0.784 * [progress]: [Phase 1 of 3] Setting up. 0.002 * * * [progress]: [1/2] Preparing points 0.098 * * * [progress]: [2/2] Setting up program. 0.104 * [progress]: [Phase 2 of 3] Improving. 0.168 * [simplify]: Simplifying: (* (sqrt (- x 1.0)) (sqrt x)) 0.169 * * [simplify]: Extracting # 0 : cost 0 0.170 * * [simplify]: Extracting # 1 : cost 0 0.170 * * [simplify]: Extracting # 2 : cost 0 0.170 * * [simplify]: Extracting # 3 : cost 0 0.170 * * [simplify]: Extracting # 4 : cost 0 0.170 * * [simplify]: Extracting # 5 : cost 0 0.170 * * [simplify]: iteration 0 : 6 enodes (cost 7 ) 0.179 * * [simplify]: Extracting # 0 : cost 0 0.179 * * [simplify]: Extracting # 1 : cost 0 0.179 * * [simplify]: Extracting # 2 : cost 0 0.179 * * [simplify]: iteration 1 : 9 enodes (cost 7 ) 0.182 * * [simplify]: Extracting # 0 : cost 0 0.182 * * [simplify]: iteration 2 : 10 enodes (cost 7 ) 0.185 * * [simplify]: Extracting # 0 : cost 0 0.185 * * [simplify]: iteration done: 10 enodes (cost 7 ) 0.185 * [simplify]: Simplified to: (* (sqrt (- x 1.0)) (sqrt x)) 0.187 * * [progress]: iteration 1 / 4 0.187 * * * [progress]: picking best candidate 0.190 * * * * [pick]: Picked # 0.190 * * * [progress]: localizing error 0.205 * * * [progress]: generating rewritten candidates 0.205 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.267 * * * [progress]: generating series expansions 0.267 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.275 * [backup-simplify]: Simplify (* (sqrt (- x 1.0)) (sqrt x)) into (sqrt (* (- x 1.0) x)) 0.275 * [approximate]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in (x) around 0 0.277 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x 0.277 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 0.277 * [taylor]: Taking taylor expansion of (- x 1.0) in x 0.277 * [taylor]: Taking taylor expansion of x in x 0.277 * [backup-simplify]: Simplify 0 into 0 0.277 * [backup-simplify]: Simplify 1 into 1 0.277 * [taylor]: Taking taylor expansion of 1.0 in x 0.277 * [backup-simplify]: Simplify 1.0 into 1.0 0.277 * [taylor]: Taking taylor expansion of x in x 0.277 * [backup-simplify]: Simplify 0 into 0 0.277 * [backup-simplify]: Simplify 1 into 1 0.278 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 0.280 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 0.280 * [backup-simplify]: Simplify (* (- 1.0) 0) into 0 0.281 * [backup-simplify]: Simplify (- 0) into 0 0.281 * [backup-simplify]: Simplify (+ 1 0) into 1 0.283 * [backup-simplify]: Simplify (+ (* (- 1.0) 1) (* 1 0)) into (- 1.0) 0.284 * [backup-simplify]: Simplify (sqrt 0) into 0 0.286 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 0))) into +nan.0 0.286 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x 0.286 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 0.286 * [taylor]: Taking taylor expansion of (- x 1.0) in x 0.286 * [taylor]: Taking taylor expansion of x in x 0.286 * [backup-simplify]: Simplify 0 into 0 0.286 * [backup-simplify]: Simplify 1 into 1 0.286 * [taylor]: Taking taylor expansion of 1.0 in x 0.286 * [backup-simplify]: Simplify 1.0 into 1.0 0.286 * [taylor]: Taking taylor expansion of x in x 0.286 * [backup-simplify]: Simplify 0 into 0 0.286 * [backup-simplify]: Simplify 1 into 1 0.287 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 0.287 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 0.288 * [backup-simplify]: Simplify (* (- 1.0) 0) into 0 0.288 * [backup-simplify]: Simplify (- 0) into 0 0.289 * [backup-simplify]: Simplify (+ 1 0) into 1 0.291 * [backup-simplify]: Simplify (+ (* (- 1.0) 1) (* 1 0)) into (- 1.0) 0.291 * [backup-simplify]: Simplify (sqrt 0) into 0 0.309 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 0))) into +nan.0 0.310 * [backup-simplify]: Simplify 0 into 0 0.310 * [backup-simplify]: Simplify +nan.0 into +nan.0 0.311 * [backup-simplify]: Simplify (- 0) into 0 0.311 * [backup-simplify]: Simplify (+ 0 0) into 0 0.313 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (+ (* 1 1) (* 0 0))) into 1 0.317 * [backup-simplify]: Simplify (/ (- 1 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0 0.317 * [backup-simplify]: Simplify +nan.0 into +nan.0 0.317 * [backup-simplify]: Simplify (- 0) into 0 0.318 * [backup-simplify]: Simplify (+ 0 0) into 0 0.320 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0 0.326 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 0.326 * [backup-simplify]: Simplify +nan.0 into +nan.0 0.327 * [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)))))) 0.328 * [backup-simplify]: Simplify (* (sqrt (- (/ 1 x) 1.0)) (sqrt (/ 1 x))) into (sqrt (/ (- (/ 1 x) 1.0) x)) 0.328 * [approximate]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in (x) around 0 0.328 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x 0.328 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 0.328 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 0.328 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.328 * [taylor]: Taking taylor expansion of x in x 0.328 * [backup-simplify]: Simplify 0 into 0 0.328 * [backup-simplify]: Simplify 1 into 1 0.329 * [backup-simplify]: Simplify (/ 1 1) into 1 0.329 * [taylor]: Taking taylor expansion of 1.0 in x 0.329 * [backup-simplify]: Simplify 1.0 into 1.0 0.329 * [taylor]: Taking taylor expansion of x in x 0.329 * [backup-simplify]: Simplify 0 into 0 0.329 * [backup-simplify]: Simplify 1 into 1 0.330 * [backup-simplify]: Simplify (+ 1 0) into 1 0.330 * [backup-simplify]: Simplify (/ 1 1) into 1 0.331 * [backup-simplify]: Simplify (sqrt 1) into 1 0.332 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.333 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 0.333 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 0.336 * [backup-simplify]: Simplify (- (/ (- 1.0) 1) (+ (* 1 (/ 0 1)))) into (- 1.0) 0.338 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 1))) into -0.5 0.338 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x 0.338 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 0.338 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 0.338 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.338 * [taylor]: Taking taylor expansion of x in x 0.338 * [backup-simplify]: Simplify 0 into 0 0.338 * [backup-simplify]: Simplify 1 into 1 0.338 * [backup-simplify]: Simplify (/ 1 1) into 1 0.339 * [taylor]: Taking taylor expansion of 1.0 in x 0.339 * [backup-simplify]: Simplify 1.0 into 1.0 0.339 * [taylor]: Taking taylor expansion of x in x 0.339 * [backup-simplify]: Simplify 0 into 0 0.339 * [backup-simplify]: Simplify 1 into 1 0.339 * [backup-simplify]: Simplify (+ 1 0) into 1 0.340 * [backup-simplify]: Simplify (/ 1 1) into 1 0.340 * [backup-simplify]: Simplify (sqrt 1) into 1 0.341 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.341 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 0.342 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 0.345 * [backup-simplify]: Simplify (- (/ (- 1.0) 1) (+ (* 1 (/ 0 1)))) into (- 1.0) 0.346 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 1))) into -0.5 0.346 * [backup-simplify]: Simplify 1 into 1 0.347 * [backup-simplify]: Simplify -0.5 into -0.5 0.347 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.348 * [backup-simplify]: Simplify (- 0) into 0 0.348 * [backup-simplify]: Simplify (+ 0 0) into 0 0.349 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (- 1.0) (/ 0 1)))) into 0 0.353 * [backup-simplify]: Simplify (/ (- 0 (pow -0.5 2) (+)) (* 2 1)) into -0.125 0.353 * [backup-simplify]: Simplify -0.125 into -0.125 0.353 * [backup-simplify]: Simplify (+ (* -0.125 (/ 1 x)) (+ -0.5 (* 1 (/ 1 (/ 1 x))))) into (- x (+ 0.5 (* 0.125 (/ 1 x)))) 0.353 * [backup-simplify]: Simplify (* (sqrt (- (/ 1 (- x)) 1.0)) (sqrt (/ 1 (- x)))) into (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) 0.353 * [approximate]: Taking taylor expansion of (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in (x) around 0 0.353 * [taylor]: Taking taylor expansion of (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in x 0.353 * [taylor]: Taking taylor expansion of (sqrt (- (+ 1.0 (/ 1 x)))) in x 0.353 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in x 0.353 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 0.353 * [taylor]: Taking taylor expansion of 1.0 in x 0.353 * [backup-simplify]: Simplify 1.0 into 1.0 0.353 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.354 * [taylor]: Taking taylor expansion of x in x 0.354 * [backup-simplify]: Simplify 0 into 0 0.354 * [backup-simplify]: Simplify 1 into 1 0.354 * [backup-simplify]: Simplify (/ 1 1) into 1 0.354 * [backup-simplify]: Simplify (+ 0 1) into 1 0.355 * [backup-simplify]: Simplify (- 1) into -1 0.355 * [backup-simplify]: Simplify (sqrt 0) into 0 0.356 * [backup-simplify]: Simplify (- 1) into -1 0.357 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 0.357 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x 0.357 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.357 * [taylor]: Taking taylor expansion of -1 in x 0.357 * [backup-simplify]: Simplify -1 into -1 0.357 * [taylor]: Taking taylor expansion of x in x 0.357 * [backup-simplify]: Simplify 0 into 0 0.357 * [backup-simplify]: Simplify 1 into 1 0.358 * [backup-simplify]: Simplify (/ -1 1) into -1 0.358 * [backup-simplify]: Simplify (sqrt 0) into 0 0.359 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 0.359 * [taylor]: Taking taylor expansion of (* (sqrt (- (+ 1.0 (/ 1 x)))) (sqrt (/ -1 x))) in x 0.359 * [taylor]: Taking taylor expansion of (sqrt (- (+ 1.0 (/ 1 x)))) in x 0.359 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 x))) in x 0.360 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 0.360 * [taylor]: Taking taylor expansion of 1.0 in x 0.360 * [backup-simplify]: Simplify 1.0 into 1.0 0.360 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.360 * [taylor]: Taking taylor expansion of x in x 0.360 * [backup-simplify]: Simplify 0 into 0 0.360 * [backup-simplify]: Simplify 1 into 1 0.360 * [backup-simplify]: Simplify (/ 1 1) into 1 0.361 * [backup-simplify]: Simplify (+ 0 1) into 1 0.361 * [backup-simplify]: Simplify (- 1) into -1 0.361 * [backup-simplify]: Simplify (sqrt 0) into 0 0.362 * [backup-simplify]: Simplify (- 1) into -1 0.363 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 0.363 * [taylor]: Taking taylor expansion of (sqrt (/ -1 x)) in x 0.363 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.363 * [taylor]: Taking taylor expansion of -1 in x 0.363 * [backup-simplify]: Simplify -1 into -1 0.363 * [taylor]: Taking taylor expansion of x in x 0.363 * [backup-simplify]: Simplify 0 into 0 0.363 * [backup-simplify]: Simplify 1 into 1 0.364 * [backup-simplify]: Simplify (/ -1 1) into -1 0.364 * [backup-simplify]: Simplify (sqrt 0) into 0 0.365 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 0.366 * [backup-simplify]: Simplify (* 0 0) into 0 0.366 * [backup-simplify]: Simplify 0 into 0 0.366 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (* +nan.0 0)) into 0 0.366 * [backup-simplify]: Simplify 0 into 0 0.367 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0 0.370 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0 0.371 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.372 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0 0.372 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 0.374 * [backup-simplify]: Simplify (/ (- (- 1.0) (pow +nan.0 2) (+)) (* 2 0)) into +nan.0 0.376 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0))) into (- +nan.0) 0.376 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0) 0.376 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.379 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 0.379 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.380 * [backup-simplify]: Simplify (+ 0 0) into 0 0.380 * [backup-simplify]: Simplify (- 0) into 0 0.382 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 0.385 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0)))) into (- +nan.0) 0.385 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0) 0.386 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.389 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 0.389 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.389 * [backup-simplify]: Simplify (+ 0 0) into 0 0.390 * [backup-simplify]: Simplify (- 0) into 0 0.393 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 0.396 * [backup-simplify]: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0))))) into (- +nan.0) 0.396 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0) 0.397 * [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))))) 0.397 * * * [progress]: simplifying candidates 0.398 * [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)) (- (+ (* +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))))) 0.399 * * [simplify]: Extracting # 0 : cost 0 0.399 * * [simplify]: Extracting # 1 : cost 0 0.399 * * [simplify]: Extracting # 2 : cost 0 0.399 * * [simplify]: Extracting # 3 : cost 0 0.399 * * [simplify]: Extracting # 4 : cost 0 0.400 * * [simplify]: Extracting # 5 : cost 0 0.400 * * [simplify]: Extracting # 6 : cost 0 0.400 * * [simplify]: Extracting # 7 : cost 0 0.400 * * [simplify]: Extracting # 8 : cost 0 0.400 * * [simplify]: iteration 0 : 83 enodes (cost 387 ) 0.425 * * [simplify]: Extracting # 0 : cost 0 0.426 * * [simplify]: Extracting # 1 : cost 0 0.426 * * [simplify]: Extracting # 2 : cost 0 0.427 * * [simplify]: Extracting # 3 : cost 0 0.427 * * [simplify]: Extracting # 4 : cost 0 0.428 * * [simplify]: iteration 1 : 190 enodes (cost 360 ) 0.530 * * [simplify]: Extracting # 0 : cost 0 0.531 * * [simplify]: Extracting # 1 : cost 0 0.531 * * [simplify]: Extracting # 2 : cost 0 0.532 * * [simplify]: Extracting # 3 : cost 0 0.533 * * [simplify]: Extracting # 4 : cost 0 0.534 * * [simplify]: iteration 2 : 673 enodes (cost 340 ) 1.240 * * [simplify]: Extracting # 0 : cost 0 1.244 * * [simplify]: Extracting # 1 : cost 0 1.249 * * [simplify]: Extracting # 2 : cost 0 1.253 * * [simplify]: Extracting # 3 : cost 0 1.259 * * [simplify]: Extracting # 4 : cost 0 1.263 * * [simplify]: iteration 3 : 3653 enodes (cost 337 ) 3.048 * * [simplify]: Extracting # 0 : cost 0 3.063 * * [simplify]: Extracting # 1 : cost 0 3.068 * * [simplify]: Extracting # 2 : cost 0 3.074 * * [simplify]: Extracting # 3 : cost 0 3.079 * * [simplify]: Extracting # 4 : cost 0 3.087 * * [simplify]: iteration done: 5001 enodes (cost 335 ) 3.087 * [simplify]: Simplified to: (* (- x 1.0) x) (* (sqrt x) (sqrt (- x 1.0))) (* (- x 1.0) x) (log (* (sqrt x) (sqrt (- x 1.0)))) (log (* (sqrt x) (sqrt (- x 1.0)))) (exp (* (sqrt (- x 1.0)) (sqrt x))) (pow (* (sqrt x) (sqrt (- x 1.0))) 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) (sqrt (- x 1.0))) 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) (sqrt (- x 1.0))) (* (sqrt (- (sqrt x) (sqrt 1.0))) (sqrt x)) (* (sqrt x) (sqrt (- x 1.0))) (* (sqrt (sqrt (- x 1.0))) (sqrt x)) (* (sqrt x) (sqrt (- x 1.0))) (* (sqrt (- (pow x 3) (pow 1.0 3))) (sqrt x)) (* (sqrt (- (* x x) (* 1.0 1.0))) (sqrt x)) (* +nan.0 (+ (- (pow x 3) x) (- (* x x)))) (- x (+ 0.5 (/ 0.125 x))) (- (- (/ +nan.0 x) +nan.0) (/ +nan.0 (* x x))) 3.088 * * * [progress]: adding candidates to table 3.223 * * [progress]: iteration 2 / 4 3.223 * * * [progress]: picking best candidate 3.228 * * * * [pick]: Picked # 3.228 * * * [progress]: localizing error 3.238 * * * [progress]: generating rewritten candidates 3.238 * * * [progress]: generating series expansions 3.238 * * * [progress]: simplifying candidates 3.238 * [simplify]: Simplifying: 3.238 * * [simplify]: Extracting # 0 : cost 0 3.238 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 3.238 * * [simplify]: Extracting # 0 : cost 0 3.238 * * [simplify]: iteration done: 0 enodes (cost 0 ) 3.238 * [simplify]: Simplified to: 3.238 * * * [progress]: adding candidates to table 3.239 * * [progress]: iteration 3 / 4 3.239 * * * [progress]: picking best candidate 3.241 * * * * [pick]: Picked # 3.241 * * * [progress]: localizing error 3.246 * * * [progress]: generating rewritten candidates 3.246 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 3.255 * * * [progress]: generating series expansions 3.255 * * * * [progress]: [ 1 / 1 ] generating series at (2) 3.255 * [backup-simplify]: Simplify (sqrt (* (- x 1.0) x)) into (sqrt (* (- x 1.0) x)) 3.255 * [approximate]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in (x) around 0 3.255 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x 3.255 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 3.255 * [taylor]: Taking taylor expansion of (- x 1.0) in x 3.255 * [taylor]: Taking taylor expansion of x in x 3.255 * [backup-simplify]: Simplify 0 into 0 3.255 * [backup-simplify]: Simplify 1 into 1 3.255 * [taylor]: Taking taylor expansion of 1.0 in x 3.255 * [backup-simplify]: Simplify 1.0 into 1.0 3.255 * [taylor]: Taking taylor expansion of x in x 3.255 * [backup-simplify]: Simplify 0 into 0 3.255 * [backup-simplify]: Simplify 1 into 1 3.256 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 3.256 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 3.257 * [backup-simplify]: Simplify (* (- 1.0) 0) into 0 3.257 * [backup-simplify]: Simplify (- 0) into 0 3.257 * [backup-simplify]: Simplify (+ 1 0) into 1 3.258 * [backup-simplify]: Simplify (+ (* (- 1.0) 1) (* 1 0)) into (- 1.0) 3.259 * [backup-simplify]: Simplify (sqrt 0) into 0 3.260 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 0))) into +nan.0 3.260 * [taylor]: Taking taylor expansion of (sqrt (* (- x 1.0) x)) in x 3.260 * [taylor]: Taking taylor expansion of (* (- x 1.0) x) in x 3.260 * [taylor]: Taking taylor expansion of (- x 1.0) in x 3.260 * [taylor]: Taking taylor expansion of x in x 3.260 * [backup-simplify]: Simplify 0 into 0 3.260 * [backup-simplify]: Simplify 1 into 1 3.260 * [taylor]: Taking taylor expansion of 1.0 in x 3.260 * [backup-simplify]: Simplify 1.0 into 1.0 3.260 * [taylor]: Taking taylor expansion of x in x 3.260 * [backup-simplify]: Simplify 0 into 0 3.260 * [backup-simplify]: Simplify 1 into 1 3.260 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 3.261 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 3.261 * [backup-simplify]: Simplify (* (- 1.0) 0) into 0 3.261 * [backup-simplify]: Simplify (- 0) into 0 3.261 * [backup-simplify]: Simplify (+ 1 0) into 1 3.263 * [backup-simplify]: Simplify (+ (* (- 1.0) 1) (* 1 0)) into (- 1.0) 3.263 * [backup-simplify]: Simplify (sqrt 0) into 0 3.264 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 0))) into +nan.0 3.264 * [backup-simplify]: Simplify 0 into 0 3.264 * [backup-simplify]: Simplify +nan.0 into +nan.0 3.264 * [backup-simplify]: Simplify (- 0) into 0 3.264 * [backup-simplify]: Simplify (+ 0 0) into 0 3.265 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (+ (* 1 1) (* 0 0))) into 1 3.267 * [backup-simplify]: Simplify (/ (- 1 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0 3.267 * [backup-simplify]: Simplify +nan.0 into +nan.0 3.267 * [backup-simplify]: Simplify (- 0) into 0 3.268 * [backup-simplify]: Simplify (+ 0 0) into 0 3.269 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0 3.273 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 3.273 * [backup-simplify]: Simplify +nan.0 into +nan.0 3.273 * [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)))))) 3.274 * [backup-simplify]: Simplify (sqrt (* (- (/ 1 x) 1.0) (/ 1 x))) into (sqrt (/ (- (/ 1 x) 1.0) x)) 3.274 * [approximate]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in (x) around 0 3.274 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x 3.274 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 3.274 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 3.274 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.274 * [taylor]: Taking taylor expansion of x in x 3.274 * [backup-simplify]: Simplify 0 into 0 3.274 * [backup-simplify]: Simplify 1 into 1 3.274 * [backup-simplify]: Simplify (/ 1 1) into 1 3.274 * [taylor]: Taking taylor expansion of 1.0 in x 3.274 * [backup-simplify]: Simplify 1.0 into 1.0 3.274 * [taylor]: Taking taylor expansion of x in x 3.274 * [backup-simplify]: Simplify 0 into 0 3.274 * [backup-simplify]: Simplify 1 into 1 3.275 * [backup-simplify]: Simplify (+ 1 0) into 1 3.275 * [backup-simplify]: Simplify (/ 1 1) into 1 3.276 * [backup-simplify]: Simplify (sqrt 1) into 1 3.276 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.277 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 3.278 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 3.280 * [backup-simplify]: Simplify (- (/ (- 1.0) 1) (+ (* 1 (/ 0 1)))) into (- 1.0) 3.282 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 1))) into -0.5 3.282 * [taylor]: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1.0) x)) in x 3.282 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) 1.0) x) in x 3.282 * [taylor]: Taking taylor expansion of (- (/ 1 x) 1.0) in x 3.282 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.282 * [taylor]: Taking taylor expansion of x in x 3.282 * [backup-simplify]: Simplify 0 into 0 3.282 * [backup-simplify]: Simplify 1 into 1 3.283 * [backup-simplify]: Simplify (/ 1 1) into 1 3.283 * [taylor]: Taking taylor expansion of 1.0 in x 3.283 * [backup-simplify]: Simplify 1.0 into 1.0 3.283 * [taylor]: Taking taylor expansion of x in x 3.283 * [backup-simplify]: Simplify 0 into 0 3.283 * [backup-simplify]: Simplify 1 into 1 3.283 * [backup-simplify]: Simplify (+ 1 0) into 1 3.283 * [backup-simplify]: Simplify (/ 1 1) into 1 3.284 * [backup-simplify]: Simplify (sqrt 1) into 1 3.285 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.285 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 3.286 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 3.289 * [backup-simplify]: Simplify (- (/ (- 1.0) 1) (+ (* 1 (/ 0 1)))) into (- 1.0) 3.290 * [backup-simplify]: Simplify (/ (- 1.0) (* 2 (sqrt 1))) into -0.5 3.290 * [backup-simplify]: Simplify 1 into 1 3.290 * [backup-simplify]: Simplify -0.5 into -0.5 3.291 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.292 * [backup-simplify]: Simplify (- 0) into 0 3.292 * [backup-simplify]: Simplify (+ 0 0) into 0 3.293 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (- 1.0) (/ 0 1)))) into 0 3.296 * [backup-simplify]: Simplify (/ (- 0 (pow -0.5 2) (+)) (* 2 1)) into -0.125 3.296 * [backup-simplify]: Simplify -0.125 into -0.125 3.297 * [backup-simplify]: Simplify (+ (* -0.125 (/ 1 x)) (+ -0.5 (* 1 (/ 1 (/ 1 x))))) into (- x (+ 0.5 (* 0.125 (/ 1 x)))) 3.297 * [backup-simplify]: Simplify (sqrt (* (- (/ 1 (- x)) 1.0) (/ 1 (- x)))) into (sqrt (/ (+ 1.0 (/ 1 x)) x)) 3.297 * [approximate]: Taking taylor expansion of (sqrt (/ (+ 1.0 (/ 1 x)) x)) in (x) around 0 3.297 * [taylor]: Taking taylor expansion of (sqrt (/ (+ 1.0 (/ 1 x)) x)) in x 3.297 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x 3.297 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 3.297 * [taylor]: Taking taylor expansion of 1.0 in x 3.297 * [backup-simplify]: Simplify 1.0 into 1.0 3.297 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.297 * [taylor]: Taking taylor expansion of x in x 3.297 * [backup-simplify]: Simplify 0 into 0 3.297 * [backup-simplify]: Simplify 1 into 1 3.298 * [backup-simplify]: Simplify (/ 1 1) into 1 3.298 * [taylor]: Taking taylor expansion of x in x 3.298 * [backup-simplify]: Simplify 0 into 0 3.298 * [backup-simplify]: Simplify 1 into 1 3.298 * [backup-simplify]: Simplify (+ 0 1) into 1 3.299 * [backup-simplify]: Simplify (/ 1 1) into 1 3.299 * [backup-simplify]: Simplify (sqrt 1) into 1 3.300 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.300 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0 3.302 * [backup-simplify]: Simplify (- (/ 1.0 1) (+ (* 1 (/ 0 1)))) into 1.0 3.304 * [backup-simplify]: Simplify (/ 1.0 (* 2 (sqrt 1))) into 0.5 3.304 * [taylor]: Taking taylor expansion of (sqrt (/ (+ 1.0 (/ 1 x)) x)) in x 3.304 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) x) in x 3.304 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x 3.304 * [taylor]: Taking taylor expansion of 1.0 in x 3.304 * [backup-simplify]: Simplify 1.0 into 1.0 3.304 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.304 * [taylor]: Taking taylor expansion of x in x 3.304 * [backup-simplify]: Simplify 0 into 0 3.304 * [backup-simplify]: Simplify 1 into 1 3.304 * [backup-simplify]: Simplify (/ 1 1) into 1 3.304 * [taylor]: Taking taylor expansion of x in x 3.305 * [backup-simplify]: Simplify 0 into 0 3.305 * [backup-simplify]: Simplify 1 into 1 3.305 * [backup-simplify]: Simplify (+ 0 1) into 1 3.305 * [backup-simplify]: Simplify (/ 1 1) into 1 3.306 * [backup-simplify]: Simplify (sqrt 1) into 1 3.306 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.315 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0 3.318 * [backup-simplify]: Simplify (- (/ 1.0 1) (+ (* 1 (/ 0 1)))) into 1.0 3.319 * [backup-simplify]: Simplify (/ 1.0 (* 2 (sqrt 1))) into 0.5 3.319 * [backup-simplify]: Simplify 1 into 1 3.319 * [backup-simplify]: Simplify 0.5 into 0.5 3.320 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.320 * [backup-simplify]: Simplify (+ 0 0) into 0 3.322 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 1.0 (/ 0 1)))) into 0 3.325 * [backup-simplify]: Simplify (/ (- 0 (pow 0.5 2) (+)) (* 2 1)) into -0.125 3.325 * [backup-simplify]: Simplify -0.125 into -0.125 3.325 * [backup-simplify]: Simplify (+ (* -0.125 (/ 1 (- x))) (+ 0.5 (* 1 (/ 1 (/ 1 (- x)))))) into (- (+ 0.5 (* 0.125 (/ 1 x))) x) 3.325 * * * [progress]: simplifying candidates 3.326 * [simplify]: Simplifying: (log (sqrt (* (- x 1.0) x))) (exp (sqrt (* (- x 1.0) x))) (* (cbrt (sqrt (* (- x 1.0) x))) (cbrt (sqrt (* (- x 1.0) x)))) (cbrt (sqrt (* (- x 1.0) x))) (* (* (sqrt (* (- x 1.0) x)) (sqrt (* (- x 1.0) x))) (sqrt (* (- x 1.0) x))) (sqrt (- x 1.0)) (sqrt x) (sqrt (* (- (pow x 3) (pow 1.0 3)) x)) (sqrt (+ (* x x) (+ (* 1.0 1.0) (* x 1.0)))) (sqrt (* (- (* x x) (* 1.0 1.0)) x)) (sqrt (+ x 1.0)) (/ 1 2) (/ 1 2) (sqrt (sqrt (* (- x 1.0) x))) (sqrt (sqrt (* (- x 1.0) x))) (- (+ (* +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) 3.327 * * [simplify]: Extracting # 0 : cost 0 3.327 * * [simplify]: Extracting # 1 : cost 0 3.327 * * [simplify]: Extracting # 2 : cost 0 3.327 * * [simplify]: Extracting # 3 : cost 0 3.327 * * [simplify]: Extracting # 4 : cost 0 3.327 * * [simplify]: Extracting # 5 : cost 0 3.327 * * [simplify]: Extracting # 6 : cost 0 3.327 * * [simplify]: Extracting # 7 : cost 0 3.328 * * [simplify]: iteration 0 : 51 enodes (cost 154 ) 3.349 * * [simplify]: Extracting # 0 : cost 0 3.349 * * [simplify]: Extracting # 1 : cost 0 3.349 * * [simplify]: Extracting # 2 : cost 0 3.349 * * [simplify]: Extracting # 3 : cost 0 3.350 * * [simplify]: Extracting # 4 : cost 0 3.350 * * [simplify]: iteration 1 : 113 enodes (cost 138 ) 3.391 * * [simplify]: Extracting # 0 : cost 0 3.392 * * [simplify]: Extracting # 1 : cost 0 3.393 * * [simplify]: Extracting # 2 : cost 0 3.393 * * [simplify]: Extracting # 3 : cost 0 3.394 * * [simplify]: iteration 2 : 364 enodes (cost 128 ) 3.687 * * [simplify]: Extracting # 0 : cost 0 3.695 * * [simplify]: Extracting # 1 : cost 0 3.700 * * [simplify]: Extracting # 2 : cost 0 3.704 * * [simplify]: Extracting # 3 : cost 0 3.708 * * [simplify]: iteration 3 : 1806 enodes (cost 126 ) 4.539 * * [simplify]: Extracting # 0 : cost 0 4.553 * * [simplify]: Extracting # 1 : cost 0 4.560 * * [simplify]: Extracting # 2 : cost 0 4.566 * * [simplify]: Extracting # 3 : cost 0 4.573 * * [simplify]: Extracting # 4 : cost 0 4.580 * * [simplify]: iteration done: 5001 enodes (cost 126 ) 4.580 * [simplify]: Simplified to: (log (sqrt (* (- x 1.0) x))) (exp (sqrt (* (- x 1.0) x))) (* (cbrt (sqrt (* (- x 1.0) x))) (cbrt (sqrt (* (- x 1.0) x)))) (cbrt (sqrt (* (- x 1.0) x))) (pow (sqrt (* (- x 1.0) x)) 3) (sqrt (- x 1.0)) (sqrt x) (sqrt (* (- (pow x 3) (pow 1.0 3)) x)) (sqrt (+ (* 1.0 (+ x 1.0)) (* x x))) (sqrt (* (- (* x x) (* 1.0 1.0)) x)) (sqrt (+ x 1.0)) 1/2 1/2 (sqrt (sqrt (* (- x 1.0) x))) (sqrt (sqrt (* (- x 1.0) x))) (* +nan.0 (+ (- (pow x 3) x) (- (* x x)))) (- (- x 0.5) (/ 0.125 x)) (+ 0.5 (- (/ 0.125 x) x)) 4.580 * * * [progress]: adding candidates to table 4.615 * [progress]: [Phase 3 of 3] Extracting. 4.615 * * [regime]: Finding splitpoints for: (# #) 4.617 * * * [regime-changes]: Trying 1 branch expressions: (x) 4.617 * * * * [regimes]: Trying to branch on x from (# #) 4.638 * * * [regime]: Found split indices: #