13.426 * [progress]: [Phase 1 of 3] Setting up. 0.002 * * * [progress]: [1/2] Preparing points 0.367 * * * [progress]: [2/2] Setting up program. 0.372 * [progress]: [Phase 2 of 3] Improving. 0.373 * [simplify]: Simplifying: (+ x (- (tan (+ y z)) (tan a))) 0.373 * * [simplify]: Extracting # 0 : cost 0 0.373 * * [simplify]: Extracting # 1 : cost 0 0.373 * * [simplify]: Extracting # 2 : cost 0 0.373 * * [simplify]: Extracting # 3 : cost 0 0.373 * * [simplify]: Extracting # 4 : cost 0 0.373 * * [simplify]: Extracting # 5 : cost 0 0.373 * * [simplify]: Extracting # 6 : cost 0 0.373 * * [simplify]: iteration 0 : 9 enodes (cost 9 ) 0.375 * * [simplify]: Extracting # 0 : cost 0 0.376 * * [simplify]: Extracting # 1 : cost 0 0.376 * * [simplify]: Extracting # 2 : cost 0 0.376 * * [simplify]: iteration 1 : 15 enodes (cost 9 ) 0.378 * * [simplify]: Extracting # 0 : cost 0 0.378 * * [simplify]: Extracting # 1 : cost 0 0.378 * * [simplify]: Extracting # 2 : cost 0 0.378 * * [simplify]: iteration 2 : 22 enodes (cost 9 ) 0.381 * * [simplify]: Extracting # 0 : cost 0 0.381 * * [simplify]: Extracting # 1 : cost 0 0.382 * * [simplify]: Extracting # 2 : cost 0 0.382 * * [simplify]: iteration 3 : 33 enodes (cost 9 ) 0.386 * * [simplify]: Extracting # 0 : cost 0 0.386 * * [simplify]: Extracting # 1 : cost 0 0.386 * * [simplify]: Extracting # 2 : cost 0 0.386 * * [simplify]: iteration 4 : 38 enodes (cost 9 ) 0.436 * * [simplify]: Extracting # 0 : cost 0 0.437 * * [simplify]: Extracting # 1 : cost 0 0.437 * * [simplify]: Extracting # 2 : cost 0 0.437 * * [simplify]: iteration 5 : 45 enodes (cost 9 ) 0.442 * * [simplify]: Extracting # 0 : cost 0 0.443 * * [simplify]: Extracting # 1 : cost 0 0.443 * * [simplify]: Extracting # 2 : cost 0 0.443 * * [simplify]: iteration 6 : 51 enodes (cost 9 ) 0.449 * * [simplify]: Extracting # 0 : cost 0 0.449 * * [simplify]: Extracting # 1 : cost 0 0.449 * * [simplify]: Extracting # 2 : cost 0 0.449 * * [simplify]: iteration 7 : 61 enodes (cost 9 ) 0.459 * * [simplify]: Extracting # 0 : cost 0 0.459 * * [simplify]: Extracting # 1 : cost 0 0.459 * * [simplify]: Extracting # 2 : cost 0 0.459 * * [simplify]: iteration 8 : 74 enodes (cost 9 ) 0.480 * * [simplify]: Extracting # 0 : cost 0 0.480 * * [simplify]: Extracting # 1 : cost 0 0.480 * * [simplify]: Extracting # 2 : cost 0 0.480 * * [simplify]: iteration 9 : 86 enodes (cost 9 ) 0.500 * * [simplify]: Extracting # 0 : cost 0 0.500 * * [simplify]: Extracting # 1 : cost 0 0.500 * * [simplify]: iteration 10 : 95 enodes (cost 9 ) 0.518 * * [simplify]: Extracting # 0 : cost 0 0.518 * * [simplify]: iteration done: 95 enodes (cost 9 ) 0.518 * [simplify]: Simplified to: (+ x (- (tan (+ y z)) (tan a))) 0.519 * * [progress]: iteration 1 / 4 0.519 * * * [progress]: picking best candidate 0.521 * * * * [pick]: Picked # 0.521 * * * [progress]: localizing error 0.541 * * * [progress]: generating rewritten candidates 0.541 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2 1) 0.554 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2) 0.589 * * * * [progress]: [ 3 / 3 ] rewriting at (2) 0.618 * * * [progress]: generating series expansions 0.618 * * * * [progress]: [ 1 / 3 ] generating series at (2 2 1) 0.618 * [backup-simplify]: Simplify (tan (+ y z)) into (tan (+ z y)) 0.618 * [approximate]: Taking taylor expansion of (tan (+ z y)) in (y z) around 0 0.618 * [taylor]: Taking taylor expansion of (tan (+ z y)) in z 0.619 * [taylor]: Rewrote expression to (/ (sin (+ z y)) (cos (+ z y))) 0.619 * [taylor]: Taking taylor expansion of (sin (+ z y)) in z 0.619 * [taylor]: Taking taylor expansion of (+ z y) in z 0.619 * [taylor]: Taking taylor expansion of z in z 0.619 * [backup-simplify]: Simplify 0 into 0 0.619 * [backup-simplify]: Simplify 1 into 1 0.619 * [taylor]: Taking taylor expansion of y in z 0.619 * [backup-simplify]: Simplify y into y 0.620 * [backup-simplify]: Simplify (+ 0 y) into y 0.620 * [backup-simplify]: Simplify (sin y) into (sin y) 0.620 * [backup-simplify]: Simplify (cos y) into (cos y) 0.620 * [taylor]: Taking taylor expansion of (cos (+ z y)) in z 0.620 * [taylor]: Taking taylor expansion of (+ z y) in z 0.620 * [taylor]: Taking taylor expansion of z in z 0.620 * [backup-simplify]: Simplify 0 into 0 0.620 * [backup-simplify]: Simplify 1 into 1 0.620 * [taylor]: Taking taylor expansion of y in z 0.620 * [backup-simplify]: Simplify y into y 0.620 * [backup-simplify]: Simplify (+ 0 y) into y 0.620 * [backup-simplify]: Simplify (cos y) into (cos y) 0.620 * [backup-simplify]: Simplify (sin y) into (sin y) 0.620 * [backup-simplify]: Simplify (* (sin y) 1) into (sin y) 0.620 * [backup-simplify]: Simplify (* (cos y) 0) into 0 0.620 * [backup-simplify]: Simplify (+ (sin y) 0) into (sin y) 0.620 * [backup-simplify]: Simplify (* (cos y) 1) into (cos y) 0.621 * [backup-simplify]: Simplify (* (sin y) 0) into 0 0.621 * [backup-simplify]: Simplify (- 0) into 0 0.621 * [backup-simplify]: Simplify (+ (cos y) 0) into (cos y) 0.621 * [backup-simplify]: Simplify (/ (sin y) (cos y)) into (/ (sin y) (cos y)) 0.621 * [taylor]: Taking taylor expansion of (tan (+ z y)) in y 0.621 * [taylor]: Rewrote expression to (/ (sin (+ z y)) (cos (+ z y))) 0.621 * [taylor]: Taking taylor expansion of (sin (+ z y)) in y 0.621 * [taylor]: Taking taylor expansion of (+ z y) in y 0.621 * [taylor]: Taking taylor expansion of z in y 0.621 * [backup-simplify]: Simplify z into z 0.621 * [taylor]: Taking taylor expansion of y in y 0.621 * [backup-simplify]: Simplify 0 into 0 0.621 * [backup-simplify]: Simplify 1 into 1 0.621 * [backup-simplify]: Simplify (+ z 0) into z 0.621 * [backup-simplify]: Simplify (sin z) into (sin z) 0.621 * [backup-simplify]: Simplify (cos z) into (cos z) 0.621 * [taylor]: Taking taylor expansion of (cos (+ z y)) in y 0.621 * [taylor]: Taking taylor expansion of (+ z y) in y 0.621 * [taylor]: Taking taylor expansion of z in y 0.622 * [backup-simplify]: Simplify z into z 0.622 * [taylor]: Taking taylor expansion of y in y 0.622 * [backup-simplify]: Simplify 0 into 0 0.622 * [backup-simplify]: Simplify 1 into 1 0.622 * [backup-simplify]: Simplify (+ z 0) into z 0.622 * [backup-simplify]: Simplify (cos z) into (cos z) 0.622 * [backup-simplify]: Simplify (sin z) into (sin z) 0.622 * [backup-simplify]: Simplify (* (sin z) 1) into (sin z) 0.622 * [backup-simplify]: Simplify (* (cos z) 0) into 0 0.622 * [backup-simplify]: Simplify (+ (sin z) 0) into (sin z) 0.622 * [backup-simplify]: Simplify (* (cos z) 1) into (cos z) 0.622 * [backup-simplify]: Simplify (* (sin z) 0) into 0 0.622 * [backup-simplify]: Simplify (- 0) into 0 0.622 * [backup-simplify]: Simplify (+ (cos z) 0) into (cos z) 0.622 * [backup-simplify]: Simplify (/ (sin z) (cos z)) into (/ (sin z) (cos z)) 0.622 * [taylor]: Taking taylor expansion of (tan (+ z y)) in y 0.622 * [taylor]: Rewrote expression to (/ (sin (+ z y)) (cos (+ z y))) 0.622 * [taylor]: Taking taylor expansion of (sin (+ z y)) in y 0.622 * [taylor]: Taking taylor expansion of (+ z y) in y 0.622 * [taylor]: Taking taylor expansion of z in y 0.622 * [backup-simplify]: Simplify z into z 0.622 * [taylor]: Taking taylor expansion of y in y 0.622 * [backup-simplify]: Simplify 0 into 0 0.622 * [backup-simplify]: Simplify 1 into 1 0.623 * [backup-simplify]: Simplify (+ z 0) into z 0.623 * [backup-simplify]: Simplify (sin z) into (sin z) 0.623 * [backup-simplify]: Simplify (cos z) into (cos z) 0.623 * [taylor]: Taking taylor expansion of (cos (+ z y)) in y 0.623 * [taylor]: Taking taylor expansion of (+ z y) in y 0.623 * [taylor]: Taking taylor expansion of z in y 0.623 * [backup-simplify]: Simplify z into z 0.623 * [taylor]: Taking taylor expansion of y in y 0.623 * [backup-simplify]: Simplify 0 into 0 0.623 * [backup-simplify]: Simplify 1 into 1 0.623 * [backup-simplify]: Simplify (+ z 0) into z 0.623 * [backup-simplify]: Simplify (cos z) into (cos z) 0.623 * [backup-simplify]: Simplify (sin z) into (sin z) 0.623 * [backup-simplify]: Simplify (* (sin z) 1) into (sin z) 0.623 * [backup-simplify]: Simplify (* (cos z) 0) into 0 0.623 * [backup-simplify]: Simplify (+ (sin z) 0) into (sin z) 0.623 * [backup-simplify]: Simplify (* (cos z) 1) into (cos z) 0.623 * [backup-simplify]: Simplify (* (sin z) 0) into 0 0.623 * [backup-simplify]: Simplify (- 0) into 0 0.623 * [backup-simplify]: Simplify (+ (cos z) 0) into (cos z) 0.623 * [backup-simplify]: Simplify (/ (sin z) (cos z)) into (/ (sin z) (cos z)) 0.624 * [taylor]: Taking taylor expansion of (/ (sin z) (cos z)) in z 0.624 * [taylor]: Taking taylor expansion of (sin z) in z 0.624 * [taylor]: Taking taylor expansion of z in z 0.624 * [backup-simplify]: Simplify 0 into 0 0.624 * [backup-simplify]: Simplify 1 into 1 0.624 * [taylor]: Taking taylor expansion of (cos z) in z 0.624 * [taylor]: Taking taylor expansion of z in z 0.624 * [backup-simplify]: Simplify 0 into 0 0.624 * [backup-simplify]: Simplify 1 into 1 0.624 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1 0.625 * [backup-simplify]: Simplify (/ 1 1) into 1 0.625 * [backup-simplify]: Simplify (+ 0) into 0 0.625 * [backup-simplify]: Simplify (+ (* (sin z) 0) (* 0 1)) into 0 0.626 * [backup-simplify]: Simplify (+ 0 1) into 1 0.626 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1 0.631 * [backup-simplify]: Simplify (+ (* (cos z) 1) (* 0 0)) into (cos z) 0.631 * [backup-simplify]: Simplify (+ 0 (cos z)) into (cos z) 0.632 * [backup-simplify]: Simplify (+ 0) into 0 0.632 * [backup-simplify]: Simplify (+ (* (cos z) 0) (* 0 1)) into 0 0.632 * [backup-simplify]: Simplify (+ 0 1) into 1 0.633 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1 0.633 * [backup-simplify]: Simplify (+ (* (sin z) 1) (* 0 0)) into (sin z) 0.633 * [backup-simplify]: Simplify (- (sin z)) into (- (sin z)) 0.633 * [backup-simplify]: Simplify (+ 0 (- (sin z))) into (- (sin z)) 0.634 * [backup-simplify]: Simplify (- (/ (cos z) (cos z)) (+ (* (/ (sin z) (cos z)) (/ (- (sin z)) (cos z))))) into (+ (/ (pow (sin z) 2) (pow (cos z) 2)) 1) 0.634 * [taylor]: Taking taylor expansion of (+ (/ (pow (sin z) 2) (pow (cos z) 2)) 1) in z 0.634 * [taylor]: Taking taylor expansion of (/ (pow (sin z) 2) (pow (cos z) 2)) in z 0.634 * [taylor]: Taking taylor expansion of (pow (sin z) 2) in z 0.634 * [taylor]: Taking taylor expansion of (sin z) in z 0.634 * [taylor]: Taking taylor expansion of z in z 0.634 * [backup-simplify]: Simplify 0 into 0 0.634 * [backup-simplify]: Simplify 1 into 1 0.635 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1 0.635 * [taylor]: Taking taylor expansion of (pow (cos z) 2) in z 0.635 * [taylor]: Taking taylor expansion of (cos z) in z 0.635 * [taylor]: Taking taylor expansion of z in z 0.635 * [backup-simplify]: Simplify 0 into 0 0.635 * [backup-simplify]: Simplify 1 into 1 0.635 * [backup-simplify]: Simplify (* 1 1) into 1 0.635 * [backup-simplify]: Simplify (* 1 1) into 1 0.636 * [backup-simplify]: Simplify (/ 1 1) into 1 0.636 * [taylor]: Taking taylor expansion of 1 in z 0.636 * [backup-simplify]: Simplify 1 into 1 0.636 * [backup-simplify]: Simplify (+ 0 1) into 1 0.636 * [backup-simplify]: Simplify 1 into 1 0.636 * [backup-simplify]: Simplify 1 into 1 0.637 * [backup-simplify]: Simplify (+ (* -1 (/ (pow 1 2) 2)) 0) into -1/2 0.637 * [backup-simplify]: Simplify (+ (* (sin z) -1/2) (+ (* 0 0) (* 0 1))) into (- (* 1/2 (sin z))) 0.637 * [backup-simplify]: Simplify (+ 0 0) into 0 0.638 * [backup-simplify]: Simplify (+ 0 (* 1 (/ (pow 0 1) 1))) into 0 0.638 * [backup-simplify]: Simplify (+ (* (cos z) 0) (+ (* 0 1) (* 0 0))) into 0 0.638 * [backup-simplify]: Simplify (+ (- (* 1/2 (sin z))) 0) into (- (* 1/2 (sin z))) 0.639 * [backup-simplify]: Simplify (+ (* -1 (/ (pow 1 2) 2)) 0) into -1/2 0.639 * [backup-simplify]: Simplify (+ (* (cos z) -1/2) (+ (* 0 0) (* 0 1))) into (- (* 1/2 (cos z))) 0.640 * [backup-simplify]: Simplify (+ 0 0) into 0 0.640 * [backup-simplify]: Simplify (+ 0 (* 1 (/ (pow 0 1) 1))) into 0 0.641 * [backup-simplify]: Simplify (+ (* (sin z) 0) (+ (* 0 1) (* 0 0))) into 0 0.641 * [backup-simplify]: Simplify (- 0) into 0 0.641 * [backup-simplify]: Simplify (+ (- (* 1/2 (cos z))) 0) into (- (* 1/2 (cos z))) 0.643 * [backup-simplify]: Simplify (- (/ (- (* 1/2 (sin z))) (cos z)) (+ (* (/ (sin z) (cos z)) (/ (- (* 1/2 (cos z))) (cos z))) (* (+ (/ (pow (sin z) 2) (pow (cos z) 2)) 1) (/ (- (sin z)) (cos z))))) into (+ (/ (sin z) (cos z)) (/ (pow (sin z) 3) (pow (cos z) 3))) 0.643 * [taylor]: Taking taylor expansion of (+ (/ (sin z) (cos z)) (/ (pow (sin z) 3) (pow (cos z) 3))) in z 0.643 * [taylor]: Taking taylor expansion of (/ (sin z) (cos z)) in z 0.643 * [taylor]: Taking taylor expansion of (sin z) in z 0.643 * [taylor]: Taking taylor expansion of z in z 0.643 * [backup-simplify]: Simplify 0 into 0 0.643 * [backup-simplify]: Simplify 1 into 1 0.643 * [taylor]: Taking taylor expansion of (cos z) in z 0.643 * [taylor]: Taking taylor expansion of z in z 0.643 * [backup-simplify]: Simplify 0 into 0 0.643 * [backup-simplify]: Simplify 1 into 1 0.645 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1 0.645 * [backup-simplify]: Simplify (/ 1 1) into 1 0.645 * [taylor]: Taking taylor expansion of (/ (pow (sin z) 3) (pow (cos z) 3)) in z 0.645 * [taylor]: Taking taylor expansion of (pow (sin z) 3) in z 0.645 * [taylor]: Taking taylor expansion of (sin z) in z 0.645 * [taylor]: Taking taylor expansion of z in z 0.645 * [backup-simplify]: Simplify 0 into 0 0.645 * [backup-simplify]: Simplify 1 into 1 0.646 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1 0.646 * [taylor]: Taking taylor expansion of (pow (cos z) 3) in z 0.646 * [taylor]: Taking taylor expansion of (cos z) in z 0.646 * [taylor]: Taking taylor expansion of z in z 0.646 * [backup-simplify]: Simplify 0 into 0 0.646 * [backup-simplify]: Simplify 1 into 1 0.646 * [backup-simplify]: Simplify (* 1 1) into 1 0.647 * [backup-simplify]: Simplify (* 1 1) into 1 0.647 * [backup-simplify]: Simplify (* 1 1) into 1 0.648 * [backup-simplify]: Simplify (* 1 1) into 1 0.648 * [backup-simplify]: Simplify (/ 1 1) into 1 0.648 * [backup-simplify]: Simplify (+ 0 0) into 0 0.648 * [backup-simplify]: Simplify 0 into 0 0.649 * [backup-simplify]: Simplify (+ 0 (* 1 (/ (pow 0 1) 1))) into 0 0.650 * [backup-simplify]: Simplify (+ 0) into 0 0.650 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)))) into 0 0.650 * [backup-simplify]: Simplify 0 into 0 0.652 * [backup-simplify]: Simplify (+ 0 (* -1 (/ (pow 1 1) 1) (/ (pow 0 1) 1)) 0) into 0 0.653 * [backup-simplify]: Simplify (+ (* (sin z) 0) (+ (* 0 -1/2) (+ (* 0 0) (* 0 1)))) into 0 0.653 * [backup-simplify]: Simplify (+ 0 0) into 0 0.655 * [backup-simplify]: Simplify (+ (* -1 (/ (pow 1 3) 6)) 0 (* 1 (/ (pow 0 1) 1))) into -1/6 0.656 * [backup-simplify]: Simplify (+ (* (cos z) -1/6) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into (- (* 1/6 (cos z))) 0.656 * [backup-simplify]: Simplify (+ 0 (- (* 1/6 (cos z)))) into (- (* 1/6 (cos z))) 0.657 * [backup-simplify]: Simplify (+ 0 (* -1 (/ (pow 1 1) 1) (/ (pow 0 1) 1)) 0) into 0 0.658 * [backup-simplify]: Simplify (+ (* (cos z) 0) (+ (* 0 -1/2) (+ (* 0 0) (* 0 1)))) into 0 0.659 * [backup-simplify]: Simplify (+ 0 0) into 0 0.660 * [backup-simplify]: Simplify (+ (* -1 (/ (pow 1 3) 6)) 0 (* 1 (/ (pow 0 1) 1))) into -1/6 0.661 * [backup-simplify]: Simplify (+ (* (sin z) -1/6) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into (- (* 1/6 (sin z))) 0.661 * [backup-simplify]: Simplify (- (- (* 1/6 (sin z)))) into (* 1/6 (sin z)) 0.661 * [backup-simplify]: Simplify (+ 0 (* 1/6 (sin z))) into (* 1/6 (sin z)) 0.664 * [backup-simplify]: Simplify (- (/ (- (* 1/6 (cos z))) (cos z)) (+ (* (/ (sin z) (cos z)) (/ (* 1/6 (sin z)) (cos z))) (* (+ (/ (pow (sin z) 2) (pow (cos z) 2)) 1) (/ (- (* 1/2 (cos z))) (cos z))) (* (+ (/ (sin z) (cos z)) (/ (pow (sin z) 3) (pow (cos z) 3))) (/ (- (sin z)) (cos z))))) into (+ (* 4/3 (/ (pow (sin z) 2) (pow (cos z) 2))) (+ (/ (pow (sin z) 4) (pow (cos z) 4)) 1/3)) 0.664 * [taylor]: Taking taylor expansion of (+ (* 4/3 (/ (pow (sin z) 2) (pow (cos z) 2))) (+ (/ (pow (sin z) 4) (pow (cos z) 4)) 1/3)) in z 0.664 * [taylor]: Taking taylor expansion of (* 4/3 (/ (pow (sin z) 2) (pow (cos z) 2))) in z 0.664 * [taylor]: Taking taylor expansion of 4/3 in z 0.664 * [backup-simplify]: Simplify 4/3 into 4/3 0.664 * [taylor]: Taking taylor expansion of (/ (pow (sin z) 2) (pow (cos z) 2)) in z 0.664 * [taylor]: Taking taylor expansion of (pow (sin z) 2) in z 0.664 * [taylor]: Taking taylor expansion of (sin z) in z 0.664 * [taylor]: Taking taylor expansion of z in z 0.664 * [backup-simplify]: Simplify 0 into 0 0.664 * [backup-simplify]: Simplify 1 into 1 0.665 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1 0.665 * [taylor]: Taking taylor expansion of (pow (cos z) 2) in z 0.665 * [taylor]: Taking taylor expansion of (cos z) in z 0.665 * [taylor]: Taking taylor expansion of z in z 0.665 * [backup-simplify]: Simplify 0 into 0 0.665 * [backup-simplify]: Simplify 1 into 1 0.665 * [backup-simplify]: Simplify (* 1 1) into 1 0.666 * [backup-simplify]: Simplify (* 1 1) into 1 0.666 * [backup-simplify]: Simplify (/ 1 1) into 1 0.666 * [taylor]: Taking taylor expansion of (+ (/ (pow (sin z) 4) (pow (cos z) 4)) 1/3) in z 0.666 * [taylor]: Taking taylor expansion of (/ (pow (sin z) 4) (pow (cos z) 4)) in z 0.666 * [taylor]: Taking taylor expansion of (pow (sin z) 4) in z 0.666 * [taylor]: Taking taylor expansion of (sin z) in z 0.666 * [taylor]: Taking taylor expansion of z in z 0.666 * [backup-simplify]: Simplify 0 into 0 0.666 * [backup-simplify]: Simplify 1 into 1 0.667 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1 0.667 * [taylor]: Taking taylor expansion of (pow (cos z) 4) in z 0.667 * [taylor]: Taking taylor expansion of (cos z) in z 0.667 * [taylor]: Taking taylor expansion of z in z 0.667 * [backup-simplify]: Simplify 0 into 0 0.667 * [backup-simplify]: Simplify 1 into 1 0.668 * [backup-simplify]: Simplify (* 1 1) into 1 0.668 * [backup-simplify]: Simplify (* 1 1) into 1 0.668 * [backup-simplify]: Simplify (* 1 1) into 1 0.669 * [backup-simplify]: Simplify (* 1 1) into 1 0.669 * [backup-simplify]: Simplify (/ 1 1) into 1 0.669 * [taylor]: Taking taylor expansion of 1/3 in z 0.669 * [backup-simplify]: Simplify 1/3 into 1/3 0.670 * [backup-simplify]: Simplify (+ 0 1/3) into 1/3 0.670 * [backup-simplify]: Simplify (+ 0 1/3) into 1/3 0.670 * [backup-simplify]: Simplify 1/3 into 1/3