0.950 * [progress]: [Phase 1 of 3] Setting up. 0.004 * * * [progress]: [1/2] Preparing points 0.138 * * * [progress]: [2/2] Setting up program. 0.184 * [progress]: [Phase 2 of 3] Improving. 0.187 * [simplify]: Simplifying: (* (sqrt (- x 1.0)) (sqrt x)) 0.188 * * [simplify]: Extracting # 0 : cost 0 0.189 * * [simplify]: Extracting # 1 : cost 0 0.189 * * [simplify]: Extracting # 2 : cost 0 0.189 * * [simplify]: Extracting # 3 : cost 0 0.189 * * [simplify]: Extracting # 4 : cost 0 0.189 * * [simplify]: Extracting # 5 : cost 0 0.189 * * [simplify]: iteration 0 : 6 enodes (cost 7 ) 0.197 * * [simplify]: Extracting # 0 : cost 0 0.198 * * [simplify]: Extracting # 1 : cost 0 0.198 * * [simplify]: Extracting # 2 : cost 0 0.198 * * [simplify]: iteration 1 : 9 enodes (cost 7 ) 0.200 * * [simplify]: Extracting # 0 : cost 0 0.200 * * [simplify]: iteration 2 : 10 enodes (cost 7 ) 0.202 * * [simplify]: Extracting # 0 : cost 0 0.202 * * [simplify]: iteration done: 10 enodes (cost 7 ) 0.202 * [simplify]: Simplified to: (* (sqrt (- x 1.0)) (sqrt x)) 0.204 * * [progress]: iteration 1 / 4 0.204 * * * [progress]: picking best candidate 0.206 * * * * [pick]: Picked # 0.206 * * * [progress]: localizing error 0.216 * * * [progress]: generating rewritten candidates 0.216 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.292 * * * [progress]: generating series expansions 0.292 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.301 * [backup-simplify]: Simplify (* (sqrt (- x 1.0)) (sqrt x)) into (sqrt (* (- x 1.0) x)) 0.301 * [approximate]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in (x) around 0 0.303 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x 0.303 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 0.303 * [taylor]: Taking taylor expansion of (- x 1.0) in x 0.303 * [taylor]: Taking taylor expansion of x in x 0.303 * [backup-simplify]: Simplify 0 into 0 0.303 * [backup-simplify]: Simplify 1 into 1 0.303 * [taylor]: Taking taylor expansion of 1.0 in x 0.303 * [backup-simplify]: Simplify 1.0 into 1.0 0.303 * [taylor]: Taking taylor expansion of x in x 0.303 * [backup-simplify]: Simplify 0 into 0 0.304 * [backup-simplify]: Simplify 1 into 1 0.305 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 0.306 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 0.307 * [backup-simplify]: Simplify (* (- 1.0) 0) into 0 0.307 * [backup-simplify]: Simplify (- 0) into 0 0.308 * [backup-simplify]: Simplify (+ 1 0) into 1 0.310 * [backup-simplify]: Simplify (+ (* (- 1.0) 1) (* 1 0)) into (- 1.0) 0.310 * [backup-simplify]: Simplify (sqrt 0) into 0 0.312 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 0))) into +nan.0 0.312 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x 0.312 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 0.313 * [taylor]: Taking taylor expansion of (- x 1.0) in x 0.313 * [taylor]: Taking taylor expansion of x in x 0.313 * [backup-simplify]: Simplify 0 into 0 0.313 * [backup-simplify]: Simplify 1 into 1 0.313 * [taylor]: Taking taylor expansion of 1.0 in x 0.313 * [backup-simplify]: Simplify 1.0 into 1.0 0.313 * [taylor]: Taking taylor expansion of x in x 0.313 * [backup-simplify]: Simplify 0 into 0 0.313 * [backup-simplify]: Simplify 1 into 1 0.313 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 0.314 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 0.314 * [backup-simplify]: Simplify (* (- 1.0) 0) into 0 0.315 * [backup-simplify]: Simplify (- 0) into 0 0.315 * [backup-simplify]: Simplify (+ 1 0) into 1 0.377 * [backup-simplify]: Simplify (+ (* (- 1.0) 1) (* 1 0)) into (- 1.0) 0.378 * [backup-simplify]: Simplify (sqrt 0) into 0 0.381 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 0))) into +nan.0 0.382 * [backup-simplify]: Simplify 0 into 0 0.382 * [backup-simplify]: Simplify +nan.0 into +nan.0 0.384 * [backup-simplify]: Simplify (- 0) into 0 0.384 * [backup-simplify]: Simplify (+ 0 0) into 0 0.386 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (+ (* 1 1) (* 0 0))) into 1 0.391 * [backup-simplify]: Simplify (/ (- 1 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0 0.391 * [backup-simplify]: Simplify +nan.0 into +nan.0 0.392 * [backup-simplify]: Simplify (- 0) into 0 0.392 * [backup-simplify]: Simplify (+ 0 0) into 0 0.394 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0 0.432 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 0.433 * [backup-simplify]: Simplify +nan.0 into +nan.0 0.436 * [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)))))) 0.437 * [backup-simplify]: Simplify (* (sqrt (- (/ 1 x) 1.0)) (sqrt (/ 1 x))) into (sqrt (/ (- (/ 1 x) 1.0) x)) 0.437 * [approximate]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in (x) around 0 0.437 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x 0.437 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 0.437 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 0.437 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.437 * [taylor]: Taking taylor expansion of x in x 0.437 * [backup-simplify]: Simplify 0 into 0 0.437 * [backup-simplify]: Simplify 1 into 1 0.438 * [backup-simplify]: Simplify (/ 1 1) into 1 0.438 * [taylor]: Taking taylor expansion of 1.0 in x 0.438 * [backup-simplify]: Simplify 1.0 into 1.0 0.439 * [taylor]: Taking taylor expansion of x in x 0.439 * [backup-simplify]: Simplify 0 into 0 0.439 * [backup-simplify]: Simplify 1 into 1 0.440 * [backup-simplify]: Simplify (+ 1 0) into 1 0.441 * [backup-simplify]: Simplify (/ 1 1) into 1 0.441 * [backup-simplify]: Simplify (sqrt 1) into 1 0.443 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.444 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 0.447 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 0.451 * [backup-simplify]: Simplify (- (/ (- 1.0) 1) (+ (* 1 (/ 0 1)))) into (- 1.0) 0.453 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 1))) into -0.5 0.453 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x 0.453 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 0.453 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 0.453 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.453 * [taylor]: Taking taylor expansion of x in x 0.453 * [backup-simplify]: Simplify 0 into 0 0.453 * [backup-simplify]: Simplify 1 into 1 0.454 * [backup-simplify]: Simplify (/ 1 1) into 1 0.454 * [taylor]: Taking taylor expansion of 1.0 in x 0.454 * [backup-simplify]: Simplify 1.0 into 1.0 0.454 * [taylor]: Taking taylor expansion of x in x 0.454 * [backup-simplify]: Simplify 0 into 0 0.454 * [backup-simplify]: Simplify 1 into 1 0.455 * [backup-simplify]: Simplify (+ 1 0) into 1 0.455 * [backup-simplify]: Simplify (/ 1 1) into 1 0.456 * [backup-simplify]: Simplify (sqrt 1) into 1 0.457 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.457 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 0.458 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 0.462 * [backup-simplify]: Simplify (- (/ (- 1.0) 1) (+ (* 1 (/ 0 1)))) into (- 1.0) 0.463 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 1))) into -0.5 0.463 * [backup-simplify]: Simplify 1 into 1 0.464 * [backup-simplify]: Simplify -0.5 into -0.5 0.464 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.465 * [backup-simplify]: Simplify (- 0) into 0 0.465 * [backup-simplify]: Simplify (+ 0 0) into 0 0.466 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (- 1.0) (/ 0 1)))) into 0 0.469 * [backup-simplify]: Simplify (/ (- 0 (pow -0.5 2) (+)) (* 2 1)) into -0.125 0.470 * [backup-simplify]: Simplify -0.125 into -0.125 0.470 * [backup-simplify]: Simplify (+ (* -0.125 (/ 1 x)) (+ -0.5 (* 1 (/ 1 (/ 1 x))))) into (- x (+ 0.5 (* 0.125 (/ 1 x)))) 0.470 * [backup-simplify]: Simplify (* (sqrt (- (/ 1 (- x)) 1.0)) (sqrt (/ 1 (- x)))) into (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) 0.470 * [approximate]: Taking taylor expansion of (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in (x) around 0 0.470 * [taylor]: Taking taylor expansion of (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in x 0.470 * [taylor]: Taking taylor expansion of (sqrt (- (+ 1.0 (/ 1 x)))) in x 0.470 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in x 0.470 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 0.470 * [taylor]: Taking taylor expansion of 1.0 in x 0.470 * [backup-simplify]: Simplify 1.0 into 1.0 0.470 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.470 * [taylor]: Taking taylor expansion of x in x 0.470 * [backup-simplify]: Simplify 0 into 0 0.470 * [backup-simplify]: Simplify 1 into 1 0.471 * [backup-simplify]: Simplify (/ 1 1) into 1 0.471 * [backup-simplify]: Simplify (+ 0 1) into 1 0.472 * [backup-simplify]: Simplify (- 1) into -1 0.472 * [backup-simplify]: Simplify (sqrt 0) into 0 0.472 * [backup-simplify]: Simplify (- 1) into -1 0.474 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 0.474 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x 0.474 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.474 * [taylor]: Taking taylor expansion of -1 in x 0.474 * [backup-simplify]: Simplify -1 into -1 0.474 * [taylor]: Taking taylor expansion of x in x 0.474 * [backup-simplify]: Simplify 0 into 0 0.474 * [backup-simplify]: Simplify 1 into 1 0.476 * [backup-simplify]: Simplify (/ -1 1) into -1 0.476 * [backup-simplify]: Simplify (sqrt 0) into 0 0.478 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 0.478 * [taylor]: Taking taylor expansion of (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in x 0.478 * [taylor]: Taking taylor expansion of (sqrt (- (+ 1.0 (/ 1 x)))) in x 0.478 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in x 0.478 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 0.478 * [taylor]: Taking taylor expansion of 1.0 in x 0.478 * [backup-simplify]: Simplify 1.0 into 1.0 0.478 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.478 * [taylor]: Taking taylor expansion of x in x 0.478 * [backup-simplify]: Simplify 0 into 0 0.478 * [backup-simplify]: Simplify 1 into 1 0.478 * [backup-simplify]: Simplify (/ 1 1) into 1 0.479 * [backup-simplify]: Simplify (+ 0 1) into 1 0.479 * [backup-simplify]: Simplify (- 1) into -1 0.480 * [backup-simplify]: Simplify (sqrt 0) into 0 0.480 * [backup-simplify]: Simplify (- 1) into -1 0.482 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 0.482 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x 0.482 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.482 * [taylor]: Taking taylor expansion of -1 in x 0.482 * [backup-simplify]: Simplify -1 into -1 0.482 * [taylor]: Taking taylor expansion of x in x 0.482 * [backup-simplify]: Simplify 0 into 0 0.482 * [backup-simplify]: Simplify 1 into 1 0.482 * [backup-simplify]: Simplify (/ -1 1) into -1 0.483 * [backup-simplify]: Simplify (sqrt 0) into 0 0.484 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 0.485 * [backup-simplify]: Simplify (* 0 0) into 0 0.485 * [backup-simplify]: Simplify 0 into 0 0.486 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (* +nan.0 0)) into 0 0.486 * [backup-simplify]: Simplify 0 into 0 0.486 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0 0.490 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0 0.491 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.491 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0 0.492 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 0.496 * [backup-simplify]: Simplify (/ (- (- 1.0) (pow +nan.0 2) (+)) (* 2 0)) into +nan.0 0.499 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0))) into (- +nan.0) 0.500 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0) 0.501 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.505 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 0.506 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.507 * [backup-simplify]: Simplify (+ 0 0) into 0 0.507 * [backup-simplify]: Simplify (- 0) into 0 0.513 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 0.517 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0)))) into (- +nan.0) 0.518 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0) 0.519 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.526 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 0.527 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.528 * [backup-simplify]: Simplify (+ 0 0) into 0 0.528 * [backup-simplify]: Simplify (- 0) into 0 0.533 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 0.539 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0))))) into (- +nan.0) 0.540 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0) 0.541 * [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))))) 0.542 * * * [progress]: simplifying candidates 0.544 * [simplify]: Simplifying: (expm1 (* (sqrt (- x 1.0)) (sqrt x))) (log1p (* (sqrt (- x 1.0)) (sqrt x))) (* (- 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)) (- (+ (* +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))))) 0.546 * * [simplify]: Extracting # 0 : cost 0 0.546 * * [simplify]: Extracting # 1 : cost 0 0.546 * * [simplify]: Extracting # 2 : cost 0 0.546 * * [simplify]: Extracting # 3 : cost 0 0.546 * * [simplify]: Extracting # 4 : cost 0 0.546 * * [simplify]: Extracting # 5 : cost 0 0.547 * * [simplify]: Extracting # 6 : cost 0 0.547 * * [simplify]: Extracting # 7 : cost 0 0.547 * * [simplify]: Extracting # 8 : cost 0 0.547 * * [simplify]: Extracting # 9 : cost 0 0.548 * * [simplify]: iteration 0 : 85 enodes (cost 403 ) 0.605 * * [simplify]: Extracting # 0 : cost 0 0.605 * * [simplify]: Extracting # 1 : cost 0 0.606 * * [simplify]: Extracting # 2 : cost 0 0.607 * * [simplify]: Extracting # 3 : cost 0 0.607 * * [simplify]: Extracting # 4 : cost 0 0.608 * * [simplify]: iteration 1 : 197 enodes (cost 376 ) 0.713 * * [simplify]: Extracting # 0 : cost 0 0.713 * * [simplify]: Extracting # 1 : cost 0 0.714 * * [simplify]: Extracting # 2 : cost 0 0.715 * * [simplify]: Extracting # 3 : cost 0 0.716 * * [simplify]: Extracting # 4 : cost 0 0.716 * * [simplify]: iteration 2 : 689 enodes (cost 356 ) 1.824 * * [simplify]: Extracting # 0 : cost 0 1.832 * * [simplify]: Extracting # 1 : cost 0 1.840 * * [simplify]: Extracting # 2 : cost 0 1.848 * * [simplify]: Extracting # 3 : cost 0 1.859 * * [simplify]: Extracting # 4 : cost 0 1.867 * * [simplify]: iteration 3 : 3842 enodes (cost 351 ) 3.409 * * [simplify]: Extracting # 0 : cost 0 3.428 * * [simplify]: Extracting # 1 : cost 0 3.439 * * [simplify]: Extracting # 2 : cost 0 3.444 * * [simplify]: Extracting # 3 : cost 0 3.450 * * [simplify]: iteration done: 5000 enodes (cost 350 ) 3.450 * [simplify]: Simplified to: (expm1 (* (sqrt (- x 1.0)) (sqrt x))) (log1p (* (sqrt (- x 1.0)) (sqrt x))) (* 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)))) (* (sqrt (- x 1.0)) (fabs (cbrt x))) (* (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)) (* +nan.0 (fma x (- x) (- (pow x 3) x))) (- x (+ (/ 0.125 x) 0.5)) (- (- (/ +nan.0 x) +nan.0) (/ +nan.0 (* x x))) 3.451 * * * [progress]: adding candidates to table 3.563 * * [progress]: iteration 2 / 4 3.563 * * * [progress]: picking best candidate 3.565 * * * * [pick]: Picked # 3.566 * * * [progress]: localizing error 3.570 * * * [progress]: generating rewritten candidates 3.571 * * * [progress]: generating series expansions 3.571 * * * [progress]: simplifying candidates 3.571 * [simplify]: Simplifying: 3.571 * * [simplify]: Extracting # 0 : cost 0 3.571 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 3.571 * * [simplify]: Extracting # 0 : cost 0 3.571 * * [simplify]: iteration done: 0 enodes (cost 0 ) 3.571 * [simplify]: Simplified to: 3.571 * * * [progress]: adding candidates to table 3.571 * * [progress]: iteration 3 / 4 3.571 * * * [progress]: picking best candidate 3.573 * * * * [pick]: Picked # 3.573 * * * [progress]: localizing error 3.592 * * * [progress]: generating rewritten candidates 3.592 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 3.625 * * * [progress]: generating series expansions 3.625 * * * * [progress]: [ 1 / 1 ] generating series at (2) 3.626 * [backup-simplify]: Simplify (pow (* x (- x 1.0)) (/ 1 2)) into (pow (* (- x 1.0) x) 1/2) 3.626 * [approximate]: Taking taylor expansion of (pow (* (- x 1.0) x) 1/2) in (x) around 0 3.626 * [taylor]: Taking taylor expansion of (pow (* (- x 1.0) x) 1/2) in x 3.626 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (* (- x 1.0) x)))) in x 3.626 * [taylor]: Taking taylor expansion of (* 1/2 (log (* (- x 1.0) x))) in x 3.626 * [taylor]: Taking taylor expansion of 1/2 in x 3.626 * [backup-simplify]: Simplify 1/2 into 1/2 3.626 * [taylor]: Taking taylor expansion of (log (* (- x 1.0) x)) in x 3.626 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 3.626 * [taylor]: Taking taylor expansion of (- x 1.0) in x 3.626 * [taylor]: Taking taylor expansion of x in x 3.626 * [backup-simplify]: Simplify 0 into 0 3.626 * [backup-simplify]: Simplify 1 into 1 3.626 * [taylor]: Taking taylor expansion of 1.0 in x 3.626 * [backup-simplify]: Simplify 1.0 into 1.0 3.626 * [taylor]: Taking taylor expansion of x in x 3.626 * [backup-simplify]: Simplify 0 into 0 3.626 * [backup-simplify]: Simplify 1 into 1 3.627 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 3.627 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 3.627 * [backup-simplify]: Simplify (* (- 1.0) 0) into 0 3.628 * [backup-simplify]: Simplify (- 0) into 0 3.628 * [backup-simplify]: Simplify (+ 1 0) into 1 3.629 * [backup-simplify]: Simplify (+ (* (- 1.0) 1) (* 1 0)) into (- 1.0) 3.630 * [backup-simplify]: Simplify (log (- 1.0)) into (log (- 1.0)) 3.630 * [backup-simplify]: Simplify (+ (* (- -1) (log x)) (log (- 1.0))) into (+ (log (- 1.0)) (log x)) 3.631 * [backup-simplify]: Simplify (* 1/2 (+ (log (- 1.0)) (log x))) into (* 1/2 (+ (log (- 1.0)) (log x))) 3.632 * [backup-simplify]: Simplify (exp (* 1/2 (+ (log (- 1.0)) (log x)))) into (exp (* 1/2 (+ (log (- 1.0)) (log x)))) 3.632 * [taylor]: Taking taylor expansion of (pow (* (- x 1.0) x) 1/2) in x 3.632 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (* (- x 1.0) x)))) in x 3.632 * [taylor]: Taking taylor expansion of (* 1/2 (log (* (- x 1.0) x))) in x 3.632 * [taylor]: Taking taylor expansion of 1/2 in x 3.632 * [backup-simplify]: Simplify 1/2 into 1/2 3.632 * [taylor]: Taking taylor expansion of (log (* (- x 1.0) x)) in x 3.632 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 3.632 * [taylor]: Taking taylor expansion of (- x 1.0) in x 3.632 * [taylor]: Taking taylor expansion of x in x 3.632 * [backup-simplify]: Simplify 0 into 0 3.632 * [backup-simplify]: Simplify 1 into 1 3.632 * [taylor]: Taking taylor expansion of 1.0 in x 3.632 * [backup-simplify]: Simplify 1.0 into 1.0 3.632 * [taylor]: Taking taylor expansion of x in x 3.632 * [backup-simplify]: Simplify 0 into 0 3.632 * [backup-simplify]: Simplify 1 into 1 3.632 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 3.633 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 3.633 * [backup-simplify]: Simplify (* (- 1.0) 0) into 0 3.633 * [backup-simplify]: Simplify (- 0) into 0 3.634 * [backup-simplify]: Simplify (+ 1 0) into 1 3.635 * [backup-simplify]: Simplify (+ (* (- 1.0) 1) (* 1 0)) into (- 1.0) 3.635 * [backup-simplify]: Simplify (log (- 1.0)) into (log (- 1.0)) 3.636 * [backup-simplify]: Simplify (+ (* (- -1) (log x)) (log (- 1.0))) into (+ (log (- 1.0)) (log x)) 3.637 * [backup-simplify]: Simplify (* 1/2 (+ (log (- 1.0)) (log x))) into (* 1/2 (+ (log (- 1.0)) (log x))) 3.637 * [backup-simplify]: Simplify (exp (* 1/2 (+ (log (- 1.0)) (log x)))) into (exp (* 1/2 (+ (log (- 1.0)) (log x)))) 3.638 * [backup-simplify]: Simplify (exp (* 1/2 (+ (log (- 1.0)) (log x)))) into (exp (* 1/2 (+ (log (- 1.0)) (log x)))) 3.639 * [backup-simplify]: Simplify (- 0) into 0 3.639 * [backup-simplify]: Simplify (+ 0 0) into 0 3.640 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (+ (* 1 1) (* 0 0))) into 1 3.644 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1) 1)) (pow (- 1.0) 1)))) 1) into -1.0 3.645 * [backup-simplify]: Simplify (+ (* (- -1) (log x)) (log (- 1.0))) into (+ (log (- 1.0)) (log x)) 3.645 * [backup-simplify]: Simplify (+ (* 1/2 -1.0) (* 0 (+ (log (- 1.0)) (log x)))) into (- 0.5) 3.648 * [backup-simplify]: Simplify (* (exp (* 1/2 (+ (log (- 1.0)) (log x)))) (+ (* (/ (pow (- 0.5) 1) 1)))) into (* -0.5 (exp (* 1/2 (+ (log (- 1.0)) (log x))))) 3.648 * [backup-simplify]: Simplify (* -0.5 (exp (* 1/2 (+ (log (- 1.0)) (log x))))) into (* -0.5 (exp (* 1/2 (+ (log (- 1.0)) (log x))))) 3.649 * [backup-simplify]: Simplify (- 0) into 0 3.649 * [backup-simplify]: Simplify (+ 0 0) into 0 3.650 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0 3.657 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 1) 2)) (pow (- 1.0) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (- 1.0) 1)))) 2) into (/ -1/2 (pow -1.0 2)) 3.657 * [backup-simplify]: Simplify (+ (* (- -1) (log x)) (log (- 1.0))) into (+ (log (- 1.0)) (log x)) 3.659 * [backup-simplify]: Simplify (+ (* 1/2 (/ -1/2 (pow -1.0 2))) (+ (* 0 -1.0) (* 0 (+ (log (- 1.0)) (log x))))) into (- (* 1/4 (/ 1 (pow -1.0 2)))) 3.666 * [backup-simplify]: Simplify (* (exp (* 1/2 (+ (log (- 1.0)) (log x)))) (+ (* (/ (pow (- 0.5) 2) 2)) (* (/ (pow (- (* 1/4 (/ 1 (pow -1.0 2)))) 1) 1)))) into (* (- 0.125 (* 1/4 (/ 1 (pow -1.0 2)))) (exp (* 1/2 (+ (log (- 1.0)) (log x))))) 3.668 * [backup-simplify]: Simplify (* (- 0.125 (* 1/4 (/ 1 (pow -1.0 2)))) (exp (* 1/2 (+ (log (- 1.0)) (log x))))) into (* (- 0.125 (* 1/4 (/ 1 (pow -1.0 2)))) (exp (* 1/2 (+ (log (- 1.0)) (log x))))) 3.672 * [backup-simplify]: Simplify (+ (* (* (- 0.125 (* 1/4 (/ 1 (pow -1.0 2)))) (exp (* 1/2 (+ (log (- 1.0)) (log x))))) (pow x 2)) (+ (* (* -0.5 (exp (* 1/2 (+ (log (- 1.0)) (log x))))) x) (exp (* 1/2 (+ (log (- 1.0)) (log x)))))) into (- (+ (* 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)))))))) 3.672 * [backup-simplify]: Simplify (pow (* (/ 1 x) (- (/ 1 x) 1.0)) (/ 1 2)) into (pow (/ (- (/ 1 x) 1.0) x) 1/2) 3.672 * [approximate]: Taking taylor expansion of (pow (/ (- (/ 1 x) 1.0) x) 1/2) in (x) around 0 3.672 * [taylor]: Taking taylor expansion of (pow (/ (- (/ 1 x) 1.0) x) 1/2) in x 3.672 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (/ (- (/ 1 x) 1.0) x)))) in x 3.672 * [taylor]: Taking taylor expansion of (* 1/2 (log (/ (- (/ 1 x) 1.0) x))) in x 3.672 * [taylor]: Taking taylor expansion of 1/2 in x 3.672 * [backup-simplify]: Simplify 1/2 into 1/2 3.672 * [taylor]: Taking taylor expansion of (log (/ (- (/ 1 x) 1.0) x)) in x 3.672 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 3.672 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 3.672 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.672 * [taylor]: Taking taylor expansion of x in x 3.672 * [backup-simplify]: Simplify 0 into 0 3.672 * [backup-simplify]: Simplify 1 into 1 3.673 * [backup-simplify]: Simplify (/ 1 1) into 1 3.673 * [taylor]: Taking taylor expansion of 1.0 in x 3.673 * [backup-simplify]: Simplify 1.0 into 1.0 3.673 * [taylor]: Taking taylor expansion of x in x 3.673 * [backup-simplify]: Simplify 0 into 0 3.673 * [backup-simplify]: Simplify 1 into 1 3.673 * [backup-simplify]: Simplify (+ 1 0) into 1 3.673 * [backup-simplify]: Simplify (/ 1 1) into 1 3.673 * [backup-simplify]: Simplify (log 1) into 0 3.674 * [backup-simplify]: Simplify (+ (* (- 2) (log x)) 0) into (- (* 2 (log x))) 3.674 * [backup-simplify]: Simplify (* 1/2 (- (* 2 (log x)))) into (* -1 (log x)) 3.674 * [backup-simplify]: Simplify (exp (* -1 (log x))) into (pow x -1) 3.674 * [taylor]: Taking taylor expansion of (pow (/ (- (/ 1 x) 1.0) x) 1/2) in x 3.674 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (/ (- (/ 1 x) 1.0) x)))) in x 3.674 * [taylor]: Taking taylor expansion of (* 1/2 (log (/ (- (/ 1 x) 1.0) x))) in x 3.674 * [taylor]: Taking taylor expansion of 1/2 in x 3.674 * [backup-simplify]: Simplify 1/2 into 1/2 3.674 * [taylor]: Taking taylor expansion of (log (/ (- (/ 1 x) 1.0) x)) in x 3.674 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 3.674 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 3.674 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.674 * [taylor]: Taking taylor expansion of x in x 3.674 * [backup-simplify]: Simplify 0 into 0 3.674 * [backup-simplify]: Simplify 1 into 1 3.674 * [backup-simplify]: Simplify (/ 1 1) into 1 3.674 * [taylor]: Taking taylor expansion of 1.0 in x 3.674 * [backup-simplify]: Simplify 1.0 into 1.0 3.674 * [taylor]: Taking taylor expansion of x in x 3.674 * [backup-simplify]: Simplify 0 into 0 3.674 * [backup-simplify]: Simplify 1 into 1 3.675 * [backup-simplify]: Simplify (+ 1 0) into 1 3.675 * [backup-simplify]: Simplify (/ 1 1) into 1 3.675 * [backup-simplify]: Simplify (log 1) into 0 3.675 * [backup-simplify]: Simplify (+ (* (- 2) (log x)) 0) into (- (* 2 (log x))) 3.676 * [backup-simplify]: Simplify (* 1/2 (- (* 2 (log x)))) into (* -1 (log x)) 3.676 * [backup-simplify]: Simplify (exp (* -1 (log x))) into (pow x -1) 3.676 * [backup-simplify]: Simplify (pow x -1) into (pow x -1) 3.677 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.677 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 3.678 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 3.680 * [backup-simplify]: Simplify (- (/ (- 1.0) 1) (+ (* 1 (/ 0 1)))) into (- 1.0) 3.688 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 (- 1.0)) 1)) (pow 1 1)))) 1) into -1.0 3.689 * [backup-simplify]: Simplify (+ (* (- 2) (log x)) 0) into (- (* 2 (log x))) 3.689 * [backup-simplify]: Simplify (+ (* 1/2 -1.0) (* 0 (- (* 2 (log x))))) into (- 0.5) 3.692 * [backup-simplify]: Simplify (* (exp (* -1 (log x))) (+ (* (/ (pow (- 0.5) 1) 1)))) into (/ -0.5 x) 3.692 * [backup-simplify]: Simplify (/ -0.5 x) into (/ -0.5 x) 3.694 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.694 * [backup-simplify]: Simplify (- 0) into 0 3.695 * [backup-simplify]: Simplify (+ 0 0) into 0 3.696 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (- 1.0) (/ 0 1)))) into 0 3.708 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 (- 1.0)) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow 1 1)))) 2) into -0.5 3.709 * [backup-simplify]: Simplify (+ (* (- 2) (log x)) 0) into (- (* 2 (log x))) 3.710 * [backup-simplify]: Simplify (+ (* 1/2 -0.5) (+ (* 0 -1.0) (* 0 (- (* 2 (log x)))))) into (- 0.25) 3.725 * [backup-simplify]: Simplify (* (exp (* -1 (log x))) (+ (* (/ (pow (- 0.5) 2) 2)) (* (/ (pow (- 0.25) 1) 1)))) into (/ -0.125 x) 3.725 * [backup-simplify]: Simplify (/ -0.125 x) into (/ -0.125 x) 3.726 * [backup-simplify]: Simplify (+ (* (/ -0.125 (/ 1 x)) (pow (/ 1 x) 2)) (+ (* (/ -0.5 (/ 1 x)) (/ 1 x)) (pow (/ 1 x) -1))) into (- (pow (/ 1 x) -1) (+ 0.5 (* 0.125 (/ 1 x)))) 3.727 * [backup-simplify]: Simplify (pow (* (/ 1 (- x)) (- (/ 1 (- x)) 1.0)) (/ 1 2)) into (pow (/ (+ 1.0 (/ 1 x)) x) 1/2) 3.727 * [approximate]: Taking taylor expansion of (pow (/ (+ 1.0 (/ 1 x)) x) 1/2) in (x) around 0 3.727 * [taylor]: Taking taylor expansion of (pow (/ (+ 1.0 (/ 1 x)) x) 1/2) in x 3.727 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (/ (+ 1.0 (/ 1 x)) x)))) in x 3.727 * [taylor]: Taking taylor expansion of (* 1/2 (log (/ (+ 1.0 (/ 1 x)) x))) in x 3.727 * [taylor]: Taking taylor expansion of 1/2 in x 3.727 * [backup-simplify]: Simplify 1/2 into 1/2 3.727 * [taylor]: Taking taylor expansion of (log (/ (+ 1.0 (/ 1 x)) x)) in x 3.727 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x 3.727 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 3.727 * [taylor]: Taking taylor expansion of 1.0 in x 3.727 * [backup-simplify]: Simplify 1.0 into 1.0 3.727 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.727 * [taylor]: Taking taylor expansion of x in x 3.727 * [backup-simplify]: Simplify 0 into 0 3.727 * [backup-simplify]: Simplify 1 into 1 3.728 * [backup-simplify]: Simplify (/ 1 1) into 1 3.728 * [taylor]: Taking taylor expansion of x in x 3.728 * [backup-simplify]: Simplify 0 into 0 3.728 * [backup-simplify]: Simplify 1 into 1 3.728 * [backup-simplify]: Simplify (+ 0 1) into 1 3.729 * [backup-simplify]: Simplify (/ 1 1) into 1 3.729 * [backup-simplify]: Simplify (log 1) into 0 3.729 * [backup-simplify]: Simplify (+ (* (- 2) (log x)) 0) into (- (* 2 (log x))) 3.730 * [backup-simplify]: Simplify (* 1/2 (- (* 2 (log x)))) into (* -1 (log x)) 3.730 * [backup-simplify]: Simplify (exp (* -1 (log x))) into (pow x -1) 3.730 * [taylor]: Taking taylor expansion of (pow (/ (+ 1.0 (/ 1 x)) x) 1/2) in x 3.730 * [taylor]: Taking taylor expansion of (exp (* 1/2 (log (/ (+ 1.0 (/ 1 x)) x)))) in x 3.730 * [taylor]: Taking taylor expansion of (* 1/2 (log (/ (+ 1.0 (/ 1 x)) x))) in x 3.730 * [taylor]: Taking taylor expansion of 1/2 in x 3.730 * [backup-simplify]: Simplify 1/2 into 1/2 3.730 * [taylor]: Taking taylor expansion of (log (/ (+ 1.0 (/ 1 x)) x)) in x 3.730 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x 3.730 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 3.730 * [taylor]: Taking taylor expansion of 1.0 in x 3.730 * [backup-simplify]: Simplify 1.0 into 1.0 3.730 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.730 * [taylor]: Taking taylor expansion of x in x 3.730 * [backup-simplify]: Simplify 0 into 0 3.730 * [backup-simplify]: Simplify 1 into 1 3.731 * [backup-simplify]: Simplify (/ 1 1) into 1 3.731 * [taylor]: Taking taylor expansion of x in x 3.731 * [backup-simplify]: Simplify 0 into 0 3.731 * [backup-simplify]: Simplify 1 into 1 3.731 * [backup-simplify]: Simplify (+ 0 1) into 1 3.732 * [backup-simplify]: Simplify (/ 1 1) into 1 3.732 * [backup-simplify]: Simplify (log 1) into 0 3.733 * [backup-simplify]: Simplify (+ (* (- 2) (log x)) 0) into (- (* 2 (log x))) 3.733 * [backup-simplify]: Simplify (* 1/2 (- (* 2 (log x)))) into (* -1 (log x)) 3.733 * [backup-simplify]: Simplify (exp (* -1 (log x))) into (pow x -1) 3.733 * [backup-simplify]: Simplify (pow x -1) into (pow x -1) 3.734 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.735 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0 3.737 * [backup-simplify]: Simplify (- (/ 1.0 1) (+ (* 1 (/ 0 1)))) into 1.0 3.743 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1.0) 1)) (pow 1 1)))) 1) into 1.0 3.743 * [backup-simplify]: Simplify (+ (* (- 2) (log x)) 0) into (- (* 2 (log x))) 3.744 * [backup-simplify]: Simplify (+ (* 1/2 1.0) (* 0 (- (* 2 (log x))))) into 0.5 3.746 * [backup-simplify]: Simplify (* (exp (* -1 (log x))) (+ (* (/ (pow 0.5 1) 1)))) into (/ 0.5 x) 3.746 * [backup-simplify]: Simplify (/ 0.5 x) into (/ 0.5 x) 3.747 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.748 * [backup-simplify]: Simplify (+ 0 0) into 0 3.749 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 1.0 (/ 0 1)))) into 0 3.758 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 1.0) 2)) (pow 1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow 1 1)))) 2) into -0.5 3.759 * [backup-simplify]: Simplify (+ (* (- 2) (log x)) 0) into (- (* 2 (log x))) 3.759 * [backup-simplify]: Simplify (+ (* 1/2 -0.5) (+ (* 0 1.0) (* 0 (- (* 2 (log x)))))) into (- 0.25) 3.762 * [backup-simplify]: Simplify (* (exp (* -1 (log x))) (+ (* (/ (pow 0.5 2) 2)) (* (/ (pow (- 0.25) 1) 1)))) into (/ -0.125 x) 3.762 * [backup-simplify]: Simplify (/ -0.125 x) into (/ -0.125 x) 3.763 * [backup-simplify]: Simplify (+ (* (/ -0.125 (/ 1 (- x))) (pow (/ 1 (- x)) 2)) (+ (* (/ 0.5 (/ 1 (- x))) (/ 1 (- x))) (pow (/ 1 (- x)) -1))) into (+ 0.5 (+ (pow (/ -1 x) -1) (* 0.125 (/ 1 x)))) 3.763 * * * [progress]: simplifying candidates 3.764 * [simplify]: Simplifying: (expm1 (pow (* x (- x 1.0)) (/ 1 2))) (log1p (pow (* x (- x 1.0)) (/ 1 2))) (* (+ (log x) (log (- x 1.0))) (/ 1 2)) (* (log (* x (- x 1.0))) (/ 1 2)) (* (log (* x (- x 1.0))) (/ 1 2)) (* 1 (/ 1 2)) (* 1 (/ 1 2)) (pow (* x (- x 1.0)) (* (cbrt (/ 1 2)) (cbrt (/ 1 2)))) (pow (* x (- x 1.0)) (sqrt (/ 1 2))) (pow (* x (- x 1.0)) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt 2) (cbrt 2)))) (pow (* x (- x 1.0)) (/ (* (cbrt 1) (cbrt 1)) (sqrt 2))) (pow (* x (- x 1.0)) (/ (* (cbrt 1) (cbrt 1)) 1)) (pow (* x (- x 1.0)) (/ (sqrt 1) (* (cbrt 2) (cbrt 2)))) (pow (* x (- x 1.0)) (/ (sqrt 1) (sqrt 2))) (pow (* x (- x 1.0)) (/ (sqrt 1) 1)) (pow (* x (- x 1.0)) (/ 1 (* (cbrt 2) (cbrt 2)))) (pow (* x (- x 1.0)) (/ 1 (sqrt 2))) (pow (* x (- x 1.0)) (/ 1 1)) (pow (* x (- x 1.0)) 1) (pow (* x (- x 1.0)) 1) (pow x (/ 1 2)) (pow (- x 1.0) (/ 1 2)) (log (pow (* x (- x 1.0)) (/ 1 2))) (exp (pow (* x (- x 1.0)) (/ 1 2))) (* (cbrt (pow (* x (- x 1.0)) (/ 1 2))) (cbrt (pow (* x (- x 1.0)) (/ 1 2)))) (cbrt (pow (* x (- x 1.0)) (/ 1 2))) (* (* (pow (* x (- x 1.0)) (/ 1 2)) (pow (* x (- x 1.0)) (/ 1 2))) (pow (* x (- x 1.0)) (/ 1 2))) (sqrt (pow (* x (- x 1.0)) (/ 1 2))) (sqrt (pow (* x (- x 1.0)) (/ 1 2))) (pow (* x (- x 1.0)) (/ (/ 1 2) 2)) (pow (* x (- x 1.0)) (/ (/ 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)))) 3.764 * * [simplify]: Extracting # 0 : cost 0 3.765 * * [simplify]: Extracting # 1 : cost 0 3.765 * * [simplify]: Extracting # 2 : cost 0 3.765 * * [simplify]: Extracting # 3 : cost 0 3.765 * * [simplify]: Extracting # 4 : cost 0 3.765 * * [simplify]: Extracting # 5 : cost 0 3.765 * * [simplify]: Extracting # 6 : cost 0 3.765 * * [simplify]: Extracting # 7 : cost 0 3.765 * * [simplify]: Extracting # 8 : cost 0 3.765 * * [simplify]: Extracting # 9 : cost 0 3.765 * * [simplify]: Extracting # 10 : cost 0 3.766 * * [simplify]: Extracting # 11 : cost 0 3.766 * * [simplify]: Extracting # 12 : cost 0 3.766 * * [simplify]: iteration 0 : 89 enodes (cost 430 ) 3.812 * * [simplify]: Extracting # 0 : cost 0 3.813 * * [simplify]: Extracting # 1 : cost 0 3.813 * * [simplify]: Extracting # 2 : cost 0 3.814 * * [simplify]: Extracting # 3 : cost 0 3.814 * * [simplify]: Extracting # 4 : cost 0 3.815 * * [simplify]: iteration 1 : 249 enodes (cost 334 ) 3.963 * * [simplify]: Extracting # 0 : cost 0 3.965 * * [simplify]: Extracting # 1 : cost 0 3.967 * * [simplify]: Extracting # 2 : cost 0 3.968 * * [simplify]: Extracting # 3 : cost 0 3.970 * * [simplify]: Extracting # 4 : cost 0 3.972 * * [simplify]: iteration 2 : 896 enodes (cost 297 ) 4.714 * * [simplify]: Extracting # 0 : cost 0 4.722 * * [simplify]: Extracting # 1 : cost 0 4.728 * * [simplify]: Extracting # 2 : cost 0 4.733 * * [simplify]: Extracting # 3 : cost 0 4.739 * * [simplify]: Extracting # 4 : cost 0 4.742 * * [simplify]: iteration 3 : 3790 enodes (cost 278 ) 5.769 * * [simplify]: Extracting # 0 : cost 0 5.779 * * [simplify]: Extracting # 1 : cost 0 5.790 * * [simplify]: Extracting # 2 : cost 0 5.797 * * [simplify]: iteration done: 5000 enodes (cost 277 ) 5.798 * [simplify]: Simplified to: (expm1 (sqrt (* x (- x 1.0)))) (log1p (sqrt (* x (- x 1.0)))) (log (sqrt (* x (- x 1.0)))) (log (sqrt (* x (- x 1.0)))) (log (sqrt (* x (- x 1.0)))) 1/2 1/2 (pow (* x (- x 1.0)) (* (cbrt 1/2) (cbrt 1/2))) (pow (* x (- x 1.0)) (sqrt 1/2)) (pow (* x (- x 1.0)) (/ 1 (* (cbrt 2) (cbrt 2)))) (pow (* x (- x 1.0)) (/ 1 (sqrt 2))) (* (- x 1.0) x) (pow (* x (- x 1.0)) (/ 1 (* (cbrt 2) (cbrt 2)))) (pow (* x (- x 1.0)) (/ 1 (sqrt 2))) (* (- x 1.0) x) (pow (* x (- x 1.0)) (/ 1 (* (cbrt 2) (cbrt 2)))) (pow (* x (- x 1.0)) (/ 1 (sqrt 2))) (* (- x 1.0) x) (* (- x 1.0) x) (* (- x 1.0) x) (sqrt x) (sqrt (- x 1.0)) (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 (* (- x 1.0) x) 3/2) (sqrt (sqrt (* x (- x 1.0)))) (sqrt (sqrt (* x (- x 1.0)))) (pow (* x (- x 1.0)) 1/4) (pow (* x (- x 1.0)) 1/4) (fma (* (pow (- 1.0) 1/2) (sqrt x)) (- (fma 0.125 (* x x) 1) (* 0.5 x)) (* (/ (/ (pow x 2) (/ -1.0 (* (pow (- 1.0) 1/2) (sqrt x)))) -1.0) -1/4)) (- (- x 0.5) (/ 0.125 x)) (fma -1 x (+ (/ 0.125 x) 0.5)) 5.798 * * * [progress]: adding candidates to table 5.894 * [progress]: [Phase 3 of 3] Extracting. 5.894 * * [regime]: Finding splitpoints for: (# # #) 5.895 * * * [regime-changes]: Trying 2 branch expressions: ((* (sqrt (- x 1.0)) (sqrt x)) x) 5.896 * * * * [regimes]: Trying to branch on (* (sqrt (- x 1.0)) (sqrt x)) from (# # #) 5.933 * * * * [regimes]: Trying to branch on x from (# # #) 5.945 * * * [regime]: Found split indices: #