansion of 0 in y
0.698 * [taylor]: Taking taylor expansion of 0 in y
0.699 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in (x y) around 0
0.699 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.699 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.699 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.699 * [taylor]: Taking taylor expansion of x in y
0.699 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.699 * [taylor]: Taking taylor expansion of y in y
0.699 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.699 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.699 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.699 * [taylor]: Taking taylor expansion of x in x
0.700 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.700 * [taylor]: Taking taylor expansion of y in x
0.700 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.700 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.700 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.700 * [taylor]: Taking taylor expansion of x in x
0.700 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.700 * [taylor]: Taking taylor expansion of y in x
0.701 * [taylor]: Taking taylor expansion of 1 in y
0.702 * [taylor]: Taking taylor expansion of 0 in y
0.703 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.703 * [taylor]: Taking taylor expansion of y in y
0.704 * [taylor]: Taking taylor expansion of 0 in y
0.706 * [taylor]: Taking taylor expansion of 0 in y
0.707 * * * [progress]: simplifying candidates
0.708 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (sqrt (- (* x x) y)))
  (exp (sqrt (- (* x x) y)))
  (* (cbrt (sqrt (- (* x x) y))) (cbrt (sqrt (- (* x x) y))))
  (cbrt (sqrt (- (* x x) y)))
  (* (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (sqrt (- (* x x) y)))
  (sqrt (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y))))
  (sqrt (cbrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (sqrt 1)
  (sqrt (- (* x x) y))
  (sqrt (+ x (sqrt y)))
  (sqrt (- x (sqrt y)))
  (sqrt (- (pow (* x x) 3) (pow y 3)))
  (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y))))
  (sqrt (- (* (* x x) (* x x)) (* y y)))
  (sqrt (+ (* x x) y))
  (/ 1 2)
  (sqrt (sqrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (log (sqrt (- (* x x) y)))
  (exp (sqrt (- (* x x) y)))
  (* (cbrt (sqrt (- (* x x) y))) (cbrt (sqrt (- (* x x) y))))
  (cbrt (sqrt (- (* x x) y)))
  (* (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (sqrt (- (* x x) y)))
  (sqrt (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y))))
  (sqrt (cbrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (sqrt 1)
  (sqrt (- (* x x) y))
  (sqrt (+ x (sqrt y)))
  (sqrt (- x (sqrt y)))
  (sqrt (- (pow (* x x) 3) (pow y 3)))
  (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y))))
  (sqrt (- (* (* x x) (* x x)) (* y y)))
  (sqrt (+ (* x x) y))
  (/ 1 2)
  (sqrt (sqrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y)))
  (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y)))
  (+ (+ (log 0.5) (log (sqrt (- (* x x) y)))) (log (sqrt (- (* x x) y))))
  (+ (log (* 0.5 (sqrt (- (* x x) y)))) (log (sqrt (- (* x x) y))))
  (log (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))
  (exp (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))
  (* (* (* (* 0.5 0.5) 0.5) (* (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (sqrt (- (* x x) y)))) (* (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))
  (* (* (* (* 0.5 (sqrt (- (* x x) y))) (* 0.5 (sqrt (- (* x x) y)))) (* 0.5 (sqrt (- (* x x) y)))) (* (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))
  (* (cbrt (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y)))) (cbrt (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y)))))
  (cbrt (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))
  (* (* (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y))) (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y)))) (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))
  (sqrt (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))
  (sqrt (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))
  (* (* 0.5 (sqrt (- (pow (* x x) 3) (pow y 3)))) (sqrt (- (pow (* x x) 3) (pow y 3))))
  (* (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))) (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))))
  (* (* 0.5 (sqrt (- (pow (* x x) 3) (pow y 3)))) (sqrt (- (* (* x x) (* x x)) (* y y))))
  (* (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))) (sqrt (+ (* x x) y)))
  (* (* 0.5 (sqrt (- (* (* x x) (* x x)) (* y y)))) (sqrt (- (pow (* x x) 3) (pow y 3))))
  (* (sqrt (+ (* x x) y)) (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))))
  (* (* 0.5 (sqrt (- (* (* x x) (* x x)) (* y y)))) (sqrt (- (* (* x x) (* x x)) (* y y))))
  (* (sqrt (+ (* x x) y)) (sqrt (+ (* x x) y)))
  (* (* 0.5 (sqrt (- (* x x) y))) (* (cbrt (sqrt (- (* x x) y))) (cbrt (sqrt (- (* x x) y)))))
  (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (* (cbrt (- (* x x) y)) (cbrt (- (* x x) y)))))
  (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* (* 0.5 (sqrt (- (* x x) y))) (sqrt 1))
  (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (+ x (sqrt y))))
  (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* (* 0.5 (sqrt (- (* x x) y))) 1)
  (* (sqrt (- (* x x) y)) (sqrt (- (* x x) y)))
  (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (pow (* x x) 3) (pow y 3))))
  (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* (* x x) (* x x)) (* y y))))
  (* (* 0.5 (sqrt (- (pow (* x x) 3) (pow y 3)))) (sqrt (- (* x x) y)))
  (* (* 0.5 (sqrt (- (* (* x x) (* x x)) (* y y)))) (sqrt (- (* x x) y)))
  (/ (exp (* x x)) (exp y))
  (log (- (* x x) y))
  (exp (- (* x 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))
  (- (pow (* x x) 3) (pow y 3))
  (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))
  (neg y)
  (- (* (* x x) (* x x)) (* y y))
  (+ (* x x) y)
  (+ x (sqrt y))
  (- x (sqrt y))
  (neg y)
  (neg (+ (* +nan.0 (pow x 2)) (neg (+ (* +nan.0 (pow y 2)) (neg (* +nan.0 y))))))
  (- x (* 1/2 (/ y x)))
  (- (* 1/2 (/ y x)) x)
  (neg (+ (* +nan.0 (pow x 2)) (neg (+ (* +nan.0 (pow y 2)) (neg (* +nan.0 y))))))
  (- x (* 1/2 (/ y x)))
  (- (* 1/2 (/ y x)) x)
  (- (* 0.5 (pow x 2)) (* 0.5 y))
  (- (* 0.5 (pow x 2)) (* 0.5 y))
  (- (* 0.5 (pow x 2)) (* 0.5 y))
  (- (pow x 2) y)
  (- (pow x 2) y)
  (- (pow x 2) y)
0.713 * * [simplify]: iteration  0 :  272  enodes  (cost  595 )
0.718 * * [simplify]: iteration  1 :  1019  enodes  (cost  509 )
0.740 * * [simplify]: iteration  2 :  4828  enodes  (cost  500 )
0.823 * * [simplify]: iteration  3 :  5002  enodes  (cost  500 )
0.827 * [simplify]: Simplified to:
   (log (sqrt (- (* x x) y)))
  (exp (sqrt (- (* x x) y)))
  (* (cbrt (sqrt (- (* x x) y))) (cbrt (sqrt (- (* x x) y))))
  (cbrt (sqrt (- (* x x) y)))
  (pow (sqrt (- (* x x) y)) 3)
  (fabs (cbrt (- (* x x) y)))
  (sqrt (cbrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  1
  (sqrt (- (* x x) y))
  (sqrt (+ x (sqrt y)))
  (sqrt (- x (sqrt y)))
  (sqrt (- (pow (* x x) 3) (pow y 3)))
  (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y))))
  (sqrt (- (* (* x x) (* x x)) (* y y)))
  (sqrt (+ (* x x) y))
  1/2
  (sqrt (sqrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (log (sqrt (- (* x x) y)))
  (exp (sqrt (- (* x x) y)))
  (* (cbrt (sqrt (- (* x x) y))) (cbrt (sqrt (- (* x x) y))))
  (cbrt (sqrt (- (* x x) y)))
  (pow (sqrt (- (* x x) y)) 3)
  (fabs (cbrt (- (* x x) y)))
  (sqrt (cbrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  1
  (sqrt (- (* x x) y))
  (sqrt (+ x (sqrt y)))
  (sqrt (- x (sqrt y)))
  (sqrt (- (pow (* x x) 3) (pow y 3)))
  (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y))))
  (sqrt (- (* (* x x) (* x x)) (* y y)))
  (sqrt (+ (* x x) y))
  1/2
  (sqrt (sqrt (- (* x x) y)))
  (sqrt (sqrt (- (* x x) y)))
  (* 0.5 (- (pow x 2) y))
  (* 0.5 (- (pow x 2) y))
  (log (* 0.5 (- (pow x 2) y)))
  (log (* 0.5 (- (pow x 2) y)))
  (log (* 0.5 (- (pow x 2) y)))
  (pow (exp 0.5) (- (* x x) y))
  (pow (* 0.5 (- (pow x 2) y)) 3)
  (pow (* 0.5 (- (pow x 2) y)) 3)
  (* (cbrt (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y)))) (cbrt (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y)))))
  (cbrt (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))
  (pow (* 0.5 (- (pow x 2) y)) 3)
  (sqrt (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))
  (sqrt (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))
  (* (- (pow (* x x) 3) (pow y 3)) 0.5)
  (+ (+ (pow x 4) (pow y 2)) (* (* x x) y))
  (* (* 0.5 (sqrt (- (pow (* x x) 3) (pow y 3)))) (sqrt (- (* (* x x) (* x x)) (* y y))))
  (* (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))) (sqrt (+ (* x x) y)))
  (* (* 0.5 (sqrt (- (pow (* x x) 3) (pow y 3)))) (sqrt (- (* (* x x) (* x x)) (* y y))))
  (* (sqrt (+ (* (* x x) (* x x)) (+ (* y y) (* (* x x) y)))) (sqrt (+ (* x x) y)))
  (* (- (pow x 4) (pow y 2)) 0.5)
  (+ (* x x) y)
  (* (* 0.5 (sqrt (- (* x x) y))) (* (cbrt (sqrt (- (* x x) y))) (cbrt (sqrt (- (* x x) y)))))
  (* 0.5 (* (sqrt (- (* x x) y)) (fabs (cbrt (- (* x x) y)))))
  (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* 0.5 (sqrt (- (* x x) y)))
  (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (+ x (sqrt y))))
  (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (sqrt (- (* x x) y))))
  (* 0.5 (sqrt (- (* x x) y)))
  (- (* x x) y)
  (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (pow (* x x) 3) (pow y 3))))
  (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* (* x x) (* x x)) (* y y))))
  (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (pow (* x x) 3) (pow y 3))))
  (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* (* x x) (* x x)) (* y y))))
  (exp (- (* x x) y))
  (log (- (* x x) y))
  (exp (- (* x x) y))
  (* (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))
  (- (pow (* x x) 3) (pow y 3))
  (+ (+ (pow x 4) (pow y 2)) (* (* x x) y))
  (neg y)
  (- (pow x 4) (pow y 2))
  (+ (* x x) y)
  (+ x (sqrt y))
  (- x (sqrt y))
  (neg y)
  (* +nan.0 (+ (neg (pow x 2)) (- (pow y 2) y)))
  (- x (* 1/2 (/ y x)))
  (- (* 1/2 (/ y x)) x)
  (* +nan.0 (+ (neg (pow x 2)) (- (pow y 2) y)))
  (- x (* 1/2 (/ y x)))
  (- (* 1/2 (/ y x)) x)
  (* 0.5 (- (pow x 2) y))
  (* 0.5 (- (pow x 2) y))
  (* 0.5 (- (pow x 2) y))
  (- (* x x) y)
  (- (* x x) y)
  (- (* x x) y)
0.827 * * * [progress]: adding candidates to table
0.976 * * [progress]: iteration 3 / 4
0.976 * * * [progress]: picking best candidate
0.978 * * * * [pick]: Picked  #<alt (λ (x y) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))>
0.978 * * * [progress]: localizing error
0.984 * * * [progress]: generating rewritten candidates
0.985 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.996 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
1.000 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1 2)
1.008 * * * [progress]: generating series expansions
1.008 * * * * [progress]: [ 1 / 3 ] generating series at (2)
1.008 * [approximate]: Taking taylor expansion of (* 0.5 (* (- x (sqrt y)) (+ x (sqrt y)))) in (x y) around 0
1.008 * [taylor]: Taking taylor expansion of (* 0.5 (* (- x (sqrt y)) (+ x (sqrt y)))) in y
1.008 * [taylor]: Taking taylor expansion of 0.5 in y
1.008 * [taylor]: Taking taylor expansion of (* (- x (sqrt y)) (+ x (sqrt y))) in y
1.008 * [taylor]: Taking taylor expansion of (- x (sqrt y)) in y
1.008 * [taylor]: Taking taylor expansion of x in y
1.008 * [taylor]: Taking taylor expansion of (sqrt y) in y
1.008 * [taylor]: Taking taylor expansion of y in y
1.010 * [taylor]: Taking taylor expansion of (+ x (sqrt y)) in y
1.010 * [taylor]: Taking taylor expansion of x in y
1.010 * [taylor]: Taking taylor expansion of (sqrt y) in y
1.010 * [taylor]: Taking taylor expansion of y in y
1.011 * [taylor]: Taking taylor expansion of (* 0.5 (* (- x (sqrt y)) (+ x (sqrt y)))) in x
1.011 * [taylor]: Taking taylor expansion of 0.5 in x
1.011 * [taylor]: Taking taylor expansion of (* (- x (sqrt y)) (+ x (sqrt y))) in x
1.011 * [taylor]: Taking taylor expansion of (- x (sqrt y)) in x
1.011 * [taylor]: Taking taylor expansion of x in x
1.011 * [taylor]: Taking taylor expansion of (sqrt y) in x
1.011 * [taylor]: Taking taylor expansion of y in x
1.011 * [taylor]: Taking taylor expansion of (+ x (sqrt y)) in x
1.011 * [taylor]: Taking taylor expansion of x in x
1.011 * [taylor]: Taking taylor expansion of (sqrt y) in x
1.011 * [taylor]: Taking taylor expansion of y in x
1.011 * [taylor]: Taking taylor expansion of (* 0.5 (* (- x (sqrt y)) (+ x (sqrt y)))) in x
1.011 * [taylor]: Taking taylor expansion of 0.5 in x
1.011 * [taylor]: Taking taylor expansion of (* (- x (sqrt y)) (+ x (sqrt y))) in x
1.011 * [taylor]: Taking taylor expansion of (- x (sqrt y)) in x
1.011 * [taylor]: Taking taylor expansion of x in x
1.011 * [taylor]: Taking taylor expansion of (sqrt y) in x
1.011 * [taylor]: Taking taylor expansion of y in x
1.011 * [taylor]: Taking taylor expansion of (+ x (sqrt y)) in x
1.011 * [taylor]: Taking taylor expansion of x in x
1.012 * [taylor]: Taking taylor expansion of (sqrt y) in x
1.012 * [taylor]: Taking taylor expansion of y in x
1.012 * [taylor]: Taking taylor expansion of (* -0.5 y) in y
1.012 * [taylor]: Taking taylor expansion of -0.5 in y
1.012 * [taylor]: Taking taylor expansion of y in y
1.013 * [taylor]: Taking taylor expansion of 0 in y
1.017 * [taylor]: Taking taylor expansion of 0.5 in y
1.020 * [taylor]: Taking taylor expansion of 0 in y
1.022 * [approximate]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x)))) in (x y) around 0
1.022 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x)))) in y
1.022 * [taylor]: Taking taylor expansion of 0.5 in y
1.022 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x))) in y
1.022 * [taylor]: Taking taylor expansion of (- (/ 1 x) (sqrt (/ 1 y))) in y
1.022 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.022 * [taylor]: Taking taylor expansion of x in y
1.022 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
1.022 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.022 * [taylor]: Taking taylor expansion of y in y
1.023 * [taylor]: Taking taylor expansion of (+ (sqrt (/ 1 y)) (/ 1 x)) in y
1.023 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
1.023 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.023 * [taylor]: Taking taylor expansion of y in y
1.025 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.025 * [taylor]: Taking taylor expansion of x in y
1.025 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x)))) in x
1.025 * [taylor]: Taking taylor expansion of 0.5 in x
1.025 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x))) in x
1.025 * [taylor]: Taking taylor expansion of (- (/ 1 x) (sqrt (/ 1 y))) in x
1.025 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.025 * [taylor]: Taking taylor expansion of x in x
1.025 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
1.025 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.025 * [taylor]: Taking taylor expansion of y in x
1.026 * [taylor]: Taking taylor expansion of (+ (sqrt (/ 1 y)) (/ 1 x)) in x
1.026 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
1.026 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.026 * [taylor]: Taking taylor expansion of y in x
1.026 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.026 * [taylor]: Taking taylor expansion of x in x
1.026 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x)))) in x
1.026 * [taylor]: Taking taylor expansion of 0.5 in x
1.026 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (sqrt (/ 1 y))) (+ (sqrt (/ 1 y)) (/ 1 x))) in x
1.026 * [taylor]: Taking taylor expansion of (- (/ 1 x) (sqrt (/ 1 y))) in x
1.026 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.026 * [taylor]: Taking taylor expansion of x in x
1.027 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
1.027 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.027 * [taylor]: Taking taylor expansion of y in x
1.027 * [taylor]: Taking taylor expansion of (+ (sqrt (/ 1 y)) (/ 1 x)) in x
1.027 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
1.027 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.027 * [taylor]: Taking taylor expansion of y in x
1.027 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.027 * [taylor]: Taking taylor expansion of x in x
1.028 * [taylor]: Taking taylor expansion of 0.5 in y
1.030 * [taylor]: Taking taylor expansion of 0 in y
1.033 * [taylor]: Taking taylor expansion of (neg (* 0.5 (/ 1 y))) in y
1.033 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
1.033 * [taylor]: Taking taylor expansion of 0.5 in y
1.033 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.033 * [taylor]: Taking taylor expansion of y in y
1.037 * [taylor]: Taking taylor expansion of 0 in y
1.042 * [taylor]: Taking taylor expansion of 0 in y
1.049 * [taylor]: Taking taylor expansion of 0 in y
1.050 * [approximate]: Taking taylor expansion of (* -0.5 (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x)))) in (x y) around 0
1.050 * [taylor]: Taking taylor expansion of (* -0.5 (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x)))) in y
1.050 * [taylor]: Taking taylor expansion of -0.5 in y
1.050 * [taylor]: Taking taylor expansion of (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x))) in y
1.050 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 y)) (/ 1 x)) in y
1.050 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
1.050 * [taylor]: Taking taylor expansion of (/ -1 y) in y
1.050 * [taylor]: Taking taylor expansion of -1 in y
1.050 * [taylor]: Taking taylor expansion of y in y
1.051 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.051 * [taylor]: Taking taylor expansion of x in y
1.051 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 y)) (/ 1 x)) in y
1.051 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
1.051 * [taylor]: Taking taylor expansion of (/ -1 y) in y
1.051 * [taylor]: Taking taylor expansion of -1 in y
1.051 * [taylor]: Taking taylor expansion of y in y
1.052 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.053 * [taylor]: Taking taylor expansion of x in y
1.053 * [taylor]: Taking taylor expansion of (* -0.5 (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x)))) in x
1.053 * [taylor]: Taking taylor expansion of -0.5 in x
1.053 * [taylor]: Taking taylor expansion of (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x))) in x
1.053 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 y)) (/ 1 x)) in x
1.053 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
1.053 * [taylor]: Taking taylor expansion of (/ -1 y) in x
1.053 * [taylor]: Taking taylor expansion of -1 in x
1.053 * [taylor]: Taking taylor expansion of y in x
1.053 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.053 * [taylor]: Taking taylor expansion of x in x
1.053 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 y)) (/ 1 x)) in x
1.053 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
1.053 * [taylor]: Taking taylor expansion of (/ -1 y) in x
1.053 * [taylor]: Taking taylor expansion of -1 in x
1.053 * [taylor]: Taking taylor expansion of y in x
1.053 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.053 * [taylor]: Taking taylor expansion of x in x
1.054 * [taylor]: Taking taylor expansion of (* -0.5 (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x)))) in x
1.054 * [taylor]: Taking taylor expansion of -0.5 in x
1.054 * [taylor]: Taking taylor expansion of (* (+ (sqrt (/ -1 y)) (/ 1 x)) (- (sqrt (/ -1 y)) (/ 1 x))) in x
1.054 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 y)) (/ 1 x)) in x
1.054 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
1.054 * [taylor]: Taking taylor expansion of (/ -1 y) in x
1.054 * [taylor]: Taking taylor expansion of -1 in x
1.054 * [taylor]: Taking taylor expansion of y in x
1.054 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.054 * [taylor]: Taking taylor expansion of x in x
1.054 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 y)) (/ 1 x)) in x
1.054 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
1.054 * [taylor]: Taking taylor expansion of (/ -1 y) in x
1.054 * [taylor]: Taking taylor expansion of -1 in x
1.054 * [taylor]: Taking taylor expansion of y in x
1.054 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.054 * [taylor]: Taking taylor expansion of x in x
1.056 * [taylor]: Taking taylor expansion of 0.5 in y
1.058 * [taylor]: Taking taylor expansion of 0 in y
1.060 * [taylor]: Taking taylor expansion of (neg (* 0.5 (pow (sqrt (/ -1 y)) 2))) in y
1.060 * [taylor]: Taking taylor expansion of (* 0.5 (pow (sqrt (/ -1 y)) 2)) in y
1.061 * [taylor]: Taking taylor expansion of 0.5 in y
1.061 * [taylor]: Taking taylor expansion of (pow (sqrt (/ -1 y)) 2) in y
1.061 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
1.061 * [taylor]: Taking taylor expansion of (/ -1 y) in y
1.061 * [taylor]: Taking taylor expansion of -1 in y
1.061 * [taylor]: Taking taylor expansion of y in y
1.066 * [taylor]: Taking taylor expansion of 0 in y
1.071 * [taylor]: Taking taylor expansion of 0 in y
1.078 * [taylor]: Taking taylor expansion of 0 in y
1.084 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
1.084 * [approximate]: Taking taylor expansion of (- x (sqrt y)) in (x y) around 0
1.084 * [taylor]: Taking taylor expansion of (- x (sqrt y)) in y
1.084 * [taylor]: Taking taylor expansion of x in y
1.084 * [taylor]: Taking taylor expansion of (sqrt y) in y
1.084 * [taylor]: Taking taylor expansion of y in y
1.086 * [taylor]: Taking taylor expansion of (- x (sqrt y)) in x
1.086 * [taylor]: Taking taylor expansion of x in x
1.086 * [taylor]: Taking taylor expansion of (sqrt y) in x
1.086 * [taylor]: Taking taylor expansion of y in x
1.086 * [taylor]: Taking taylor expansion of (- x (sqrt y)) in x
1.086 * [taylor]: Taking taylor expansion of x in x
1.086 * [taylor]: Taking taylor expansion of (sqrt y) in x
1.086 * [taylor]: Taking taylor expansion of y in x
1.086 * [taylor]: Taking taylor expansion of (neg (sqrt y)) in y
1.086 * [taylor]: Taking taylor expansion of (sqrt y) in y
1.086 * [taylor]: Taking taylor expansion of y in y
1.088 * [taylor]: Taking taylor expansion of 1 in y
1.092 * [taylor]: Taking taylor expansion of 0 in y
1.095 * [approximate]: Taking taylor expansion of (- (/ 1 x) (sqrt (/ 1 y))) in (x y) around 0
1.096 * [taylor]: Taking taylor expansion of (- (/ 1 x) (sqrt (/ 1 y))) in y
1.096 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.096 * [taylor]: Taking taylor expansion of x in y
1.096 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
1.096 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.096 * [taylor]: Taking taylor expansion of y in y
1.097 * [taylor]: Taking taylor expansion of (- (/ 1 x) (sqrt (/ 1 y))) in x
1.097 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.097 * [taylor]: Taking taylor expansion of x in x
1.097 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
1.097 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.097 * [taylor]: Taking taylor expansion of y in x
1.097 * [taylor]: Taking taylor expansion of (- (/ 1 x) (sqrt (/ 1 y))) in x
1.097 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.098 * [taylor]: Taking taylor expansion of x in x
1.098 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
1.098 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.098 * [taylor]: Taking taylor expansion of y in x
1.098 * [taylor]: Taking taylor expansion of 1 in y
1.099 * [taylor]: Taking taylor expansion of (neg (sqrt (/ 1 y))) in y
1.099 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
1.099 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.099 * [taylor]: Taking taylor expansion of y in y
1.101 * [taylor]: Taking taylor expansion of 0 in y
1.103 * [taylor]: Taking taylor expansion of 0 in y
1.107 * [approximate]: Taking taylor expansion of (neg (+ (sqrt (/ -1 y)) (/ 1 x))) in (x y) around 0
1.107 * [taylor]: Taking taylor expansion of (neg (+ (sqrt (/ -1 y)) (/ 1 x))) in y
1.107 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 y)) (/ 1 x)) in y
1.107 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
1.107 * [taylor]: Taking taylor expansion of (/ -1 y) in y
1.107 * [taylor]: Taking taylor expansion of -1 in y
1.107 * [taylor]: Taking taylor expansion of y in y
1.108 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.108 * [taylor]: Taking taylor expansion of x in y
1.108 * [taylor]: Taking taylor expansion of (neg (+ (sqrt (/ -1 y)) (/ 1 x))) in x
1.108 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 y)) (/ 1 x)) in x
1.108 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
1.108 * [taylor]: Taking taylor expansion of (/ -1 y) in x
1.108 * [taylor]: Taking taylor expansion of -1 in x
1.108 * [taylor]: Taking taylor expansion of y in x
1.108 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.108 * [taylor]: Taking taylor expansion of x in x
1.109 * [taylor]: Taking taylor expansion of (neg (+ (sqrt (/ -1 y)) (/ 1 x))) in x
1.109 * [taylor]: Taking taylor expansion of (+ (sqrt (/ -1 y)) (/ 1 x)) in x
1.109 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
1.109 * [taylor]: Taking taylor expansion of (/ -1 y) in x
1.109 * [taylor]: Taking taylor expansion of -1 in x
1.109 * [taylor]: Taking taylor expansion of y in x
1.109 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.109 * [taylor]: Taking taylor expansion of x in x
1.110 * [taylor]: Taking taylor expansion of -1 in y
1.110 * [taylor]: Taking taylor expansion of (neg (sqrt (/ -1 y))) in y
1.110 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
1.110 * [taylor]: Taking taylor expansion of (/ -1 y) in y
1.110 * [taylor]: Taking taylor expansion of -1 in y
1.110 * [taylor]: Taking taylor expansion of y in y
1.113 * [taylor]: Taking taylor expansion of 0 in y
1.115 * [taylor]: Taking taylor expansion of 0 in y
1.118 * * * * [progress]: [ 3 / 3 ] generating series at (2 1 2)
1.118 * [approximate]: Taking taylor expansion of (+ x (sqrt y)) in (x y) around 0
1.118 * [taylor]: Taking taylor expansion of (+ x (sqrt y)) in y
1.118 * [taylor]: Taking taylor expansion of x in y
1.118 * [taylor]: Taking taylor expansion of (sqrt y) in y
1.118 * [taylor]: Taking taylor expansion of y in y
1.119 * [taylor]: Taking taylor expansion of (+ x (sqrt y)) in x
1.120 * [taylor]: Taking taylor expansion of x in x
1.120 * [taylor]: Taking taylor expansion of (sqrt y) in x
1.120 * [taylor]: Taking taylor expansion of y in x
1.120 * [taylor]: Taking taylor expansion of (+ x (sqrt y)) in x
1.120 * [taylor]: Taking taylor expansion of x in x
1.120 * [taylor]: Taking taylor expansion of (sqrt y) in x
1.120 * [taylor]: Taking taylor expansion of y in x
1.120 * [taylor]: Taking taylor expansion of (sqrt y) in y
1.120 * [taylor]: Taking taylor expansion of y in y
1.121 * [taylor]: Taking taylor expansion of 1 in y
1.122 * [taylor]: Taking taylor expansion of 0 in y
1.124 * [approximate]: Taking taylor expansion of (+ (sqrt (/ 1 y)) (/ 1 x)) in (x y) around 0
1.124 * [taylor]: Taking taylor expansion of (+ (sqrt (/ 1 y)) (/ 1 x)) in y
1.124 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
1.124 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.124 * [taylor]: Taking taylor expansion of y in y
1.126 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.126 * [taylor]: Taking taylor expansion of x in y
1.126 * [taylor]: Taking taylor expansion of (+ (sqrt (/ 1 y)) (/ 1 x)) in x
1.126 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
1.126 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.126 * [taylor]: Taking taylor expansion of y in x
1.126 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.126 * [taylor]: Taking taylor expansion of x in x
1.126 * [taylor]: Taking taylor expansion of (+ (sqrt (/ 1 y)) (/ 1 x)) in x
1.126 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in x
1.126 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.126 * [taylor]: Taking taylor expansion of y in x
1.126 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.126 * [taylor]: Taking taylor expansion of x in x
1.127 * [taylor]: Taking taylor expansion of 1 in y
1.127 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
1.127 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.127 * [taylor]: Taking taylor expansion of y in y
1.129 * [taylor]: Taking taylor expansion of 0 in y
1.131 * [taylor]: Taking taylor expansion of 0 in y
1.133 * [approximate]: Taking taylor expansion of (- (sqrt (/ -1 y)) (/ 1 x)) in (x y) around 0
1.133 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 y)) (/ 1 x)) in y
1.133 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
1.133 * [taylor]: Taking taylor expansion of (/ -1 y) in y
1.133 * [taylor]: Taking taylor expansion of -1 in y
1.133 * [taylor]: Taking taylor expansion of y in y
1.135 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.135 * [taylor]: Taking taylor expansion of x in y
1.135 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 y)) (/ 1 x)) in x
1.135 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
1.135 * [taylor]: Taking taylor expansion of (/ -1 y) in x
1.135 * [taylor]: Taking taylor expansion of -1 in x
1.135 * [taylor]: Taking taylor expansion of y in x
1.135 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.135 * [taylor]: Taking taylor expansion of x in x
1.135 * [taylor]: Taking taylor expansion of (- (sqrt (/ -1 y)) (/ 1 x)) in x
1.135 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in x
1.135 * [taylor]: Taking taylor expansion of (/ -1 y) in x
1.135 * [taylor]: Taking taylor expansion of -1 in x
1.135 * [taylor]: Taking taylor expansion of y in x
1.136 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.136 * [taylor]: Taking taylor expansion of x in x
1.136 * [taylor]: Taking taylor expansion of -1 in y
1.137 * [taylor]: Taking taylor expansion of (sqrt (/ -1 y)) in y
1.137 * [taylor]: Taking taylor expansion of (/ -1 y) in y
1.137 * [taylor]: Taking taylor expansion of -1 in y
1.137 * [taylor]: Taking taylor expansion of y in y
1.139 * [taylor]: Taking taylor expansion of 0 in y
1.141 * [taylor]: Taking taylor expansion of 0 in y
1.143 * * * [progress]: simplifying candidates
1.144 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y)))
  (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y)))
  (+ (+ (log 0.5) (log (+ x (sqrt y)))) (log (- x (sqrt y))))
  (+ (log (* 0.5 (+ x (sqrt y)))) (log (- x (sqrt y))))
  (log (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (exp (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (* (* (* (* 0.5 0.5) 0.5) (* (* (+ x (sqrt y)) (+ x (sqrt y))) (+ x (sqrt y)))) (* (* (- x (sqrt y)) (- x (sqrt y))) (- x (sqrt y))))
  (* (* (* (* 0.5 (+ x (sqrt y))) (* 0.5 (+ x (sqrt y)))) (* 0.5 (+ x (sqrt y)))) (* (* (- x (sqrt y)) (- x (sqrt y))) (- x (sqrt y))))
  (* (cbrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y)))) (cbrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y)))))
  (cbrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (* (* (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y)))) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (sqrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (sqrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (* (* 0.5 (+ (pow x 3) (pow (sqrt y) 3))) (- (pow x 3) (pow (sqrt y) 3)))
  (* (+ (* x x) (- (* (sqrt y) (sqrt y)) (* x (sqrt y)))) (+ (* x x) (+ (* (sqrt y) (sqrt y)) (* x (sqrt y)))))
  (* (* 0.5 (+ (pow x 3) (pow (sqrt y) 3))) (- (* x x) (* (sqrt y) (sqrt y))))
  (* (+ (* x x) (- (* (sqrt y) (sqrt y)) (* x (sqrt y)))) (+ x (sqrt y)))
  (* (* 0.5 (- (* x x) (* (sqrt y) (sqrt y)))) (- (pow x 3) (pow (sqrt y) 3)))
  (* (- x (sqrt y)) (+ (* x x) (+ (* (sqrt y) (sqrt y)) (* x (sqrt y)))))
  (* (* 0.5 (- (* x x) (* (sqrt y) (sqrt y)))) (- (* x x) (* (sqrt y) (sqrt y))))
  (* (- x (sqrt y)) (+ x (sqrt y)))
  (* (* 0.5 (+ x (sqrt y))) x)
  (* (* 0.5 (+ x (sqrt y))) (neg (sqrt y)))
  (* (* 0.5 (+ x (sqrt y))) x)
  (* (* 0.5 (+ x (sqrt y))) (neg (sqrt y)))
  (* x (* 0.5 (+ x (sqrt y))))
  (* (neg (sqrt y)) (* 0.5 (+ x (sqrt y))))
  (* x (* 0.5 (+ x (sqrt y))))
  (* (neg (sqrt y)) (* 0.5 (+ x (sqrt y))))
  (* (* 0.5 (+ x (sqrt y))) (* (cbrt (- x (sqrt y))) (cbrt (- x (sqrt y)))))
  (* (* 0.5 (+ x (sqrt y))) (sqrt (- x (sqrt y))))
  (* (* 0.5 (+ x (sqrt y))) 1)
  (* (* 0.5 (+ x (sqrt y))) (+ (sqrt x) (sqrt (sqrt y))))
  (* (* 0.5 (+ x (sqrt y))) (+ (sqrt x) (sqrt (sqrt y))))
  (* (* 0.5 (+ x (sqrt y))) 1)
  (* (+ x (sqrt y)) (- x (sqrt y)))
  (* (* 0.5 (+ x (sqrt y))) (- (pow x 3) (pow (sqrt y) 3)))
  (* (* 0.5 (+ x (sqrt y))) (- (* x x) (* (sqrt y) (sqrt y))))
  (* (* 0.5 (+ (pow x 3) (pow (sqrt y) 3))) (- x (sqrt y)))
  (* (* 0.5 (- (* x x) (* (sqrt y) (sqrt y)))) (- x (sqrt y)))
  (/ (exp x) (exp (sqrt y)))
  (log (- x (sqrt y)))
  (exp (- x (sqrt y)))
  (* (cbrt (- x (sqrt y))) (cbrt (- x (sqrt y))))
  (cbrt (- x (sqrt y)))
  (* (* (- x (sqrt y)) (- x (sqrt y))) (- x (sqrt y)))
  (sqrt (- x (sqrt y)))
  (sqrt (- x (sqrt y)))
  (- (pow x 3) (pow (sqrt y) 3))
  (+ (* x x) (+ (* (sqrt y) (sqrt y)) (* x (sqrt y))))
  (neg (sqrt y))
  (- (* x x) (* (sqrt y) (sqrt y)))
  (+ x (sqrt y))
  (+ (sqrt x) (sqrt (sqrt y)))
  (- (sqrt x) (sqrt (sqrt y)))
  (+ (sqrt x) (sqrt (sqrt y)))
  (- (sqrt x) (sqrt (sqrt y)))
  (- x (sqrt y))
  (neg (sqrt y))
  (* (exp x) (exp (sqrt y)))
  (log (+ x (sqrt y)))
  (exp (+ x (sqrt y)))
  (* (cbrt (+ x (sqrt y))) (cbrt (+ x (sqrt y))))
  (cbrt (+ x (sqrt y)))
  (* (* (+ x (sqrt y)) (+ x (sqrt y))) (+ x (sqrt y)))
  (sqrt (+ x (sqrt y)))
  (sqrt (+ x (sqrt y)))
  (+ (pow x 3) (pow (sqrt y) 3))
  (+ (* x x) (- (* (sqrt y) (sqrt y)) (* x (sqrt y))))
  (- (* x x) (* (sqrt y) (sqrt y)))
  (- x (sqrt y))
  (+ x (sqrt y))
  (- (* 0.5 (pow x 2)) (* 0.5 y))
  (- (* 0.5 (pow x 2)) (* 0.5 y))
  (- (* 0.5 (pow x 2)) (+ (* +nan.0 (/ 1 y)) (neg +nan.0)))
  (- x (+ (* +nan.0 (pow y 2)) (neg (* +nan.0 y))))
  (- x (+ (* +nan.0 (/ 1 y)) (neg +nan.0)))
  (- x (+ (* +nan.0 (/ 1 y)) (neg +nan.0)))
  (- x (+ (* +nan.0 (pow y 2)) (neg (* +nan.0 y))))
  (- x (+ (* +nan.0 (/ 1 y)) (neg +nan.0)))
  (- x (+ (* +nan.0 (/ 1 y)) (neg +nan.0)))
1.149 * * [simplify]: iteration  0 :  324  enodes  (cost  468 )
1.156 * * [simplify]: iteration  1 :  1860  enodes  (cost  387 )
1.190 * * [simplify]: iteration  2 :  5002  enodes  (cost  383 )
1.193 * [simplify]: Simplified to:
   (* 0.5 (- (pow x 2) y))
  (* 0.5 (- (pow x 2) y))
  (+ (log 0.5) (log (- (pow x 2) y)))
  (+ (log 0.5) (log (- (pow x 2) y)))
  (+ (log 0.5) (log (- (pow x 2) y)))
  (pow (exp 0.5) (- (pow x 2) y))
  (pow (* 0.5 (- (pow x 2) y)) 3)
  (pow (* 0.5 (- (pow x 2) y)) 3)
  (* (cbrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y)))) (cbrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y)))))
  (cbrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (pow (* 0.5 (- (pow x 2) y)) 3)
  (sqrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (sqrt (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))
  (* (* 0.5 (+ (pow x 3) (pow (sqrt y) 3))) (- (pow x 3) (pow (sqrt y) 3)))
  (* (+ (+ (pow x 2) y) (* x (sqrt y))) (- (+ (pow x 2) y) (* x (sqrt y))))
  (* (* 0.5 (+ (pow x 3) (pow (sqrt y) 3))) (- (pow x 2) y))
  (* (+ x (sqrt y)) (- (+ (pow x 2) y) (* x (sqrt y))))
  (* (* 0.5 (- (pow x 2) y)) (- (pow x 3) (pow (sqrt y) 3)))
  (* (+ (+ (pow x 2) y) (* x (sqrt y))) (- x (sqrt y)))
  (* (* 0.5 (- (pow x 2) y)) (- (pow x 2) y))
  (- (pow x 2) y)
  (* (* 0.5 (+ x (sqrt y))) x)
  (* (neg (+ (* x (sqrt y)) y)) 0.5)
  (* (* 0.5 (+ x (sqrt y))) x)
  (* (neg (+ (* x (sqrt y)) y)) 0.5)
  (* (* 0.5 (+ x (sqrt y))) x)
  (* (neg (+ (* x (sqrt y)) y)) 0.5)
  (* (* 0.5 (+ x (sqrt y))) x)
  (* (neg (+ (* x (sqrt y)) y)) 0.5)
  (* (* 0.5 (+ x (sqrt y))) (* (cbrt (- x (sqrt y))) (cbrt (- x (sqrt y)))))
  (* (* 0.5 (+ x (sqrt y))) (sqrt (- x (sqrt y))))
  (* 0.5 (+ x (sqrt y)))
  (* (* 0.5 (+ x (sqrt y))) (+ (sqrt x) (sqrt (sqrt y))))
  (* (* 0.5 (+ x (sqrt y))) (+ (sqrt x) (sqrt (sqrt y))))
  (* 0.5 (+ x (sqrt y)))
  (- (pow x 2) y)
  (* (* 0.5 (+ x (sqrt y))) (- (pow x 3) (pow (sqrt y) 3)))
  (* (* 0.5 (+ x (sqrt y))) (- (pow x 2) y))
  (* (* 0.5 (+ (pow x 3) (pow (sqrt y) 3))) (- x (sqrt y)))
  (* (* 0.5 (- (pow x 2) y)) (- x (sqrt y)))
  (exp (- x (sqrt y)))
  (log (- x (sqrt y)))
  (exp (- x (sqrt y)))
  (* (cbrt (- x (sqrt y))) (cbrt (- x (sqrt y))))
  (cbrt (- x (sqrt y)))
  (pow (- x (sqrt y)) 3)
  (sqrt (- x (sqrt y)))
  (sqrt (- x (sqrt y)))
  (- (pow x 3) (pow (sqrt y) 3))
  (+ (* x (+ x (sqrt y))) y)
  (neg (sqrt y))
  (- (pow x 2) y)
  (+ x (sqrt y))
  (+ (sqrt x) (sqrt (sqrt y)))
  (- (sqrt x) (sqrt (sqrt y)))
  (+ (sqrt x) (sqrt (sqrt y)))
  (- (sqrt x) (sqrt (sqrt y)))
  (- x (sqrt y))
  (neg (sqrt y))
  (exp (+ x (sqrt y)))
  (log (+ x (sqrt y)))
  (exp (+ x (sqrt y)))
  (* (cbrt (+ x (sqrt y))) (cbrt (+ x (sqrt y))))
  (cbrt (+ x (sqrt y)))
  (pow (+ x (sqrt y)) 3)
  (sqrt (+ x (sqrt y)))
  (sqrt (+ x (sqrt y)))
  (+ (pow x 3) (pow (sqrt y) 3))
  (- (+ (pow x 2) y) (* x (sqrt y)))
  (- (pow x 2) y)
  (- x (sqrt y))
  (+ x (sqrt y))
  (* 0.5 (- (pow x 2) y))
  (* 0.5 (- (pow x 2) y))
  (+ (- (* 0.5 (pow x 2)) (* +nan.0 (/ 1 y))) +nan.0)
  (+ (- x (* +nan.0 (pow y 2))) (* +nan.0 y))
  (+ (- x (* +nan.0 (/ 1 y))) +nan.0)
  (+ (- x (* +nan.0 (/ 1 y))) +nan.0)
  (+ (- x (* +nan.0 (pow y 2))) (* +nan.0 y))
  (+ (- x (* +nan.0 (/ 1 y))) +nan.0)
  (+ (- x (* +nan.0 (/ 1 y))) +nan.0)
1.193 * * * [progress]: adding candidates to table
1.301 * [progress]: [Phase 3 of 3] Extracting.
1.302 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))> #<alt (λ (x y) (* 0.5 (- (* x x) y)))> #<alt (λ (x y) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))>)
1.302 * * * [regime-changes]: Trying 5 branch expressions: ((* x x) (- (* x x) y) (* 0.5 (- (* x x) y)) y x)
1.303 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x y) (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))> #<alt (λ (x y) (* 0.5 (- (* x x) y)))> #<alt (λ (x y) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))>)
1.316 * * * * [regimes]: Trying to branch on (- (* x x) y) from (#<alt (λ (x y) (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))> #<alt (λ (x y) (* 0.5 (- (* x x) y)))> #<alt (λ (x y) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))>)
1.331 * * * * [regimes]: Trying to branch on (* 0.5 (- (* x x) y)) from (#<alt (λ (x y) (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))> #<alt (λ (x y) (* 0.5 (- (* x x) y)))> #<alt (λ (x y) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))>)
1.344 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))> #<alt (λ (x y) (* 0.5 (- (* x x) y)))> #<alt (λ (x y) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))>)
1.357 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* (* 0.5 (sqrt (- (* x x) y))) (sqrt (- (* x x) y))))> #<alt (λ (x y) (* 0.5 (- (* x x) y)))> #<alt (λ (x y) (* (* 0.5 (+ x (sqrt y))) (- x (sqrt y))))>)
1.371 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
1.372 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 0.5 (- (* x x) y))
1.373 * * [simplify]: iteration  0 :  7  enodes  (cost  3 )
1.373 * * [simplify]: iteration  1 :  7  enodes  (cost  3 )
1.373 * [simplify]: Simplified to:
   (* 0.5 (- (* x x) y))
1.857 * [regime-testing]: Baseline error score: 0.012751593949243656
1.857 * [regime-testing]: Oracle error score: 0.002250281285160645
1.859 * [regime-testing]: End program error score: 0.012751593949243656