0.080 * [progress]: [Phase 1 of 3] Setting up. 0.002 * * * [progress]: [1/2] Preparing points 0.120 * * * [progress]: [2/2] Setting up program. 0.122 * [progress]: [Phase 2 of 3] Improving. 0.122 * [simplify]: Simplifying: (/ (* (sin x) (sinh y)) x) 0.122 * * [simplify]: Extracting # 0 : cost 0 0.122 * * [simplify]: Extracting # 1 : cost 0 0.122 * * [simplify]: Extracting # 2 : cost 0 0.123 * * [simplify]: Extracting # 3 : cost 0 0.123 * * [simplify]: Extracting # 4 : cost 0 0.123 * * [simplify]: Extracting # 5 : cost 0 0.123 * * [simplify]: iteration 0 : 6 enodes (cost 7 ) 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 0.124 * * [simplify]: Extracting # 4 : cost 0 0.124 * * [simplify]: iteration 1 : 15 enodes (cost 7 ) 0.126 * * [simplify]: Extracting # 0 : cost 0 0.126 * * [simplify]: Extracting # 1 : cost 0 0.126 * * [simplify]: Extracting # 2 : cost 0 0.126 * * [simplify]: iteration 2 : 32 enodes (cost 7 ) 0.131 * * [simplify]: Extracting # 0 : cost 0 0.131 * * [simplify]: Extracting # 1 : cost 0 0.132 * * [simplify]: Extracting # 2 : cost 0 0.132 * * [simplify]: iteration 3 : 69 enodes (cost 7 ) 0.171 * * [simplify]: Extracting # 0 : cost 0 0.171 * * [simplify]: Extracting # 1 : cost 0 0.171 * * [simplify]: Extracting # 2 : cost 0 0.172 * * [simplify]: Extracting # 3 : cost 0 0.172 * * [simplify]: Extracting # 4 : cost 0 0.172 * * [simplify]: iteration 4 : 144 enodes (cost 7 ) 0.229 * * [simplify]: Extracting # 0 : cost 0 0.229 * * [simplify]: Extracting # 1 : cost 0 0.230 * * [simplify]: Extracting # 2 : cost 0 0.230 * * [simplify]: Extracting # 3 : cost 0 0.230 * * [simplify]: iteration 5 : 272 enodes (cost 7 ) 0.320 * * [simplify]: Extracting # 0 : cost 0 0.321 * * [simplify]: Extracting # 1 : cost 0 0.322 * * [simplify]: Extracting # 2 : cost 0 0.322 * * [simplify]: iteration 6 : 482 enodes (cost 7 ) 0.742 * * [simplify]: Extracting # 0 : cost 0 0.744 * * [simplify]: Extracting # 1 : cost 0 0.746 * * [simplify]: Extracting # 2 : cost 0 0.747 * * [simplify]: Extracting # 3 : cost 0 0.749 * * [simplify]: iteration 7 : 1052 enodes (cost 7 ) 2.783 * * [simplify]: Extracting # 0 : cost 0 2.788 * * [simplify]: Extracting # 1 : cost 0 2.790 * * [simplify]: Extracting # 2 : cost 0 2.792 * * [simplify]: iteration 8 : 2094 enodes (cost 7 ) 8.045 * * [simplify]: Extracting # 0 : cost 0 8.048 * * [simplify]: Extracting # 1 : cost 0 8.049 * * [simplify]: Extracting # 2 : cost 0 8.050 * * [simplify]: iteration 9 : 3638 enodes (cost 7 ) 14.726 * * [simplify]: Extracting # 0 : cost 0 14.730 * * [simplify]: Extracting # 1 : cost 0 14.733 * * [simplify]: Extracting # 2 : cost 0 14.734 * * [simplify]: iteration 10 : 4858 enodes (cost 7 ) 15.802 * * [simplify]: Extracting # 0 : cost 0 15.805 * * [simplify]: Extracting # 1 : cost 0 15.808 * * [simplify]: Extracting # 2 : cost 0 15.811 * * [simplify]: iteration done: 5000 enodes (cost 7 ) 15.811 * [simplify]: Simplified to: (/ (* (sin x) (sinh y)) x) 15.812 * * [progress]: iteration 1 / 4 15.812 * * * [progress]: picking best candidate 15.814 * * * * [pick]: Picked # 15.814 * * * [progress]: localizing error 15.826 * * * [progress]: generating rewritten candidates 15.826 * * * * [progress]: [ 1 / 2 ] rewriting at (2) 15.840 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 15.864 * * * [progress]: generating series expansions 15.864 * * * * [progress]: [ 1 / 2 ] generating series at (2) 15.864 * [backup-simplify]: Simplify (/ (* (sin x) (sinh y)) x) into (/ (* (sin x) (sinh y)) x) 15.864 * [approximate]: Taking taylor expansion of (/ (* (sin x) (sinh y)) x) in (x y) around 0 15.864 * [taylor]: Taking taylor expansion of (/ (* (sin x) (sinh y)) x) in y 15.864 * [taylor]: Taking taylor expansion of (* (sin x) (sinh y)) in y 15.864 * [taylor]: Taking taylor expansion of (sin x) in y 15.864 * [taylor]: Taking taylor expansion of x in y 15.864 * [backup-simplify]: Simplify x into x 15.864 * [backup-simplify]: Simplify (sin x) into (sin x) 15.864 * [backup-simplify]: Simplify (cos x) into (cos x) 15.864 * [taylor]: Taking taylor expansion of (sinh y) in y 15.868 * [taylor]: Rewrote expression to (/ (- (exp y) (exp (- y))) 2) 15.868 * [taylor]: Taking taylor expansion of (- (exp y) (exp (- y))) in y 15.868 * [taylor]: Taking taylor expansion of (exp y) in y 15.868 * [taylor]: Taking taylor expansion of y in y 15.868 * [backup-simplify]: Simplify 0 into 0 15.868 * [backup-simplify]: Simplify 1 into 1 15.868 * [backup-simplify]: Simplify (exp 0) into 1 15.868 * [taylor]: Taking taylor expansion of (exp (- y)) in y 15.868 * [taylor]: Taking taylor expansion of (- y) in y 15.868 * [taylor]: Taking taylor expansion of y in y 15.868 * [backup-simplify]: Simplify 0 into 0 15.868 * [backup-simplify]: Simplify 1 into 1 15.869 * [backup-simplify]: Simplify (- 0) into 0 15.869 * [backup-simplify]: Simplify (- 1) into -1 15.869 * [backup-simplify]: Simplify (exp 0) into 1 15.869 * [taylor]: Taking taylor expansion of 2 in y 15.869 * [backup-simplify]: Simplify 2 into 2 15.870 * [backup-simplify]: Simplify (- 1) into -1 15.870 * [backup-simplify]: Simplify (+ 1 -1) into 0 15.871 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1 15.871 * [backup-simplify]: Simplify (- 1) into -1 15.873 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 1) 1)))) into -1 15.873 * [backup-simplify]: Simplify (- -1) into 1 15.873 * [backup-simplify]: Simplify (+ 1 1) into 2 15.874 * [backup-simplify]: Simplify (/ 2 2) into 1 15.874 * [taylor]: Taking taylor expansion of x in y 15.874 * [backup-simplify]: Simplify x into x 15.874 * [backup-simplify]: Simplify (* (sin x) 1) into (sin x) 15.874 * [backup-simplify]: Simplify (* (cos x) 0) into 0 15.874 * [backup-simplify]: Simplify (+ (sin x) 0) into (sin x) 15.874 * [backup-simplify]: Simplify (* (sin x) 1) into (sin x) 15.874 * [backup-simplify]: Simplify (/ (sin x) x) into (/ (sin x) x) 15.874 * [taylor]: Taking taylor expansion of (/ (* (sin x) (sinh y)) x) in x 15.874 * [taylor]: Taking taylor expansion of (* (sin x) (sinh y)) in x 15.874 * [taylor]: Taking taylor expansion of (sin x) in x 15.874 * [taylor]: Taking taylor expansion of x in x 15.874 * [backup-simplify]: Simplify 0 into 0 15.874 * [backup-simplify]: Simplify 1 into 1 15.874 * [taylor]: Taking taylor expansion of (sinh y) in x 15.875 * [taylor]: Rewrote expression to (/ (- (exp y) (exp (- y))) 2) 15.875 * [taylor]: Taking taylor expansion of (- (exp y) (exp (- y))) in x 15.875 * [taylor]: Taking taylor expansion of (exp y) in x 15.875 * [taylor]: Taking taylor expansion of y in x 15.875 * [backup-simplify]: Simplify y into y 15.875 * [backup-simplify]: Simplify (exp y) into (exp y) 15.875 * [taylor]: Taking taylor expansion of (exp (- y)) in x 15.875 * [taylor]: Taking taylor expansion of (- y) in x 15.875 * [taylor]: Taking taylor expansion of y in x 15.875 * [backup-simplify]: Simplify y into y 15.875 * [backup-simplify]: Simplify (- y) into (- y) 15.875 * [backup-simplify]: Simplify (- y) into (- y) 15.875 * [backup-simplify]: Simplify (exp (- y)) into (exp (- y)) 15.875 * [taylor]: Taking taylor expansion of 2 in x 15.875 * [backup-simplify]: Simplify 2 into 2 15.875 * [backup-simplify]: Simplify (- (exp (- y))) into (- (exp (- y))) 15.876 * [backup-simplify]: Simplify (+ (exp y) (- (exp (- y)))) into (- (exp y) (exp (- y))) 15.876 * [backup-simplify]: Simplify (/ (- (exp y) (exp (- y))) 2) into (* 1/2 (- (exp y) (exp (- y)))) 15.876 * [taylor]: Taking taylor expansion of x in x 15.876 * [backup-simplify]: Simplify 0 into 0 15.876 * [backup-simplify]: Simplify 1 into 1 15.876 * [backup-simplify]: Simplify (* 0 (* 1/2 (- (exp y) (exp (- y))))) into 0 15.877 * [backup-simplify]: Simplify (* (exp y) (+ (* (/ (pow 0 1) 1)))) into 0 15.877 * [backup-simplify]: Simplify (- y) into (- y) 15.877 * [backup-simplify]: Simplify (- 0) into 0 15.878 * [backup-simplify]: Simplify (* (exp (- y)) (+ (* (/ (pow 0 1) 1)))) into 0 15.878 * [backup-simplify]: Simplify (- 0) into 0 15.879 * [backup-simplify]: Simplify (+ 0 0) into 0 15.880 * [backup-simplify]: Simplify (- (/ 0 2) (+ (* (* 1/2 (- (exp y) (exp (- y)))) (/ 0 2)))) into 0 15.880 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1 15.881 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (* 1/2 (- (exp y) (exp (- y)))))) into (- (* 1/2 (exp y)) (* 1/2 (exp (- y)))) 15.881 * [backup-simplify]: Simplify (/ (- (* 1/2 (exp y)) (* 1/2 (exp (- y)))) 1) into (- (* 1/2 (exp y)) (* 1/2 (exp (- y)))) 15.881 * [taylor]: Taking taylor expansion of (/ (* (sin x) (sinh y)) x) in x 15.881 * [taylor]: Taking taylor expansion of (* (sin x) (sinh y)) in x 15.881 * [taylor]: Taking taylor expansion of (sin x) in x 15.881 * [taylor]: Taking taylor expansion of x in x 15.881 * [backup-simplify]: Simplify 0 into 0 15.881 * [backup-simplify]: Simplify 1 into 1 15.881 * [taylor]: Taking taylor expansion of (sinh y) in x 15.882 * [taylor]: Rewrote expression to (/ (- (exp y) (exp (- y))) 2) 15.882 * [taylor]: Taking taylor expansion of (- (exp y) (exp (- y))) in x 15.882 * [taylor]: Taking taylor expansion of (exp y) in x 15.882 * [taylor]: Taking taylor expansion of y in x 15.882 * [backup-simplify]: Simplify y into y 15.882 * [backup-simplify]: Simplify (exp y) into (exp y) 15.882 * [taylor]: Taking taylor expansion of (exp (- y)) in x 15.882 * [taylor]: Taking taylor expansion of (- y) in x 15.882 * [taylor]: Taking taylor expansion of y in x 15.882 * [backup-simplify]: Simplify y into y 15.882 * [backup-simplify]: Simplify (- y) into (- y) 15.882 * [backup-simplify]: Simplify (- y) into (- y) 15.882 * [backup-simplify]: Simplify (exp (- y)) into (exp (- y)) 15.882 * [taylor]: Taking taylor expansion of 2 in x 15.882 * [backup-simplify]: Simplify 2 into 2 15.882 * [backup-simplify]: Simplify (- (exp (- y))) into (- (exp (- y))) 15.882 * [backup-simplify]: Simplify (+ (exp y) (- (exp (- y)))) into (- (exp y) (exp (- y))) 15.882 * [backup-simplify]: Simplify (/ (- (exp y) (exp (- y))) 2) into (* 1/2 (- (exp y) (exp (- y)))) 15.882 * [taylor]: Taking taylor expansion of x in x 15.882 * [backup-simplify]: Simplify 0 into 0 15.882 * [backup-simplify]: Simplify 1 into 1 15.883 * [backup-simplify]: Simplify (* 0 (* 1/2 (- (exp y) (exp (- y))))) into 0 15.883 * [backup-simplify]: Simplify (* (exp y) (+ (* (/ (pow 0 1) 1)))) into 0 15.884 * [backup-simplify]: Simplify (- y) into (- y) 15.884 * [backup-simplify]: Simplify (- 0) into 0 15.885 * [backup-simplify]: Simplify (* (exp (- y)) (+ (* (/ (pow 0 1) 1)))) into 0 15.885 * [backup-simplify]: Simplify (- 0) into 0 15.885 * [backup-simplify]: Simplify (+ 0 0) into 0 15.886 * [backup-simplify]: Simplify (- (/ 0 2) (+ (* (* 1/2 (- (exp y) (exp (- y)))) (/ 0 2)))) into 0 15.887 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1 15.888 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (* 1/2 (- (exp y) (exp (- y)))))) into (- (* 1/2 (exp y)) (* 1/2 (exp (- y)))) 15.888 * [backup-simplify]: Simplify (/ (- (* 1/2 (exp y)) (* 1/2 (exp (- y)))) 1) into (- (* 1/2 (exp y)) (* 1/2 (exp (- y)))) 15.888 * [taylor]: Taking taylor expansion of (- (* 1/2 (exp y)) (* 1/2 (exp (- y)))) in y 15.888 * [taylor]: Taking taylor expansion of (* 1/2 (exp y)) in y 15.888 * [taylor]: Taking taylor expansion of 1/2 in y 15.888 * [backup-simplify]: Simplify 1/2 into 1/2 15.888 * [taylor]: Taking taylor expansion of (exp y) in y 15.888 * [taylor]: Taking taylor expansion of y in y 15.888 * [backup-simplify]: Simplify 0 into 0 15.888 * [backup-simplify]: Simplify 1 into 1 15.888 * [backup-simplify]: Simplify (exp 0) into 1 15.888 * [taylor]: Taking taylor expansion of (* 1/2 (exp (- y))) in y 15.888 * [taylor]: Taking taylor expansion of 1/2 in y 15.888 * [backup-simplify]: Simplify 1/2 into 1/2 15.888 * [taylor]: Taking taylor expansion of (exp (- y)) in y 15.888 * [taylor]: Taking taylor expansion of (- y) in y 15.888 * [taylor]: Taking taylor expansion of y in y 15.888 * [backup-simplify]: Simplify 0 into 0 15.888 * [backup-simplify]: Simplify 1 into 1 15.889 * [backup-simplify]: Simplify (- 0) into 0 15.889 * [backup-simplify]: Simplify (- 1) into -1 15.889 * [backup-simplify]: Simplify (exp 0) into 1 15.890 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1 15.891 * [backup-simplify]: Simplify (+ (* 1/2 1) (* 0 1)) into 1/2 15.891 * [backup-simplify]: Simplify (- 1) into -1 15.893 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 1) 1)))) into -1 15.893 * [backup-simplify]: Simplify (+ (* 1/2 -1) (* 0 1)) into -1/2 15.894 * [backup-simplify]: Simplify (- -1/2) into 1/2 15.894 * [backup-simplify]: Simplify (+ 1/2 1/2) into 1 15.894 * [backup-simplify]: Simplify 1 into 1 15.896 * [backup-simplify]: Simplify (* (exp y) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0 15.896 * [backup-simplify]: Simplify (- y) into (- y) 15.896 * [backup-simplify]: Simplify (- 0) into 0 15.897 * [backup-simplify]: Simplify (- 0) into 0 15.898 * [backup-simplify]: Simplify (* (exp (- y)) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0 15.899 * [backup-simplify]: Simplify (- 0) into 0 15.899 * [backup-simplify]: Simplify (+ 0 0) into 0 15.900 * [backup-simplify]: Simplify (- (/ 0 2) (+ (* (* 1/2 (- (exp y) (exp (- y)))) (/ 0 2)) (* 0 (/ 0 2)))) into 0 15.901 * [backup-simplify]: Simplify (+ 0 (* 1 (/ (pow 0 1) 1))) into 0 15.902 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (* 1/2 (- (exp y) (exp (- y))))))) into 0 15.903 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (- (* 1/2 (exp y)) (* 1/2 (exp (- y)))) (/ 0 1)))) into 0 15.903 * [taylor]: Taking taylor expansion of 0 in y 15.903 * [backup-simplify]: Simplify 0 into 0 15.903 * [backup-simplify]: Simplify 0 into 0 15.905 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2 15.906 * [backup-simplify]: Simplify (+ (* 1/2 1/2) (+ (* 0 1) (* 0 1))) into 1/4 15.906 * [backup-simplify]: Simplify (- 1) into -1 15.907 * [backup-simplify]: Simplify (- 0) into 0 15.909 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2 15.910 * [backup-simplify]: Simplify (+ (* 1/2 1/2) (+ (* 0 -1) (* 0 1))) into 1/4 15.910 * [backup-simplify]: Simplify (- 1/4) into -1/4 15.910 * [backup-simplify]: Simplify (+ 1/4 -1/4) into 0 15.910 * [backup-simplify]: Simplify 0 into 0 15.913 * [backup-simplify]: Simplify (* (exp y) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0 15.913 * [backup-simplify]: Simplify (- y) into (- y) 15.913 * [backup-simplify]: Simplify (- 0) into 0 15.913 * [backup-simplify]: Simplify (- 0) into 0 15.914 * [backup-simplify]: Simplify (- 0) into 0 15.914 * [backup-simplify]: Simplify (- 0) into 0 15.916 * [backup-simplify]: Simplify (* (exp (- y)) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0 15.917 * [backup-simplify]: Simplify (- 0) into 0 15.917 * [backup-simplify]: Simplify (+ 0 0) into 0 15.919 * [backup-simplify]: Simplify (- (/ 0 2) (+ (* (* 1/2 (- (exp y) (exp (- y)))) (/ 0 2)) (* 0 (/ 0 2)) (* 0 (/ 0 2)))) into 0 15.921 * [backup-simplify]: Simplify (+ (* -1 (/ (pow 1 3) 6)) 0 (* 1 (/ (pow 0 1) 1))) into -1/6 15.922 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* -1/6 (* 1/2 (- (exp y) (exp (- y)))))))) into (- (* 1/12 (exp (- y))) (* 1/12 (exp y))) 15.923 * [backup-simplify]: Simplify (- (/ (- (* 1/12 (exp (- y))) (* 1/12 (exp y))) 1) (+ (* (- (* 1/2 (exp y)) (* 1/2 (exp (- y)))) (/ 0 1)) (* 0 (/ 0 1)))) into (- (* 1/12 (exp (- y))) (* 1/12 (exp y))) 15.923 * [taylor]: Taking taylor expansion of (- (* 1/12 (exp (- y))) (* 1/12 (exp y))) in y 15.923 * [taylor]: Taking taylor expansion of (* 1/12 (exp (- y))) in y 15.923 * [taylor]: Taking taylor expansion of 1/12 in y 15.923 * [backup-simplify]: Simplify 1/12 into 1/12 15.923 * [taylor]: Taking taylor expansion of (exp (- y)) in y 15.923 * [taylor]: Taking taylor expansion of (- y) in y 15.923 * [taylor]: Taking taylor expansion of y in y 15.923 * [backup-simplify]: Simplify 0 into 0 15.924 * [backup-simplify]: Simplify 1 into 1 15.924 * [backup-simplify]: Simplify (- 0) into 0 15.924 * [backup-simplify]: Simplify (- 1) into -1 15.924 * [backup-simplify]: Simplify (exp 0) into 1 15.924 * [taylor]: Taking taylor expansion of (* 1/12 (exp y)) in y 15.924 * [taylor]: Taking taylor expansion of 1/12 in y 15.924 * [backup-simplify]: Simplify 1/12 into 1/12 15.924 * [taylor]: Taking taylor expansion of (exp y) in y 15.924 * [taylor]: Taking taylor expansion of y in y 15.924 * [backup-simplify]: Simplify 0 into 0 15.924 * [backup-simplify]: Simplify 1 into 1 15.925 * [backup-simplify]: Simplify (exp 0) into 1 15.925 * [backup-simplify]: Simplify (- 1) into -1 15.926 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 1) 1)))) into -1 15.927 * [backup-simplify]: Simplify (+ (* 1/12 -1) (* 0 1)) into -1/12 15.928 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1 15.929 * [backup-simplify]: Simplify (+ (* 1/12 1) (* 0 1)) into 1/12 15.929 * [backup-simplify]: Simplify (- 1/12) into -1/12 15.929 * [backup-simplify]: Simplify (+ -1/12 -1/12) into -1/6 15.929 * [backup-simplify]: Simplify -1/6 into -1/6 15.929 * [backup-simplify]: Simplify 0 into 0 15.932 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 3) 6)) (* (/ (pow 1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 1/6 15.933 * [backup-simplify]: Simplify (+ (* 1/2 1/6) (+ (* 0 1/2) (+ (* 0 1) (* 0 1)))) into 1/12 15.934 * [backup-simplify]: Simplify (- 1) into -1 15.934 * [backup-simplify]: Simplify (- 1) into -1 15.934 * [backup-simplify]: Simplify (- 0) into 0 15.935 * [backup-simplify]: Simplify (- 0) into 0 15.938 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 3) 6)) (* (/ (pow -1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into -1/6 15.939 * [backup-simplify]: Simplify (+ (* 1/2 -1/6) (+ (* 0 1/2) (+ (* 0 -1) (* 0 1)))) into -1/12 15.940 * [backup-simplify]: Simplify (- -1/12) into 1/12 15.940 * [backup-simplify]: Simplify (+ 1/12 1/12) into 1/6 15.940 * [backup-simplify]: Simplify 1/6 into 1/6