4.559 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.118 * * * [progress]: [2/2] Setting up program. 0.122 * [progress]: [Phase 2 of 3] Improving. 0.122 * [simplify]: Simplifying: (* (cos x) (/ (sinh y) y)) 0.123 * * [simplify]: Extracting # 0 : cost 0 0.123 * * [simplify]: Extracting # 1 : cost 0 0.123 * * [simplify]: Extracting # 2 : cost 0 0.123 * * [simplify]: Extracting # 3 : cost 0 0.123 * * [simplify]: Extracting # 4 : cost 0 0.123 * * [simplify]: iteration 0 : 6 enodes (cost 7 ) 0.124 * * [simplify]: Extracting # 0 : cost 0 0.124 * * [simplify]: Extracting # 1 : cost 0 0.124 * * [simplify]: Extracting # 2 : cost 0 0.124 * * [simplify]: Extracting # 3 : cost 0 0.124 * * [simplify]: Extracting # 4 : cost 0 0.124 * * [simplify]: iteration 1 : 15 enodes (cost 7 ) 0.128 * * [simplify]: Extracting # 0 : cost 0 0.128 * * [simplify]: Extracting # 1 : cost 0 0.128 * * [simplify]: Extracting # 2 : cost 0 0.128 * * [simplify]: iteration 2 : 30 enodes (cost 7 ) 0.133 * * [simplify]: Extracting # 0 : cost 0 0.133 * * [simplify]: Extracting # 1 : cost 0 0.133 * * [simplify]: Extracting # 2 : cost 0 0.133 * * [simplify]: iteration 3 : 67 enodes (cost 7 ) 0.149 * * [simplify]: Extracting # 0 : cost 0 0.149 * * [simplify]: Extracting # 1 : cost 0 0.149 * * [simplify]: Extracting # 2 : cost 0 0.149 * * [simplify]: Extracting # 3 : cost 0 0.150 * * [simplify]: Extracting # 4 : cost 0 0.150 * * [simplify]: iteration 4 : 135 enodes (cost 7 ) 0.202 * * [simplify]: Extracting # 0 : cost 0 0.202 * * [simplify]: Extracting # 1 : cost 0 0.203 * * [simplify]: Extracting # 2 : cost 0 0.203 * * [simplify]: Extracting # 3 : cost 0 0.203 * * [simplify]: Extracting # 4 : cost 0 0.204 * * [simplify]: iteration 5 : 256 enodes (cost 7 ) 0.279 * * [simplify]: Extracting # 0 : cost 0 0.280 * * [simplify]: Extracting # 1 : cost 0 0.280 * * [simplify]: Extracting # 2 : cost 0 0.281 * * [simplify]: iteration 6 : 460 enodes (cost 7 ) 0.624 * * [simplify]: Extracting # 0 : cost 0 0.627 * * [simplify]: Extracting # 1 : cost 0 0.628 * * [simplify]: Extracting # 2 : cost 0 0.630 * * [simplify]: Extracting # 3 : cost 0 0.631 * * [simplify]: Extracting # 4 : cost 0 0.632 * * [simplify]: iteration 7 : 977 enodes (cost 7 ) 2.110 * * [simplify]: Extracting # 0 : cost 0 2.115 * * [simplify]: Extracting # 1 : cost 0 2.117 * * [simplify]: Extracting # 2 : cost 0 2.120 * * [simplify]: iteration 8 : 1864 enodes (cost 7 ) 6.465 * * [simplify]: Extracting # 0 : cost 0 6.470 * * [simplify]: Extracting # 1 : cost 0 6.471 * * [simplify]: Extracting # 2 : cost 0 6.472 * * [simplify]: iteration 9 : 3263 enodes (cost 7 ) 12.122 * * [simplify]: Extracting # 0 : cost 0 12.124 * * [simplify]: Extracting # 1 : cost 0 12.125 * * [simplify]: Extracting # 2 : cost 0 12.127 * * [simplify]: iteration 10 : 4445 enodes (cost 7 ) 14.931 * * [simplify]: Extracting # 0 : cost 0 14.935 * * [simplify]: Extracting # 1 : cost 0 14.938 * * [simplify]: Extracting # 2 : cost 0 14.941 * * [simplify]: iteration done: 5001 enodes (cost 7 ) 14.941 * [simplify]: Simplified to: (* (cos x) (/ (sinh y) y)) 14.942 * * [progress]: iteration 1 / 4 14.942 * * * [progress]: picking best candidate 14.945 * * * * [pick]: Picked # 14.945 * * * [progress]: localizing error 14.954 * * * [progress]: generating rewritten candidates 14.954 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2) 14.962 * * * * [progress]: [ 2 / 2 ] rewriting at (2) 14.982 * * * [progress]: generating series expansions 14.982 * * * * [progress]: [ 1 / 2 ] generating series at (2 2) 14.982 * [backup-simplify]: Simplify (/ (sinh y) y) into (/ (sinh y) y) 14.982 * [approximate]: Taking taylor expansion of (/ (sinh y) y) in (y) around 0 14.982 * [taylor]: Taking taylor expansion of (/ (sinh y) y) in y 14.982 * [taylor]: Taking taylor expansion of (sinh y) in y 14.985 * [taylor]: Rewrote expression to (/ (- (exp y) (exp (- y))) 2) 14.985 * [taylor]: Taking taylor expansion of (- (exp y) (exp (- y))) in y 14.985 * [taylor]: Taking taylor expansion of (exp y) in y 14.985 * [taylor]: Taking taylor expansion of y in y 14.985 * [backup-simplify]: Simplify 0 into 0 14.985 * [backup-simplify]: Simplify 1 into 1 14.985 * [backup-simplify]: Simplify (exp 0) into 1 14.985 * [taylor]: Taking taylor expansion of (exp (- y)) in y 14.985 * [taylor]: Taking taylor expansion of (- y) in y 14.985 * [taylor]: Taking taylor expansion of y in y 14.985 * [backup-simplify]: Simplify 0 into 0 14.985 * [backup-simplify]: Simplify 1 into 1 14.986 * [backup-simplify]: Simplify (- 0) into 0 14.986 * [backup-simplify]: Simplify (- 1) into -1 14.986 * [backup-simplify]: Simplify (exp 0) into 1 14.986 * [taylor]: Taking taylor expansion of 2 in y 14.986 * [backup-simplify]: Simplify 2 into 2 14.987 * [backup-simplify]: Simplify (- 1) into -1 14.987 * [backup-simplify]: Simplify (+ 1 -1) into 0 14.988 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1 14.989 * [backup-simplify]: Simplify (- 1) into -1 14.990 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 1) 1)))) into -1 14.990 * [backup-simplify]: Simplify (- -1) into 1 14.991 * [backup-simplify]: Simplify (+ 1 1) into 2 14.991 * [backup-simplify]: Simplify (/ 2 2) into 1 14.991 * [taylor]: Taking taylor expansion of y in y 14.991 * [backup-simplify]: Simplify 0 into 0 14.991 * [backup-simplify]: Simplify 1 into 1 14.992 * [backup-simplify]: Simplify (/ 1 1) into 1 14.992 * [taylor]: Taking taylor expansion of (/ (sinh y) y) in y 14.992 * [taylor]: Taking taylor expansion of (sinh y) in y 14.992 * [taylor]: Rewrote expression to (/ (- (exp y) (exp (- y))) 2) 14.992 * [taylor]: Taking taylor expansion of (- (exp y) (exp (- y))) in y 14.992 * [taylor]: Taking taylor expansion of (exp y) in y 14.992 * [taylor]: Taking taylor expansion of y in y 14.992 * [backup-simplify]: Simplify 0 into 0 14.992 * [backup-simplify]: Simplify 1 into 1 14.992 * [backup-simplify]: Simplify (exp 0) into 1 14.992 * [taylor]: Taking taylor expansion of (exp (- y)) in y 14.992 * [taylor]: Taking taylor expansion of (- y) in y 14.992 * [taylor]: Taking taylor expansion of y in y 14.992 * [backup-simplify]: Simplify 0 into 0 14.992 * [backup-simplify]: Simplify 1 into 1 14.993 * [backup-simplify]: Simplify (- 0) into 0 14.993 * [backup-simplify]: Simplify (- 1) into -1 14.993 * [backup-simplify]: Simplify (exp 0) into 1 14.993 * [taylor]: Taking taylor expansion of 2 in y 14.993 * [backup-simplify]: Simplify 2 into 2 14.994 * [backup-simplify]: Simplify (- 1) into -1 14.994 * [backup-simplify]: Simplify (+ 1 -1) into 0 14.995 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1 14.996 * [backup-simplify]: Simplify (- 1) into -1 14.997 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 1) 1)))) into -1 14.997 * [backup-simplify]: Simplify (- -1) into 1 14.998 * [backup-simplify]: Simplify (+ 1 1) into 2 14.998 * [backup-simplify]: Simplify (/ 2 2) into 1 14.998 * [taylor]: Taking taylor expansion of y in y 14.998 * [backup-simplify]: Simplify 0 into 0 14.998 * [backup-simplify]: Simplify 1 into 1 14.998 * [backup-simplify]: Simplify (/ 1 1) into 1 14.999 * [backup-simplify]: Simplify 1 into 1 15.000 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2 15.001 * [backup-simplify]: Simplify (- 1) into -1 15.001 * [backup-simplify]: Simplify (- 0) into 0 15.011 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2 15.012 * [backup-simplify]: Simplify (- 1/2) into -1/2 15.012 * [backup-simplify]: Simplify (+ 1/2 -1/2) into 0 15.013 * [backup-simplify]: Simplify (- (/ 0 2) (+ (* 1 (/ 0 2)))) into 0 15.014 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)))) into 0 15.014 * [backup-simplify]: Simplify 0 into 0 15.018 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 3) 6)) (* (/ (pow 1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 1/6 15.018 * [backup-simplify]: Simplify (- 1) into -1 15.019 * [backup-simplify]: Simplify (- 1) into -1 15.019 * [backup-simplify]: Simplify (- 0) into 0 15.020 * [backup-simplify]: Simplify (- 0) into 0 15.023 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 3) 6)) (* (/ (pow -1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into -1/6 15.023 * [backup-simplify]: Simplify (- -1/6) into 1/6 15.024 * [backup-simplify]: Simplify (+ 1/6 1/6) into 1/3 15.025 * [backup-simplify]: Simplify (- (/ 1/3 2) (+ (* 1 (/ 0 2)) (* 0 (/ 0 2)))) into 1/6 15.026 * [backup-simplify]: Simplify (- (/ 1/6 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 1/6 15.026 * [backup-simplify]: Simplify 1/6 into 1/6 15.031 * [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 15.032 * [backup-simplify]: Simplify (- 1) into -1 15.032 * [backup-simplify]: Simplify (- 1) into -1 15.032 * [backup-simplify]: Simplify (- 0) into 0 15.033 * [backup-simplify]: Simplify (- 1) into -1 15.033 * [backup-simplify]: Simplify (- 0) into 0 15.034 * [backup-simplify]: Simplify (- 0) into 0 15.034 * [backup-simplify]: Simplify (- 0) into 0 15.039 * [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 15.039 * [backup-simplify]: Simplify (- 1/24) into -1/24 15.040 * [backup-simplify]: Simplify (+ 1/24 -1/24) into 0 15.041 * [backup-simplify]: Simplify (- (/ 0 2) (+ (* 1 (/ 0 2)) (* 0 (/ 0 2)) (* 1/6 (/ 0 2)))) into 0 15.042 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 1/6 (/ 0 1)))) into 0 15.042 * [backup-simplify]: Simplify 0 into 0 15.049 * [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 15.050 * [backup-simplify]: Simplify (- 1) into -1 15.050 * [backup-simplify]: Simplify (- 1) into -1 15.050 * [backup-simplify]: Simplify (- 0) into 0 15.051 * [backup-simplify]: Simplify (- 1) into -1 15.051 * [backup-simplify]: Simplify (- 0) into 0 15.052 * [backup-simplify]: Simplify (- 1) into -1 15.052 * [backup-simplify]: Simplify (- 0) into 0 15.052 * [backup-simplify]: Simplify (- 1) into -1 15.053 * [backup-simplify]: Simplify (- 0) into 0 15.053 * [backup-simplify]: Simplify (- 0) into 0 15.053 * [backup-simplify]: Simplify (- 0) into 0 15.054 * [backup-simplify]: Simplify (- 0) into 0 15.060 * [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 15.060 * [backup-simplify]: Simplify (- -1/120) into 1/120 15.061 * [backup-simplify]: Simplify (+ 1/120 1/120) into 1/60 15.061 * [backup-simplify]: Simplify (- (/ 1/60 2) (+ (* 1 (/ 0 2)) (* 0 (/ 0 2)) (* 1/6 (/ 0 2)) (* 0 (/ 0 2)))) into 1/120 15.063 * [backup-simplify]: Simplify (- (/ 1/120 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 1/6 (/ 0 1)) (* 0 (/ 0 1)))) into 1/120 15.063 * [backup-simplify]: Simplify 1/120 into 1/120