1.379 * [progress]: [Phase 1 of 3] Setting up. 0.002 * * * [progress]: [1/2] Preparing points 0.609 * * * [progress]: [2/2] Setting up program. 0.616 * [progress]: [Phase 2 of 3] Improving. 0.620 * [simplify]: Simplifying: (* (acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2))))) R) 0.622 * * [simplify]: Extracting # 0 : cost 0 0.622 * * [simplify]: Extracting # 1 : cost 0 0.622 * * [simplify]: Extracting # 2 : cost 0 0.622 * * [simplify]: Extracting # 3 : cost 0 0.622 * * [simplify]: Extracting # 4 : cost 0 0.622 * * [simplify]: Extracting # 5 : cost 0 0.622 * * [simplify]: Extracting # 6 : cost 0 0.623 * * [simplify]: Extracting # 7 : cost 0 0.623 * * [simplify]: Extracting # 8 : cost 0 0.623 * * [simplify]: Extracting # 9 : cost 0 0.623 * * [simplify]: Extracting # 10 : cost 0 0.623 * * [simplify]: iteration 0 : 17 enodes (cost 19 ) 0.633 * * [simplify]: Extracting # 0 : cost 0 0.633 * * [simplify]: Extracting # 1 : cost 0 0.633 * * [simplify]: Extracting # 2 : cost 0 0.633 * * [simplify]: iteration 1 : 27 enodes (cost 18 ) 0.642 * * [simplify]: Extracting # 0 : cost 0 0.642 * * [simplify]: Extracting # 1 : cost 0 0.642 * * [simplify]: Extracting # 2 : cost 0 0.642 * * [simplify]: iteration 2 : 38 enodes (cost 18 ) 0.655 * * [simplify]: Extracting # 0 : cost 0 0.655 * * [simplify]: iteration 3 : 43 enodes (cost 18 ) 0.667 * * [simplify]: Extracting # 0 : cost 0 0.667 * * [simplify]: iteration done: 43 enodes (cost 18 ) 0.668 * [simplify]: Simplified to: (* (acos (fma (sin phi1) (sin phi2) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2))))) R) 0.720 * * [progress]: iteration 1 / 4 0.720 * * * [progress]: picking best candidate 0.739 * * * * [pick]: Picked # 0.739 * * * [progress]: localizing error 0.783 * * * [progress]: generating rewritten candidates 0.783 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 1 3 2) 0.813 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1) 0.815 * * * * [progress]: [ 3 / 4 ] rewriting at (2) 0.827 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1 3) 0.893 * * * [progress]: generating series expansions 0.893 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 1 3 2) 0.899 * [backup-simplify]: Simplify (cos (- lambda1 lambda2)) into (cos (- lambda1 lambda2)) 0.899 * [approximate]: Taking taylor expansion of (cos (- lambda1 lambda2)) in (lambda1 lambda2) around 0 0.900 * [taylor]: Taking taylor expansion of (cos (- lambda1 lambda2)) in lambda2 0.900 * [taylor]: Taking taylor expansion of (- lambda1 lambda2) in lambda2 0.900 * [taylor]: Taking taylor expansion of lambda1 in lambda2 0.900 * [backup-simplify]: Simplify lambda1 into lambda1 0.900 * [taylor]: Taking taylor expansion of lambda2 in lambda2 0.900 * [backup-simplify]: Simplify 0 into 0 0.900 * [backup-simplify]: Simplify 1 into 1 0.901 * [backup-simplify]: Simplify (- 0) into 0 0.902 * [backup-simplify]: Simplify (+ lambda1 0) into lambda1 0.902 * [backup-simplify]: Simplify (cos lambda1) into (cos lambda1) 0.902 * [backup-simplify]: Simplify (sin lambda1) into (sin lambda1) 0.902 * [taylor]: Taking taylor expansion of (cos (- lambda1 lambda2)) in lambda1 0.902 * [taylor]: Taking taylor expansion of (- lambda1 lambda2) in lambda1 0.902 * [taylor]: Taking taylor expansion of lambda1 in lambda1 0.902 * [backup-simplify]: Simplify 0 into 0 0.902 * [backup-simplify]: Simplify 1 into 1 0.902 * [taylor]: Taking taylor expansion of lambda2 in lambda1 0.902 * [backup-simplify]: Simplify lambda2 into lambda2 0.902 * [backup-simplify]: Simplify (- lambda2) into (- lambda2) 0.902 * [backup-simplify]: Simplify (+ 0 (- lambda2)) into (- lambda2) 0.902 * [backup-simplify]: Simplify (cos (- lambda2)) into (cos (- lambda2)) 0.902 * [backup-simplify]: Simplify (sin (- lambda2)) into (sin (- lambda2)) 0.902 * [taylor]: Taking taylor expansion of (cos (- lambda1 lambda2)) in lambda1 0.902 * [taylor]: Taking taylor expansion of (- lambda1 lambda2) in lambda1 0.902 * [taylor]: Taking taylor expansion of lambda1 in lambda1 0.902 * [backup-simplify]: Simplify 0 into 0 0.903 * [backup-simplify]: Simplify 1 into 1 0.903 * [taylor]: Taking taylor expansion of lambda2 in lambda1 0.903 * [backup-simplify]: Simplify lambda2 into lambda2 0.903 * [backup-simplify]: Simplify (- lambda2) into (- lambda2) 0.903 * [backup-simplify]: Simplify (+ 0 (- lambda2)) into (- lambda2) 0.903 * [backup-simplify]: Simplify (cos (- lambda2)) into (cos (- lambda2)) 0.903 * [backup-simplify]: Simplify (sin (- lambda2)) into (sin (- lambda2)) 0.906 * [backup-simplify]: Simplify (* (cos (- lambda2)) 1) into (cos (- lambda2)) 0.906 * [backup-simplify]: Simplify (* (sin (- lambda2)) 0) into 0 0.906 * [backup-simplify]: Simplify (- 0) into 0 0.907 * [backup-simplify]: Simplify (+ (cos (- lambda2)) 0) into (cos (- lambda2)) 0.907 * [taylor]: Taking taylor expansion of (cos (- lambda2)) in lambda2 0.907 * [taylor]: Taking taylor expansion of (- lambda2) in lambda2 0.907 * [taylor]: Taking taylor expansion of lambda2 in lambda2 0.907 * [backup-simplify]: Simplify 0 into 0 0.907 * [backup-simplify]: Simplify 1 into 1 0.907 * [backup-simplify]: Simplify (- 0) into 0 0.907 * [backup-simplify]: Simplify (- 1) into -1 0.908 * [backup-simplify]: Simplify 1 into 1 0.909 * [backup-simplify]: Simplify (+ 0) into 0 0.910 * [backup-simplify]: Simplify (+ (* (cos (- lambda2)) 0) (* 0 1)) into 0 0.910 * [backup-simplify]: Simplify (- 0) into 0 0.911 * [backup-simplify]: Simplify (+ 1 0) into 1 0.912 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1 0.912 * [backup-simplify]: Simplify (+ (* (sin (- lambda2)) 1) (* 0 0)) into (sin (- lambda2)) 0.912 * [backup-simplify]: Simplify (- (sin (- lambda2))) into (- (sin (- lambda2))) 0.912 * [backup-simplify]: Simplify (+ 0 (- (sin (- lambda2)))) into (- (sin (- lambda2))) 0.912 * [taylor]: Taking taylor expansion of (- (sin (- lambda2))) in lambda2 0.912 * [taylor]: Taking taylor expansion of (sin (- lambda2)) in lambda2 0.912 * [taylor]: Taking taylor expansion of (- lambda2) in lambda2 0.913 * [taylor]: Taking taylor expansion of lambda2 in lambda2 0.913 * [backup-simplify]: Simplify 0 into 0 0.913 * [backup-simplify]: Simplify 1 into 1 0.913 * [backup-simplify]: Simplify (- 0) into 0 0.913 * [backup-simplify]: Simplify (- 1) into -1 0.914 * [backup-simplify]: Simplify (- 0) into 0 0.914 * [backup-simplify]: Simplify 0 into 0 0.914 * [backup-simplify]: Simplify (+ 0) into 0 0.914 * [backup-simplify]: Simplify 0 into 0 0.915 * [backup-simplify]: Simplify (+ (* -1 (/ (pow 1 2) 2)) 0) into -1/2 0.917 * [backup-simplify]: Simplify (+ (* (cos (- lambda2)) -1/2) (+ (* 0 0) (* 0 1))) into (- (* 1/2 (cos (- lambda2)))) 0.917 * [backup-simplify]: Simplify (- 0) into 0 0.917 * [backup-simplify]: Simplify (+ 0 0) into 0 0.918 * [backup-simplify]: Simplify (+ 0 (* 1 (/ (pow 0 1) 1))) into 0 0.919 * [backup-simplify]: Simplify (+ (* (sin (- lambda2)) 0) (+ (* 0 1) (* 0 0))) into 0 0.919 * [backup-simplify]: Simplify (- 0) into 0 0.919 * [backup-simplify]: Simplify (+ (- (* 1/2 (cos (- lambda2)))) 0) into (- (* 1/2 (cos (- lambda2)))) 0.919 * [taylor]: Taking taylor expansion of (- (* 1/2 (cos (- lambda2)))) in lambda2 0.919 * [taylor]: Taking taylor expansion of (* 1/2 (cos (- lambda2))) in lambda2 0.920 * [taylor]: Taking taylor expansion of 1/2 in lambda2 0.920 * [backup-simplify]: Simplify 1/2 into 1/2 0.920 * [taylor]: Taking taylor expansion of (cos (- lambda2)) in lambda2 0.920 * [taylor]: Taking taylor expansion of (- lambda2) in lambda2 0.920 * [taylor]: Taking taylor expansion of lambda2 in lambda2 0.920 * [backup-simplify]: Simplify 0 into 0 0.920 * [backup-simplify]: Simplify 1 into 1 0.920 * [backup-simplify]: Simplify (- 0) into 0 0.920 * [backup-simplify]: Simplify (- 1) into -1 0.921 * [backup-simplify]: Simplify (* 1/2 1) into 1/2 0.921 * [backup-simplify]: Simplify (- 1/2) into -1/2 0.921 * [backup-simplify]: Simplify -1/2 into -1/2 0.922 * [backup-simplify]: Simplify (- 1) into -1 0.923 * [backup-simplify]: Simplify (+ (* 1 (/ (pow -1 1) 1))) into -1 0.923 * [backup-simplify]: Simplify (- -1) into 1 0.923 * [backup-simplify]: Simplify 1 into 1