18.195 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.021 * * * [progress]: [2/2] Setting up program.
0.024 * [progress]: [Phase 2 of 3] Improving.
0.025 * [simplify]: Simplifying:
  (sqrt (+ (* x x) y))
0.025 * * [simplify]: iteration 0: 5 enodes
0.025 * * [simplify]: iteration 1: 6 enodes
0.026 * * [simplify]: iteration complete: 6 enodes
0.026 * * [simplify]: Extracting #0: cost 1 inf + 0
0.026 * * [simplify]: Extracting #1: cost 2 inf + 0
0.026 * * [simplify]: Extracting #2: cost 4 inf + 0
0.026 * * [simplify]: Extracting #3: cost 4 inf + 1
0.026 * * [simplify]: Extracting #4: cost 3 inf + 2
0.026 * * [simplify]: Extracting #5: cost 0 inf + 16
0.026 * [simplify]: Simplified to:
  (sqrt (+ (* x x) y))
0.027 * * [progress]: iteration 1 / 4
0.027 * * * [progress]: picking best candidate
0.030 * * * * [pick]: Picked  #<alt (λ (x y) (sqrt (+ (* x x) y)))>
0.030 * * * [progress]: localizing error
0.038 * * * [progress]: generating rewritten candidates
0.038 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.421 * * * [progress]: generating series expansions
0.421 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.422 * [backup-simplify]: Simplify (sqrt (+ (* x x) y)) into (sqrt (+ (pow x 2) y))
0.422 * [approximate]: Taking taylor expansion of (sqrt (+ (pow x 2) y)) in (x y) around 0
0.422 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) y)) in y
0.422 * [taylor]: Taking taylor expansion of (+ (pow x 2) y) in y
0.422 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.422 * [taylor]: Taking taylor expansion of x in y
0.422 * [backup-simplify]: Simplify x into x
0.422 * [taylor]: Taking taylor expansion of y in y
0.422 * [backup-simplify]: Simplify 0 into 0
0.422 * [backup-simplify]: Simplify 1 into 1
0.422 * [backup-simplify]: Simplify (* x x) into (pow x 2)
0.422 * [backup-simplify]: Simplify (+ (pow x 2) 0) into (pow x 2)
0.422 * [backup-simplify]: Simplify (sqrt (pow x 2)) into x
0.422 * [backup-simplify]: Simplify (+ (* x 0) (* 0 x)) into 0
0.423 * [backup-simplify]: Simplify (+ 0 1) into 1
0.425 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt (pow x 2)))) into (/ 1/2 x)
0.426 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) y)) in x
0.426 * [taylor]: Taking taylor expansion of (+ (pow x 2) y) in x
0.426 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.426 * [taylor]: Taking taylor expansion of x in x
0.426 * [backup-simplify]: Simplify 0 into 0
0.426 * [backup-simplify]: Simplify 1 into 1
0.426 * [taylor]: Taking taylor expansion of y in x
0.426 * [backup-simplify]: Simplify y into y
0.426 * [backup-simplify]: Simplify (+ 0 y) into y
0.426 * [backup-simplify]: Simplify (sqrt y) into (sqrt y)
0.426 * [backup-simplify]: Simplify (+ 0 0) into 0
0.426 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt y))) into 0
0.426 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) y)) in x
0.426 * [taylor]: Taking taylor expansion of (+ (pow x 2) y) in x
0.426 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.426 * [taylor]: Taking taylor expansion of x in x
0.426 * [backup-simplify]: Simplify 0 into 0
0.427 * [backup-simplify]: Simplify 1 into 1
0.427 * [taylor]: Taking taylor expansion of y in x
0.427 * [backup-simplify]: Simplify y into y
0.427 * [backup-simplify]: Simplify (+ 0 y) into y
0.427 * [backup-simplify]: Simplify (sqrt y) into (sqrt y)
0.427 * [backup-simplify]: Simplify (+ 0 0) into 0
0.427 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt y))) into 0
0.427 * [taylor]: Taking taylor expansion of (sqrt y) in y
0.427 * [taylor]: Taking taylor expansion of y in y
0.427 * [backup-simplify]: Simplify 0 into 0
0.427 * [backup-simplify]: Simplify 1 into 1
0.428 * [backup-simplify]: Simplify (sqrt 0) into 0
0.429 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0
0.429 * [backup-simplify]: Simplify 0 into 0
0.429 * [taylor]: Taking taylor expansion of 0 in y
0.429 * [backup-simplify]: Simplify 0 into 0
0.429 * [backup-simplify]: Simplify 0 into 0
0.429 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.430 * [backup-simplify]: Simplify (* 1 1) into 1
0.430 * [backup-simplify]: Simplify (+ 1 0) into 1
0.431 * [backup-simplify]: Simplify (/ (- 1 (pow 0 2) (+)) (* 2 (sqrt y))) into (* 1/2 (sqrt (/ 1 y)))
0.431 * [taylor]: Taking taylor expansion of (* 1/2 (sqrt (/ 1 y))) in y
0.431 * [taylor]: Taking taylor expansion of 1/2 in y
0.431 * [backup-simplify]: Simplify 1/2 into 1/2
0.431 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
0.431 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.431 * [taylor]: Taking taylor expansion of y in y
0.431 * [backup-simplify]: Simplify 0 into 0
0.431 * [backup-simplify]: Simplify 1 into 1
0.431 * [backup-simplify]: Simplify (/ 1 1) into 1
0.432 * [backup-simplify]: Simplify (sqrt 0) into 0
0.433 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0
0.434 * [backup-simplify]: Simplify (+ (* 1/2 +nan.0) (* 0 0)) into (- +nan.0)
0.435 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0)
0.435 * [backup-simplify]: Simplify 0 into 0
0.437 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0
0.437 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.438 * [backup-simplify]: Simplify (+ (* +nan.0 (pow (* y 1) 2)) (+ (* (- +nan.0) (pow (* 1 x) 2)) (* +nan.0 (* y 1)))) into (- (+ (* +nan.0 (pow y 2)) (- (+ (* +nan.0 (pow x 2)) (- (* +nan.0 y))))))
0.438 * [backup-simplify]: Simplify (sqrt (+ (* (/ 1 x) (/ 1 x)) (/ 1 y))) into (sqrt (+ (/ 1 (pow x 2)) (/ 1 y)))
0.438 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.438 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in y
0.438 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in y
0.439 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.439 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.439 * [taylor]: Taking taylor expansion of x in y
0.439 * [backup-simplify]: Simplify x into x
0.439 * [backup-simplify]: Simplify (* x x) into (pow x 2)
0.439 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2))
0.439 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.439 * [taylor]: Taking taylor expansion of y in y
0.439 * [backup-simplify]: Simplify 0 into 0
0.439 * [backup-simplify]: Simplify 1 into 1
0.439 * [backup-simplify]: Simplify (/ 1 1) into 1
0.440 * [backup-simplify]: Simplify (+ 0 1) into 1
0.440 * [backup-simplify]: Simplify (sqrt 0) into 0
0.441 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0
0.441 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.441 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.442 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.442 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.442 * [taylor]: Taking taylor expansion of x in x
0.442 * [backup-simplify]: Simplify 0 into 0
0.442 * [backup-simplify]: Simplify 1 into 1
0.442 * [backup-simplify]: Simplify (* 1 1) into 1
0.442 * [backup-simplify]: Simplify (/ 1 1) into 1
0.442 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.442 * [taylor]: Taking taylor expansion of y in x
0.442 * [backup-simplify]: Simplify y into y
0.443 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.443 * [backup-simplify]: Simplify (+ 1 0) into 1
0.443 * [backup-simplify]: Simplify (sqrt 1) into 1
0.444 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.445 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.445 * [backup-simplify]: Simplify (+ 0 0) into 0
0.446 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.446 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 y))) in x
0.446 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 y)) in x
0.446 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.446 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.446 * [taylor]: Taking taylor expansion of x in x
0.446 * [backup-simplify]: Simplify 0 into 0
0.446 * [backup-simplify]: Simplify 1 into 1
0.447 * [backup-simplify]: Simplify (* 1 1) into 1
0.447 * [backup-simplify]: Simplify (/ 1 1) into 1
0.447 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.447 * [taylor]: Taking taylor expansion of y in x
0.447 * [backup-simplify]: Simplify y into y
0.447 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.448 * [backup-simplify]: Simplify (+ 1 0) into 1
0.448 * [backup-simplify]: Simplify (sqrt 1) into 1
0.449 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.450 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.450 * [backup-simplify]: Simplify (+ 0 0) into 0
0.451 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.451 * [taylor]: Taking taylor expansion of 1 in y
0.451 * [backup-simplify]: Simplify 1 into 1
0.451 * [taylor]: Taking taylor expansion of 0 in y
0.451 * [backup-simplify]: Simplify 0 into 0
0.451 * [backup-simplify]: Simplify 1 into 1
0.452 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.453 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.453 * [backup-simplify]: Simplify (+ 0 (/ 1 y)) into (/ 1 y)
0.454 * [backup-simplify]: Simplify (/ (- (/ 1 y) (pow 0 2) (+)) (* 2 1)) into (/ 1/2 y)
0.455 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.455 * [taylor]: Taking taylor expansion of 1/2 in y
0.455 * [backup-simplify]: Simplify 1/2 into 1/2
0.455 * [taylor]: Taking taylor expansion of y in y
0.455 * [backup-simplify]: Simplify 0 into 0
0.455 * [backup-simplify]: Simplify 1 into 1
0.455 * [backup-simplify]: Simplify (/ 1/2 1) into 1/2
0.455 * [backup-simplify]: Simplify 1/2 into 1/2
0.455 * [backup-simplify]: Simplify 0 into 0
0.455 * [backup-simplify]: Simplify 0 into 0
0.456 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.457 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.458 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.458 * [backup-simplify]: Simplify (+ 0 0) into 0
0.459 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 (/ 1/2 y))))) (* 2 1)) into 0
0.459 * [taylor]: Taking taylor expansion of 0 in y
0.459 * [backup-simplify]: Simplify 0 into 0
0.460 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1/2 (/ 0 1)))) into 0
0.460 * [backup-simplify]: Simplify 0 into 0
0.460 * [backup-simplify]: Simplify 0 into 0
0.460 * [backup-simplify]: Simplify 0 into 0
0.461 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.462 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.462 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.463 * [backup-simplify]: Simplify (+ 0 0) into 0
0.464 * [backup-simplify]: Simplify (/ (- 0 (pow (/ 1/2 y) 2) (+ (* 2 (* 0 0)))) (* 2 1)) into (/ -1/8 (pow y 2))
0.464 * [taylor]: Taking taylor expansion of (/ -1/8 (pow y 2)) in y
0.464 * [taylor]: Taking taylor expansion of -1/8 in y
0.464 * [backup-simplify]: Simplify -1/8 into -1/8
0.464 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.464 * [taylor]: Taking taylor expansion of y in y
0.465 * [backup-simplify]: Simplify 0 into 0
0.465 * [backup-simplify]: Simplify 1 into 1
0.465 * [backup-simplify]: Simplify (* 1 1) into 1
0.465 * [backup-simplify]: Simplify (/ -1/8 1) into -1/8
0.466 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.467 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/8 (/ 0 1)))) into 0
0.467 * [backup-simplify]: Simplify 0 into 0
0.467 * [backup-simplify]: Simplify (+ (* 1/2 (* (/ 1 (/ 1 y)) (/ 1 x))) (* 1 (* 1 (/ 1 (/ 1 x))))) into (+ x (* 1/2 (/ y x)))
0.468 * [backup-simplify]: Simplify (sqrt (+ (* (/ 1 (- x)) (/ 1 (- x))) (/ 1 (- y)))) into (sqrt (- (/ 1 (pow x 2)) (/ 1 y)))
0.468 * [approximate]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in (x y) around 0
0.468 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in y
0.468 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in y
0.468 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.468 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.468 * [taylor]: Taking taylor expansion of x in y
0.468 * [backup-simplify]: Simplify x into x
0.468 * [backup-simplify]: Simplify (* x x) into (pow x 2)
0.468 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2))
0.468 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.468 * [taylor]: Taking taylor expansion of y in y
0.468 * [backup-simplify]: Simplify 0 into 0
0.468 * [backup-simplify]: Simplify 1 into 1
0.469 * [backup-simplify]: Simplify (/ 1 1) into 1
0.469 * [backup-simplify]: Simplify (- 1) into -1
0.469 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.470 * [backup-simplify]: Simplify (sqrt 0) into 0
0.471 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.471 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.471 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.471 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.471 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.471 * [taylor]: Taking taylor expansion of x in x
0.471 * [backup-simplify]: Simplify 0 into 0
0.471 * [backup-simplify]: Simplify 1 into 1
0.472 * [backup-simplify]: Simplify (* 1 1) into 1
0.472 * [backup-simplify]: Simplify (/ 1 1) into 1
0.472 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.472 * [taylor]: Taking taylor expansion of y in x
0.472 * [backup-simplify]: Simplify y into y
0.472 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.473 * [backup-simplify]: Simplify (+ 1 0) into 1
0.473 * [backup-simplify]: Simplify (sqrt 1) into 1
0.474 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.475 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.475 * [backup-simplify]: Simplify (+ 0 0) into 0
0.476 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.476 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) (/ 1 y))) in x
0.476 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 y)) in x
0.476 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.476 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.476 * [taylor]: Taking taylor expansion of x in x
0.476 * [backup-simplify]: Simplify 0 into 0
0.476 * [backup-simplify]: Simplify 1 into 1
0.477 * [backup-simplify]: Simplify (* 1 1) into 1
0.477 * [backup-simplify]: Simplify (/ 1 1) into 1
0.477 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.477 * [taylor]: Taking taylor expansion of y in x
0.477 * [backup-simplify]: Simplify y into y
0.477 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.478 * [backup-simplify]: Simplify (+ 1 0) into 1
0.478 * [backup-simplify]: Simplify (sqrt 1) into 1
0.479 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.480 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.480 * [backup-simplify]: Simplify (+ 0 0) into 0
0.481 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.481 * [taylor]: Taking taylor expansion of 1 in y
0.481 * [backup-simplify]: Simplify 1 into 1
0.481 * [taylor]: Taking taylor expansion of 0 in y
0.481 * [backup-simplify]: Simplify 0 into 0
0.481 * [backup-simplify]: Simplify 1 into 1
0.482 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.483 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.483 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
0.483 * [backup-simplify]: Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
0.485 * [backup-simplify]: Simplify (/ (- (- (/ 1 y)) (pow 0 2) (+)) (* 2 1)) into (/ -1/2 y)
0.485 * [taylor]: Taking taylor expansion of (/ -1/2 y) in y
0.485 * [taylor]: Taking taylor expansion of -1/2 in y
0.485 * [backup-simplify]: Simplify -1/2 into -1/2
0.485 * [taylor]: Taking taylor expansion of y in y
0.485 * [backup-simplify]: Simplify 0 into 0
0.485 * [backup-simplify]: Simplify 1 into 1
0.485 * [backup-simplify]: Simplify (/ -1/2 1) into -1/2
0.486 * [backup-simplify]: Simplify -1/2 into -1/2
0.486 * [backup-simplify]: Simplify 0 into 0
0.486 * [backup-simplify]: Simplify 0 into 0
0.487 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.488 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.488 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.489 * [backup-simplify]: Simplify (- 0) into 0
0.489 * [backup-simplify]: Simplify (+ 0 0) into 0
0.490 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 (/ -1/2 y))))) (* 2 1)) into 0
0.490 * [taylor]: Taking taylor expansion of 0 in y
0.490 * [backup-simplify]: Simplify 0 into 0
0.491 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/2 (/ 0 1)))) into 0
0.491 * [backup-simplify]: Simplify 0 into 0
0.491 * [backup-simplify]: Simplify 0 into 0
0.491 * [backup-simplify]: Simplify 0 into 0
0.492 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.493 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.493 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.494 * [backup-simplify]: Simplify (- 0) into 0
0.494 * [backup-simplify]: Simplify (+ 0 0) into 0
0.496 * [backup-simplify]: Simplify (/ (- 0 (pow (/ -1/2 y) 2) (+ (* 2 (* 0 0)))) (* 2 1)) into (/ -1/8 (pow y 2))
0.496 * [taylor]: Taking taylor expansion of (/ -1/8 (pow y 2)) in y
0.496 * [taylor]: Taking taylor expansion of -1/8 in y
0.496 * [backup-simplify]: Simplify -1/8 into -1/8
0.496 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.496 * [taylor]: Taking taylor expansion of y in y
0.496 * [backup-simplify]: Simplify 0 into 0
0.496 * [backup-simplify]: Simplify 1 into 1
0.496 * [backup-simplify]: Simplify (* 1 1) into 1
0.497 * [backup-simplify]: Simplify (/ -1/8 1) into -1/8
0.498 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.498 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/8 (/ 0 1)))) into 0
0.499 * [backup-simplify]: Simplify 0 into 0
0.499 * [backup-simplify]: Simplify (+ (* -1/2 (* (/ 1 (/ 1 (- y))) (/ 1 (- x)))) (* 1 (* 1 (/ 1 (/ 1 (- x)))))) into (- (+ x (* 1/2 (/ y x))))
0.499 * * * [progress]: simplifying candidates
0.500 * [simplify]: Simplifying:
  (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 (+ (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)))
  (- (+ (* +nan.0 (pow y 2)) (- (+ (* +nan.0 (pow x 2)) (- (* +nan.0 y))))))
  (+ x (* 1/2 (/ y x)))
  (- (+ x (* 1/2 (/ y x))))
0.501 * * [simplify]: iteration 0: 51 enodes
0.519 * * [simplify]: iteration 1: 122 enodes
0.558 * * [simplify]: iteration 2: 454 enodes
1.042 * * [simplify]: iteration 3: 2548 enodes
1.917 * * [simplify]: iteration complete: 5000 enodes
1.917 * * [simplify]: Extracting #0: cost 18 inf + 0
1.917 * * [simplify]: Extracting #1: cost 80 inf + 2
1.919 * * [simplify]: Extracting #2: cost 305 inf + 7
1.925 * * [simplify]: Extracting #3: cost 1653 inf + 322
1.938 * * [simplify]: Extracting #4: cost 864 inf + 5717
1.953 * * [simplify]: Extracting #5: cost 56 inf + 9057
1.975 * * [simplify]: Extracting #6: cost 6 inf + 9313
1.985 * * [simplify]: Extracting #7: cost 2 inf + 9335
1.993 * * [simplify]: Extracting #8: cost 0 inf + 9357
2.001 * [simplify]: Simplified to:
  (log (sqrt (+ y (* x x))))
  (exp (sqrt (+ y (* x x))))
  (* (cbrt (sqrt (+ y (* x x)))) (cbrt (sqrt (+ y (* x x)))))
  (cbrt (sqrt (+ y (* x x))))
  (pow (sqrt (+ y (* x x))) 3)
  (fabs (cbrt (+ y (* x x))))
  (sqrt (cbrt (+ y (* x x))))
  (sqrt (sqrt (+ y (* x x))))
  (sqrt (sqrt (+ y (* x x))))
  1
  (sqrt (+ y (* x x)))
  (sqrt (+ (pow y 3) (pow x 6)))
  (sqrt (+ (* y (- y (* x x))) (pow x 4)))
  (sqrt (- (pow x 4) (* y y)))
  (sqrt (- (* x x) y))
  1/2
  (sqrt (sqrt (+ y (* x x))))
  (sqrt (sqrt (+ y (* x x))))
  (* +nan.0 (+ (- (* x x) y) (* y (- y))))
  (+ (* 1/2 (/ y x)) x)
  (- (* -1/2 (/ y x)) x)
2.001 * * * [progress]: adding candidates to table
2.062 * * [progress]: iteration 2 / 4
2.062 * * * [progress]: picking best candidate
2.067 * * * * [pick]: Picked  #<alt (λ (x y) (+ (* 1/2 (/ y x)) x))>
2.067 * * * [progress]: localizing error
2.074 * * * [progress]: generating rewritten candidates
2.074 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
2.087 * * * [progress]: generating series expansions
2.087 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
2.087 * [backup-simplify]: Simplify (* 1/2 (/ y x)) into (* 1/2 (/ y x))
2.087 * [approximate]: Taking taylor expansion of (* 1/2 (/ y x)) in (y x) around 0
2.087 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in x
2.087 * [taylor]: Taking taylor expansion of 1/2 in x
2.087 * [backup-simplify]: Simplify 1/2 into 1/2
2.087 * [taylor]: Taking taylor expansion of (/ y x) in x
2.087 * [taylor]: Taking taylor expansion of y in x
2.088 * [backup-simplify]: Simplify y into y
2.088 * [taylor]: Taking taylor expansion of x in x
2.088 * [backup-simplify]: Simplify 0 into 0
2.088 * [backup-simplify]: Simplify 1 into 1
2.088 * [backup-simplify]: Simplify (/ y 1) into y
2.088 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in y
2.088 * [taylor]: Taking taylor expansion of 1/2 in y
2.088 * [backup-simplify]: Simplify 1/2 into 1/2
2.088 * [taylor]: Taking taylor expansion of (/ y x) in y
2.088 * [taylor]: Taking taylor expansion of y in y
2.088 * [backup-simplify]: Simplify 0 into 0
2.088 * [backup-simplify]: Simplify 1 into 1
2.088 * [taylor]: Taking taylor expansion of x in y
2.088 * [backup-simplify]: Simplify x into x
2.088 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
2.088 * [taylor]: Taking taylor expansion of (* 1/2 (/ y x)) in y
2.088 * [taylor]: Taking taylor expansion of 1/2 in y
2.088 * [backup-simplify]: Simplify 1/2 into 1/2
2.088 * [taylor]: Taking taylor expansion of (/ y x) in y
2.088 * [taylor]: Taking taylor expansion of y in y
2.088 * [backup-simplify]: Simplify 0 into 0
2.088 * [backup-simplify]: Simplify 1 into 1
2.088 * [taylor]: Taking taylor expansion of x in y
2.090 * [backup-simplify]: Simplify x into x
2.090 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
2.091 * [backup-simplify]: Simplify (* 1/2 (/ 1 x)) into (/ 1/2 x)
2.091 * [taylor]: Taking taylor expansion of (/ 1/2 x) in x
2.091 * [taylor]: Taking taylor expansion of 1/2 in x
2.091 * [backup-simplify]: Simplify 1/2 into 1/2
2.091 * [taylor]: Taking taylor expansion of x in x
2.091 * [backup-simplify]: Simplify 0 into 0
2.091 * [backup-simplify]: Simplify 1 into 1
2.091 * [backup-simplify]: Simplify (/ 1/2 1) into 1/2
2.091 * [backup-simplify]: Simplify 1/2 into 1/2
2.091 * [backup-simplify]: Simplify (- (/ 0 x) (+ (* (/ 1 x) (/ 0 x)))) into 0
2.092 * [backup-simplify]: Simplify (+ (* 1/2 0) (* 0 (/ 1 x))) into 0
2.092 * [taylor]: Taking taylor expansion of 0 in x
2.092 * [backup-simplify]: Simplify 0 into 0
2.092 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1/2 (/ 0 1)))) into 0
2.092 * [backup-simplify]: Simplify 0 into 0
2.092 * [backup-simplify]: Simplify (- (/ 0 x) (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0
2.093 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 0) (* 0 (/ 1 x)))) into 0
2.093 * [taylor]: Taking taylor expansion of 0 in x
2.093 * [backup-simplify]: Simplify 0 into 0
2.093 * [backup-simplify]: Simplify 0 into 0
2.094 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1/2 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.094 * [backup-simplify]: Simplify 0 into 0
2.094 * [backup-simplify]: Simplify (- (/ 0 x) (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0
2.095 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 x))))) into 0
2.095 * [taylor]: Taking taylor expansion of 0 in x
2.095 * [backup-simplify]: Simplify 0 into 0
2.095 * [backup-simplify]: Simplify 0 into 0
2.095 * [backup-simplify]: Simplify 0 into 0
2.095 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1/2 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.096 * [backup-simplify]: Simplify 0 into 0
2.096 * [backup-simplify]: Simplify (* 1/2 (* (/ 1 x) y)) into (* 1/2 (/ y x))
2.096 * [backup-simplify]: Simplify (* 1/2 (/ (/ 1 y) (/ 1 x))) into (* 1/2 (/ x y))
2.096 * [approximate]: Taking taylor expansion of (* 1/2 (/ x y)) in (y x) around 0
2.096 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
2.096 * [taylor]: Taking taylor expansion of 1/2 in x
2.096 * [backup-simplify]: Simplify 1/2 into 1/2
2.096 * [taylor]: Taking taylor expansion of (/ x y) in x
2.096 * [taylor]: Taking taylor expansion of x in x
2.096 * [backup-simplify]: Simplify 0 into 0
2.096 * [backup-simplify]: Simplify 1 into 1
2.096 * [taylor]: Taking taylor expansion of y in x
2.096 * [backup-simplify]: Simplify y into y
2.096 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
2.096 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
2.096 * [taylor]: Taking taylor expansion of 1/2 in y
2.096 * [backup-simplify]: Simplify 1/2 into 1/2
2.096 * [taylor]: Taking taylor expansion of (/ x y) in y
2.096 * [taylor]: Taking taylor expansion of x in y
2.096 * [backup-simplify]: Simplify x into x
2.096 * [taylor]: Taking taylor expansion of y in y
2.096 * [backup-simplify]: Simplify 0 into 0
2.096 * [backup-simplify]: Simplify 1 into 1
2.096 * [backup-simplify]: Simplify (/ x 1) into x
2.096 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
2.096 * [taylor]: Taking taylor expansion of 1/2 in y
2.096 * [backup-simplify]: Simplify 1/2 into 1/2
2.096 * [taylor]: Taking taylor expansion of (/ x y) in y
2.096 * [taylor]: Taking taylor expansion of x in y
2.096 * [backup-simplify]: Simplify x into x
2.096 * [taylor]: Taking taylor expansion of y in y
2.096 * [backup-simplify]: Simplify 0 into 0
2.096 * [backup-simplify]: Simplify 1 into 1
2.096 * [backup-simplify]: Simplify (/ x 1) into x
2.096 * [backup-simplify]: Simplify (* 1/2 x) into (* 1/2 x)
2.096 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
2.096 * [taylor]: Taking taylor expansion of 1/2 in x
2.096 * [backup-simplify]: Simplify 1/2 into 1/2
2.096 * [taylor]: Taking taylor expansion of x in x
2.096 * [backup-simplify]: Simplify 0 into 0
2.096 * [backup-simplify]: Simplify 1 into 1
2.097 * [backup-simplify]: Simplify (+ (* 1/2 1) (* 0 0)) into 1/2
2.097 * [backup-simplify]: Simplify 1/2 into 1/2
2.097 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* x (/ 0 1)))) into 0
2.098 * [backup-simplify]: Simplify (+ (* 1/2 0) (* 0 x)) into 0
2.098 * [taylor]: Taking taylor expansion of 0 in x
2.098 * [backup-simplify]: Simplify 0 into 0
2.098 * [backup-simplify]: Simplify 0 into 0
2.098 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 1) (* 0 0))) into 0
2.098 * [backup-simplify]: Simplify 0 into 0
2.099 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* x (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.100 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 0) (* 0 x))) into 0
2.100 * [taylor]: Taking taylor expansion of 0 in x
2.100 * [backup-simplify]: Simplify 0 into 0
2.100 * [backup-simplify]: Simplify 0 into 0
2.100 * [backup-simplify]: Simplify 0 into 0
2.100 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
2.101 * [backup-simplify]: Simplify 0 into 0
2.102 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* x (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.102 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 0) (+ (* 0 0) (* 0 x)))) into 0
2.102 * [taylor]: Taking taylor expansion of 0 in x
2.102 * [backup-simplify]: Simplify 0 into 0
2.102 * [backup-simplify]: Simplify 0 into 0
2.102 * [backup-simplify]: Simplify (* 1/2 (* (/ 1 x) (/ 1 (/ 1 y)))) into (* 1/2 (/ y x))
2.103 * [backup-simplify]: Simplify (* 1/2 (/ (/ 1 (- y)) (/ 1 (- x)))) into (* 1/2 (/ x y))
2.103 * [approximate]: Taking taylor expansion of (* 1/2 (/ x y)) in (y x) around 0
2.103 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in x
2.103 * [taylor]: Taking taylor expansion of 1/2 in x
2.103 * [backup-simplify]: Simplify 1/2 into 1/2
2.103 * [taylor]: Taking taylor expansion of (/ x y) in x
2.103 * [taylor]: Taking taylor expansion of x in x
2.103 * [backup-simplify]: Simplify 0 into 0
2.103 * [backup-simplify]: Simplify 1 into 1
2.103 * [taylor]: Taking taylor expansion of y in x
2.103 * [backup-simplify]: Simplify y into y
2.103 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
2.103 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
2.103 * [taylor]: Taking taylor expansion of 1/2 in y
2.103 * [backup-simplify]: Simplify 1/2 into 1/2
2.103 * [taylor]: Taking taylor expansion of (/ x y) in y
2.103 * [taylor]: Taking taylor expansion of x in y
2.103 * [backup-simplify]: Simplify x into x
2.103 * [taylor]: Taking taylor expansion of y in y
2.103 * [backup-simplify]: Simplify 0 into 0
2.103 * [backup-simplify]: Simplify 1 into 1
2.103 * [backup-simplify]: Simplify (/ x 1) into x
2.103 * [taylor]: Taking taylor expansion of (* 1/2 (/ x y)) in y
2.103 * [taylor]: Taking taylor expansion of 1/2 in y
2.103 * [backup-simplify]: Simplify 1/2 into 1/2
2.103 * [taylor]: Taking taylor expansion of (/ x y) in y
2.103 * [taylor]: Taking taylor expansion of x in y
2.103 * [backup-simplify]: Simplify x into x
2.103 * [taylor]: Taking taylor expansion of y in y
2.103 * [backup-simplify]: Simplify 0 into 0
2.103 * [backup-simplify]: Simplify 1 into 1
2.103 * [backup-simplify]: Simplify (/ x 1) into x
2.103 * [backup-simplify]: Simplify (* 1/2 x) into (* 1/2 x)
2.103 * [taylor]: Taking taylor expansion of (* 1/2 x) in x
2.103 * [taylor]: Taking taylor expansion of 1/2 in x
2.103 * [backup-simplify]: Simplify 1/2 into 1/2
2.103 * [taylor]: Taking taylor expansion of x in x
2.103 * [backup-simplify]: Simplify 0 into 0
2.103 * [backup-simplify]: Simplify 1 into 1
2.104 * [backup-simplify]: Simplify (+ (* 1/2 1) (* 0 0)) into 1/2
2.104 * [backup-simplify]: Simplify 1/2 into 1/2
2.104 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* x (/ 0 1)))) into 0
2.105 * [backup-simplify]: Simplify (+ (* 1/2 0) (* 0 x)) into 0
2.105 * [taylor]: Taking taylor expansion of 0 in x
2.105 * [backup-simplify]: Simplify 0 into 0
2.105 * [backup-simplify]: Simplify 0 into 0
2.106 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 1) (* 0 0))) into 0
2.106 * [backup-simplify]: Simplify 0 into 0
2.107 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* x (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.108 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 0) (* 0 x))) into 0
2.108 * [taylor]: Taking taylor expansion of 0 in x
2.108 * [backup-simplify]: Simplify 0 into 0
2.108 * [backup-simplify]: Simplify 0 into 0
2.108 * [backup-simplify]: Simplify 0 into 0
2.109 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
2.110 * [backup-simplify]: Simplify 0 into 0
2.111 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* x (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.112 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 0) (+ (* 0 0) (* 0 x)))) into 0
2.113 * [taylor]: Taking taylor expansion of 0 in x
2.113 * [backup-simplify]: Simplify 0 into 0
2.113 * [backup-simplify]: Simplify 0 into 0
2.113 * [backup-simplify]: Simplify (* 1/2 (* (/ 1 (- x)) (/ 1 (/ 1 (- y))))) into (* 1/2 (/ y x))
2.113 * * * [progress]: simplifying candidates
2.114 * [simplify]: Simplifying:
  (* 1/2 (/ y x))
  (+ (log 1/2) (- (log y) (log x)))
  (+ (log 1/2) (log (/ y x)))
  (log (* 1/2 (/ y x)))
  (exp (* 1/2 (/ y x)))
  (* (* (* 1/2 1/2) 1/2) (/ (* (* y y) y) (* (* x x) x)))
  (* (* (* 1/2 1/2) 1/2) (* (* (/ y x) (/ y x)) (/ y x)))
  (* (cbrt (* 1/2 (/ y x))) (cbrt (* 1/2 (/ y x))))
  (cbrt (* 1/2 (/ y x)))
  (* (* (* 1/2 (/ y x)) (* 1/2 (/ y x))) (* 1/2 (/ y x)))
  (sqrt (* 1/2 (/ y x)))
  (sqrt (* 1/2 (/ y x)))
  (* (sqrt 1/2) (sqrt (/ y x)))
  (* (sqrt 1/2) (sqrt (/ y x)))
  (* (sqrt 1/2) (/ (sqrt y) (sqrt x)))
  (* (sqrt 1/2) (/ (sqrt y) (sqrt x)))
  (* 1/2 (* (cbrt (/ y x)) (cbrt (/ y x))))
  (* 1/2 (sqrt (/ y x)))
  (* 1/2 (/ (* (cbrt y) (cbrt y)) (* (cbrt x) (cbrt x))))
  (* 1/2 (/ (* (cbrt y) (cbrt y)) (sqrt x)))
  (* 1/2 (/ (* (cbrt y) (cbrt y)) 1))
  (* 1/2 (/ (sqrt y) (* (cbrt x) (cbrt x))))
  (* 1/2 (/ (sqrt y) (sqrt x)))
  (* 1/2 (/ (sqrt y) 1))
  (* 1/2 (/ 1 (* (cbrt x) (cbrt x))))
  (* 1/2 (/ 1 (sqrt x)))
  (* 1/2 (/ 1 1))
  (* 1/2 1)
  (* 1/2 y)
  (* (cbrt 1/2) (/ y x))
  (* (sqrt 1/2) (/ y x))
  (* 1/2 (/ y x))
  (* 1/2 y)
  (* 1/2 (/ y x))
  (* 1/2 (/ y x))
  (* 1/2 (/ y x))
2.115 * * [simplify]: iteration 0: 68 enodes
2.148 * * [simplify]: iteration 1: 178 enodes
2.225 * * [simplify]: iteration 2: 572 enodes
2.691 * * [simplify]: iteration 3: 2504 enodes
3.582 * * [simplify]: iteration complete: 5000 enodes
3.582 * * [simplify]: Extracting #0: cost 23 inf + 0
3.584 * * [simplify]: Extracting #1: cost 922 inf + 1
3.589 * * [simplify]: Extracting #2: cost 1379 inf + 440
3.597 * * [simplify]: Extracting #3: cost 388 inf + 6686
3.602 * * [simplify]: Extracting #4: cost 28 inf + 9521
3.607 * * [simplify]: Extracting #5: cost 2 inf + 9686
3.612 * * [simplify]: Extracting #6: cost 0 inf + 9703
3.617 * [simplify]: Simplified to:
  (* (/ y x) 1/2)
  (log (* (/ y x) 1/2))
  (log (* (/ y x) 1/2))
  (log (* (/ y x) 1/2))
  (sqrt (exp (/ y x)))
  (pow (* (/ y x) 1/2) 3)
  (pow (* (/ y x) 1/2) 3)
  (* (cbrt (* (/ y x) 1/2)) (cbrt (* (/ y x) 1/2)))
  (cbrt (* (/ y x) 1/2))
  (pow (* (/ y x) 1/2) 3)
  (sqrt (* (/ y x) 1/2))
  (sqrt (* (/ y x) 1/2))
  (* (sqrt 1/2) (sqrt (/ y x)))
  (* (sqrt 1/2) (sqrt (/ y x)))
  (* (/ (sqrt 1/2) (sqrt x)) (sqrt y))
  (* (/ (sqrt 1/2) (sqrt x)) (sqrt y))
  (* (cbrt (/ y x)) (* (cbrt (/ y x)) 1/2))
  (* (sqrt (/ y x)) 1/2)
  (* (* (/ (cbrt y) (cbrt x)) (cbrt y)) (/ 1/2 (cbrt x)))
  (* (* 1/2 (/ (cbrt y) (sqrt x))) (cbrt y))
  (* (* 1/2 (cbrt y)) (cbrt y))
  (* (/ 1/2 (cbrt x)) (/ (sqrt y) (cbrt x)))
  (/ (sqrt y) (/ (sqrt x) 1/2))
  (* 1/2 (sqrt y))
  (/ 1/2 (* (cbrt x) (cbrt x)))
  (/ 1/2 (sqrt x))
  1/2
  1/2
  (* 1/2 y)
  (* (/ (cbrt 1/2) x) y)
  (/ y (/ x (sqrt 1/2)))
  (* (/ y x) 1/2)
  (* 1/2 y)
  (* (/ y x) 1/2)
  (* (/ y x) 1/2)
  (* (/ y x) 1/2)
3.617 * * * [progress]: adding candidates to table
3.736 * * [progress]: iteration 3 / 4
3.736 * * * [progress]: picking best candidate
3.738 * * * * [pick]: Picked  #<alt (λ (x y) (- (* -1/2 (/ y x)) x))>
3.738 * * * [progress]: localizing error
3.747 * * * [progress]: generating rewritten candidates
3.747 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
3.764 * * * [progress]: generating series expansions
3.764 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
3.764 * [backup-simplify]: Simplify (* -1/2 (/ y x)) into (* -1/2 (/ y x))
3.764 * [approximate]: Taking taylor expansion of (* -1/2 (/ y x)) in (y x) around 0
3.764 * [taylor]: Taking taylor expansion of (* -1/2 (/ y x)) in x
3.764 * [taylor]: Taking taylor expansion of -1/2 in x
3.764 * [backup-simplify]: Simplify -1/2 into -1/2
3.764 * [taylor]: Taking taylor expansion of (/ y x) in x
3.764 * [taylor]: Taking taylor expansion of y in x
3.764 * [backup-simplify]: Simplify y into y
3.764 * [taylor]: Taking taylor expansion of x in x
3.764 * [backup-simplify]: Simplify 0 into 0
3.764 * [backup-simplify]: Simplify 1 into 1
3.764 * [backup-simplify]: Simplify (/ y 1) into y
3.764 * [taylor]: Taking taylor expansion of (* -1/2 (/ y x)) in y
3.764 * [taylor]: Taking taylor expansion of -1/2 in y
3.764 * [backup-simplify]: Simplify -1/2 into -1/2
3.764 * [taylor]: Taking taylor expansion of (/ y x) in y
3.764 * [taylor]: Taking taylor expansion of y in y
3.764 * [backup-simplify]: Simplify 0 into 0
3.764 * [backup-simplify]: Simplify 1 into 1
3.764 * [taylor]: Taking taylor expansion of x in y
3.764 * [backup-simplify]: Simplify x into x
3.764 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
3.764 * [taylor]: Taking taylor expansion of (* -1/2 (/ y x)) in y
3.764 * [taylor]: Taking taylor expansion of -1/2 in y
3.764 * [backup-simplify]: Simplify -1/2 into -1/2
3.764 * [taylor]: Taking taylor expansion of (/ y x) in y
3.764 * [taylor]: Taking taylor expansion of y in y
3.764 * [backup-simplify]: Simplify 0 into 0
3.764 * [backup-simplify]: Simplify 1 into 1
3.764 * [taylor]: Taking taylor expansion of x in y
3.764 * [backup-simplify]: Simplify x into x
3.764 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
3.764 * [backup-simplify]: Simplify (* -1/2 (/ 1 x)) into (/ -1/2 x)
3.764 * [taylor]: Taking taylor expansion of (/ -1/2 x) in x
3.764 * [taylor]: Taking taylor expansion of -1/2 in x
3.764 * [backup-simplify]: Simplify -1/2 into -1/2
3.764 * [taylor]: Taking taylor expansion of x in x
3.764 * [backup-simplify]: Simplify 0 into 0
3.765 * [backup-simplify]: Simplify 1 into 1
3.765 * [backup-simplify]: Simplify (/ -1/2 1) into -1/2
3.765 * [backup-simplify]: Simplify -1/2 into -1/2
3.765 * [backup-simplify]: Simplify (- (/ 0 x) (+ (* (/ 1 x) (/ 0 x)))) into 0
3.766 * [backup-simplify]: Simplify (+ (* -1/2 0) (* 0 (/ 1 x))) into 0
3.766 * [taylor]: Taking taylor expansion of 0 in x
3.766 * [backup-simplify]: Simplify 0 into 0
3.766 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/2 (/ 0 1)))) into 0
3.766 * [backup-simplify]: Simplify 0 into 0
3.766 * [backup-simplify]: Simplify (- (/ 0 x) (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0
3.767 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 0) (* 0 (/ 1 x)))) into 0
3.767 * [taylor]: Taking taylor expansion of 0 in x
3.767 * [backup-simplify]: Simplify 0 into 0
3.767 * [backup-simplify]: Simplify 0 into 0
3.768 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/2 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.768 * [backup-simplify]: Simplify 0 into 0
3.768 * [backup-simplify]: Simplify (- (/ 0 x) (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0
3.769 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 x))))) into 0
3.769 * [taylor]: Taking taylor expansion of 0 in x
3.769 * [backup-simplify]: Simplify 0 into 0
3.769 * [backup-simplify]: Simplify 0 into 0
3.769 * [backup-simplify]: Simplify 0 into 0
3.769 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/2 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.769 * [backup-simplify]: Simplify 0 into 0
3.769 * [backup-simplify]: Simplify (* -1/2 (* (/ 1 x) y)) into (* -1/2 (/ y x))
3.769 * [backup-simplify]: Simplify (* -1/2 (/ (/ 1 y) (/ 1 x))) into (* -1/2 (/ x y))
3.769 * [approximate]: Taking taylor expansion of (* -1/2 (/ x y)) in (y x) around 0
3.769 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in x
3.769 * [taylor]: Taking taylor expansion of -1/2 in x
3.770 * [backup-simplify]: Simplify -1/2 into -1/2
3.770 * [taylor]: Taking taylor expansion of (/ x y) in x
3.770 * [taylor]: Taking taylor expansion of x in x
3.770 * [backup-simplify]: Simplify 0 into 0
3.770 * [backup-simplify]: Simplify 1 into 1
3.770 * [taylor]: Taking taylor expansion of y in x
3.770 * [backup-simplify]: Simplify y into y
3.770 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
3.770 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in y
3.770 * [taylor]: Taking taylor expansion of -1/2 in y
3.770 * [backup-simplify]: Simplify -1/2 into -1/2
3.770 * [taylor]: Taking taylor expansion of (/ x y) in y
3.770 * [taylor]: Taking taylor expansion of x in y
3.770 * [backup-simplify]: Simplify x into x
3.770 * [taylor]: Taking taylor expansion of y in y
3.770 * [backup-simplify]: Simplify 0 into 0
3.770 * [backup-simplify]: Simplify 1 into 1
3.770 * [backup-simplify]: Simplify (/ x 1) into x
3.770 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in y
3.770 * [taylor]: Taking taylor expansion of -1/2 in y
3.770 * [backup-simplify]: Simplify -1/2 into -1/2
3.770 * [taylor]: Taking taylor expansion of (/ x y) in y
3.770 * [taylor]: Taking taylor expansion of x in y
3.770 * [backup-simplify]: Simplify x into x
3.770 * [taylor]: Taking taylor expansion of y in y
3.770 * [backup-simplify]: Simplify 0 into 0
3.770 * [backup-simplify]: Simplify 1 into 1
3.770 * [backup-simplify]: Simplify (/ x 1) into x
3.770 * [backup-simplify]: Simplify (* -1/2 x) into (* -1/2 x)
3.770 * [taylor]: Taking taylor expansion of (* -1/2 x) in x
3.770 * [taylor]: Taking taylor expansion of -1/2 in x
3.770 * [backup-simplify]: Simplify -1/2 into -1/2
3.770 * [taylor]: Taking taylor expansion of x in x
3.770 * [backup-simplify]: Simplify 0 into 0
3.770 * [backup-simplify]: Simplify 1 into 1
3.771 * [backup-simplify]: Simplify (+ (* -1/2 1) (* 0 0)) into -1/2
3.771 * [backup-simplify]: Simplify -1/2 into -1/2
3.771 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* x (/ 0 1)))) into 0
3.771 * [backup-simplify]: Simplify (+ (* -1/2 0) (* 0 x)) into 0
3.771 * [taylor]: Taking taylor expansion of 0 in x
3.772 * [backup-simplify]: Simplify 0 into 0
3.772 * [backup-simplify]: Simplify 0 into 0
3.772 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 1) (* 0 0))) into 0
3.772 * [backup-simplify]: Simplify 0 into 0
3.773 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* x (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.774 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 0) (* 0 x))) into 0
3.774 * [taylor]: Taking taylor expansion of 0 in x
3.774 * [backup-simplify]: Simplify 0 into 0
3.774 * [backup-simplify]: Simplify 0 into 0
3.774 * [backup-simplify]: Simplify 0 into 0
3.774 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
3.774 * [backup-simplify]: Simplify 0 into 0
3.775 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* x (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.776 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 0) (+ (* 0 0) (* 0 x)))) into 0
3.776 * [taylor]: Taking taylor expansion of 0 in x
3.776 * [backup-simplify]: Simplify 0 into 0
3.776 * [backup-simplify]: Simplify 0 into 0
3.776 * [backup-simplify]: Simplify (* -1/2 (* (/ 1 x) (/ 1 (/ 1 y)))) into (* -1/2 (/ y x))
3.776 * [backup-simplify]: Simplify (* -1/2 (/ (/ 1 (- y)) (/ 1 (- x)))) into (* -1/2 (/ x y))
3.776 * [approximate]: Taking taylor expansion of (* -1/2 (/ x y)) in (y x) around 0
3.776 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in x
3.777 * [taylor]: Taking taylor expansion of -1/2 in x
3.777 * [backup-simplify]: Simplify -1/2 into -1/2
3.777 * [taylor]: Taking taylor expansion of (/ x y) in x
3.777 * [taylor]: Taking taylor expansion of x in x
3.777 * [backup-simplify]: Simplify 0 into 0
3.777 * [backup-simplify]: Simplify 1 into 1
3.777 * [taylor]: Taking taylor expansion of y in x
3.777 * [backup-simplify]: Simplify y into y
3.777 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
3.777 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in y
3.777 * [taylor]: Taking taylor expansion of -1/2 in y
3.777 * [backup-simplify]: Simplify -1/2 into -1/2
3.777 * [taylor]: Taking taylor expansion of (/ x y) in y
3.777 * [taylor]: Taking taylor expansion of x in y
3.777 * [backup-simplify]: Simplify x into x
3.777 * [taylor]: Taking taylor expansion of y in y
3.777 * [backup-simplify]: Simplify 0 into 0
3.777 * [backup-simplify]: Simplify 1 into 1
3.777 * [backup-simplify]: Simplify (/ x 1) into x
3.777 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in y
3.777 * [taylor]: Taking taylor expansion of -1/2 in y
3.777 * [backup-simplify]: Simplify -1/2 into -1/2
3.777 * [taylor]: Taking taylor expansion of (/ x y) in y
3.777 * [taylor]: Taking taylor expansion of x in y
3.777 * [backup-simplify]: Simplify x into x
3.777 * [taylor]: Taking taylor expansion of y in y
3.777 * [backup-simplify]: Simplify 0 into 0
3.777 * [backup-simplify]: Simplify 1 into 1
3.777 * [backup-simplify]: Simplify (/ x 1) into x
3.777 * [backup-simplify]: Simplify (* -1/2 x) into (* -1/2 x)
3.777 * [taylor]: Taking taylor expansion of (* -1/2 x) in x
3.777 * [taylor]: Taking taylor expansion of -1/2 in x
3.777 * [backup-simplify]: Simplify -1/2 into -1/2
3.777 * [taylor]: Taking taylor expansion of x in x
3.777 * [backup-simplify]: Simplify 0 into 0
3.777 * [backup-simplify]: Simplify 1 into 1
3.778 * [backup-simplify]: Simplify (+ (* -1/2 1) (* 0 0)) into -1/2
3.778 * [backup-simplify]: Simplify -1/2 into -1/2
3.778 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* x (/ 0 1)))) into 0
3.778 * [backup-simplify]: Simplify (+ (* -1/2 0) (* 0 x)) into 0
3.778 * [taylor]: Taking taylor expansion of 0 in x
3.778 * [backup-simplify]: Simplify 0 into 0
3.779 * [backup-simplify]: Simplify 0 into 0
3.779 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 1) (* 0 0))) into 0
3.779 * [backup-simplify]: Simplify 0 into 0
3.780 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* x (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.780 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 0) (* 0 x))) into 0
3.780 * [taylor]: Taking taylor expansion of 0 in x
3.781 * [backup-simplify]: Simplify 0 into 0
3.781 * [backup-simplify]: Simplify 0 into 0
3.781 * [backup-simplify]: Simplify 0 into 0
3.781 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
3.781 * [backup-simplify]: Simplify 0 into 0
3.782 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* x (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.783 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 0) (+ (* 0 0) (* 0 x)))) into 0
3.783 * [taylor]: Taking taylor expansion of 0 in x
3.783 * [backup-simplify]: Simplify 0 into 0
3.783 * [backup-simplify]: Simplify 0 into 0
3.783 * [backup-simplify]: Simplify (* -1/2 (* (/ 1 (- x)) (/ 1 (/ 1 (- y))))) into (* -1/2 (/ y x))
3.783 * * * [progress]: simplifying candidates
3.784 * [simplify]: Simplifying:
  (* -1/2 (/ y x))
  (+ (log -1/2) (- (log y) (log x)))
  (+ (log -1/2) (log (/ y x)))
  (log (* -1/2 (/ y x)))
  (exp (* -1/2 (/ y x)))
  (* (* (* -1/2 -1/2) -1/2) (/ (* (* y y) y) (* (* x x) x)))
  (* (* (* -1/2 -1/2) -1/2) (* (* (/ y x) (/ y x)) (/ y x)))
  (* (cbrt (* -1/2 (/ y x))) (cbrt (* -1/2 (/ y x))))
  (cbrt (* -1/2 (/ y x)))
  (* (* (* -1/2 (/ y x)) (* -1/2 (/ y x))) (* -1/2 (/ y x)))
  (sqrt (* -1/2 (/ y x)))
  (sqrt (* -1/2 (/ y x)))
  (* (sqrt -1/2) (sqrt (/ y x)))
  (* (sqrt -1/2) (sqrt (/ y x)))
  (* (sqrt -1/2) (/ (sqrt y) (sqrt x)))
  (* (sqrt -1/2) (/ (sqrt y) (sqrt x)))
  (* -1/2 (* (cbrt (/ y x)) (cbrt (/ y x))))
  (* -1/2 (sqrt (/ y x)))
  (* -1/2 (/ (* (cbrt y) (cbrt y)) (* (cbrt x) (cbrt x))))
  (* -1/2 (/ (* (cbrt y) (cbrt y)) (sqrt x)))
  (* -1/2 (/ (* (cbrt y) (cbrt y)) 1))
  (* -1/2 (/ (sqrt y) (* (cbrt x) (cbrt x))))
  (* -1/2 (/ (sqrt y) (sqrt x)))
  (* -1/2 (/ (sqrt y) 1))
  (* -1/2 (/ 1 (* (cbrt x) (cbrt x))))
  (* -1/2 (/ 1 (sqrt x)))
  (* -1/2 (/ 1 1))
  (* -1/2 1)
  (* -1/2 y)
  (* (cbrt -1/2) (/ y x))
  (* (sqrt -1/2) (/ y x))
  (* -1/2 (/ y x))
  (* -1/2 y)
  (* -1/2 (/ y x))
  (* -1/2 (/ y x))
  (* -1/2 (/ y x))
3.784 * * [simplify]: iteration 0: 68 enodes
3.817 * * [simplify]: iteration 1: 178 enodes
3.900 * * [simplify]: iteration 2: 572 enodes
4.493 * * [simplify]: iteration 3: 2505 enodes
5.349 * * [simplify]: iteration complete: 5001 enodes
5.349 * * [simplify]: Extracting #0: cost 23 inf + 0
5.354 * * [simplify]: Extracting #1: cost 916 inf + 1
5.363 * * [simplify]: Extracting #2: cost 1383 inf + 425
5.372 * * [simplify]: Extracting #3: cost 454 inf + 6493
5.382 * * [simplify]: Extracting #4: cost 32 inf + 9728
5.392 * * [simplify]: Extracting #5: cost 4 inf + 9931
5.402 * * [simplify]: Extracting #6: cost 0 inf + 9969
5.411 * [simplify]: Simplified to:
  (* (/ y x) -1/2)
  (log (* (/ y x) -1/2))
  (log (* (/ y x) -1/2))
  (log (* (/ y x) -1/2))
  (pow (exp -1/2) (/ y x))
  (pow (* (/ y x) -1/2) 3)
  (pow (* (/ y x) -1/2) 3)
  (* (cbrt (* (/ y x) -1/2)) (cbrt (* (/ y x) -1/2)))
  (cbrt (* (/ y x) -1/2))
  (pow (* (/ y x) -1/2) 3)
  (sqrt (* (/ y x) -1/2))
  (sqrt (* (/ y x) -1/2))
  (* (sqrt -1/2) (sqrt (/ y x)))
  (* (sqrt -1/2) (sqrt (/ y x)))
  (/ (sqrt -1/2) (/ (sqrt x) (sqrt y)))
  (/ (sqrt -1/2) (/ (sqrt x) (sqrt y)))
  (* (cbrt (/ y x)) (* (cbrt (/ y x)) -1/2))
  (* (sqrt (/ y x)) -1/2)
  (* (/ (* (cbrt y) (cbrt y)) (cbrt x)) (/ -1/2 (cbrt x)))
  (* (/ (* (cbrt y) -1/2) (sqrt x)) (cbrt y))
  (* (* -1/2 (cbrt y)) (cbrt y))
  (* (/ -1/2 (cbrt x)) (/ (sqrt y) (cbrt x)))
  (* (/ -1/2 (sqrt x)) (sqrt y))
  (* -1/2 (sqrt y))
  (/ -1/2 (* (cbrt x) (cbrt x)))
  (/ -1/2 (sqrt x))
  -1/2
  -1/2
  (* -1/2 y)
  (/ y (/ x (cbrt -1/2)))
  (* (/ (sqrt -1/2) x) y)
  (* (/ y x) -1/2)
  (* -1/2 y)
  (* (/ y x) -1/2)
  (* (/ y x) -1/2)
  (* (/ y x) -1/2)
5.411 * * * [progress]: adding candidates to table
5.532 * [progress]: [Phase 3 of 3] Extracting.
5.532 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (- (* -1/2 (/ y x)) x))> #<alt (λ (x y) (sqrt (+ (* x x) y)))> #<alt (λ (x y) (+ (* 1/2 (/ y x)) x))>)
5.533 * * * [regime-changes]: Trying 5 branch expressions: ((* x x) (+ (* x x) y) (sqrt (+ (* x x) y)) y x)
5.533 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x y) (- (* -1/2 (/ y x)) x))> #<alt (λ (x y) (sqrt (+ (* x x) y)))> #<alt (λ (x y) (+ (* 1/2 (/ y x)) x))>)
5.570 * * * * [regimes]: Trying to branch on (+ (* x x) y) from (#<alt (λ (x y) (- (* -1/2 (/ y x)) x))> #<alt (λ (x y) (sqrt (+ (* x x) y)))> #<alt (λ (x y) (+ (* 1/2 (/ y x)) x))>)
5.610 * * * * [regimes]: Trying to branch on (sqrt (+ (* x x) y)) from (#<alt (λ (x y) (- (* -1/2 (/ y x)) x))> #<alt (λ (x y) (sqrt (+ (* x x) y)))> #<alt (λ (x y) (+ (* 1/2 (/ y x)) x))>)
5.652 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (- (* -1/2 (/ y x)) x))> #<alt (λ (x y) (sqrt (+ (* x x) y)))> #<alt (λ (x y) (+ (* 1/2 (/ y x)) x))>)
5.692 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (- (* -1/2 (/ y x)) x))> #<alt (λ (x y) (sqrt (+ (* x x) y)))> #<alt (λ (x y) (+ (* 1/2 (/ y x)) x))>)
5.770 * * * [regime]: Found split indices: #<option (#s(si 0 34) #s(si 1 186) #s(si 2 255))>
5.770 * [binary-search]: Improving bounds with binary search for x and (#<alt (λ (x y) (- (* -1/2 (/ y x)) x))> #<alt (λ (x y) (sqrt (+ (* x x) y)))> #<alt (λ (x y) (+ (* 1/2 (/ y x)) x))>)
5.849 * [regimes]: Found splitpoints: (#s(sp 0 x -1.33798966882754e+154) #s(sp 1 x 2.427949032860909e+93) #s(sp 2 x +nan.0)) , with alts (#<alt (λ (x y) (- (* -1/2 (/ y x)) x))> #<alt (λ (x y) (sqrt (+ (* x x) y)))> #<alt (λ (x y) (+ (* 1/2 (/ y x)) x))>)
5.850 * [simplify]: Simplifying:
  (if (<= x -1.33798966882754e+154) (- (* -1/2 (/ y x)) x) (if (<= x 2.427949032860909e+93) (sqrt (+ (* x x) y)) (+ (* 1/2 (/ y x)) x)))
5.850 * * [simplify]: iteration 0: 18 enodes
5.851 * * [simplify]: iteration 1: 22 enodes
5.852 * * [simplify]: iteration complete: 22 enodes
5.852 * * [simplify]: Extracting #0: cost 1 inf + 0
5.852 * * [simplify]: Extracting #1: cost 4 inf + 0
5.852 * * [simplify]: Extracting #2: cost 10 inf + 0
5.852 * * [simplify]: Extracting #3: cost 13 inf + 2
5.852 * * [simplify]: Extracting #4: cost 12 inf + 10
5.852 * * [simplify]: Extracting #5: cost 7 inf + 23
5.853 * * [simplify]: Extracting #6: cost 2 inf + 53
5.853 * * [simplify]: Extracting #7: cost 1 inf + 70
5.853 * * [simplify]: Extracting #8: cost 0 inf + 98
5.853 * [simplify]: Simplified to:
  (if (<= x -1.33798966882754e+154) (- (* -1/2 (/ y x)) x) (if (<= x 2.427949032860909e+93) (sqrt (+ (* x x) y)) (+ (* (/ y x) 1/2) x)))
7.150 * [regime-testing]: Baseline error score: 21.126640830103764
7.154 * [regime-testing]: Oracle error score: 0.007461667353081577
7.162 * [regime-testing]: End program error score: 0.21858586857790882
7.267 * [regime-testing]: Target error score: 0.4389622953267065