0.829 * [progress]: [Phase 1 of 3] Setting up. 0.002 * * * [progress]: [1/2] Preparing points 0.272 * * * [progress]: [2/2] Setting up program. 0.275 * [progress]: [Phase 2 of 3] Improving. 0.277 * [simplify]: Simplifying using # : (* (sqrt (- x 1.0)) (sqrt x)) 0.281 * * [simplify]: iteration 0 : 9 enodes (cost 4 ) 0.282 * * [simplify]: iteration 1 : 10 enodes (cost 4 ) 0.283 * * [simplify]: iteration 2 : 10 enodes (cost 4 ) 0.284 * [simplify]: Simplified to: (* (sqrt (- x 1.0)) (sqrt x)) 0.285 * * [progress]: iteration 1 / 4 0.285 * * * [progress]: picking best candidate 0.287 * * * * [pick]: Picked # 0.287 * * * [progress]: localizing error 0.295 * * * [progress]: generating rewritten candidates 0.295 * * * * [progress]: [ 1 / 2 ] rewriting at (2) 0.305 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 0.311 * * * [progress]: generating series expansions 0.311 * * * * [progress]: [ 1 / 2 ] generating series at (2) 0.315 * [approximate]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in (x) around 0 0.316 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x 0.316 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 0.316 * [taylor]: Taking taylor expansion of (- x 1.0) in x 0.316 * [taylor]: Taking taylor expansion of x in x 0.316 * [taylor]: Taking taylor expansion of 1.0 in x 0.317 * [taylor]: Taking taylor expansion of x in x 0.322 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x 0.322 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 0.322 * [taylor]: Taking taylor expansion of (- x 1.0) in x 0.322 * [taylor]: Taking taylor expansion of x in x 0.322 * [taylor]: Taking taylor expansion of 1.0 in x 0.322 * [taylor]: Taking taylor expansion of x in x 0.336 * [approximate]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in (x) around 0 0.336 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x 0.336 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 0.336 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 0.336 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.336 * [taylor]: Taking taylor expansion of x in x 0.336 * [taylor]: Taking taylor expansion of 1.0 in x 0.336 * [taylor]: Taking taylor expansion of x in x 0.341 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x 0.341 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 0.341 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 0.341 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.341 * [taylor]: Taking taylor expansion of x in x 0.342 * [taylor]: Taking taylor expansion of 1.0 in x 0.342 * [taylor]: Taking taylor expansion of x in x 0.350 * [approximate]: Taking taylor expansion of (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in (x) around 0 0.350 * [taylor]: Taking taylor expansion of (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in x 0.350 * [taylor]: Taking taylor expansion of (sqrt (- (+ 1.0 (/ 1 x)))) in x 0.350 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in x 0.350 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 0.351 * [taylor]: Taking taylor expansion of 1.0 in x 0.351 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.351 * [taylor]: Taking taylor expansion of x in x 0.361 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x 0.361 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.361 * [taylor]: Taking taylor expansion of -1 in x 0.362 * [taylor]: Taking taylor expansion of x in x 0.363 * [taylor]: Taking taylor expansion of (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in x 0.363 * [taylor]: Taking taylor expansion of (sqrt (- (+ 1.0 (/ 1 x)))) in x 0.363 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in x 0.363 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 0.363 * [taylor]: Taking taylor expansion of 1.0 in x 0.363 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.363 * [taylor]: Taking taylor expansion of x in x 0.365 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x 0.365 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.365 * [taylor]: Taking taylor expansion of -1 in x 0.365 * [taylor]: Taking taylor expansion of x in x 0.394 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 0.395 * [approximate]: Taking taylor expansion of (sqrt (- x 1.0)) in (x) around 0 0.395 * [taylor]: Taking taylor expansion of (sqrt (- x 1.0)) in x 0.395 * [taylor]: Taking taylor expansion of (- x 1.0) in x 0.395 * [taylor]: Taking taylor expansion of x in x 0.395 * [taylor]: Taking taylor expansion of 1.0 in x 0.398 * [taylor]: Taking taylor expansion of (sqrt (- x 1.0)) in x 0.398 * [taylor]: Taking taylor expansion of (- x 1.0) in x 0.398 * [taylor]: Taking taylor expansion of x in x 0.398 * [taylor]: Taking taylor expansion of 1.0 in x 0.411 * [approximate]: Taking taylor expansion of (sqrt (- (/ 1 x) 1.0)) in (x) around 0 0.411 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 x) 1.0)) in x 0.411 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 0.411 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.411 * [taylor]: Taking taylor expansion of x in x 0.412 * [taylor]: Taking taylor expansion of 1.0 in x 0.413 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 x) 1.0)) in x 0.413 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 0.413 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.413 * [taylor]: Taking taylor expansion of x in x 0.414 * [taylor]: Taking taylor expansion of 1.0 in x 0.422 * [approximate]: Taking taylor expansion of (sqrt (- (+ 1.0 (/ 1 x)))) in (x) around 0 0.422 * [taylor]: Taking taylor expansion of (sqrt (- (+ 1.0 (/ 1 x)))) in x 0.422 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in x 0.422 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 0.422 * [taylor]: Taking taylor expansion of 1.0 in x 0.422 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.422 * [taylor]: Taking taylor expansion of x in x 0.424 * [taylor]: Taking taylor expansion of (sqrt (- (+ 1.0 (/ 1 x)))) in x 0.424 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in x 0.424 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 0.424 * [taylor]: Taking taylor expansion of 1.0 in x 0.424 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.424 * [taylor]: Taking taylor expansion of x in x 0.433 * * * [progress]: simplifying candidates 0.434 * [simplify]: Simplifying using # : (* (- 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))))) 0.438 * * [simplify]: iteration 0 : 227 enodes (cost 318 ) 0.443 * * [simplify]: iteration 1 : 758 enodes (cost 301 ) 0.457 * * [simplify]: iteration 2 : 3036 enodes (cost 290 ) 0.521 * * [simplify]: iteration 3 : 5001 enodes (cost 290 ) 0.523 * [simplify]: Simplified to: (* (- x 1.0) x) (* (sqrt (- x 1.0)) (sqrt x)) (* (- x 1.0) x) (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 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)))) (* (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 (+ (* 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)) (- (pow x 3) x))) (- x (+ 0.5 (* 0.125 (/ 1 x)))) (- (- (/ +nan.0 x) +nan.0) (/ +nan.0 (pow x 2))) (- (+ (* 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 (pow x 2))) (- (- (/ +nan.0 x) +nan.0) (/ +nan.0 (pow x 2))) 0.524 * * * [progress]: adding candidates to table 0.631 * * [progress]: iteration 2 / 4 0.631 * * * [progress]: picking best candidate 0.634 * * * * [pick]: Picked # 0.634 * * * [progress]: localizing error 0.640 * * * [progress]: generating rewritten candidates 0.640 * * * [progress]: generating series expansions 0.640 * * * [progress]: simplifying candidates 0.640 * [simplify]: Simplifying using # : 0.642 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 0.642 * [simplify]: Simplified to: 0.643 * * * [progress]: adding candidates to table 0.643 * * [progress]: iteration 3 / 4 0.643 * * * [progress]: picking best candidate 0.644 * * * * [pick]: Picked # 0.645 * * * [progress]: localizing error 0.656 * * * [progress]: generating rewritten candidates 0.656 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.665 * * * [progress]: generating series expansions 0.665 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.665 * [approximate]: Taking taylor expansion of (pow (* (- x 1.0) x) 1/2) in (x) around 0 0.665 * [taylor]: Taking taylor expansion of (pow (* (- x 1.0) x) 1/2) in x 0.665 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (* (- x 1.0) x)))) in x 0.665 * [taylor]: Taking taylor expansion of (* 1/2 (log (* (- x 1.0) x))) in x 0.665 * [taylor]: Taking taylor expansion of 1/2 in x 0.665 * [taylor]: Taking taylor expansion of (log (* (- x 1.0) x)) in x 0.665 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 0.665 * [taylor]: Taking taylor expansion of (- x 1.0) in x 0.666 * [taylor]: Taking taylor expansion of x in x 0.666 * [taylor]: Taking taylor expansion of 1.0 in x 0.666 * [taylor]: Taking taylor expansion of x in x 0.671 * [taylor]: Taking taylor expansion of (pow (* (- x 1.0) x) 1/2) in x 0.671 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (* (- x 1.0) x)))) in x 0.671 * [taylor]: Taking taylor expansion of (* 1/2 (log (* (- x 1.0) x))) in x 0.671 * [taylor]: Taking taylor expansion of 1/2 in x 0.671 * [taylor]: Taking taylor expansion of (log (* (- x 1.0) x)) in x 0.671 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 0.671 * [taylor]: Taking taylor expansion of (- x 1.0) in x 0.671 * [taylor]: Taking taylor expansion of x in x 0.672 * [taylor]: Taking taylor expansion of 1.0 in x 0.672 * [taylor]: Taking taylor expansion of x in x 0.712 * [approximate]: Taking taylor expansion of (pow (/ (- (/ 1 x) 1.0) x) 1/2) in (x) around 0 0.712 * [taylor]: Taking taylor expansion of (pow (/ (- (/ 1 x) 1.0) x) 1/2) in x 0.712 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (/ (- (/ 1 x) 1.0) x)))) in x 0.712 * [taylor]: Taking taylor expansion of (* 1/2 (log (/ (- (/ 1 x) 1.0) x))) in x 0.712 * [taylor]: Taking taylor expansion of 1/2 in x 0.712 * [taylor]: Taking taylor expansion of (log (/ (- (/ 1 x) 1.0) x)) in x 0.712 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 0.712 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 0.712 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.712 * [taylor]: Taking taylor expansion of x in x 0.712 * [taylor]: Taking taylor expansion of 1.0 in x 0.712 * [taylor]: Taking taylor expansion of x in x 0.713 * [taylor]: Taking taylor expansion of (pow (/ (- (/ 1 x) 1.0) x) 1/2) in x 0.713 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (/ (- (/ 1 x) 1.0) x)))) in x 0.713 * [taylor]: Taking taylor expansion of (* 1/2 (log (/ (- (/ 1 x) 1.0) x))) in x 0.713 * [taylor]: Taking taylor expansion of 1/2 in x 0.713 * [taylor]: Taking taylor expansion of (log (/ (- (/ 1 x) 1.0) x)) in x 0.713 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 0.713 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 0.713 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.713 * [taylor]: Taking taylor expansion of x in x 0.714 * [taylor]: Taking taylor expansion of 1.0 in x 0.714 * [taylor]: Taking taylor expansion of x in x 0.743 * [approximate]: Taking taylor expansion of (pow (/ (+ 1.0 (/ 1 x)) x) 1/2) in (x) around 0 0.743 * [taylor]: Taking taylor expansion of (pow (/ (+ 1.0 (/ 1 x)) x) 1/2) in x 0.743 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (/ (+ 1.0 (/ 1 x)) x)))) in x 0.743 * [taylor]: Taking taylor expansion of (* 1/2 (log (/ (+ 1.0 (/ 1 x)) x))) in x 0.743 * [taylor]: Taking taylor expansion of 1/2 in x 0.743 * [taylor]: Taking taylor expansion of (log (/ (+ 1.0 (/ 1 x)) x)) in x 0.743 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x 0.743 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 0.743 * [taylor]: Taking taylor expansion of 1.0 in x 0.743 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.744 * [taylor]: Taking taylor expansion of x in x 0.744 * [taylor]: Taking taylor expansion of x in x 0.745 * [taylor]: Taking taylor expansion of (pow (/ (+ 1.0 (/ 1 x)) x) 1/2) in x 0.745 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (/ (+ 1.0 (/ 1 x)) x)))) in x 0.745 * [taylor]: Taking taylor expansion of (* 1/2 (log (/ (+ 1.0 (/ 1 x)) x))) in x 0.745 * [taylor]: Taking taylor expansion of 1/2 in x 0.745 * [taylor]: Taking taylor expansion of (log (/ (+ 1.0 (/ 1 x)) x)) in x 0.745 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x 0.745 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 0.745 * [taylor]: Taking taylor expansion of 1.0 in x 0.745 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.745 * [taylor]: Taking taylor expansion of x in x 0.745 * [taylor]: Taking taylor expansion of x in x 0.766 * * * [progress]: simplifying candidates 0.767 * [simplify]: Simplifying using # : (* (+ (log (- x 1.0)) (log x)) (/ 1 2)) (* (log (* (- x 1.0) x)) (/ 1 2)) (* (log (* (- x 1.0) x)) (/ 1 2)) (* 1 (/ 1 2)) (* 1 (/ 1 2)) (pow (* (- x 1.0) x) (* (cbrt (/ 1 2)) (cbrt (/ 1 2)))) (pow (* (- x 1.0) x) (sqrt (/ 1 2))) (pow (* (- x 1.0) x) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt 2) (cbrt 2)))) (pow (* (- x 1.0) x) (/ (* (cbrt 1) (cbrt 1)) (sqrt 2))) (pow (* (- x 1.0) x) (/ (* (cbrt 1) (cbrt 1)) 1)) (pow (* (- x 1.0) x) (/ (sqrt 1) (* (cbrt 2) (cbrt 2)))) (pow (* (- x 1.0) x) (/ (sqrt 1) (sqrt 2))) (pow (* (- x 1.0) x) (/ (sqrt 1) 1)) (pow (* (- x 1.0) x) (/ 1 (* (cbrt 2) (cbrt 2)))) (pow (* (- x 1.0) x) (/ 1 (sqrt 2))) (pow (* (- x 1.0) x) (/ 1 1)) (pow (* (- x 1.0) x) 1) (pow (* (- x 1.0) x) 1) (pow (- x 1.0) (/ 1 2)) (pow x (/ 1 2)) (log (pow (* (- x 1.0) x) (/ 1 2))) (exp (pow (* (- x 1.0) x) (/ 1 2))) (* (cbrt (pow (* (- x 1.0) x) (/ 1 2))) (cbrt (pow (* (- x 1.0) x) (/ 1 2)))) (cbrt (pow (* (- x 1.0) x) (/ 1 2))) (* (* (pow (* (- x 1.0) x) (/ 1 2)) (pow (* (- x 1.0) x) (/ 1 2))) (pow (* (- x 1.0) x) (/ 1 2))) (sqrt (pow (* (- x 1.0) x) (/ 1 2))) (sqrt (pow (* (- x 1.0) x) (/ 1 2))) (pow (* (- x 1.0) x) (/ (/ 1 2) 2)) (pow (* (- x 1.0) x) (/ (/ 1 2) 2)) (- (+ (* 0.125 (* (pow x 2) (exp (* 1/2 (+ (log (- 1.0)) (log x)))))) (exp (* 1/2 (+ (log (- 1.0)) (log x))))) (+ (* 1/4 (/ (* (pow x 2) (exp (* 1/2 (+ (log (- 1.0)) (log x))))) (pow -1.0 2))) (* 0.5 (* x (exp (* 1/2 (+ (log (- 1.0)) (log x)))))))) (- (pow (/ 1 x) -1) (+ 0.5 (* 0.125 (/ 1 x)))) (+ 0.5 (+ (pow (/ -1 x) -1) (* 0.125 (/ 1 x)))) 0.770 * * [simplify]: iteration 0 : 223 enodes (cost 178 ) 0.775 * * [simplify]: iteration 1 : 765 enodes (cost 161 ) 0.796 * * [simplify]: iteration 2 : 4284 enodes (cost 140 ) 0.908 * * [simplify]: iteration 3 : 5003 enodes (cost 140 ) 0.909 * [simplify]: Simplified to: (* (log (* (- x 1.0) x)) 1/2) (* (log (* (- x 1.0) x)) 1/2) (* (log (* (- x 1.0) x)) 1/2) 1/2 1/2 (pow (* (- x 1.0) x) (* (cbrt 1/2) (cbrt 1/2))) (pow (* (- x 1.0) x) (sqrt 1/2)) (pow (* (- x 1.0) x) (/ 1 (* (cbrt 2) (cbrt 2)))) (pow (* (- x 1.0) x) (/ 1 (sqrt 2))) (* (- x 1.0) x) (pow (* (- x 1.0) x) (/ 1 (* (cbrt 2) (cbrt 2)))) (pow (* (- x 1.0) x) (/ 1 (sqrt 2))) (* (- x 1.0) x) (pow (* (- x 1.0) x) (/ 1 (* (cbrt 2) (cbrt 2)))) (pow (* (- x 1.0) x) (/ 1 (sqrt 2))) (* (- x 1.0) x) (* (- x 1.0) x) (* (- x 1.0) x) (pow (- x 1.0) 1/2) (pow x 1/2) (* (log (* (- x 1.0) x)) 1/2) (exp (pow (* (- x 1.0) x) 1/2)) (* (cbrt (pow (* (- x 1.0) x) 1/2)) (cbrt (pow (* (- x 1.0) x) 1/2))) (cbrt (pow (* (- x 1.0) x) 1/2)) (pow (* (- x 1.0) x) 3/2) (sqrt (pow (* (- x 1.0) x) 1/2)) (sqrt (pow (* (- x 1.0) x) 1/2)) (pow (* (- x 1.0) x) 1/4) (pow (* (- x 1.0) x) 1/4) (+ (* (* (pow x 1/2) (pow (- 1.0) 1/2)) (- (+ (* 0.125 (pow x 2)) 1) (* 0.5 x))) (/ (- (* 1/4 (pow x 2))) (* (/ -1.0 (pow (- 1.0) 1/2)) (/ -1.0 (pow x 1/2))))) (- (- x (* 0.125 (/ 1 x))) 0.5) (+ 0.5 (+ (pow (/ -1 x) -1) (* 0.125 (/ 1 x)))) 0.909 * * * [progress]: adding candidates to table 0.966 * [progress]: [Phase 3 of 3] Extracting. 0.966 * * [regime]: Finding splitpoints for: (# # #) 0.967 * * * [regime-changes]: Trying 2 branch expressions: ((* (sqrt (- x 1.0)) (sqrt x)) x) 0.967 * * * * [regimes]: Trying to branch on (* (sqrt (- x 1.0)) (sqrt x)) from (# # #) 0.987 * * * * [regimes]: Trying to branch on x from (# # #) 1.002 * * * [regime]: Found split indices: #