0.979 * [progress]: [Phase 1 of 3] Setting up. 0.002 * * * [progress]: [1/2] Preparing points 0.576 * * * [progress]: [2/2] Setting up program. 0.582 * [progress]: [Phase 2 of 3] Improving. 0.585 * [simplify]: Simplifying: (* (acos (+ (* (sin phi1) (sin phi2)) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2))))) R) 0.586 * * [simplify]: Extracting # 0 : cost 0 0.586 * * [simplify]: Extracting # 1 : cost 0 0.586 * * [simplify]: Extracting # 2 : cost 0 0.586 * * [simplify]: Extracting # 3 : cost 0 0.586 * * [simplify]: Extracting # 4 : cost 0 0.586 * * [simplify]: Extracting # 5 : cost 0 0.586 * * [simplify]: Extracting # 6 : cost 0 0.586 * * [simplify]: Extracting # 7 : cost 0 0.586 * * [simplify]: Extracting # 8 : cost 0 0.586 * * [simplify]: Extracting # 9 : cost 0 0.586 * * [simplify]: Extracting # 10 : cost 0 0.586 * * [simplify]: iteration 0 : 17 enodes (cost 19 ) 0.595 * * [simplify]: Extracting # 0 : cost 0 0.595 * * [simplify]: Extracting # 1 : cost 0 0.595 * * [simplify]: Extracting # 2 : cost 0 0.595 * * [simplify]: iteration 1 : 27 enodes (cost 18 ) 0.604 * * [simplify]: Extracting # 0 : cost 0 0.604 * * [simplify]: Extracting # 1 : cost 0 0.604 * * [simplify]: Extracting # 2 : cost 0 0.604 * * [simplify]: iteration 2 : 38 enodes (cost 18 ) 0.616 * * [simplify]: Extracting # 0 : cost 0 0.616 * * [simplify]: iteration 3 : 43 enodes (cost 18 ) 0.626 * * [simplify]: Extracting # 0 : cost 0 0.626 * * [simplify]: iteration done: 43 enodes (cost 18 ) 0.626 * [simplify]: Simplified to: (* (acos (fma (sin phi1) (sin phi2) (* (* (cos phi1) (cos phi2)) (cos (- lambda1 lambda2))))) R) 0.660 * * [progress]: iteration 1 / 4 0.660 * * * [progress]: picking best candidate 0.669 * * * * [pick]: Picked # 0.669 * * * [progress]: localizing error 0.702 * * * [progress]: generating rewritten candidates 0.702 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 1 3 2) 0.718 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1) 0.719 * * * * [progress]: [ 3 / 4 ] rewriting at (2) 0.732 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1 3) 0.826 * * * [progress]: generating series expansions 0.826 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 1 3 2) 0.831 * [backup-simplify]: Simplify (cos (- lambda1 lambda2)) into (cos (- lambda1 lambda2)) 0.831 * [approximate]: Taking taylor expansion of (cos (- lambda1 lambda2)) in (lambda1 lambda2) around 0 0.833 * [taylor]: Taking taylor expansion of (cos (- lambda1 lambda2)) in lambda2 0.833 * [taylor]: Taking taylor expansion of (- lambda1 lambda2) in lambda2 0.833 * [taylor]: Taking taylor expansion of lambda1 in lambda2 0.833 * [backup-simplify]: Simplify lambda1 into lambda1 0.833 * [taylor]: Taking taylor expansion of lambda2 in lambda2 0.833 * [backup-simplify]: Simplify 0 into 0 0.833 * [backup-simplify]: Simplify 1 into 1 0.834 * [backup-simplify]: Simplify (- 0) into 0 0.834 * [backup-simplify]: Simplify (+ lambda1 0) into lambda1 0.834 * [backup-simplify]: Simplify (cos lambda1) into (cos lambda1) 0.834 * [backup-simplify]: Simplify (sin lambda1) into (sin lambda1) 0.834 * [taylor]: Taking taylor expansion of (cos (- lambda1 lambda2)) in lambda1 0.834 * [taylor]: Taking taylor expansion of (- lambda1 lambda2) in lambda1 0.834 * [taylor]: Taking taylor expansion of lambda1 in lambda1 0.834 * [backup-simplify]: Simplify 0 into 0 0.835 * [backup-simplify]: Simplify 1 into 1 0.835 * [taylor]: Taking taylor expansion of lambda2 in lambda1 0.835 * [backup-simplify]: Simplify lambda2 into lambda2 0.835 * [backup-simplify]: Simplify (- lambda2) into (- lambda2) 0.835 * [backup-simplify]: Simplify (+ 0 (- lambda2)) into (- lambda2) 0.835 * [backup-simplify]: Simplify (cos (- lambda2)) into (cos (- lambda2)) 0.835 * [backup-simplify]: Simplify (sin (- lambda2)) into (sin (- lambda2)) 0.835 * [taylor]: Taking taylor expansion of (cos (- lambda1 lambda2)) in lambda1 0.835 * [taylor]: Taking taylor expansion of (- lambda1 lambda2) in lambda1 0.835 * [taylor]: Taking taylor expansion of lambda1 in lambda1 0.835 * [backup-simplify]: Simplify 0 into 0 0.835 * [backup-simplify]: Simplify 1 into 1 0.835 * [taylor]: Taking taylor expansion of lambda2 in lambda1 0.835 * [backup-simplify]: Simplify lambda2 into lambda2 0.835 * [backup-simplify]: Simplify (- lambda2) into (- lambda2) 0.835 * [backup-simplify]: Simplify (+ 0 (- lambda2)) into (- lambda2) 0.835 * [backup-simplify]: Simplify (cos (- lambda2)) into (cos (- lambda2)) 0.835 * [backup-simplify]: Simplify (sin (- lambda2)) into (sin (- lambda2)) 0.839 * [backup-simplify]: Simplify (* (cos (- lambda2)) 1) into (cos (- lambda2)) 0.839 * [backup-simplify]: Simplify (* (sin (- lambda2)) 0) into 0 0.839 * [backup-simplify]: Simplify (- 0) into 0 0.840 * [backup-simplify]: Simplify (+ (cos (- lambda2)) 0) into (cos (- lambda2)) 0.840 * [taylor]: Taking taylor expansion of (cos (- lambda2)) in lambda2 0.840 * [taylor]: Taking taylor expansion of (- lambda2) in lambda2 0.840 * [taylor]: Taking taylor expansion of lambda2 in lambda2 0.840 * [backup-simplify]: Simplify 0 into 0 0.840 * [backup-simplify]: Simplify 1 into 1 0.840 * [backup-simplify]: Simplify (- 0) into 0 0.841 * [backup-simplify]: Simplify (- 1) into -1 0.841 * [backup-simplify]: Simplify 1 into 1 0.842 * [backup-simplify]: Simplify (+ 0) into 0 0.843 * [backup-simplify]: Simplify (+ (* (cos (- lambda2)) 0) (* 0 1)) into 0 0.844 * [backup-simplify]: Simplify (- 0) into 0 0.844 * [backup-simplify]: Simplify (+ 1 0) into 1 0.845 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1 0.846 * [backup-simplify]: Simplify (+ (* (sin (- lambda2)) 1) (* 0 0)) into (sin (- lambda2)) 0.846 * [backup-simplify]: Simplify (- (sin (- lambda2))) into (- (sin (- lambda2))) 0.846 * [backup-simplify]: Simplify (+ 0 (- (sin (- lambda2)))) into (- (sin (- lambda2))) 0.846 * [taylor]: Taking taylor expansion of (- (sin (- lambda2))) in lambda2 0.846 * [taylor]: Taking taylor expansion of (sin (- lambda2)) in lambda2 0.846 * [taylor]: Taking taylor expansion of (- lambda2) in lambda2 0.846 * [taylor]: Taking taylor expansion of lambda2 in lambda2 0.846 * [backup-simplify]: Simplify 0 into 0 0.846 * [backup-simplify]: Simplify 1 into 1 0.846 * [backup-simplify]: Simplify (- 0) into 0 0.847 * [backup-simplify]: Simplify (- 1) into -1 0.847 * [backup-simplify]: Simplify (- 0) into 0 0.847 * [backup-simplify]: Simplify 0 into 0 0.848 * [backup-simplify]: Simplify (+ 0) into 0 0.848 * [backup-simplify]: Simplify 0 into 0 0.849 * [backup-simplify]: Simplify (+ (* -1 (/ (pow 1 2) 2)) 0) into -1/2 0.850 * [backup-simplify]: Simplify (+ (* (cos (- lambda2)) -1/2) (+ (* 0 0) (* 0 1))) into (- (* 1/2 (cos (- lambda2)))) 0.851 * [backup-simplify]: Simplify (- 0) into 0 0.851 * [backup-simplify]: Simplify (+ 0 0) into 0 0.852 * [backup-simplify]: Simplify (+ 0 (* 1 (/ (pow 0 1) 1))) into 0 0.852 * [backup-simplify]: Simplify (+ (* (sin (- lambda2)) 0) (+ (* 0 1) (* 0 0))) into 0 0.853 * [backup-simplify]: Simplify (- 0) into 0 0.853 * [backup-simplify]: Simplify (+ (- (* 1/2 (cos (- lambda2)))) 0) into (- (* 1/2 (cos (- lambda2)))) 0.853 * [taylor]: Taking taylor expansion of (- (* 1/2 (cos (- lambda2)))) in lambda2 0.853 * [taylor]: Taking taylor expansion of (* 1/2 (cos (- lambda2))) in lambda2 0.853 * [taylor]: Taking taylor expansion of 1/2 in lambda2 0.853 * [backup-simplify]: Simplify 1/2 into 1/2 0.853 * [taylor]: Taking taylor expansion of (cos (- lambda2)) in lambda2 0.853 * [taylor]: Taking taylor expansion of (- lambda2) in lambda2 0.853 * [taylor]: Taking taylor expansion of lambda2 in lambda2 0.853 * [backup-simplify]: Simplify 0 into 0 0.853 * [backup-simplify]: Simplify 1 into 1 0.854 * [backup-simplify]: Simplify (- 0) into 0 0.854 * [backup-simplify]: Simplify (- 1) into -1 0.855 * [backup-simplify]: Simplify (* 1/2 1) into 1/2 0.855 * [backup-simplify]: Simplify (- 1/2) into -1/2 0.855 * [backup-simplify]: Simplify -1/2 into -1/2 0.856 * [backup-simplify]: Simplify (- 1) into -1 0.856 * [backup-simplify]: Simplify (+ (* 1 (/ (pow -1 1) 1))) into -1 0.857 * [backup-simplify]: Simplify (- -1) into 1 0.857 * [backup-simplify]: Simplify 1 into 1