0.038 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.163 * * * [progress]: [2/2] Setting up program. 0.167 * [progress]: [Phase 2 of 3] Improving. 0.167 * [simplify]: Simplifying: (/ (* (sin x) (sinh y)) x) 0.167 * * [simplify]: Extracting # 0 : cost 0 0.167 * * [simplify]: Extracting # 1 : cost 0 0.167 * * [simplify]: Extracting # 2 : cost 0 0.167 * * [simplify]: Extracting # 3 : cost 0 0.167 * * [simplify]: Extracting # 4 : cost 0 0.167 * * [simplify]: Extracting # 5 : cost 0 0.167 * * [simplify]: iteration 0 : 6 enodes (cost 7 ) 0.169 * * [simplify]: Extracting # 0 : cost 0 0.169 * * [simplify]: Extracting # 1 : cost 0 0.169 * * [simplify]: Extracting # 2 : cost 0 0.169 * * [simplify]: Extracting # 3 : cost 0 0.169 * * [simplify]: Extracting # 4 : cost 0 0.169 * * [simplify]: iteration 1 : 15 enodes (cost 7 ) 0.173 * * [simplify]: Extracting # 0 : cost 0 0.173 * * [simplify]: Extracting # 1 : cost 0 0.174 * * [simplify]: Extracting # 2 : cost 0 0.174 * * [simplify]: iteration 2 : 32 enodes (cost 7 ) 0.184 * * [simplify]: Extracting # 0 : cost 0 0.184 * * [simplify]: Extracting # 1 : cost 0 0.184 * * [simplify]: Extracting # 2 : cost 0 0.184 * * [simplify]: iteration 3 : 69 enodes (cost 7 ) 0.205 * * [simplify]: Extracting # 0 : cost 0 0.205 * * [simplify]: Extracting # 1 : cost 0 0.206 * * [simplify]: Extracting # 2 : cost 0 0.206 * * [simplify]: Extracting # 3 : cost 0 0.206 * * [simplify]: Extracting # 4 : cost 0 0.206 * * [simplify]: iteration 4 : 146 enodes (cost 7 ) 0.262 * * [simplify]: Extracting # 0 : cost 0 0.262 * * [simplify]: Extracting # 1 : cost 0 0.263 * * [simplify]: Extracting # 2 : cost 0 0.263 * * [simplify]: Extracting # 3 : cost 0 0.264 * * [simplify]: iteration 5 : 287 enodes (cost 7 ) 0.366 * * [simplify]: Extracting # 0 : cost 0 0.367 * * [simplify]: Extracting # 1 : cost 0 0.368 * * [simplify]: Extracting # 2 : cost 0 0.369 * * [simplify]: iteration 6 : 519 enodes (cost 7 ) 0.860 * * [simplify]: Extracting # 0 : cost 0 0.861 * * [simplify]: Extracting # 1 : cost 0 0.862 * * [simplify]: Extracting # 2 : cost 0 0.863 * * [simplify]: Extracting # 3 : cost 0 0.864 * * [simplify]: iteration 7 : 1124 enodes (cost 7 ) 3.120 * * [simplify]: Extracting # 0 : cost 0 3.124 * * [simplify]: Extracting # 1 : cost 0 3.134 * * [simplify]: Extracting # 2 : cost 0 3.137 * * [simplify]: iteration 8 : 2229 enodes (cost 7 ) 8.976 * * [simplify]: Extracting # 0 : cost 0 8.984 * * [simplify]: Extracting # 1 : cost 0 8.987 * * [simplify]: Extracting # 2 : cost 0 8.990 * * [simplify]: iteration 9 : 3908 enodes (cost 7 ) 13.374 * * [simplify]: Extracting # 0 : cost 0 13.379 * * [simplify]: Extracting # 1 : cost 0 13.383 * * [simplify]: Extracting # 2 : cost 0 13.387 * * [simplify]: iteration done: 5000 enodes (cost 7 ) 13.387 * [simplify]: Simplified to: (/ (* (sin x) (sinh y)) x) 13.388 * * [progress]: iteration 1 / 4 13.388 * * * [progress]: picking best candidate 13.391 * * * * [pick]: Picked # 13.391 * * * [progress]: localizing error 13.408 * * * [progress]: generating rewritten candidates 13.408 * * * * [progress]: [ 1 / 2 ] rewriting at (2) 13.435 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 13.464 * * * [progress]: generating series expansions 13.464 * * * * [progress]: [ 1 / 2 ] generating series at (2) 13.464 * [backup-simplify]: Simplify (/ (* (sin x) (sinh y)) x) into (/ (* (sin x) (sinh y)) x) 13.464 * [approximate]: Taking taylor expansion of (/ (* (sin x) (sinh y)) x) in (x y) around 0 13.464 * [taylor]: Taking taylor expansion of (/ (* (sin x) (sinh y)) x) in y 13.464 * [taylor]: Taking taylor expansion of (* (sin x) (sinh y)) in y 13.465 * [taylor]: Taking taylor expansion of (sin x) in y 13.465 * [taylor]: Taking taylor expansion of x in y 13.465 * [backup-simplify]: Simplify x into x 13.465 * [backup-simplify]: Simplify (sin x) into (sin x) 13.465 * [backup-simplify]: Simplify (cos x) into (cos x) 13.465 * [taylor]: Taking taylor expansion of (sinh y) in y 13.465 * [taylor]: Rewrote expression to (/ (- (exp y) (exp (- y))) 2) 13.465 * [taylor]: Taking taylor expansion of (- (exp y) (exp (- y))) in y 13.465 * [taylor]: Taking taylor expansion of (exp y) in y 13.465 * [taylor]: Taking taylor expansion of y in y 13.465 * [backup-simplify]: Simplify 0 into 0 13.465 * [backup-simplify]: Simplify 1 into 1 13.465 * [backup-simplify]: Simplify (exp 0) into 1 13.465 * [taylor]: Taking taylor expansion of (exp (- y)) in y 13.465 * [taylor]: Taking taylor expansion of (- y) in y 13.465 * [taylor]: Taking taylor expansion of y in y 13.465 * [backup-simplify]: Simplify 0 into 0 13.465 * [backup-simplify]: Simplify 1 into 1 13.465 * [backup-simplify]: Simplify (- 0) into 0 13.466 * [backup-simplify]: Simplify (- 1) into -1 13.466 * [backup-simplify]: Simplify (exp 0) into 1 13.466 * [taylor]: Taking taylor expansion of 2 in y 13.466 * [backup-simplify]: Simplify 2 into 2 13.466 * [backup-simplify]: Simplify (- 1) into -1 13.466 * [backup-simplify]: Simplify (+ 1 -1) into 0 13.467 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1 13.467 * [backup-simplify]: Simplify (- 1) into -1 13.468 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 1) 1)))) into -1 13.468 * [backup-simplify]: Simplify (- -1) into 1 13.469 * [backup-simplify]: Simplify (+ 1 1) into 2 13.469 * [backup-simplify]: Simplify (/ 2 2) into 1 13.469 * [taylor]: Taking taylor expansion of x in y 13.469 * [backup-simplify]: Simplify x into x 13.469 * [backup-simplify]: Simplify (* (sin x) 1) into (sin x) 13.469 * [backup-simplify]: Simplify (* (cos x) 0) into 0 13.469 * [backup-simplify]: Simplify (+ (sin x) 0) into (sin x) 13.469 * [backup-simplify]: Simplify (* (sin x) 1) into (sin x) 13.469 * [backup-simplify]: Simplify (/ (sin x) x) into (/ (sin x) x) 13.469 * [taylor]: Taking taylor expansion of (/ (* (sin x) (sinh y)) x) in x 13.469 * [taylor]: Taking taylor expansion of (* (sin x) (sinh y)) in x 13.469 * [taylor]: Taking taylor expansion of (sin x) in x 13.469 * [taylor]: Taking taylor expansion of x in x 13.469 * [backup-simplify]: Simplify 0 into 0 13.469 * [backup-simplify]: Simplify 1 into 1 13.469 * [taylor]: Taking taylor expansion of (sinh y) in x 13.469 * [taylor]: Rewrote expression to (/ (- (exp y) (exp (- y))) 2) 13.469 * [taylor]: Taking taylor expansion of (- (exp y) (exp (- y))) in x 13.469 * [taylor]: Taking taylor expansion of (exp y) in x 13.469 * [taylor]: Taking taylor expansion of y in x 13.469 * [backup-simplify]: Simplify y into y 13.469 * [backup-simplify]: Simplify (exp y) into (exp y) 13.469 * [taylor]: Taking taylor expansion of (exp (- y)) in x 13.469 * [taylor]: Taking taylor expansion of (- y) in x 13.469 * [taylor]: Taking taylor expansion of y in x 13.469 * [backup-simplify]: Simplify y into y 13.469 * [backup-simplify]: Simplify (- y) into (- y) 13.470 * [backup-simplify]: Simplify (- y) into (- y) 13.470 * [backup-simplify]: Simplify (exp (- y)) into (exp (- y)) 13.470 * [taylor]: Taking taylor expansion of 2 in x 13.470 * [backup-simplify]: Simplify 2 into 2 13.470 * [backup-simplify]: Simplify (- (exp (- y))) into (- (exp (- y))) 13.470 * [backup-simplify]: Simplify (+ (exp y) (- (exp (- y)))) into (- (exp y) (exp (- y))) 13.470 * [backup-simplify]: Simplify (/ (- (exp y) (exp (- y))) 2) into (* 1/2 (- (exp y) (exp (- y)))) 13.470 * [taylor]: Taking taylor expansion of x in x 13.470 * [backup-simplify]: Simplify 0 into 0 13.470 * [backup-simplify]: Simplify 1 into 1 13.470 * [backup-simplify]: Simplify (* 0 (* 1/2 (- (exp y) (exp (- y))))) into 0 13.470 * [backup-simplify]: Simplify (* (exp y) (+ (* (/ (pow 0 1) 1)))) into 0 13.471 * [backup-simplify]: Simplify (- y) into (- y) 13.471 * [backup-simplify]: Simplify (- 0) into 0 13.471 * [backup-simplify]: Simplify (* (exp (- y)) (+ (* (/ (pow 0 1) 1)))) into 0 13.471 * [backup-simplify]: Simplify (- 0) into 0 13.472 * [backup-simplify]: Simplify (+ 0 0) into 0 13.472 * [backup-simplify]: Simplify (- (/ 0 2) (+ (* (* 1/2 (- (exp y) (exp (- y)))) (/ 0 2)))) into 0 13.473 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1 13.473 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (* 1/2 (- (exp y) (exp (- y)))))) into (- (* 1/2 (exp y)) (* 1/2 (exp (- y)))) 13.473 * [backup-simplify]: Simplify (/ (- (* 1/2 (exp y)) (* 1/2 (exp (- y)))) 1) into (- (* 1/2 (exp y)) (* 1/2 (exp (- y)))) 13.473 * [taylor]: Taking taylor expansion of (/ (* (sin x) (sinh y)) x) in x 13.473 * [taylor]: Taking taylor expansion of (* (sin x) (sinh y)) in x 13.473 * [taylor]: Taking taylor expansion of (sin x) in x 13.473 * [taylor]: Taking taylor expansion of x in x 13.473 * [backup-simplify]: Simplify 0 into 0 13.473 * [backup-simplify]: Simplify 1 into 1 13.473 * [taylor]: Taking taylor expansion of (sinh y) in x 13.473 * [taylor]: Rewrote expression to (/ (- (exp y) (exp (- y))) 2) 13.474 * [taylor]: Taking taylor expansion of (- (exp y) (exp (- y))) in x 13.474 * [taylor]: Taking taylor expansion of (exp y) in x 13.474 * [taylor]: Taking taylor expansion of y in x 13.474 * [backup-simplify]: Simplify y into y 13.474 * [backup-simplify]: Simplify (exp y) into (exp y) 13.474 * [taylor]: Taking taylor expansion of (exp (- y)) in x 13.474 * [taylor]: Taking taylor expansion of (- y) in x 13.474 * [taylor]: Taking taylor expansion of y in x 13.474 * [backup-simplify]: Simplify y into y 13.474 * [backup-simplify]: Simplify (- y) into (- y) 13.474 * [backup-simplify]: Simplify (- y) into (- y) 13.474 * [backup-simplify]: Simplify (exp (- y)) into (exp (- y)) 13.474 * [taylor]: Taking taylor expansion of 2 in x 13.474 * [backup-simplify]: Simplify 2 into 2 13.474 * [backup-simplify]: Simplify (- (exp (- y))) into (- (exp (- y))) 13.474 * [backup-simplify]: Simplify (+ (exp y) (- (exp (- y)))) into (- (exp y) (exp (- y))) 13.474 * [backup-simplify]: Simplify (/ (- (exp y) (exp (- y))) 2) into (* 1/2 (- (exp y) (exp (- y)))) 13.474 * [taylor]: Taking taylor expansion of x in x 13.474 * [backup-simplify]: Simplify 0 into 0 13.474 * [backup-simplify]: Simplify 1 into 1 13.474 * [backup-simplify]: Simplify (* 0 (* 1/2 (- (exp y) (exp (- y))))) into 0 13.475 * [backup-simplify]: Simplify (* (exp y) (+ (* (/ (pow 0 1) 1)))) into 0 13.475 * [backup-simplify]: Simplify (- y) into (- y) 13.475 * [backup-simplify]: Simplify (- 0) into 0 13.475 * [backup-simplify]: Simplify (* (exp (- y)) (+ (* (/ (pow 0 1) 1)))) into 0 13.476 * [backup-simplify]: Simplify (- 0) into 0 13.476 * [backup-simplify]: Simplify (+ 0 0) into 0 13.477 * [backup-simplify]: Simplify (- (/ 0 2) (+ (* (* 1/2 (- (exp y) (exp (- y)))) (/ 0 2)))) into 0 13.477 * [backup-simplify]: Simplify (+ (* 1 (/ (pow 1 1) 1))) into 1 13.477 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (* 1/2 (- (exp y) (exp (- y)))))) into (- (* 1/2 (exp y)) (* 1/2 (exp (- y)))) 13.478 * [backup-simplify]: Simplify (/ (- (* 1/2 (exp y)) (* 1/2 (exp (- y)))) 1) into (- (* 1/2 (exp y)) (* 1/2 (exp (- y)))) 13.478 * [taylor]: Taking taylor expansion of (- (* 1/2 (exp y)) (* 1/2 (exp (- y)))) in y 13.478 * [taylor]: Taking taylor expansion of (* 1/2 (exp y)) in y 13.478 * [taylor]: Taking taylor expansion of 1/2 in y 13.478 * [backup-simplify]: Simplify 1/2 into 1/2 13.478 * [taylor]: Taking taylor expansion of (exp y) in y 13.478 * [taylor]: Taking taylor expansion of y in y 13.478 * [backup-simplify]: Simplify 0 into 0 13.478 * [backup-simplify]: Simplify 1 into 1 13.478 * [backup-simplify]: Simplify (exp 0) into 1 13.478 * [taylor]: Taking taylor expansion of (* 1/2 (exp (- y))) in y 13.478 * [taylor]: Taking taylor expansion of 1/2 in y 13.478 * [backup-simplify]: Simplify 1/2 into 1/2 13.478 * [taylor]: Taking taylor expansion of (exp (- y)) in y 13.478 * [taylor]: Taking taylor expansion of (- y) in y 13.478 * [taylor]: Taking taylor expansion of y in y 13.478 * [backup-simplify]: Simplify 0 into 0 13.478 * [backup-simplify]: Simplify 1 into 1 13.478 * [backup-simplify]: Simplify (- 0) into 0 13.478 * [backup-simplify]: Simplify (- 1) into -1 13.478 * [backup-simplify]: Simplify (exp 0) into 1 13.479 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1 13.480 * [backup-simplify]: Simplify (+ (* 1/2 1) (* 0 1)) into 1/2 13.480 * [backup-simplify]: Simplify (- 1) into -1 13.480 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 1) 1)))) into -1 13.481 * [backup-simplify]: Simplify (+ (* 1/2 -1) (* 0 1)) into -1/2 13.481 * [backup-simplify]: Simplify (- -1/2) into 1/2 13.481 * [backup-simplify]: Simplify (+ 1/2 1/2) into 1 13.481 * [backup-simplify]: Simplify 1 into 1 13.482 * [backup-simplify]: Simplify (* (exp y) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0 13.482 * [backup-simplify]: Simplify (- y) into (- y) 13.482 * [backup-simplify]: Simplify (- 0) into 0 13.483 * [backup-simplify]: Simplify (- 0) into 0 13.484 * [backup-simplify]: Simplify (* (exp (- y)) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0 13.484 * [backup-simplify]: Simplify (- 0) into 0 13.484 * [backup-simplify]: Simplify (+ 0 0) into 0 13.485 * [backup-simplify]: Simplify (- (/ 0 2) (+ (* (* 1/2 (- (exp y) (exp (- y)))) (/ 0 2)) (* 0 (/ 0 2)))) into 0 13.485 * [backup-simplify]: Simplify (+ 0 (* 1 (/ (pow 0 1) 1))) into 0 13.486 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (* 1/2 (- (exp y) (exp (- y))))))) into 0 13.487 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (- (* 1/2 (exp y)) (* 1/2 (exp (- y)))) (/ 0 1)))) into 0 13.487 * [taylor]: Taking taylor expansion of 0 in y 13.487 * [backup-simplify]: Simplify 0 into 0 13.487 * [backup-simplify]: Simplify 0 into 0 13.488 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2 13.488 * [backup-simplify]: Simplify (+ (* 1/2 1/2) (+ (* 0 1) (* 0 1))) into 1/4 13.488 * [backup-simplify]: Simplify (- 1) into -1 13.488 * [backup-simplify]: Simplify (- 0) into 0 13.489 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2 13.490 * [backup-simplify]: Simplify (+ (* 1/2 1/2) (+ (* 0 -1) (* 0 1))) into 1/4 13.490 * [backup-simplify]: Simplify (- 1/4) into -1/4 13.491 * [backup-simplify]: Simplify (+ 1/4 -1/4) into 0 13.491 * [backup-simplify]: Simplify 0 into 0 13.492 * [backup-simplify]: Simplify (* (exp y) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0 13.492 * [backup-simplify]: Simplify (- y) into (- y) 13.492 * [backup-simplify]: Simplify (- 0) into 0 13.492 * [backup-simplify]: Simplify (- 0) into 0 13.492 * [backup-simplify]: Simplify (- 0) into 0 13.492 * [backup-simplify]: Simplify (- 0) into 0 13.493 * [backup-simplify]: Simplify (* (exp (- y)) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0 13.494 * [backup-simplify]: Simplify (- 0) into 0 13.494 * [backup-simplify]: Simplify (+ 0 0) into 0 13.496 * [backup-simplify]: Simplify (- (/ 0 2) (+ (* (* 1/2 (- (exp y) (exp (- y)))) (/ 0 2)) (* 0 (/ 0 2)) (* 0 (/ 0 2)))) into 0 13.497 * [backup-simplify]: Simplify (+ (* -1 (/ (pow 1 3) 6)) 0 (* 1 (/ (pow 0 1) 1))) into -1/6 13.499 * [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))) 13.500 * [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))) 13.500 * [taylor]: Taking taylor expansion of (- (* 1/12 (exp (- y))) (* 1/12 (exp y))) in y 13.500 * [taylor]: Taking taylor expansion of (* 1/12 (exp (- y))) in y 13.500 * [taylor]: Taking taylor expansion of 1/12 in y 13.500 * [backup-simplify]: Simplify 1/12 into 1/12 13.500 * [taylor]: Taking taylor expansion of (exp (- y)) in y 13.500 * [taylor]: Taking taylor expansion of (- y) in y 13.500 * [taylor]: Taking taylor expansion of y in y 13.500 * [backup-simplify]: Simplify 0 into 0 13.500 * [backup-simplify]: Simplify 1 into 1 13.501 * [backup-simplify]: Simplify (- 0) into 0 13.501 * [backup-simplify]: Simplify (- 1) into -1 13.501 * [backup-simplify]: Simplify (exp 0) into 1 13.501 * [taylor]: Taking taylor expansion of (* 1/12 (exp y)) in y 13.501 * [taylor]: Taking taylor expansion of 1/12 in y 13.501 * [backup-simplify]: Simplify 1/12 into 1/12 13.501 * [taylor]: Taking taylor expansion of (exp y) in y 13.501 * [taylor]: Taking taylor expansion of y in y 13.501 * [backup-simplify]: Simplify 0 into 0 13.501 * [backup-simplify]: Simplify 1 into 1 13.501 * [backup-simplify]: Simplify (exp 0) into 1 13.502 * [backup-simplify]: Simplify (- 1) into -1 13.503 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 1) 1)))) into -1 13.504 * [backup-simplify]: Simplify (+ (* 1/12 -1) (* 0 1)) into -1/12 13.505 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1 13.505 * [backup-simplify]: Simplify (+ (* 1/12 1) (* 0 1)) into 1/12 13.506 * [backup-simplify]: Simplify (- 1/12) into -1/12 13.506 * [backup-simplify]: Simplify (+ -1/12 -1/12) into -1/6 13.506 * [backup-simplify]: Simplify -1/6 into -1/6 13.506 * [backup-simplify]: Simplify 0 into 0 13.509 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 3) 6)) (* (/ (pow 1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 1/6 13.510 * [backup-simplify]: Simplify (+ (* 1/2 1/6) (+ (* 0 1/2) (+ (* 0 1) (* 0 1)))) into 1/12 13.511 * [backup-simplify]: Simplify (- 1) into -1 13.511 * [backup-simplify]: Simplify (- 1) into -1 13.511 * [backup-simplify]: Simplify (- 0) into 0 13.512 * [backup-simplify]: Simplify (- 0) into 0 13.514 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow -1 3) 6)) (* (/ (pow -1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into -1/6 13.516 * [backup-simplify]: Simplify (+ (* 1/2 -1/6) (+ (* 0 1/2) (+ (* 0 -1) (* 0 1)))) into -1/12 13.516 * [backup-simplify]: Simplify (- -1/12) into 1/12 13.516 * [backup-simplify]: Simplify (+ 1/12 1/12) into 1/6 13.516 * [backup-simplify]: Simplify 1/6 into 1/6