9.693 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.404 * * * [progress]: [2/2] Setting up program. 0.412 * [progress]: [Phase 2 of 3] Improving. 0.412 * [simplify]: Simplifying: (/ (+ 2.0 (* (* (* (sqrt 2.0) (- (sin x) (/ (sin y) 16.0))) (- (sin y) (/ (sin x) 16.0))) (- (cos x) (cos y)))) (* 3.0 (+ (+ 1.0 (* (/ (- (sqrt 5.0) 1.0) 2.0) (cos x))) (* (/ (- 3.0 (sqrt 5.0)) 2.0) (cos y))))) 0.413 * * [simplify]: Extracting # 0 : cost 0 0.413 * * [simplify]: Extracting # 1 : cost 0 0.413 * * [simplify]: Extracting # 2 : cost 0 0.413 * * [simplify]: Extracting # 3 : cost 0 0.413 * * [simplify]: Extracting # 4 : cost 0 0.413 * * [simplify]: Extracting # 5 : cost 0 0.413 * * [simplify]: Extracting # 6 : cost 0 0.413 * * [simplify]: Extracting # 7 : cost 0 0.413 * * [simplify]: Extracting # 8 : cost 0 0.413 * * [simplify]: Extracting # 9 : cost 0 0.413 * * [simplify]: Extracting # 10 : cost 0 0.413 * * [simplify]: Extracting # 11 : cost 0 0.413 * * [simplify]: Extracting # 12 : cost 0 0.413 * * [simplify]: Extracting # 13 : cost 0 0.413 * * [simplify]: Extracting # 14 : cost 0 0.413 * * [simplify]: iteration 0 : 32 enodes (cost 50 ) 0.420 * * [simplify]: Extracting # 0 : cost 0 0.421 * * [simplify]: Extracting # 1 : cost 0 0.421 * * [simplify]: Extracting # 2 : cost 0 0.421 * * [simplify]: iteration 1 : 74 enodes (cost 50 ) 0.504 * * [simplify]: Extracting # 0 : cost 0 0.504 * * [simplify]: Extracting # 1 : cost 0 0.505 * * [simplify]: Extracting # 2 : cost 0 0.510 * * [simplify]: iteration 2 : 181 enodes (cost 50 ) 0.635 * * [simplify]: Extracting # 0 : cost 0 0.636 * * [simplify]: Extracting # 1 : cost 0 0.637 * * [simplify]: Extracting # 2 : cost 0 0.637 * * [simplify]: iteration 3 : 653 enodes (cost 50 ) 1.305 * * [simplify]: Extracting # 0 : cost 0 1.311 * * [simplify]: Extracting # 1 : cost 0 1.316 * * [simplify]: Extracting # 2 : cost 0 1.320 * * [simplify]: iteration 4 : 2664 enodes (cost 50 ) 2.204 * * [simplify]: Extracting # 0 : cost 0 2.208 * * [simplify]: Extracting # 1 : cost 0 2.213 * * [simplify]: Extracting # 2 : cost 0 2.218 * * [simplify]: Extracting # 3 : cost 0 2.223 * * [simplify]: iteration done: 5000 enodes (cost 50 ) 2.223 * [simplify]: Simplified to: (/ (+ 2.0 (* (* (* (sqrt 2.0) (- (sin x) (/ (sin y) 16.0))) (- (sin y) (/ (sin x) 16.0))) (- (cos x) (cos y)))) (* 3.0 (+ (+ 1.0 (* (/ (- (sqrt 5.0) 1.0) 2.0) (cos x))) (* (/ (- 3.0 (sqrt 5.0)) 2.0) (cos y))))) 2.224 * * [progress]: iteration 1 / 4 2.224 * * * [progress]: picking best candidate 2.232 * * * * [pick]: Picked # 2.232 * * * [progress]: localizing error 2.679 * * * [progress]: generating rewritten candidates 2.680 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 2 2) 2.688 * * * * [progress]: [ 2 / 4 ] rewriting at (2 2 2 2 1 1) 2.695 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 2 1 1) 2.773 * * * * [progress]: [ 4 / 4 ] rewriting at (2) 2.886 * * * [progress]: generating series expansions 2.886 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 2 2) 2.886 * [backup-simplify]: Simplify (- (cos x) (cos y)) into (- (cos x) (cos y)) 2.886 * [approximate]: Taking taylor expansion of (- (cos x) (cos y)) in (x y) around 0 2.886 * [taylor]: Taking taylor expansion of (- (cos x) (cos y)) in y 2.886 * [taylor]: Taking taylor expansion of (cos x) in y 2.886 * [taylor]: Taking taylor expansion of x in y 2.886 * [backup-simplify]: Simplify x into x 2.886 * [backup-simplify]: Simplify (cos x) into (cos x) 2.886 * [backup-simplify]: Simplify (sin x) into (sin x) 2.886 * [taylor]: Taking taylor expansion of (cos y) in y 2.886 * [taylor]: Taking taylor expansion of y in y 2.886 * [backup-simplify]: Simplify 0 into 0 2.886 * [backup-simplify]: Simplify 1 into 1 2.886 * [taylor]: Taking taylor expansion of (- (cos x) (cos y)) in x 2.886 * [taylor]: Taking taylor expansion of (cos x) in x 2.886 * [taylor]: Taking taylor expansion of x in x 2.886 * [backup-simplify]: Simplify 0 into 0 2.886 * [backup-simplify]: Simplify 1 into 1 2.886 * [taylor]: Taking taylor expansion of (cos y) in x 2.886 * [taylor]: Taking taylor expansion of y in x 2.886 * [backup-simplify]: Simplify y into y 2.886 * [backup-simplify]: Simplify (cos y) into (cos y) 2.887 * [backup-simplify]: Simplify (sin y) into (sin y) 2.887 * [taylor]: Taking taylor expansion of (- (cos x) (cos y)) in x 2.887 * [taylor]: Taking taylor expansion of (cos x) in x 2.887 * [taylor]: Taking taylor expansion of x in x 2.887 * [backup-simplify]: Simplify 0 into 0 2.887 * [backup-simplify]: Simplify 1 into 1 2.887 * [taylor]: Taking taylor expansion of (cos y) in x 2.887 * [taylor]: Taking taylor expansion of y in x 2.887 * [backup-simplify]: Simplify y into y 2.887 * [backup-simplify]: Simplify (cos y) into (cos y) 2.887 * [backup-simplify]: Simplify (sin y) into (sin y) 2.887 * [backup-simplify]: Simplify (* (cos y) 1) into (cos y) 2.887 * [backup-simplify]: Simplify (* (sin y) 0) into 0 2.888 * [backup-simplify]: Simplify (- 0) into 0 2.888 * [backup-simplify]: Simplify (+ (cos y) 0) into (cos y) 2.888 * [backup-simplify]: Simplify (- (cos y)) into (- (cos y)) 2.888 * [backup-simplify]: Simplify (+ 1 (- (cos y))) into (- 1 (cos y)) 2.888 * [taylor]: Taking taylor expansion of (- 1 (cos y)) in y 2.888 * [taylor]: Taking taylor expansion of 1 in y 2.888 * [backup-simplify]: Simplify 1 into 1 2.888 * [taylor]: Taking taylor expansion of (cos y) in y 2.888 * [taylor]: Taking taylor expansion of y in y 2.888 * [backup-simplify]: Simplify 0 into 0 2.888 * [backup-simplify]: Simplify 1 into 1 2.888 * [backup-simplify]: Simplify (- 1) into -1 2.888 * [backup-simplify]: Simplify (+ 1 -1) into 0 2.888 * [backup-simplify]: Simplify 0 into 0 2.889 * [backup-simplify]: Simplify (+ 0) into 0 2.889 * [backup-simplify]: Simplify (+ 0) into 0 2.890 * [backup-simplify]: Simplify (+ (* (cos y) 0) (* 0 1)) into 0 2.890 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 0 1) 1))) into 0 2.891 * [backup-simplify]: Simplify (+ (* (sin y) 0) (* 0 0)) into 0 2.891 * [backup-simplify]: Simplify (- 0) into 0 2.891 * [backup-simplify]: Simplify (+ 0 0) into 0 2.891 * [backup-simplify]: Simplify (- 0) into 0 2.892 * [backup-simplify]: Simplify (+ 0 0) into 0 2.892 * [taylor]: Taking taylor expansion of 0 in y 2.892 * [backup-simplify]: Simplify 0 into 0 2.892 * [backup-simplify]: Simplify 0 into 0 2.892 * [backup-simplify]: Simplify (+ 0) into 0 2.892 * [backup-simplify]: Simplify (- 0) into 0 2.892 * [backup-simplify]: Simplify (+ 0 0) into 0 2.892 * [backup-simplify]: Simplify 0 into 0 2.893 * [backup-simplify]: Simplify (+ (* -1 (/ (pow 1 2) 2)) 0) into -1/2 2.894 * [backup-simplify]: Simplify (+ (* -1 (/ (pow 0 2) 2)) 0) into 0 2.894 * [backup-simplify]: Simplify (+ (* (cos y) 0) (+ (* 0 0) (* 0 1))) into 0 2.895 * [backup-simplify]: Simplify (+ 0 (* 1 (/ (pow 0 1) 1))) into 0 2.895 * [backup-simplify]: Simplify (+ (* (sin y) 0) (+ (* 0 0) (* 0 0))) into 0 2.895 * [backup-simplify]: Simplify (- 0) into 0 2.895 * [backup-simplify]: Simplify (+ 0 0) into 0 2.896 * [backup-simplify]: Simplify (- 0) into 0 2.896 * [backup-simplify]: Simplify (+ -1/2 0) into -1/2 2.896 * [taylor]: Taking taylor expansion of -1/2 in y 2.896 * [backup-simplify]: Simplify -1/2 into -1/2 2.896 * [backup-simplify]: Simplify -1/2 into -1/2 2.896 * [backup-simplify]: Simplify 0 into 0 2.897 * [backup-simplify]: Simplify (+ (* -1 (/ (pow 1 2) 2)) 0) into -1/2 2.898 * [backup-simplify]: Simplify (- -1/2) into 1/2 2.898 * [backup-simplify]: Simplify (+ 0 1/2) into 1/2 2.898 * [backup-simplify]: Simplify 1/2 into 1/2 2.899 * [backup-simplify]: Simplify (+ 0 (* -1 (/ (pow 1 1) 1) (/ (pow 0 1) 1)) 0) into 0 2.900 * [backup-simplify]: Simplify (+ 0 (* -1 (/ (pow 0 1) 1) (/ (pow 0 1) 1)) 0) into 0 2.901 * [backup-simplify]: Simplify (+ (* (cos y) 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 2.903 * [backup-simplify]: Simplify (+ (* -1 (/ (pow 0 3) 6)) 0 (* 1 (/ (pow 0 1) 1))) into 0 2.904 * [backup-simplify]: Simplify (+ (* (sin y) 0) (+ (* 0 0) (+ (* 0 0) (* 0 0)))) into 0 2.904 * [backup-simplify]: Simplify (- 0) into 0 2.904 * [backup-simplify]: Simplify (+ 0 0) into 0 2.905 * [backup-simplify]: Simplify (- 0) into 0 2.905 * [backup-simplify]: Simplify (+ 0 0) into 0 2.905 * [taylor]: Taking taylor expansion of 0 in y 2.905 * [backup-simplify]: Simplify 0 into 0 2.905 * [backup-simplify]: Simplify 0 into 0 2.905 * [backup-simplify]: Simplify 0 into 0 2.905 * [backup-simplify]: Simplify 0 into 0 2.906 * [backup-simplify]: Simplify (+ 0 (* -1 (/ (pow 1 1) 1) (/ (pow 0 1) 1)) 0) into 0 2.907 * [backup-simplify]: Simplify (- 0) into 0 2.907 * [backup-simplify]: Simplify (+ 0 0) into 0 2.907 * [backup-simplify]: Simplify 0 into 0 2.910 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 4) 24)) 0 (* -1 (/ (pow 1 1) 1) (/ (pow 0 1) 1)) (* -1 (/ (pow 0 2) 2)) 0) into 1/24 2.912 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 0 4) 24)) 0 (* -1 (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* -1 (/ (pow 0 2) 2)) 0) into 0 2.913 * [backup-simplify]: Simplify (+ (* (cos y) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 2.915 * [backup-simplify]: Simplify (+ 0 (* -1 (/ (pow 0 2) 2) (/ (pow 0 1) 1)) 0 0 (* 1 (/ (pow 0 1) 1))) into 0 2.915 * [backup-simplify]: Simplify (+ (* (sin y) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 0))))) into 0 2.916 * [backup-simplify]: Simplify (- 0) into 0 2.916 * [backup-simplify]: Simplify (+ 0 0) into 0 2.916 * [backup-simplify]: Simplify (- 0) into 0 2.917 * [backup-simplify]: Simplify (+ 1/24 0) into 1/24 2.917 * [taylor]: Taking taylor expansion of 1/24 in y 2.917 * [backup-simplify]: Simplify 1/24 into 1/24 2.917 * [backup-simplify]: Simplify 1/24 into 1/24