1547111404.467 * [misc]progress: [Phase 1 of 3] Setting up. 1547111404.468 * * * [misc]progress: [1/2] Preparing points 1547111404.468 * * * * [misc]points: Sampling 256 additional inputs, on iter 0 have 0 / 256 1547111404.563 * * * * [misc]points: Filtering points with unrepresentable outputs 1547111404.564 * * * * [misc]points: Sampling 208 additional inputs, on iter 1 have 48 / 256 1547111404.576 * * * * [misc]points: Filtering points with unrepresentable outputs 1547111404.576 * * * * [misc]points: Sampling 154 additional inputs, on iter 2 have 102 / 256 1547111404.593 * * * * [misc]points: Filtering points with unrepresentable outputs 1547111404.593 * * * * [misc]points: Sampling 108 additional inputs, on iter 3 have 148 / 256 1547111404.603 * * * * [misc]points: Filtering points with unrepresentable outputs 1547111404.603 * * * * [misc]points: Sampling 77 additional inputs, on iter 4 have 179 / 256 1547111404.609 * * * * [misc]points: Filtering points with unrepresentable outputs 1547111404.609 * * * * [misc]points: Sampling 56 additional inputs, on iter 5 have 200 / 256 1547111404.613 * * * * [misc]points: Filtering points with unrepresentable outputs 1547111404.613 * * * * [misc]points: Sampling 44 additional inputs, on iter 6 have 212 / 256 1547111404.616 * * * * [misc]points: Filtering points with unrepresentable outputs 1547111404.617 * * * * [misc]points: Sampling 35 additional inputs, on iter 7 have 221 / 256 1547111404.620 * * * * [misc]points: Filtering points with unrepresentable outputs 1547111404.620 * * * * [misc]points: Sampling 30 additional inputs, on iter 8 have 226 / 256 1547111404.622 * * * * [misc]points: Filtering points with unrepresentable outputs 1547111404.622 * * * * [misc]points: Sampling 23 additional inputs, on iter 9 have 233 / 256 1547111404.625 * * * * [misc]points: Filtering points with unrepresentable outputs 1547111404.625 * * * * [misc]points: Sampling 21 additional inputs, on iter 10 have 235 / 256 1547111404.627 * * * * [misc]points: Filtering points with unrepresentable outputs 1547111404.627 * * * * [misc]points: Sampling 17 additional inputs, on iter 11 have 239 / 256 1547111404.629 * * * * [misc]points: Filtering points with unrepresentable outputs 1547111404.629 * * * * [misc]points: Sampling 13 additional inputs, on iter 12 have 243 / 256 1547111404.630 * * * * [misc]points: Filtering points with unrepresentable outputs 1547111404.631 * * * * [misc]points: Sampling 10 additional inputs, on iter 13 have 246 / 256 1547111404.633 * * * * [misc]points: Filtering points with unrepresentable outputs 1547111404.633 * * * * [misc]points: Sampling 6 additional inputs, on iter 14 have 250 / 256 1547111404.635 * * * * [misc]points: Filtering points with unrepresentable outputs 1547111404.635 * * * * [misc]points: Sampling 5 additional inputs, on iter 15 have 251 / 256 1547111404.637 * * * * [misc]points: Filtering points with unrepresentable outputs 1547111404.637 * * * * [misc]points: Sampling 4 additional inputs, on iter 16 have 254 / 256 1547111404.639 * * * * [misc]points: Filtering points with unrepresentable outputs 1547111404.639 * * * * [exit]points: Sampled 256 points with exact outputs 1547111404.639 * * * [misc]progress: [2/2] Setting up program. 1547111404.645 * [misc]progress: [Phase 2 of 3] Improving. 1547111404.645 * * * * [misc]progress: [ 1 / 1 ] simplifiying candidate # 1547111404.647 * [enter]simplify: Simplifying (* (sqrt (- x 1)) (sqrt x)) 1547111404.648 * * [misc]simplify: iters left: 5 (6 enodes) 1547111404.656 * * [misc]simplify: iters left: 4 (12 enodes) 1547111404.659 * * [misc]simplify: iters left: 3 (13 enodes) 1547111404.663 * [exit]simplify: Simplified to (* (sqrt (+ x -1)) (sqrt x)) 1547111404.694 * [misc]simplify: Simplified (2) to (λ (x) (* (sqrt (+ x -1)) (sqrt x))) 1547111404.700 * * [misc]progress: iteration 1 / 4 1547111404.700 * * * [misc]progress: picking best candidate 1547111404.707 * * * * [misc]pick: Picked # 1547111404.707 * * * [misc]progress: localizing error 1547111404.732 * * * [misc]progress: generating rewritten candidates 1547111404.733 * * * * [misc]progress: [ 1 / 1 ] rewriting at (2) 1547111404.747 * * * [misc]progress: generating series expansions 1547111404.747 * * * * [misc]progress: [ 1 / 1 ] generating series at (2) 1547111404.753 * [misc]backup-simplify: Simplify (* (sqrt (- x 1)) (sqrt x)) into (sqrt (* x (- x 1))) 1547111404.754 * [misc]approximate: Taking taylor expansion of (sqrt (* x (- x 1))) in (x) around 0 1547111404.755 * [misc]taylor: Taking taylor expansion of (sqrt (* x (- x 1))) in x 1547111404.755 * [misc]taylor: Taking taylor expansion of (* x (- x 1)) in x 1547111404.755 * [misc]taylor: Taking taylor expansion of x in x 1547111404.755 * [misc]backup-simplify: Simplify 0 into 0 1547111404.755 * [misc]backup-simplify: Simplify 1 into 1 1547111404.755 * [misc]taylor: Taking taylor expansion of (- x 1) in x 1547111404.755 * [misc]taylor: Taking taylor expansion of x in x 1547111404.755 * [misc]backup-simplify: Simplify 0 into 0 1547111404.755 * [misc]backup-simplify: Simplify 1 into 1 1547111404.755 * [misc]taylor: Taking taylor expansion of 1 in x 1547111404.755 * [misc]backup-simplify: Simplify 1 into 1 1547111404.756 * [misc]backup-simplify: Simplify (- 1) into -1 1547111404.757 * [misc]backup-simplify: Simplify (+ 0 -1) into -1 1547111404.757 * [misc]backup-simplify: Simplify (* 0 -1) into 0 1547111404.757 * [misc]backup-simplify: Simplify (- 0) into 0 1547111404.757 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1547111404.758 * [misc]backup-simplify: Simplify (+ (* 0 1) (* 1 -1)) into -1 1547111404.758 * [misc]backup-simplify: Simplify (sqrt 0) into 0 1547111404.759 * [misc]backup-simplify: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 1547111404.759 * [misc]taylor: Taking taylor expansion of (sqrt (* x (- x 1))) in x 1547111404.759 * [misc]taylor: Taking taylor expansion of (* x (- x 1)) in x 1547111404.759 * [misc]taylor: Taking taylor expansion of x in x 1547111404.759 * [misc]backup-simplify: Simplify 0 into 0 1547111404.759 * [misc]backup-simplify: Simplify 1 into 1 1547111404.759 * [misc]taylor: Taking taylor expansion of (- x 1) in x 1547111404.759 * [misc]taylor: Taking taylor expansion of x in x 1547111404.759 * [misc]backup-simplify: Simplify 0 into 0 1547111404.759 * [misc]backup-simplify: Simplify 1 into 1 1547111404.759 * [misc]taylor: Taking taylor expansion of 1 in x 1547111404.759 * [misc]backup-simplify: Simplify 1 into 1 1547111404.759 * [misc]backup-simplify: Simplify (- 1) into -1 1547111404.759 * [misc]backup-simplify: Simplify (+ 0 -1) into -1 1547111404.760 * [misc]backup-simplify: Simplify (* 0 -1) into 0 1547111404.760 * [misc]backup-simplify: Simplify (- 0) into 0 1547111404.760 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1547111404.760 * [misc]backup-simplify: Simplify (+ (* 0 1) (* 1 -1)) into -1 1547111404.760 * [misc]backup-simplify: Simplify (sqrt 0) into 0 1547111404.761 * [misc]backup-simplify: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 1547111404.761 * [misc]backup-simplify: Simplify 0 into 0 1547111404.761 * [misc]backup-simplify: Simplify +nan.0 into +nan.0 1547111404.762 * [misc]backup-simplify: Simplify (- 0) into 0 1547111404.762 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1547111404.763 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 1) (* 0 -1))) into 1 1547111404.765 * [misc]backup-simplify: Simplify (/ (- 1 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0 1547111404.765 * [misc]backup-simplify: Simplify +nan.0 into +nan.0 1547111404.765 * [misc]backup-simplify: Simplify (- 0) into 0 1547111404.765 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1547111404.766 * [misc]backup-simplify: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 -1)))) into 0 1547111404.767 * [misc]backup-simplify: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 1547111404.767 * [misc]backup-simplify: Simplify +nan.0 into +nan.0 1547111404.769 * [misc]backup-simplify: Simplify (+ (* +nan.0 (pow x 3)) (+ (* +nan.0 (pow x 2)) (* +nan.0 x))) into (- (+ (* +nan.0 x) (- (+ (* +nan.0 (pow x 3)) (- (* +nan.0 (pow x 2))))))) 1547111404.769 * [misc]backup-simplify: Simplify (* (sqrt (- (/ 1 x) 1)) (sqrt (/ 1 x))) into (sqrt (/ (- (/ 1 x) 1) x)) 1547111404.769 * [misc]approximate: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1) x)) in (x) around 0 1547111404.769 * [misc]taylor: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1) x)) in x 1547111404.769 * [misc]taylor: Taking taylor expansion of (/ (- (/ 1 x) 1) x) in x 1547111404.769 * [misc]taylor: Taking taylor expansion of (- (/ 1 x) 1) in x 1547111404.769 * [misc]taylor: Taking taylor expansion of (/ 1 x) in x 1547111404.769 * [misc]taylor: Taking taylor expansion of x in x 1547111404.769 * [misc]backup-simplify: Simplify 0 into 0 1547111404.769 * [misc]backup-simplify: Simplify 1 into 1 1547111404.770 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1547111404.770 * [misc]taylor: Taking taylor expansion of 1 in x 1547111404.770 * [misc]backup-simplify: Simplify 1 into 1 1547111404.770 * [misc]taylor: Taking taylor expansion of x in x 1547111404.770 * [misc]backup-simplify: Simplify 0 into 0 1547111404.770 * [misc]backup-simplify: Simplify 1 into 1 1547111404.771 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1547111404.771 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1547111404.771 * [misc]backup-simplify: Simplify (sqrt 1) into 1 1547111404.772 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1547111404.772 * [misc]backup-simplify: Simplify (- 1) into -1 1547111404.772 * [misc]backup-simplify: Simplify (+ 0 -1) into -1 1547111404.772 * [misc]backup-simplify: Simplify (- (/ -1 1) (+ (* 1 (/ 0 1)))) into -1 1547111404.772 * [misc]backup-simplify: Simplify (/ -1 (* 2 (sqrt 1))) into -1/2 1547111404.772 * [misc]taylor: Taking taylor expansion of (sqrt (/ (- (/ 1 x) 1) x)) in x 1547111404.772 * [misc]taylor: Taking taylor expansion of (/ (- (/ 1 x) 1) x) in x 1547111404.772 * [misc]taylor: Taking taylor expansion of (- (/ 1 x) 1) in x 1547111404.772 * [misc]taylor: Taking taylor expansion of (/ 1 x) in x 1547111404.773 * [misc]taylor: Taking taylor expansion of x in x 1547111404.773 * [misc]backup-simplify: Simplify 0 into 0 1547111404.773 * [misc]backup-simplify: Simplify 1 into 1 1547111404.773 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1547111404.773 * [misc]taylor: Taking taylor expansion of 1 in x 1547111404.773 * [misc]backup-simplify: Simplify 1 into 1 1547111404.773 * [misc]taylor: Taking taylor expansion of x in x 1547111404.773 * [misc]backup-simplify: Simplify 0 into 0 1547111404.773 * [misc]backup-simplify: Simplify 1 into 1 1547111404.773 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1547111404.773 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1547111404.773 * [misc]backup-simplify: Simplify (sqrt 1) into 1 1547111404.774 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1547111404.774 * [misc]backup-simplify: Simplify (- 1) into -1 1547111404.774 * [misc]backup-simplify: Simplify (+ 0 -1) into -1 1547111404.774 * [misc]backup-simplify: Simplify (- (/ -1 1) (+ (* 1 (/ 0 1)))) into -1 1547111404.774 * [misc]backup-simplify: Simplify (/ -1 (* 2 (sqrt 1))) into -1/2 1547111404.775 * [misc]backup-simplify: Simplify 1 into 1 1547111404.775 * [misc]backup-simplify: Simplify -1/2 into -1/2 1547111404.775 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1547111404.775 * [misc]backup-simplify: Simplify (- 0) into 0 1547111404.775 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1547111404.776 * [misc]backup-simplify: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* -1 (/ 0 1)))) into 0 1547111404.777 * [misc]backup-simplify: Simplify (/ (- 0 (pow -1/2 2) (+)) (* 2 1)) into -1/8 1547111404.777 * [misc]backup-simplify: Simplify -1/8 into -1/8 1547111404.777 * [misc]backup-simplify: Simplify (+ (* -1/8 (/ 1 x)) (+ -1/2 (* 1 (/ 1 (/ 1 x))))) into (- x (+ (* 1/8 (/ 1 x)) 1/2)) 1547111404.777 * [misc]backup-simplify: Simplify (* (sqrt (- (/ 1 (- x)) 1)) (sqrt (/ 1 (- x)))) into (* (sqrt (- (+ (/ 1 x) 1))) (sqrt (/ -1 x))) 1547111404.777 * [misc]approximate: Taking taylor expansion of (* (sqrt (- (+ (/ 1 x) 1))) (sqrt (/ -1 x))) in (x) around 0 1547111404.778 * [misc]taylor: Taking taylor expansion of (* (sqrt (- (+ (/ 1 x) 1))) (sqrt (/ -1 x))) in x 1547111404.778 * [misc]taylor: Taking taylor expansion of (sqrt (- (+ (/ 1 x) 1))) in x 1547111404.778 * [misc]taylor: Taking taylor expansion of (- (+ (/ 1 x) 1)) in x 1547111404.778 * [misc]taylor: Taking taylor expansion of (+ (/ 1 x) 1) in x 1547111404.778 * [misc]taylor: Taking taylor expansion of (/ 1 x) in x 1547111404.778 * [misc]taylor: Taking taylor expansion of x in x 1547111404.778 * [misc]backup-simplify: Simplify 0 into 0 1547111404.778 * [misc]backup-simplify: Simplify 1 into 1 1547111404.778 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1547111404.778 * [misc]taylor: Taking taylor expansion of 1 in x 1547111404.778 * [misc]backup-simplify: Simplify 1 into 1 1547111404.778 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1547111404.778 * [misc]backup-simplify: Simplify (- 1) into -1 1547111404.778 * [misc]backup-simplify: Simplify (sqrt 0) into 0 1547111404.779 * [misc]backup-simplify: Simplify (- 1) into -1 1547111404.779 * [misc]backup-simplify: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 1547111404.779 * [misc]taylor: Taking taylor expansion of (sqrt (/ -1 x)) in x 1547111404.779 * [misc]taylor: Taking taylor expansion of (/ -1 x) in x 1547111404.779 * [misc]taylor: Taking taylor expansion of -1 in x 1547111404.779 * [misc]backup-simplify: Simplify -1 into -1 1547111404.779 * [misc]taylor: Taking taylor expansion of x in x 1547111404.779 * [misc]backup-simplify: Simplify 0 into 0 1547111404.779 * [misc]backup-simplify: Simplify 1 into 1 1547111404.779 * [misc]backup-simplify: Simplify (/ -1 1) into -1 1547111404.780 * [misc]backup-simplify: Simplify (sqrt 0) into 0 1547111404.780 * [misc]backup-simplify: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 1547111404.780 * [misc]taylor: Taking taylor expansion of (* (sqrt (- (+ (/ 1 x) 1))) (sqrt (/ -1 x))) in x 1547111404.780 * [misc]taylor: Taking taylor expansion of (sqrt (- (+ (/ 1 x) 1))) in x 1547111404.780 * [misc]taylor: Taking taylor expansion of (- (+ (/ 1 x) 1)) in x 1547111404.780 * [misc]taylor: Taking taylor expansion of (+ (/ 1 x) 1) in x 1547111404.780 * [misc]taylor: Taking taylor expansion of (/ 1 x) in x 1547111404.780 * [misc]taylor: Taking taylor expansion of x in x 1547111404.780 * [misc]backup-simplify: Simplify 0 into 0 1547111404.780 * [misc]backup-simplify: Simplify 1 into 1 1547111404.780 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1547111404.780 * [misc]taylor: Taking taylor expansion of 1 in x 1547111404.781 * [misc]backup-simplify: Simplify 1 into 1 1547111404.781 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1547111404.781 * [misc]backup-simplify: Simplify (- 1) into -1 1547111404.781 * [misc]backup-simplify: Simplify (sqrt 0) into 0 1547111404.781 * [misc]backup-simplify: Simplify (- 1) into -1 1547111404.782 * [misc]backup-simplify: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 1547111404.782 * [misc]taylor: Taking taylor expansion of (sqrt (/ -1 x)) in x 1547111404.782 * [misc]taylor: Taking taylor expansion of (/ -1 x) in x 1547111404.782 * [misc]taylor: Taking taylor expansion of -1 in x 1547111404.782 * [misc]backup-simplify: Simplify -1 into -1 1547111404.782 * [misc]taylor: Taking taylor expansion of x in x 1547111404.782 * [misc]backup-simplify: Simplify 0 into 0 1547111404.782 * [misc]backup-simplify: Simplify 1 into 1 1547111404.782 * [misc]backup-simplify: Simplify (/ -1 1) into -1 1547111404.782 * [misc]backup-simplify: Simplify (sqrt 0) into 0 1547111404.783 * [misc]backup-simplify: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0 1547111404.783 * [misc]backup-simplify: Simplify (* 0 0) into 0 1547111404.783 * [misc]backup-simplify: Simplify 0 into 0 1547111404.783 * [misc]backup-simplify: Simplify (+ (* 0 +nan.0) (* +nan.0 0)) into 0 1547111404.783 * [misc]backup-simplify: Simplify 0 into 0 1547111404.783 * [misc]backup-simplify: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0 1547111404.784 * [misc]backup-simplify: Simplify (/ (- 0 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0 1547111404.785 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1547111404.785 * [misc]backup-simplify: Simplify (+ 0 1) into 1 1547111404.785 * [misc]backup-simplify: Simplify (- 1) into -1 1547111404.786 * [misc]backup-simplify: Simplify (/ (- -1 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0 1547111404.787 * [misc]backup-simplify: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0))) into (- +nan.0) 1547111404.787 * [misc]backup-simplify: Simplify (- +nan.0) into (- +nan.0) 1547111404.787 * [misc]backup-simplify: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1547111404.789 * [misc]backup-simplify: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 1547111404.789 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1547111404.789 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1547111404.789 * [misc]backup-simplify: Simplify (- 0) into 0 1547111404.790 * [misc]backup-simplify: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 1547111404.792 * [misc]backup-simplify: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0)))) into (- +nan.0) 1547111404.792 * [misc]backup-simplify: Simplify (- +nan.0) into (- +nan.0) 1547111404.792 * [misc]backup-simplify: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1547111404.794 * [misc]backup-simplify: Simplify (/ (- 0 (pow +nan.0 2) (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 1547111404.794 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1547111404.795 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1547111404.795 * [misc]backup-simplify: Simplify (- 0) into 0 1547111404.796 * [misc]backup-simplify: Simplify (/ (- 0 (pow +nan.0 2) (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 1547111404.798 * [misc]backup-simplify: Simplify (+ (* 0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (+ (* +nan.0 +nan.0) (* +nan.0 0))))) into (- +nan.0) 1547111404.798 * [misc]backup-simplify: Simplify (- +nan.0) into (- +nan.0) 1547111404.799 * [misc]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))))) 1547111404.799 * * * [misc]progress: simplifying candidates 1547111404.799 * * * * [misc]progress: [ 1 / 27 ] simplifiying candidate # 1547111404.799 * [enter]simplify: Simplifying (* (- x 1) x) 1547111404.800 * * [misc]simplify: iters left: 4 (4 enodes) 1547111404.801 * * [misc]simplify: iters left: 3 (10 enodes) 1547111404.804 * * [misc]simplify: iters left: 2 (16 enodes) 1547111404.809 * * [misc]simplify: iters left: 1 (22 enodes) 1547111404.812 * [exit]simplify: Simplified to (- (* x x) x) 1547111404.812 * [misc]simplify: Simplified (2 1) to (λ (x) (pow (- (* x x) x) 1/2)) 1547111404.812 * * * * [misc]progress: [ 2 / 27 ] simplifiying candidate # 1547111404.812 * [enter]simplify: Simplifying (* (sqrt (- x 1)) (sqrt x)) 1547111404.812 * * [misc]simplify: iters left: 5 (6 enodes) 1547111404.814 * * [misc]simplify: iters left: 4 (12 enodes) 1547111404.815 * * [misc]simplify: iters left: 3 (13 enodes) 1547111404.816 * [exit]simplify: Simplified to (* (sqrt (+ x -1)) (sqrt x)) 1547111404.817 * [misc]simplify: Simplified (2 1) to (λ (x) (pow (* (sqrt (+ x -1)) (sqrt x)) 1)) 1547111404.817 * * * * [misc]progress: [ 3 / 27 ] simplifiying candidate # 1547111404.817 * * * * [misc]progress: [ 4 / 27 ] simplifiying candidate # 1547111404.817 * [enter]simplify: Simplifying (+ (log (sqrt (- x 1))) (log (sqrt x))) 1547111404.817 * * [misc]simplify: iters left: 6 (8 enodes) 1547111404.818 * * [misc]simplify: iters left: 5 (14 enodes) 1547111404.820 * * [misc]simplify: iters left: 4 (15 enodes) 1547111404.822 * [exit]simplify: Simplified to (+ (log (sqrt x)) (log (sqrt (- x 1)))) 1547111404.822 * [misc]simplify: Simplified (2 1) to (λ (x) (exp (+ (log (sqrt x)) (log (sqrt (- x 1)))))) 1547111404.822 * * * * [misc]progress: [ 5 / 27 ] simplifiying candidate # 1547111404.822 * * * * [misc]progress: [ 6 / 27 ] simplifiying candidate # 1547111404.822 * * * * [misc]progress: [ 7 / 27 ] simplifiying candidate # 1547111404.822 * [enter]simplify: Simplifying (* (* (* (sqrt (- x 1)) (sqrt (- x 1))) (sqrt (- x 1))) (* (* (sqrt x) (sqrt x)) (sqrt x))) 1547111404.822 * * [misc]simplify: iters left: 6 (10 enodes) 1547111404.832 * * [misc]simplify: iters left: 5 (22 enodes) 1547111404.835 * * [misc]simplify: iters left: 4 (48 enodes) 1547111404.846 * * [misc]simplify: iters left: 3 (94 enodes) 1547111404.880 * * [misc]simplify: iters left: 2 (188 enodes) 1547111404.940 * * [misc]simplify: iters left: 1 (365 enodes) 1547111405.092 * [exit]simplify: Simplified to (* (* (+ x -1) (sqrt x)) (* (sqrt (+ x -1)) x)) 1547111405.093 * [misc]simplify: Simplified (2 1) to (λ (x) (cbrt (* (* (+ x -1) (sqrt x)) (* (sqrt (+ x -1)) x)))) 1547111405.093 * * * * [misc]progress: [ 8 / 27 ] simplifiying candidate # 1547111405.093 * * * * [misc]progress: [ 9 / 27 ] simplifiying candidate # 1547111405.093 * * * * [misc]progress: [ 10 / 27 ] simplifiying candidate # 1547111405.093 * [enter]simplify: Simplifying (* (- x 1) x) 1547111405.093 * * [misc]simplify: iters left: 4 (4 enodes) 1547111405.094 * * [misc]simplify: iters left: 3 (10 enodes) 1547111405.095 * * [misc]simplify: iters left: 2 (16 enodes) 1547111405.097 * * [misc]simplify: iters left: 1 (22 enodes) 1547111405.100 * [exit]simplify: Simplified to (- (* x x) x) 1547111405.100 * [misc]simplify: Simplified (2 1) to (λ (x) (sqrt (- (* x x) x))) 1547111405.100 * * * * [misc]progress: [ 11 / 27 ] simplifiying candidate # 1547111405.100 * * * * [misc]progress: [ 12 / 27 ] simplifiying candidate # 1547111405.100 * * * * [misc]progress: [ 13 / 27 ] simplifiying candidate # 1547111405.100 * [enter]simplify: Simplifying (cbrt (sqrt x)) 1547111405.100 * * [misc]simplify: iters left: 2 (3 enodes) 1547111405.101 * [exit]simplify: Simplified to (cbrt (sqrt x)) 1547111405.101 * [misc]simplify: Simplified (2 2) to (λ (x) (* (* (sqrt (- x 1)) (* (cbrt (sqrt x)) (cbrt (sqrt x)))) (cbrt (sqrt x)))) 1547111405.101 * * * * [misc]progress: [ 14 / 27 ] simplifiying candidate # 1547111405.101 * [enter]simplify: Simplifying (sqrt (sqrt x)) 1547111405.101 * * [misc]simplify: iters left: 2 (3 enodes) 1547111405.101 * [exit]simplify: Simplified to (sqrt (sqrt x)) 1547111405.101 * [misc]simplify: Simplified (2 2) to (λ (x) (* (* (sqrt (- x 1)) (sqrt (sqrt x))) (sqrt (sqrt x)))) 1547111405.101 * * * * [misc]progress: [ 15 / 27 ] simplifiying candidate # 1547111405.101 * [enter]simplify: Simplifying (sqrt x) 1547111405.101 * * [misc]simplify: iters left: 1 (2 enodes) 1547111405.102 * [exit]simplify: Simplified to (sqrt x) 1547111405.102 * [misc]simplify: Simplified (2 2) to (λ (x) (* (* (sqrt (- x 1)) 1) (sqrt x))) 1547111405.102 * * * * [misc]progress: [ 16 / 27 ] simplifiying candidate # 1547111405.102 * [enter]simplify: Simplifying (* (cbrt (sqrt (- x 1))) (cbrt (sqrt (- x 1)))) 1547111405.102 * * [misc]simplify: iters left: 6 (6 enodes) 1547111405.103 * * [misc]simplify: iters left: 5 (11 enodes) 1547111405.104 * * [misc]simplify: iters left: 4 (12 enodes) 1547111405.106 * [exit]simplify: Simplified to (* (cbrt (sqrt (+ x -1))) (cbrt (sqrt (+ x -1)))) 1547111405.106 * [misc]simplify: Simplified (2 1) to (λ (x) (* (* (cbrt (sqrt (+ x -1))) (cbrt (sqrt (+ x -1)))) (* (cbrt (sqrt (- x 1))) (sqrt x)))) 1547111405.106 * * * * [misc]progress: [ 17 / 27 ] simplifiying candidate # 1547111405.106 * [enter]simplify: Simplifying (sqrt (* (cbrt (- x 1)) (cbrt (- x 1)))) 1547111405.106 * * [misc]simplify: iters left: 6 (6 enodes) 1547111405.107 * * [misc]simplify: iters left: 5 (12 enodes) 1547111405.109 * * [misc]simplify: iters left: 4 (13 enodes) 1547111405.110 * [exit]simplify: Simplified to (fabs (cbrt (+ x -1))) 1547111405.110 * [misc]simplify: Simplified (2 1) to (λ (x) (* (fabs (cbrt (+ x -1))) (* (sqrt (cbrt (- x 1))) (sqrt x)))) 1547111405.110 * * * * [misc]progress: [ 18 / 27 ] simplifiying candidate # 1547111405.110 * [enter]simplify: Simplifying (sqrt (sqrt (- x 1))) 1547111405.110 * * [misc]simplify: iters left: 4 (5 enodes) 1547111405.111 * * [misc]simplify: iters left: 3 (10 enodes) 1547111405.112 * * [misc]simplify: iters left: 2 (11 enodes) 1547111405.113 * [exit]simplify: Simplified to (sqrt (sqrt (+ x -1))) 1547111405.113 * [misc]simplify: Simplified (2 1) to (λ (x) (* (sqrt (sqrt (+ x -1))) (* (sqrt (sqrt (- x 1))) (sqrt x)))) 1547111405.113 * * * * [misc]progress: [ 19 / 27 ] simplifiying candidate # 1547111405.114 * [enter]simplify: Simplifying (sqrt 1) 1547111405.114 * * [misc]simplify: iters left: 1 (2 enodes) 1547111405.114 * [exit]simplify: Simplified to 1 1547111405.114 * [misc]simplify: Simplified (2 1) to (λ (x) (* 1 (* (sqrt (- x 1)) (sqrt x)))) 1547111405.114 * * * * [misc]progress: [ 20 / 27 ] simplifiying candidate # 1547111405.115 * [enter]simplify: Simplifying (sqrt (sqrt (- x 1))) 1547111405.115 * * [misc]simplify: iters left: 4 (5 enodes) 1547111405.116 * * [misc]simplify: iters left: 3 (10 enodes) 1547111405.117 * * [misc]simplify: iters left: 2 (11 enodes) 1547111405.118 * [exit]simplify: Simplified to (sqrt (sqrt (+ x -1))) 1547111405.118 * [misc]simplify: Simplified (2 1) to (λ (x) (* (sqrt (sqrt (+ x -1))) (* (sqrt (sqrt (- x 1))) (sqrt x)))) 1547111405.118 * * * * [misc]progress: [ 21 / 27 ] simplifiying candidate # 1547111405.118 * * * * [misc]progress: [ 22 / 27 ] simplifiying candidate # 1547111405.118 * [enter]simplify: Simplifying (* (sqrt (- (pow x 3) (pow 1 3))) (sqrt x)) 1547111405.118 * * [misc]simplify: iters left: 6 (9 enodes) 1547111405.120 * * [misc]simplify: iters left: 5 (20 enodes) 1547111405.122 * * [misc]simplify: iters left: 4 (21 enodes) 1547111405.125 * * [misc]simplify: iters left: 3 (23 enodes) 1547111405.127 * * [misc]simplify: iters left: 2 (25 enodes) 1547111405.129 * [exit]simplify: Simplified to (* (sqrt x) (sqrt (+ (pow x 3) -1))) 1547111405.129 * [misc]simplify: Simplified (2 1) to (λ (x) (/ (* (sqrt x) (sqrt (+ (pow x 3) -1))) (sqrt (+ (* x x) (+ (* 1 1) (* x 1)))))) 1547111405.129 * * * * [misc]progress: [ 23 / 27 ] simplifiying candidate # 1547111405.129 * [enter]simplify: Simplifying (* (sqrt (- (* x x) (* 1 1))) (sqrt x)) 1547111405.129 * * [misc]simplify: iters left: 6 (8 enodes) 1547111405.131 * * [misc]simplify: iters left: 5 (14 enodes) 1547111405.132 * * [misc]simplify: iters left: 4 (17 enodes) 1547111405.134 * * [misc]simplify: iters left: 3 (20 enodes) 1547111405.139 * * [misc]simplify: iters left: 2 (36 enodes) 1547111405.154 * * [misc]simplify: iters left: 1 (61 enodes) 1547111405.179 * [exit]simplify: Simplified to (* (sqrt (- (* x x) 1)) (sqrt x)) 1547111405.179 * [misc]simplify: Simplified (2 1) to (λ (x) (/ (* (sqrt (- (* x x) 1)) (sqrt x)) (sqrt (+ x 1)))) 1547111405.180 * * * * [misc]progress: [ 24 / 27 ] simplifiying candidate # 1547111405.180 * * * * [misc]progress: [ 25 / 27 ] simplifiying candidate # 1547111405.180 * [enter]simplify: Simplifying (- (+ (* +nan.0 x) (- (+ (* +nan.0 (pow x 3)) (- (* +nan.0 (pow x 2))))))) 1547111405.180 * [misc]simplify: Simplified (2) to (λ (x) +nan.0) 1547111405.180 * * * * [misc]progress: [ 26 / 27 ] simplifiying candidate # 1547111405.180 * [enter]simplify: Simplifying (- x (+ (* 1/8 (/ 1 x)) 1/2)) 1547111405.180 * * [misc]simplify: iters left: 6 (8 enodes) 1547111405.184 * * [misc]simplify: iters left: 5 (18 enodes) 1547111405.190 * * [misc]simplify: iters left: 4 (29 enodes) 1547111405.200 * * [misc]simplify: iters left: 3 (55 enodes) 1547111405.216 * * [misc]simplify: iters left: 2 (77 enodes) 1547111405.234 * * [misc]simplify: iters left: 1 (98 enodes) 1547111405.264 * [exit]simplify: Simplified to (+ (/ -1/8 x) (+ x -1/2)) 1547111405.264 * [misc]simplify: Simplified (2) to (λ (x) (+ (/ -1/8 x) (+ x -1/2))) 1547111405.264 * * * * [misc]progress: [ 27 / 27 ] simplifiying candidate # 1547111405.265 * [enter]simplify: Simplifying (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- +nan.0))))) 1547111405.265 * [misc]simplify: Simplified (2) to (λ (x) +nan.0) 1547111405.265 * * * [misc]progress: adding candidates to table 1547111405.512 * * [misc]progress: iteration 2 / 4 1547111405.513 * * * [misc]progress: picking best candidate 1547111405.516 * * * * [misc]pick: Picked # 1547111405.516 * * * [misc]progress: localizing error 1547111405.533 * * * [misc]progress: generating rewritten candidates 1547111405.533 * * * [misc]progress: generating series expansions 1547111405.533 * * * [misc]progress: simplifying candidates 1547111405.533 * * * [misc]progress: adding candidates to table 1547111405.534 * [misc]progress: [Phase 3 of 3] Extracting. 1547111405.534 * * [misc]regime: Finding splitpoints for: (# #) 1547111405.536 * * * [misc]regime-changes: Trying 2 branch expressions: (x (* (sqrt (- x 1)) (sqrt x))) 1547111405.536 * * * * [misc]regimes: Trying to branch on x from (# #) 1547111405.568 * * * * [misc]regimes: Trying to branch on (* (sqrt (- x 1)) (sqrt x)) from (# #) 1547111405.614 * * * [misc]regime: Found split indices: #