8.269 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.134 * * * [progress]: [2/2] Setting up program. 0.137 * [progress]: [Phase 2 of 3] Improving. 0.138 * [simplify]: Simplifying: (* (cos x) (/ (sinh y) y)) 0.138 * * [simplify]: Extracting # 0 : cost 0 0.138 * * [simplify]: Extracting # 1 : cost 0 0.138 * * [simplify]: Extracting # 2 : cost 0 0.138 * * [simplify]: Extracting # 3 : cost 0 0.138 * * [simplify]: Extracting # 4 : cost 0 0.138 * * [simplify]: iteration 0 : 6 enodes (cost 7 ) 0.140 * * [simplify]: Extracting # 0 : cost 0 0.140 * * [simplify]: Extracting # 1 : cost 0 0.140 * * [simplify]: Extracting # 2 : cost 0 0.140 * * [simplify]: Extracting # 3 : cost 0 0.140 * * [simplify]: Extracting # 4 : cost 0 0.140 * * [simplify]: iteration 1 : 15 enodes (cost 7 ) 0.145 * * [simplify]: Extracting # 0 : cost 0 0.145 * * [simplify]: Extracting # 1 : cost 0 0.145 * * [simplify]: Extracting # 2 : cost 0 0.145 * * [simplify]: iteration 2 : 30 enodes (cost 7 ) 0.156 * * [simplify]: Extracting # 0 : cost 0 0.156 * * [simplify]: Extracting # 1 : cost 0 0.156 * * [simplify]: Extracting # 2 : cost 0 0.156 * * [simplify]: iteration 3 : 67 enodes (cost 7 ) 0.210 * * [simplify]: Extracting # 0 : cost 0 0.210 * * [simplify]: Extracting # 1 : cost 0 0.211 * * [simplify]: Extracting # 2 : cost 0 0.211 * * [simplify]: Extracting # 3 : cost 0 0.211 * * [simplify]: Extracting # 4 : cost 0 0.211 * * [simplify]: iteration 4 : 137 enodes (cost 7 ) 0.271 * * [simplify]: Extracting # 0 : cost 0 0.271 * * [simplify]: Extracting # 1 : cost 0 0.272 * * [simplify]: Extracting # 2 : cost 0 0.272 * * [simplify]: Extracting # 3 : cost 0 0.273 * * [simplify]: Extracting # 4 : cost 0 0.273 * * [simplify]: iteration 5 : 265 enodes (cost 7 ) 0.409 * * [simplify]: Extracting # 0 : cost 0 0.410 * * [simplify]: Extracting # 1 : cost 0 0.411 * * [simplify]: Extracting # 2 : cost 0 0.412 * * [simplify]: iteration 6 : 482 enodes (cost 7 ) 0.759 * * [simplify]: Extracting # 0 : cost 0 0.761 * * [simplify]: Extracting # 1 : cost 0 0.763 * * [simplify]: Extracting # 2 : cost 0 0.765 * * [simplify]: Extracting # 3 : cost 0 0.766 * * [simplify]: Extracting # 4 : cost 0 0.767 * * [simplify]: iteration 7 : 1041 enodes (cost 7 ) 2.426 * * [simplify]: Extracting # 0 : cost 0 2.429 * * [simplify]: Extracting # 1 : cost 0 2.434 * * [simplify]: Extracting # 2 : cost 0 2.435 * * [simplify]: iteration 8 : 1987 enodes (cost 7 ) 7.239 * * [simplify]: Extracting # 0 : cost 0 7.244 * * [simplify]: Extracting # 1 : cost 0 7.245 * * [simplify]: Extracting # 2 : cost 0 7.247 * * [simplify]: iteration 9 : 3484 enodes (cost 7 ) 14.061 * * [simplify]: Extracting # 0 : cost 0 14.064 * * [simplify]: Extracting # 1 : cost 0 14.067 * * [simplify]: Extracting # 2 : cost 0 14.070 * * [simplify]: iteration 10 : 4730 enodes (cost 7 ) 15.435 * * [simplify]: Extracting # 0 : cost 0 15.437 * * [simplify]: Extracting # 1 : cost 0 15.439 * * [simplify]: Extracting # 2 : cost 0 15.441 * * [simplify]: iteration done: 5000 enodes (cost 7 ) 15.441 * [simplify]: Simplified to: (* (cos x) (/ (sinh y) y)) 15.441 * * [progress]: iteration 1 / 4 15.441 * * * [progress]: picking best candidate 15.443 * * * * [pick]: Picked # 15.443 * * * [progress]: localizing error 15.450 * * * [progress]: generating rewritten candidates 15.450 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2) 15.463 * * * * [progress]: [ 2 / 2 ] rewriting at (2) 15.489 * * * [progress]: generating series expansions 15.489 * * * * [progress]: [ 1 / 2 ] generating series at (2 2) 15.489 * [backup-simplify]: Simplify (/ (sinh y) y) into (/ (sinh y) y) 15.489 * [approximate]: Taking taylor expansion of (/ (sinh y) y) in (y) around 0 15.489 * [taylor]: Taking taylor expansion of (/ (sinh y) y) in y 15.489 * [taylor]: Taking taylor expansion of (sinh y) in y 15.489 * [taylor]: Rewrote expression to (/ (- (exp y) (exp (- y))) 2) 15.490 * [taylor]: Taking taylor expansion of (- (exp y) (exp (- y))) in y 15.490 * [taylor]: Taking taylor expansion of (exp y) in y 15.490 * [taylor]: Taking taylor expansion of y in y 15.490 * [backup-simplify]: Simplify 0 into 0 15.490 * [backup-simplify]: Simplify 1 into 1 15.490 * [backup-simplify]: Simplify (exp 0) into 1 15.490 * [taylor]: Taking taylor expansion of (exp (- y)) in y 15.490 * [taylor]: Taking taylor expansion of (- y) in y 15.490 * [taylor]: Taking taylor expansion of y in y 15.490 * [backup-simplify]: Simplify 0 into 0 15.490 * [backup-simplify]: Simplify 1 into 1 15.491 * [backup-simplify]: Simplify (- 0) into 0 15.491 * [backup-simplify]: Simplify (- 1) into -1 15.491 * [backup-simplify]: Simplify (exp 0) into 1 15.491 * [taylor]: Taking taylor expansion of 2 in y 15.491 * [backup-simplify]: Simplify 2 into 2 15.491 * [backup-simplify]: Simplify (- 1) into -1 15.492 * [backup-simplify]: Simplify (+ 1 -1) into 0 15.493 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1 15.493 * [backup-simplify]: Simplify (- 1) into -1 15.494 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 1) 1)))) into -1 15.495 * [backup-simplify]: Simplify (- -1) into 1 15.495 * [backup-simplify]: Simplify (+ 1 1) into 2 15.496 * [backup-simplify]: Simplify (/ 2 2) into 1 15.496 * [taylor]: Taking taylor expansion of y in y 15.496 * [backup-simplify]: Simplify 0 into 0 15.496 * [backup-simplify]: Simplify 1 into 1 15.496 * [backup-simplify]: Simplify (/ 1 1) into 1 15.496 * [taylor]: Taking taylor expansion of (/ (sinh y) y) in y 15.496 * [taylor]: Taking taylor expansion of (sinh y) in y 15.496 * [taylor]: Rewrote expression to (/ (- (exp y) (exp (- y))) 2) 15.496 * [taylor]: Taking taylor expansion of (- (exp y) (exp (- y))) in y 15.496 * [taylor]: Taking taylor expansion of (exp y) in y 15.496 * [taylor]: Taking taylor expansion of y in y 15.496 * [backup-simplify]: Simplify 0 into 0 15.496 * [backup-simplify]: Simplify 1 into 1 15.496 * [backup-simplify]: Simplify (exp 0) into 1 15.496 * [taylor]: Taking taylor expansion of (exp (- y)) in y 15.496 * [taylor]: Taking taylor expansion of (- y) in y 15.497 * [taylor]: Taking taylor expansion of y in y 15.497 * [backup-simplify]: Simplify 0 into 0 15.497 * [backup-simplify]: Simplify 1 into 1 15.497 * [backup-simplify]: Simplify (- 0) into 0 15.497 * [backup-simplify]: Simplify (- 1) into -1 15.497 * [backup-simplify]: Simplify (exp 0) into 1 15.497 * [taylor]: Taking taylor expansion of 2 in y 15.497 * [backup-simplify]: Simplify 2 into 2 15.498 * [backup-simplify]: Simplify (- 1) into -1 15.498 * [backup-simplify]: Simplify (+ 1 -1) into 0 15.499 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1 15.500 * [backup-simplify]: Simplify (- 1) into -1 15.501 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 1) 1)))) into -1 15.501 * [backup-simplify]: Simplify (- -1) into 1 15.502 * [backup-simplify]: Simplify (+ 1 1) into 2 15.502 * [backup-simplify]: Simplify (/ 2 2) into 1 15.502 * [taylor]: Taking taylor expansion of y in y 15.502 * [backup-simplify]: Simplify 0 into 0 15.502 * [backup-simplify]: Simplify 1 into 1 15.502 * [backup-simplify]: Simplify (/ 1 1) into 1 15.502 * [backup-simplify]: Simplify 1 into 1 15.504 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2 15.505 * [backup-simplify]: Simplify (- 1) into -1 15.505 * [backup-simplify]: Simplify (- 0) into 0 15.507 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2 15.507 * [backup-simplify]: Simplify (- 1/2) into -1/2 15.508 * [backup-simplify]: Simplify (+ 1/2 -1/2) into 0 15.509 * [backup-simplify]: Simplify (- (/ 0 2) (+ (* 1 (/ 0 2)))) into 0 15.509 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)))) into 0 15.509 * [backup-simplify]: Simplify 0 into 0 15.512 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 3) 6)) (* (/ (pow 1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 1/6 15.512 * [backup-simplify]: Simplify (- 1) into -1 15.513 * [backup-simplify]: Simplify (- 1) into -1 15.513 * [backup-simplify]: Simplify (- 0) into 0 15.513 * [backup-simplify]: Simplify (- 0) into 0 15.516 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 3) 6)) (* (/ (pow -1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into -1/6 15.516 * [backup-simplify]: Simplify (- -1/6) into 1/6 15.517 * [backup-simplify]: Simplify (+ 1/6 1/6) into 1/3 15.518 * [backup-simplify]: Simplify (- (/ 1/3 2) (+ (* 1 (/ 0 2)) (* 0 (/ 0 2)))) into 1/6 15.519 * [backup-simplify]: Simplify (- (/ 1/6 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 1/6 15.520 * [backup-simplify]: Simplify 1/6 into 1/6 15.525 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 4) 24)) (* (/ (pow 1 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 1/24 15.526 * [backup-simplify]: Simplify (- 1) into -1 15.526 * [backup-simplify]: Simplify (- 1) into -1 15.527 * [backup-simplify]: Simplify (- 0) into 0 15.527 * [backup-simplify]: Simplify (- 1) into -1 15.527 * [backup-simplify]: Simplify (- 0) into 0 15.528 * [backup-simplify]: Simplify (- 0) into 0 15.528 * [backup-simplify]: Simplify (- 0) into 0 15.534 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 4) 24)) (* (/ (pow -1 2) 2) (/ (pow 0 1) 1)) (* (/ (pow -1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 1/24 15.534 * [backup-simplify]: Simplify (- 1/24) into -1/24 15.535 * [backup-simplify]: Simplify (+ 1/24 -1/24) into 0 15.536 * [backup-simplify]: Simplify (- (/ 0 2) (+ (* 1 (/ 0 2)) (* 0 (/ 0 2)) (* 1/6 (/ 0 2)))) into 0 15.538 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 1/6 (/ 0 1)))) into 0 15.538 * [backup-simplify]: Simplify 0 into 0 15.546 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 5) 120)) (* (/ (pow 1 3) 6) (/ (pow 0 1) 1)) (* (/ (pow 1 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 1 1) 1) (/ (pow 0 2) 2)) (* (/ (pow 1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 1/120 15.547 * [backup-simplify]: Simplify (- 1) into -1 15.547 * [backup-simplify]: Simplify (- 1) into -1 15.548 * [backup-simplify]: Simplify (- 0) into 0 15.548 * [backup-simplify]: Simplify (- 1) into -1 15.549 * [backup-simplify]: Simplify (- 0) into 0 15.549 * [backup-simplify]: Simplify (- 1) into -1 15.550 * [backup-simplify]: Simplify (- 0) into 0 15.550 * [backup-simplify]: Simplify (- 1) into -1 15.550 * [backup-simplify]: Simplify (- 0) into 0 15.551 * [backup-simplify]: Simplify (- 0) into 0 15.552 * [backup-simplify]: Simplify (- 0) into 0 15.552 * [backup-simplify]: Simplify (- 0) into 0 15.558 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 5) 120)) (* (/ (pow -1 3) 6) (/ (pow 0 1) 1)) (* (/ (pow -1 2) 2) (/ (pow 0 1) 1)) (* (/ (pow -1 1) 1) (/ (pow 0 2) 2)) (* (/ (pow -1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into -1/120 15.559 * [backup-simplify]: Simplify (- -1/120) into 1/120 15.559 * [backup-simplify]: Simplify (+ 1/120 1/120) into 1/60 15.561 * [backup-simplify]: Simplify (- (/ 1/60 2) (+ (* 1 (/ 0 2)) (* 0 (/ 0 2)) (* 1/6 (/ 0 2)) (* 0 (/ 0 2)))) into 1/120 15.562 * [backup-simplify]: Simplify (- (/ 1/120 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 1/6 (/ 0 1)) (* 0 (/ 0 1)))) into 1/120 15.562 * [backup-simplify]: Simplify 1/120 into 1/120