0.665 * [progress]: [Phase 1 of 3] Setting up.
0.003 * * * [progress]: [1/2] Preparing points
0.325 * * * [progress]: [2/2] Setting up program.
0.329 * [progress]: [Phase 2 of 3] Improving.
0.332 * [simplify]: Simplifying:
  (* (sqrt (- x 1.0)) (sqrt x))
0.333 * * [simplify]: Extracting # 0 : cost  0
0.333 * * [simplify]: Extracting # 1 : cost  0
0.333 * * [simplify]: Extracting # 2 : cost  0
0.333 * * [simplify]: Extracting # 3 : cost  0
0.333 * * [simplify]: Extracting # 4 : cost  0
0.333 * * [simplify]: Extracting # 5 : cost  0
0.333 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
0.339 * * [simplify]: Extracting # 0 : cost  0
0.339 * * [simplify]: Extracting # 1 : cost  0
0.339 * * [simplify]: Extracting # 2 : cost  0
0.339 * * [simplify]: iteration  1 :  9  enodes  (cost  7 )
0.341 * * [simplify]: Extracting # 0 : cost  0
0.341 * * [simplify]: iteration  2 :  10  enodes  (cost  7 )
0.343 * * [simplify]: Extracting # 0 : cost  0
0.343 * * [simplify]: iteration done:  10  enodes  (cost  7 )
0.343 * [simplify]: Simplified to:
  (* (sqrt (- x 1.0)) (sqrt x))
0.344 * * [progress]: iteration 1 / 4
0.345 * * * [progress]: picking best candidate
0.346 * * * * [pick]: Picked  #<alt (λ (x) (* (sqrt (- x 1.0)) (sqrt x)))>
0.347 * * * [progress]: localizing error
0.355 * * * [progress]: generating rewritten candidates
0.355 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.386 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.397 * * * [progress]: generating series expansions
0.397 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.416 * [backup-simplify]: Simplify (* (sqrt (- x 1.0)) (sqrt x)) into (sqrt (* (- x 1.0) x))
0.416 * [approximate]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in (x) around 0
0.417 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x
0.417 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x
0.417 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.417 * [taylor]: Taking taylor expansion of x in x
0.417 * [backup-simplify]: Simplify 0 into 0
0.417 * [backup-simplify]: Simplify 1 into 1
0.417 * [taylor]: Taking taylor expansion of 1.0 in x
0.417 * [backup-simplify]: Simplify 1.0 into 1.0
0.417 * [taylor]: Taking taylor expansion of x in x
0.417 * [backup-simplify]: Simplify 0 into 0
0.417 * [backup-simplify]: Simplify 1 into 1
0.418 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.419 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
0.420 * [backup-simplify]: Simplify (* (- 1.0) 0) into 0
0.420 * [backup-simplify]: Simplify (- 0) into 0
0.421 * [backup-simplify]: Simplify (+ 1 0) into 1
0.422 * [backup-simplify]: Simplify (+ (* (- 1.0) 1) (* 1 0)) into (- 1.0)
0.423 * [backup-simplify]: Simplify (sqrt 0) into 0
0.425 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 0))) into +nan.0
0.425 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x
0.425 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x
0.425 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.425 * [taylor]: Taking taylor expansion of x in x
0.425 * [backup-simplify]: Simplify 0 into 0
0.425 * [backup-simplify]: Simplify 1 into 1
0.425 * [taylor]: Taking taylor expansion of 1.0 in x
0.425 * [backup-simplify]: Simplify 1.0 into 1.0
0.425 * [taylor]: Taking taylor expansion of x in x
0.425 * [backup-simplify]: Simplify 0 into 0
0.425 * [backup-simplify]: Simplify 1 into 1
0.426 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.427 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
0.428 * [backup-simplify]: Simplify (* (- 1.0) 0) into 0
0.428 * [backup-simplify]: Simplify (- 0) into 0
0.428 * [backup-simplify]: Simplify (+ 1 0) into 1
0.431 * [backup-simplify]: Simplify (+ (* (- 1.0) 1) (* 1 0)) into (- 1.0)
0.431 * [backup-simplify]: Simplify (sqrt 0) into 0
0.433 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 0))) into +nan.0
0.433 * [backup-simplify]: Simplify 0 into 0
0.434 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.435 * [backup-simplify]: Simplify (- 0) into 0
0.435 * [backup-simplify]: Simplify (+ 0 0) into 0
0.436 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (+ (* 1 1) (* 0 0))) into 1
0.440 * [backup-simplify]: Simplify (/ (- 1 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0
0.440 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.441 * [backup-simplify]: Simplify (- 0) into 0
0.441 * [backup-simplify]: Simplify (+ 0 0) into 0
0.443 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
0.447 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
0.447 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.448 * [backup-simplify]: Simplify (+ (* +nan.0 (pow x 3)) (+ (* +nan.0 (pow x 2)) (* +nan.0 x))) into (- (+ (* +nan.0 (pow x 2)) (- (+ (* +nan.0 (pow x 3)) (- (* +nan.0 x))))))
0.449 * [backup-simplify]: Simplify (* (sqrt (- (/ 1 x) 1.0)) (sqrt (/ 1 x))) into (sqrt (/ (- (/ 1 x) 1.0) x))
0.449 * [approximate]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in (x) around 0
0.449 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x
0.449 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x
0.449 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.449 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.449 * [taylor]: Taking taylor expansion of x in x
0.449 * [backup-simplify]: Simplify 0 into 0
0.449 * [backup-simplify]: Simplify 1 into 1
0.450 * [backup-simplify]: Simplify (/ 1 1) into 1
0.450 * [taylor]: Taking taylor expansion of 1.0 in x
0.450 * [backup-simplify]: Simplify 1.0 into 1.0
0.450 * [taylor]: Taking taylor expansion of x in x
0.450 * [backup-simplify]: Simplify 0 into 0
0.450 * [backup-simplify]: Simplify 1 into 1
0.451 * [backup-simplify]: Simplify (+ 1 0) into 1
0.451 * [backup-simplify]: Simplify (/ 1 1) into 1
0.452 * [backup-simplify]: Simplify (sqrt 1) into 1
0.454 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.455 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.456 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
0.458 * [backup-simplify]: Simplify (- (/ (- 1.0) 1) (+ (* 1 (/ 0 1)))) into (- 1.0)
0.460 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 1))) into -0.5
0.460 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x
0.460 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x
0.460 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.460 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.460 * [taylor]: Taking taylor expansion of x in x
0.460 * [backup-simplify]: Simplify 0 into 0
0.460 * [backup-simplify]: Simplify 1 into 1
0.461 * [backup-simplify]: Simplify (/ 1 1) into 1
0.461 * [taylor]: Taking taylor expansion of 1.0 in x
0.461 * [backup-simplify]: Simplify 1.0 into 1.0
0.461 * [taylor]: Taking taylor expansion of x in x
0.461 * [backup-simplify]: Simplify 0 into 0
0.461 * [backup-simplify]: Simplify 1 into 1
0.461 * [backup-simplify]: Simplify (+ 1 0) into 1
0.462 * [backup-simplify]: Simplify (/ 1 1) into 1
0.462 * [backup-simplify]: Simplify (sqrt 1) into 1
0.463 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.463 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.464 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
0.467 * [backup-simplify]: Simplify (- (/ (- 1.0) 1) (+ (* 1 (/ 0 1)))) into (- 1.0)
0.468 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 1))) into -0.5
0.468 * [backup-simplify]: Simplify 1 into 1
0.468 * [backup-simplify]: Simplify -0.5 into -0.5
0.469 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.470 * [backup-simplify]: Simplify (- 0) into 0
0.470 * [backup-simplify]: Simplify (+ 0 0) into 0
0.471 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (- 1.0) (/ 0 1)))) into 0
0.474 * [backup-simplify]: Simplify (/ (- 0 (pow -0.5 2) (+)) (* 2 1)) into -0.125
0.474 * [backup-simplify]: Simplify -0.125 into -0.125
0.475 * [backup-simplify]: Simplify (+ (* -0.125 (/ 1 x)) (+ -0.5 (* 1 (/ 1 (/ 1 x))))) into (- x (+ 0.5 (* 0.125 (/ 1 x))))
0.475 * [backup-simplify]: Simplify (* (sqrt (- (/ 1 (- x)) 1.0)) (sqrt (/ 1 (- x)))) into (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x)))
0.475 * [approximate]: Taking taylor expansion of (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in (x) around 0
0.475 * [taylor]: Taking taylor expansion of (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in x
0.475 * [taylor]: Taking taylor expansion of (sqrt (- (+ 1.0 (/ 1 x)))) in x
0.475 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in x
0.475 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.475 * [taylor]: Taking taylor expansion of 1.0 in x
0.475 * [backup-simplify]: Simplify 1.0 into 1.0
0.475 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.475 * [taylor]: Taking taylor expansion of x in x
0.475 * [backup-simplify]: Simplify 0 into 0
0.475 * [backup-simplify]: Simplify 1 into 1
0.476 * [backup-simplify]: Simplify (/ 1 1) into 1
0.476 * [backup-simplify]: Simplify (+ 0 1) into 1
0.477 * [backup-simplify]: Simplify (- 1) into -1
0.477 * [backup-simplify]: Simplify (sqrt 0) into 0
0.477 * [backup-simplify]: Simplify (- 1) into -1
0.479 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.479 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
0.479 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.479 * [taylor]: Taking taylor expansion of -1 in x
0.479 * [backup-simplify]: Simplify -1 into -1
0.479 * [taylor]: Taking taylor expansion of x in x
0.479 * [backup-simplify]: Simplify 0 into 0
0.479 * [backup-simplify]: Simplify 1 into 1
0.479 * [backup-simplify]: Simplify (/ -1 1) into -1
0.480 * [backup-simplify]: Simplify (sqrt 0) into 0
0.481 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.481 * [taylor]: Taking taylor expansion of (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in x
0.481 * [taylor]: Taking taylor expansion of (sqrt (- (+ 1.0 (/ 1 x)))) in x
0.481 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in x
0.481 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.481 * [taylor]: Taking taylor expansion of 1.0 in x
0.481 * [backup-simplify]: Simplify 1.0 into 1.0
0.481 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.481 * [taylor]: Taking taylor expansion of x in x
0.481 * [backup-simplify]: Simplify 0 into 0
0.481 * [backup-simplify]: Simplify 1 into 1
0.482 * [backup-simplify]: Simplify (/ 1 1) into 1
0.482 * [backup-simplify]: Simplify (+ 0 1) into 1
0.483 * [backup-simplify]: Simplify (- 1) into -1
0.483 * [backup-simplify]: Simplify (sqrt 0) into 0
0.483 * [backup-simplify]: Simplify (- 1) into -1
0.484 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.485 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x
0.485 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.485 * [taylor]: Taking taylor expansion of -1 in x
0.485 * [backup-simplify]: Simplify -1 into -1
0.485 * [taylor]: Taking taylor expansion of x in x
0.485 * [backup-simplify]: Simplify 0 into 0
0.485 * [backup-simplify]: Simplify 1 into 1
0.485 * [backup-simplify]: Simplify (/ -1 1) into -1
0.486 * [backup-simplify]: Simplify (sqrt 0) into 0
0.487 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.488 * [backup-simplify]: Simplify (* 0 0) into 0
0.488 * [backup-simplify]: Simplify 0 into 0
0.488 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (* +nan.0 0)) into 0
0.489 * [backup-simplify]: Simplify 0 into 0
0.489 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
0.492 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0
0.493 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.494 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.494 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.498 * [backup-simplify]: Simplify (/ (- (- 1.0) (pow +nan.0 2) (+)) (* 2 0)) into +nan.0
0.501 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0))) into (- +nan.0)
0.501 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0)
0.503 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.507 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
0.508 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.508 * [backup-simplify]: Simplify (+ 0 0) into 0
0.509 * [backup-simplify]: Simplify (- 0) into 0
0.512 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
0.516 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0)))) into (- +nan.0)
0.517 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0)
0.518 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.523 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
0.524 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.525 * [backup-simplify]: Simplify (+ 0 0) into 0
0.525 * [backup-simplify]: Simplify (- 0) into 0
0.530 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
0.535 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0))))) into (- +nan.0)
0.536 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0)
0.537 * [backup-simplify]: Simplify (+ (* (- +nan.0) (pow (/ 1 (- x)) 2)) (+ (* (- +nan.0) (/ 1 (- x))) (- +nan.0))) into (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- +nan.0)))))
0.538 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.538 * [backup-simplify]: Simplify (sqrt (- x 1.0)) into (sqrt (- x 1.0))
0.538 * [approximate]: Taking taylor expansion of (sqrt (- x 1.0)) in (x) around 0
0.538 * [taylor]: Taking taylor expansion of (sqrt (- x 1.0)) in x
0.538 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.538 * [taylor]: Taking taylor expansion of x in x
0.538 * [backup-simplify]: Simplify 0 into 0
0.538 * [backup-simplify]: Simplify 1 into 1
0.538 * [taylor]: Taking taylor expansion of 1.0 in x
0.538 * [backup-simplify]: Simplify 1.0 into 1.0
0.538 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.539 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
0.540 * [backup-simplify]: Simplify (sqrt (- 1.0)) into (sqrt (- 1.0))
0.540 * [backup-simplify]: Simplify (- 0) into 0
0.541 * [backup-simplify]: Simplify (+ 1 0) into 1
0.543 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt (- 1.0)))) into (/ 1/2 (sqrt (- 1.0)))
0.543 * [taylor]: Taking taylor expansion of (sqrt (- x 1.0)) in x
0.543 * [taylor]: Taking taylor expansion of (- x 1.0) in x
0.543 * [taylor]: Taking taylor expansion of x in x
0.543 * [backup-simplify]: Simplify 0 into 0
0.543 * [backup-simplify]: Simplify 1 into 1
0.543 * [taylor]: Taking taylor expansion of 1.0 in x
0.543 * [backup-simplify]: Simplify 1.0 into 1.0
0.544 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.544 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
0.545 * [backup-simplify]: Simplify (sqrt (- 1.0)) into (sqrt (- 1.0))
0.546 * [backup-simplify]: Simplify (- 0) into 0
0.546 * [backup-simplify]: Simplify (+ 1 0) into 1
0.548 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt (- 1.0)))) into (/ 1/2 (sqrt (- 1.0)))
0.549 * [backup-simplify]: Simplify (sqrt (- 1.0)) into (sqrt (- 1.0))
0.551 * [backup-simplify]: Simplify (/ 1/2 (sqrt (- 1.0))) into (/ 1/2 (sqrt (- 1.0)))
0.551 * [backup-simplify]: Simplify (- 0) into 0
0.551 * [backup-simplify]: Simplify (+ 0 0) into 0
0.569 * [backup-simplify]: Simplify (/ (- 0 (pow (/ 1/2 (sqrt (- 1.0))) 2) (+)) (* 2 (sqrt (- 1.0)))) into (/ -1/8 (pow (sqrt (- 1.0)) 3))
0.572 * [backup-simplify]: Simplify (/ -1/8 (pow (sqrt (- 1.0)) 3)) into (/ -1/8 (pow (sqrt (- 1.0)) 3))
0.577 * [backup-simplify]: Simplify (+ (* (/ -1/8 (pow (sqrt (- 1.0)) 3)) (pow x 2)) (+ (* (/ 1/2 (sqrt (- 1.0))) x) (sqrt (- 1.0)))) into (- (+ (* 1/2 (/ x (sqrt (- 1.0)))) (sqrt (- 1.0))) (* 1/8 (/ (pow x 2) (pow (sqrt (- 1.0)) 3))))
0.577 * [backup-simplify]: Simplify (sqrt (- (/ 1 x) 1.0)) into (sqrt (- (/ 1 x) 1.0))
0.577 * [approximate]: Taking taylor expansion of (sqrt (- (/ 1 x) 1.0)) in (x) around 0
0.578 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 x) 1.0)) in x
0.578 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.578 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.578 * [taylor]: Taking taylor expansion of x in x
0.578 * [backup-simplify]: Simplify 0 into 0
0.578 * [backup-simplify]: Simplify 1 into 1
0.578 * [backup-simplify]: Simplify (/ 1 1) into 1
0.578 * [taylor]: Taking taylor expansion of 1.0 in x
0.578 * [backup-simplify]: Simplify 1.0 into 1.0
0.579 * [backup-simplify]: Simplify (+ 1 0) into 1
0.579 * [backup-simplify]: Simplify (sqrt 0) into 0
0.580 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0
0.580 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 x) 1.0)) in x
0.580 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
0.581 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.581 * [taylor]: Taking taylor expansion of x in x
0.581 * [backup-simplify]: Simplify 0 into 0
0.581 * [backup-simplify]: Simplify 1 into 1
0.581 * [backup-simplify]: Simplify (/ 1 1) into 1
0.581 * [taylor]: Taking taylor expansion of 1.0 in x
0.581 * [backup-simplify]: Simplify 1.0 into 1.0
0.582 * [backup-simplify]: Simplify (+ 1 0) into 1
0.582 * [backup-simplify]: Simplify (sqrt 0) into 0
0.583 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0
0.583 * [backup-simplify]: Simplify 0 into 0
0.583 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.584 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.585 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.586 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
0.590 * [backup-simplify]: Simplify (/ (- (- 1.0) (pow +nan.0 2) (+)) (* 2 0)) into +nan.0
0.590 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.591 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.591 * [backup-simplify]: Simplify (- 0) into 0
0.591 * [backup-simplify]: Simplify (+ 0 0) into 0
0.596 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
0.596 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.596 * [backup-simplify]: Simplify (+ (* +nan.0 (pow (/ 1 x) 2)) (+ (* +nan.0 (/ 1 x)) +nan.0)) into (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- +nan.0)))))
0.596 * [backup-simplify]: Simplify (sqrt (- (/ 1 (- x)) 1.0)) into (sqrt (- (+ 1.0 (/ 1 x))))
0.596 * [approximate]: Taking taylor expansion of (sqrt (- (+ 1.0 (/ 1 x)))) in (x) around 0
0.596 * [taylor]: Taking taylor expansion of (sqrt (- (+ 1.0 (/ 1 x)))) in x
0.597 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in x
0.597 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.597 * [taylor]: Taking taylor expansion of 1.0 in x
0.597 * [backup-simplify]: Simplify 1.0 into 1.0
0.597 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.597 * [taylor]: Taking taylor expansion of x in x
0.597 * [backup-simplify]: Simplify 0 into 0
0.597 * [backup-simplify]: Simplify 1 into 1
0.597 * [backup-simplify]: Simplify (/ 1 1) into 1
0.598 * [backup-simplify]: Simplify (+ 0 1) into 1
0.598 * [backup-simplify]: Simplify (- 1) into -1
0.598 * [backup-simplify]: Simplify (sqrt 0) into 0
0.599 * [backup-simplify]: Simplify (- 1) into -1
0.600 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.600 * [taylor]: Taking taylor expansion of (sqrt (- (+ 1.0 (/ 1 x)))) in x
0.600 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in x
0.600 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.600 * [taylor]: Taking taylor expansion of 1.0 in x
0.600 * [backup-simplify]: Simplify 1.0 into 1.0
0.600 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.600 * [taylor]: Taking taylor expansion of x in x
0.600 * [backup-simplify]: Simplify 0 into 0
0.600 * [backup-simplify]: Simplify 1 into 1
0.601 * [backup-simplify]: Simplify (/ 1 1) into 1
0.601 * [backup-simplify]: Simplify (+ 0 1) into 1
0.602 * [backup-simplify]: Simplify (- 1) into -1
0.602 * [backup-simplify]: Simplify (sqrt 0) into 0
0.602 * [backup-simplify]: Simplify (- 1) into -1
0.604 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.604 * [backup-simplify]: Simplify 0 into 0
0.604 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.605 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.605 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.605 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.609 * [backup-simplify]: Simplify (/ (- (- 1.0) (pow +nan.0 2) (+)) (* 2 0)) into +nan.0
0.609 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.610 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.610 * [backup-simplify]: Simplify (+ 0 0) into 0
0.610 * [backup-simplify]: Simplify (- 0) into 0
0.614 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
0.614 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.615 * [backup-simplify]: Simplify (+ (* +nan.0 (pow (/ 1 (- x)) 2)) (+ (* +nan.0 (/ 1 (- x))) +nan.0)) into (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- +nan.0)))))
0.615 * * * [progress]: simplifying candidates
0.617 * [simplify]: Simplifying:
  (* (- x 1.0) x)
  (* (sqrt (- x 1.0)) (sqrt x))
  (* (- x 1.0) x)
  (+ (log (sqrt (- x 1.0))) (log (sqrt x)))
  (log (* (sqrt (- x 1.0)) (sqrt x)))
  (exp (* (sqrt (- x 1.0)) (sqrt x)))
  (* (* (* (sqrt (- x 1.0)) (sqrt (- x 1.0))) (sqrt (- x 1.0))) (* (* (sqrt x) (sqrt x)) (sqrt x)))
  (* (cbrt (* (sqrt (- x 1.0)) (sqrt x))) (cbrt (* (sqrt (- x 1.0)) (sqrt x))))
  (cbrt (* (sqrt (- x 1.0)) (sqrt x)))
  (* (* (* (sqrt (- x 1.0)) (sqrt x)) (* (sqrt (- x 1.0)) (sqrt x))) (* (sqrt (- x 1.0)) (sqrt x)))
  (* (- x 1.0) x)
  (sqrt (* (sqrt (- x 1.0)) (sqrt x)))
  (sqrt (* (sqrt (- x 1.0)) (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (- x 1.0)) (* (cbrt (sqrt x)) (cbrt (sqrt x))))
  (* (sqrt (- x 1.0)) (sqrt (* (cbrt x) (cbrt x))))
  (* (sqrt (- x 1.0)) (sqrt (sqrt x)))
  (* (sqrt (- x 1.0)) (sqrt 1))
  (* (sqrt (- x 1.0)) (sqrt (sqrt x)))
  (* (sqrt (- x 1.0)) 1)
  (* (cbrt (sqrt (- x 1.0))) (sqrt x))
  (* (sqrt (cbrt (- x 1.0))) (sqrt x))
  (* (sqrt (sqrt (- x 1.0))) (sqrt x))
  (* (sqrt (- x 1.0)) (sqrt x))
  (* (sqrt (- (sqrt x) (sqrt 1.0))) (sqrt x))
  (* (sqrt (- x 1.0)) (sqrt x))
  (* (sqrt (sqrt (- x 1.0))) (sqrt x))
  (* (sqrt (- x 1.0)) (sqrt x))
  (* (sqrt (- (pow x 3) (pow 1.0 3))) (sqrt x))
  (* (sqrt (- (* x x) (* 1.0 1.0))) (sqrt x))
  (log (sqrt (- x 1.0)))
  (exp (sqrt (- x 1.0)))
  (* (cbrt (sqrt (- x 1.0))) (cbrt (sqrt (- x 1.0))))
  (cbrt (sqrt (- x 1.0)))
  (* (* (sqrt (- x 1.0)) (sqrt (- x 1.0))) (sqrt (- x 1.0)))
  (sqrt (* (cbrt (- x 1.0)) (cbrt (- x 1.0))))
  (sqrt (cbrt (- x 1.0)))
  (sqrt (sqrt (- x 1.0)))
  (sqrt (sqrt (- x 1.0)))
  (sqrt 1)
  (sqrt (- x 1.0))
  (sqrt (+ (sqrt x) (sqrt 1.0)))
  (sqrt (- (sqrt x) (sqrt 1.0)))
  (sqrt 1)
  (sqrt (- x 1.0))
  (sqrt (- (pow x 3) (pow 1.0 3)))
  (sqrt (+ (* x x) (+ (* 1.0 1.0) (* x 1.0))))
  (sqrt (- (* x x) (* 1.0 1.0)))
  (sqrt (+ x 1.0))
  (/ 1 2)
  (sqrt (sqrt (- x 1.0)))
  (sqrt (sqrt (- x 1.0)))
  (- (+ (* +nan.0 (pow x 2)) (- (+ (* +nan.0 (pow x 3)) (- (* +nan.0 x))))))
  (- x (+ 0.5 (* 0.125 (/ 1 x))))
  (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- +nan.0)))))
  (- (+ (* 1/2 (/ x (sqrt (- 1.0)))) (sqrt (- 1.0))) (* 1/8 (/ (pow x 2) (pow (sqrt (- 1.0)) 3))))
  (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- +nan.0)))))
  (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- +nan.0)))))
0.619 * * [simplify]: Extracting # 0 : cost  0
0.619 * * [simplify]: Extracting # 1 : cost  0
0.619 * * [simplify]: Extracting # 2 : cost  0
0.619 * * [simplify]: Extracting # 3 : cost  0
0.619 * * [simplify]: Extracting # 4 : cost  0
0.620 * * [simplify]: Extracting # 5 : cost  0
0.620 * * [simplify]: Extracting # 6 : cost  0
0.620 * * [simplify]: Extracting # 7 : cost  0
0.620 * * [simplify]: Extracting # 8 : cost  0
0.621 * * [simplify]: iteration  0 :  107  enodes  (cost  580 )
0.665 * * [simplify]: Extracting # 0 : cost  0
0.666 * * [simplify]: Extracting # 1 : cost  0
0.666 * * [simplify]: Extracting # 2 : cost  0
0.667 * * [simplify]: Extracting # 3 : cost  0
0.667 * * [simplify]: Extracting # 4 : cost  0
0.698 * * [simplify]: iteration  1 :  238  enodes  (cost  532 )
0.973 * * [simplify]: Extracting # 0 : cost  0
0.975 * * [simplify]: Extracting # 1 : cost  0
0.978 * * [simplify]: Extracting # 2 : cost  0
0.980 * * [simplify]: Extracting # 3 : cost  0
0.982 * * [simplify]: Extracting # 4 : cost  0
0.984 * * [simplify]: iteration  2 :  835  enodes  (cost  502 )
1.914 * * [simplify]: Extracting # 0 : cost  0
1.923 * * [simplify]: Extracting # 1 : cost  0
1.931 * * [simplify]: Extracting # 2 : cost  0
1.936 * * [simplify]: Extracting # 3 : cost  0
1.941 * * [simplify]: Extracting # 4 : cost  0
1.947 * * [simplify]: iteration  3 :  4398  enodes  (cost  495 )
3.972 * * [simplify]: Extracting # 0 : cost  0
3.979 * * [simplify]: Extracting # 1 : cost  0
3.990 * * [simplify]: Extracting # 2 : cost  0
3.997 * * [simplify]: iteration done:  5001  enodes  (cost  495 )
3.998 * [simplify]: Simplified to:
  (* x (- x 1.0))
  (* (sqrt (- x 1.0)) (sqrt x))
  (* x (- x 1.0))
  (log (* (sqrt (- x 1.0)) (sqrt x)))
  (log (* (sqrt (- x 1.0)) (sqrt x)))
  (exp (* (sqrt (- x 1.0)) (sqrt x)))
  (pow (* (sqrt (- x 1.0)) (sqrt x)) 3)
  (* (cbrt (* (sqrt (- x 1.0)) (sqrt x))) (cbrt (* (sqrt (- x 1.0)) (sqrt x))))
  (cbrt (* (sqrt (- x 1.0)) (sqrt x)))
  (pow (* (sqrt (- x 1.0)) (sqrt x)) 3)
  (* x (- x 1.0))
  (sqrt (* (sqrt (- x 1.0)) (sqrt x)))
  (sqrt (* (sqrt (- x 1.0)) (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (sqrt (- x 1.0))) (sqrt (sqrt x)))
  (* (sqrt (- x 1.0)) (* (cbrt (sqrt x)) (cbrt (sqrt x))))
  (* (fabs (cbrt x)) (sqrt (- x 1.0)))
  (* (sqrt (- x 1.0)) (sqrt (sqrt x)))
  (sqrt (- x 1.0))
  (* (sqrt (- x 1.0)) (sqrt (sqrt x)))
  (sqrt (- x 1.0))
  (* (cbrt (sqrt (- x 1.0))) (sqrt x))
  (* (sqrt (cbrt (- x 1.0))) (sqrt x))
  (* (sqrt (sqrt (- x 1.0))) (sqrt x))
  (* (sqrt (- x 1.0)) (sqrt x))
  (* (sqrt (- (sqrt x) (sqrt 1.0))) (sqrt x))
  (* (sqrt (- x 1.0)) (sqrt x))
  (* (sqrt (sqrt (- x 1.0))) (sqrt x))
  (* (sqrt (- x 1.0)) (sqrt x))
  (* (sqrt (- (pow x 3) (pow 1.0 3))) (sqrt x))
  (* (sqrt (- (* x x) (* 1.0 1.0))) (sqrt x))
  (log (sqrt (- x 1.0)))
  (exp (sqrt (- x 1.0)))
  (* (cbrt (sqrt (- x 1.0))) (cbrt (sqrt (- x 1.0))))
  (cbrt (sqrt (- x 1.0)))
  (pow (sqrt (- x 1.0)) 3)
  (fabs (cbrt (- x 1.0)))
  (sqrt (cbrt (- x 1.0)))
  (sqrt (sqrt (- x 1.0)))
  (sqrt (sqrt (- x 1.0)))
  1
  (sqrt (- x 1.0))
  (sqrt (+ (sqrt x) (sqrt 1.0)))
  (sqrt (- (sqrt x) (sqrt 1.0)))
  1
  (sqrt (- x 1.0))
  (sqrt (- (pow x 3) (pow 1.0 3)))
  (sqrt (+ (* 1.0 (+ 1.0 x)) (* x x)))
  (sqrt (- (* x x) (* 1.0 1.0)))
  (sqrt (+ x 1.0))
  1/2
  (sqrt (sqrt (- x 1.0)))
  (sqrt (sqrt (- x 1.0)))
  (* +nan.0 (+ (- (pow x 3) x) (- (* x x))))
  (- (- x 0.5) (/ 0.125 x))
  (- (- (/ +nan.0 x) +nan.0) (/ +nan.0 (* x x)))
  (- (+ (* 1/2 (/ x (sqrt (- 1.0)))) (sqrt (- 1.0))) (* 1/8 (/ (pow x 2) (pow (sqrt (- 1.0)) 3))))
  (- (- (/ +nan.0 x) +nan.0) (/ +nan.0 (* x x)))
  (- (- (/ +nan.0 x) +nan.0) (/ +nan.0 (* x x)))
3.998 * * * [progress]: adding candidates to table
4.161 * * [progress]: iteration 2 / 4
4.161 * * * [progress]: picking best candidate
4.164 * * * * [pick]: Picked  #<alt (λ (x) (- (- x 0.5) (/ 0.125 x)))>
4.164 * * * [progress]: localizing error
4.169 * * * [progress]: generating rewritten candidates
4.169 * * * [progress]: generating series expansions
4.169 * * * [progress]: simplifying candidates
4.169 * [simplify]: Simplifying:
  
4.169 * * [simplify]: Extracting # 0 : cost  0
4.169 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
4.169 * * [simplify]: Extracting # 0 : cost  0
4.169 * * [simplify]: iteration done:  0  enodes  (cost  0 )
4.169 * [simplify]: Simplified to:
  
4.169 * * * [progress]: adding candidates to table
4.169 * * [progress]: iteration 3 / 4
4.169 * * * [progress]: picking best candidate
4.171 * * * * [pick]: Picked  #<alt (λ (x) (sqrt (* x (- x 1.0))))>
4.171 * * * [progress]: localizing error
4.175 * * * [progress]: generating rewritten candidates
4.175 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
4.189 * * * [progress]: generating series expansions
4.189 * * * * [progress]: [ 1 / 1 ] generating series at (2)
4.189 * [backup-simplify]: Simplify (sqrt (* x (- x 1.0))) into (sqrt (* (- x 1.0) x))
4.189 * [approximate]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in (x) around 0
4.189 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x
4.189 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x
4.189 * [taylor]: Taking taylor expansion of (- x 1.0) in x
4.189 * [taylor]: Taking taylor expansion of x in x
4.189 * [backup-simplify]: Simplify 0 into 0
4.189 * [backup-simplify]: Simplify 1 into 1
4.189 * [taylor]: Taking taylor expansion of 1.0 in x
4.190 * [backup-simplify]: Simplify 1.0 into 1.0
4.190 * [taylor]: Taking taylor expansion of x in x
4.190 * [backup-simplify]: Simplify 0 into 0
4.190 * [backup-simplify]: Simplify 1 into 1
4.190 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
4.191 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
4.192 * [backup-simplify]: Simplify (* (- 1.0) 0) into 0
4.192 * [backup-simplify]: Simplify (- 0) into 0
4.192 * [backup-simplify]: Simplify (+ 1 0) into 1
4.194 * [backup-simplify]: Simplify (+ (* (- 1.0) 1) (* 1 0)) into (- 1.0)
4.195 * [backup-simplify]: Simplify (sqrt 0) into 0
4.197 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 0))) into +nan.0
4.197 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x
4.197 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x
4.197 * [taylor]: Taking taylor expansion of (- x 1.0) in x
4.197 * [taylor]: Taking taylor expansion of x in x
4.197 * [backup-simplify]: Simplify 0 into 0
4.197 * [backup-simplify]: Simplify 1 into 1
4.197 * [taylor]: Taking taylor expansion of 1.0 in x
4.197 * [backup-simplify]: Simplify 1.0 into 1.0
4.197 * [taylor]: Taking taylor expansion of x in x
4.197 * [backup-simplify]: Simplify 0 into 0
4.197 * [backup-simplify]: Simplify 1 into 1
4.198 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
4.198 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
4.199 * [backup-simplify]: Simplify (* (- 1.0) 0) into 0
4.199 * [backup-simplify]: Simplify (- 0) into 0
4.200 * [backup-simplify]: Simplify (+ 1 0) into 1
4.202 * [backup-simplify]: Simplify (+ (* (- 1.0) 1) (* 1 0)) into (- 1.0)
4.202 * [backup-simplify]: Simplify (sqrt 0) into 0
4.213 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 0))) into +nan.0
4.213 * [backup-simplify]: Simplify 0 into 0
4.213 * [backup-simplify]: Simplify +nan.0 into +nan.0
4.213 * [backup-simplify]: Simplify (- 0) into 0
4.214 * [backup-simplify]: Simplify (+ 0 0) into 0
4.214 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (+ (* 1 1) (* 0 0))) into 1
4.216 * [backup-simplify]: Simplify (/ (- 1 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0
4.216 * [backup-simplify]: Simplify +nan.0 into +nan.0
4.216 * [backup-simplify]: Simplify (- 0) into 0
4.217 * [backup-simplify]: Simplify (+ 0 0) into 0
4.217 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
4.220 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0
4.220 * [backup-simplify]: Simplify +nan.0 into +nan.0
4.220 * [backup-simplify]: Simplify (+ (* +nan.0 (pow x 3)) (+ (* +nan.0 (pow x 2)) (* +nan.0 x))) into (- (+ (* +nan.0 (pow x 2)) (- (+ (* +nan.0 (pow x 3)) (- (* +nan.0 x))))))
4.220 * [backup-simplify]: Simplify (sqrt (* (/ 1 x) (- (/ 1 x) 1.0))) into (sqrt (/ (- (/ 1 x) 1.0) x))
4.220 * [approximate]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in (x) around 0
4.220 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x
4.221 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x
4.221 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
4.221 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.221 * [taylor]: Taking taylor expansion of x in x
4.221 * [backup-simplify]: Simplify 0 into 0
4.221 * [backup-simplify]: Simplify 1 into 1
4.221 * [backup-simplify]: Simplify (/ 1 1) into 1
4.221 * [taylor]: Taking taylor expansion of 1.0 in x
4.221 * [backup-simplify]: Simplify 1.0 into 1.0
4.221 * [taylor]: Taking taylor expansion of x in x
4.221 * [backup-simplify]: Simplify 0 into 0
4.221 * [backup-simplify]: Simplify 1 into 1
4.221 * [backup-simplify]: Simplify (+ 1 0) into 1
4.221 * [backup-simplify]: Simplify (/ 1 1) into 1
4.222 * [backup-simplify]: Simplify (sqrt 1) into 1
4.222 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.222 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
4.223 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
4.224 * [backup-simplify]: Simplify (- (/ (- 1.0) 1) (+ (* 1 (/ 0 1)))) into (- 1.0)
4.225 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 1))) into -0.5
4.225 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x
4.225 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x
4.225 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x
4.225 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.225 * [taylor]: Taking taylor expansion of x in x
4.225 * [backup-simplify]: Simplify 0 into 0
4.225 * [backup-simplify]: Simplify 1 into 1
4.226 * [backup-simplify]: Simplify (/ 1 1) into 1
4.226 * [taylor]: Taking taylor expansion of 1.0 in x
4.226 * [backup-simplify]: Simplify 1.0 into 1.0
4.226 * [taylor]: Taking taylor expansion of x in x
4.226 * [backup-simplify]: Simplify 0 into 0
4.226 * [backup-simplify]: Simplify 1 into 1
4.226 * [backup-simplify]: Simplify (+ 1 0) into 1
4.226 * [backup-simplify]: Simplify (/ 1 1) into 1
4.226 * [backup-simplify]: Simplify (sqrt 1) into 1
4.227 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.227 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
4.228 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0)
4.229 * [backup-simplify]: Simplify (- (/ (- 1.0) 1) (+ (* 1 (/ 0 1)))) into (- 1.0)
4.230 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 1))) into -0.5
4.230 * [backup-simplify]: Simplify 1 into 1
4.230 * [backup-simplify]: Simplify -0.5 into -0.5
4.231 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.231 * [backup-simplify]: Simplify (- 0) into 0
4.231 * [backup-simplify]: Simplify (+ 0 0) into 0
4.232 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (- 1.0) (/ 0 1)))) into 0
4.234 * [backup-simplify]: Simplify (/ (- 0 (pow -0.5 2) (+)) (* 2 1)) into -0.125
4.234 * [backup-simplify]: Simplify -0.125 into -0.125
4.234 * [backup-simplify]: Simplify (+ (* -0.125 (/ 1 x)) (+ -0.5 (* 1 (/ 1 (/ 1 x))))) into (- x (+ 0.5 (* 0.125 (/ 1 x))))
4.234 * [backup-simplify]: Simplify (sqrt (* (/ 1 (- x)) (- (/ 1 (- x)) 1.0))) into (sqrt (/ (+ 1.0 (/ 1 x)) x))
4.234 * [approximate]: Taking taylor expansion of (sqrt (/ (+ 1.0 (/ 1 x)) x)) in (x) around 0
4.234 * [taylor]: Taking taylor expansion of (sqrt (/ (+ 1.0 (/ 1 x)) x)) in x
4.234 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x
4.234 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
4.234 * [taylor]: Taking taylor expansion of 1.0 in x
4.234 * [backup-simplify]: Simplify 1.0 into 1.0
4.234 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.234 * [taylor]: Taking taylor expansion of x in x
4.234 * [backup-simplify]: Simplify 0 into 0
4.234 * [backup-simplify]: Simplify 1 into 1
4.234 * [backup-simplify]: Simplify (/ 1 1) into 1
4.234 * [taylor]: Taking taylor expansion of x in x
4.234 * [backup-simplify]: Simplify 0 into 0
4.235 * [backup-simplify]: Simplify 1 into 1
4.235 * [backup-simplify]: Simplify (+ 0 1) into 1
4.235 * [backup-simplify]: Simplify (/ 1 1) into 1
4.235 * [backup-simplify]: Simplify (sqrt 1) into 1
4.236 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.236 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
4.237 * [backup-simplify]: Simplify (- (/ 1.0 1) (+ (* 1 (/ 0 1)))) into 1.0
4.238 * [backup-simplify]: Simplify (/ 1.0 (* 2 (sqrt 1))) into 0.5
4.238 * [taylor]: Taking taylor expansion of (sqrt (/ (+ 1.0 (/ 1 x)) x)) in x
4.238 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x
4.238 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
4.238 * [taylor]: Taking taylor expansion of 1.0 in x
4.238 * [backup-simplify]: Simplify 1.0 into 1.0
4.238 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.238 * [taylor]: Taking taylor expansion of x in x
4.238 * [backup-simplify]: Simplify 0 into 0
4.238 * [backup-simplify]: Simplify 1 into 1
4.238 * [backup-simplify]: Simplify (/ 1 1) into 1
4.238 * [taylor]: Taking taylor expansion of x in x
4.238 * [backup-simplify]: Simplify 0 into 0
4.238 * [backup-simplify]: Simplify 1 into 1
4.239 * [backup-simplify]: Simplify (+ 0 1) into 1
4.239 * [backup-simplify]: Simplify (/ 1 1) into 1
4.239 * [backup-simplify]: Simplify (sqrt 1) into 1
4.239 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.240 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
4.241 * [backup-simplify]: Simplify (- (/ 1.0 1) (+ (* 1 (/ 0 1)))) into 1.0
4.241 * [backup-simplify]: Simplify (/ 1.0 (* 2 (sqrt 1))) into 0.5
4.242 * [backup-simplify]: Simplify 1 into 1
4.242 * [backup-simplify]: Simplify 0.5 into 0.5
4.242 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.242 * [backup-simplify]: Simplify (+ 0 0) into 0
4.243 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 1.0 (/ 0 1)))) into 0
4.245 * [backup-simplify]: Simplify (/ (- 0 (pow 0.5 2) (+)) (* 2 1)) into -0.125
4.245 * [backup-simplify]: Simplify -0.125 into -0.125
4.245 * [backup-simplify]: Simplify (+ (* -0.125 (/ 1 (- x))) (+ 0.5 (* 1 (/ 1 (/ 1 (- x)))))) into (- (+ 0.5 (* 0.125 (/ 1 x))) x)
4.245 * * * [progress]: simplifying candidates
4.245 * [simplify]: Simplifying:
  (log (sqrt (* x (- x 1.0))))
  (exp (sqrt (* x (- x 1.0))))
  (* (cbrt (sqrt (* x (- x 1.0)))) (cbrt (sqrt (* x (- x 1.0)))))
  (cbrt (sqrt (* x (- x 1.0))))
  (* (* (sqrt (* x (- x 1.0))) (sqrt (* x (- x 1.0)))) (sqrt (* x (- x 1.0))))
  (sqrt x)
  (sqrt (- x 1.0))
  (sqrt (* x (- (pow x 3) (pow 1.0 3))))
  (sqrt (+ (* x x) (+ (* 1.0 1.0) (* x 1.0))))
  (sqrt (* x (- (* x x) (* 1.0 1.0))))
  (sqrt (+ x 1.0))
  (/ 1 2)
  (/ 1 2)
  (sqrt (sqrt (* x (- x 1.0))))
  (sqrt (sqrt (* x (- x 1.0))))
  (- (+ (* +nan.0 (pow x 2)) (- (+ (* +nan.0 (pow x 3)) (- (* +nan.0 x))))))
  (- x (+ 0.5 (* 0.125 (/ 1 x))))
  (- (+ 0.5 (* 0.125 (/ 1 x))) x)
4.246 * * [simplify]: Extracting # 0 : cost  0
4.246 * * [simplify]: Extracting # 1 : cost  0
4.246 * * [simplify]: Extracting # 2 : cost  0
4.246 * * [simplify]: Extracting # 3 : cost  0
4.246 * * [simplify]: Extracting # 4 : cost  0
4.246 * * [simplify]: Extracting # 5 : cost  0
4.246 * * [simplify]: Extracting # 6 : cost  0
4.246 * * [simplify]: Extracting # 7 : cost  0
4.246 * * [simplify]: iteration  0 :  51  enodes  (cost  154 )
4.257 * * [simplify]: Extracting # 0 : cost  0
4.257 * * [simplify]: Extracting # 1 : cost  0
4.257 * * [simplify]: Extracting # 2 : cost  0
4.258 * * [simplify]: Extracting # 3 : cost  0
4.258 * * [simplify]: Extracting # 4 : cost  0
4.258 * * [simplify]: iteration  1 :  113  enodes  (cost  138 )
4.311 * * [simplify]: Extracting # 0 : cost  0
4.312 * * [simplify]: Extracting # 1 : cost  0
4.312 * * [simplify]: Extracting # 2 : cost  0
4.323 * * [simplify]: Extracting # 3 : cost  0
4.323 * * [simplify]: iteration  2 :  364  enodes  (cost  128 )
4.658 * * [simplify]: Extracting # 0 : cost  0
4.659 * * [simplify]: Extracting # 1 : cost  0
4.661 * * [simplify]: Extracting # 2 : cost  0
4.663 * * [simplify]: Extracting # 3 : cost  0
4.665 * * [simplify]: iteration  3 :  1806  enodes  (cost  126 )
5.450 * * [simplify]: Extracting # 0 : cost  0
5.458 * * [simplify]: Extracting # 1 : cost  0
5.464 * * [simplify]: Extracting # 2 : cost  0
5.469 * * [simplify]: Extracting # 3 : cost  0
5.481 * * [simplify]: Extracting # 4 : cost  0
5.489 * * [simplify]: iteration done:  5001  enodes  (cost  126 )
5.489 * [simplify]: Simplified to:
  (log (sqrt (* x (- x 1.0))))
  (exp (sqrt (* x (- x 1.0))))
  (* (cbrt (sqrt (* x (- x 1.0)))) (cbrt (sqrt (* x (- x 1.0)))))
  (cbrt (sqrt (* x (- x 1.0))))
  (pow (sqrt (* x (- x 1.0))) 3)
  (sqrt x)
  (sqrt (- x 1.0))
  (sqrt (* x (- (pow x 3) (pow 1.0 3))))
  (sqrt (+ (* 1.0 (+ x 1.0)) (* x x)))
  (sqrt (* x (- (* x x) (* 1.0 1.0))))
  (sqrt (+ x 1.0))
  1/2
  1/2
  (sqrt (sqrt (* x (- x 1.0))))
  (sqrt (sqrt (* x (- x 1.0))))
  (* +nan.0 (+ (- (pow x 3) x) (- (* x x))))
  (- (- x 0.5) (/ 0.125 x))
  (+ 0.5 (- (/ 0.125 x) x))
5.489 * * * [progress]: adding candidates to table
5.534 * [progress]: [Phase 3 of 3] Extracting.
5.535 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* (sqrt (- x 1.0)) (sqrt x)))> #<alt (λ (x) (sqrt (* x (- x 1.0))))> #<alt (λ (x) (- (- x 0.5) (/ 0.125 x)))>)
5.536 * * * [regime-changes]: Trying 2 branch expressions: ((* (sqrt (- x 1.0)) (sqrt x)) x)
5.536 * * * * [regimes]: Trying to branch on (* (sqrt (- x 1.0)) (sqrt x)) from (#<alt (λ (x) (* (sqrt (- x 1.0)) (sqrt x)))> #<alt (λ (x) (sqrt (* x (- x 1.0))))> #<alt (λ (x) (- (- x 0.5) (/ 0.125 x)))>)
5.556 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* (sqrt (- x 1.0)) (sqrt x)))> #<alt (λ (x) (sqrt (* x (- x 1.0))))> #<alt (λ (x) (- (- x 0.5) (/ 0.125 x)))>)
5.579 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
5.580 * [simplify]: Simplifying:
  (* (sqrt (- x 1.0)) (sqrt x))
5.580 * * [simplify]: Extracting # 0 : cost  0
5.580 * * [simplify]: Extracting # 1 : cost  0
5.580 * * [simplify]: Extracting # 2 : cost  0
5.580 * * [simplify]: Extracting # 3 : cost  0
5.580 * * [simplify]: Extracting # 4 : cost  0
5.580 * * [simplify]: Extracting # 5 : cost  0
5.580 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
5.580 * * [simplify]: Extracting # 0 : cost  0
5.580 * * [simplify]: iteration  1 :  7  enodes  (cost  7 )
5.580 * * [simplify]: Extracting # 0 : cost  0
5.580 * * [simplify]: iteration done:  7  enodes  (cost  7 )
5.580 * [simplify]: Simplified to:
  (* (sqrt (- x 1.0)) (sqrt x))
9.161 * [regime-testing]: Baseline error score: 0.48763407457191166
9.163 * [regime-testing]: Oracle error score: 0.0010001250156269534
9.168 * [regime-testing]: End program error score: 0.48763407457191166