5.937 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.390 * * * [progress]: [2/2] Setting up program. 0.393 * [progress]: [Phase 2 of 3] Improving. 0.393 * [simplify]: Simplifying using # : (/ (fabs (- x y)) (fabs y)) 0.395 * * [simplify]: iteration 0 : 8 enodes (cost 4 ) 0.396 * * [simplify]: iteration 1 : 9 enodes (cost 4 ) 0.397 * * [simplify]: iteration 2 : 9 enodes (cost 4 ) 0.398 * [simplify]: Simplified to: (/ (fabs (- x y)) (fabs y)) 0.398 * * [progress]: iteration 1 / 4 0.398 * * * [progress]: picking best candidate 0.402 * * * * [pick]: Picked # 0.402 * * * [progress]: localizing error 0.408 * * * [progress]: generating rewritten candidates 0.408 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.411 * * * [progress]: generating series expansions 0.411 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.411 * [approximate]: Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in (x y) around 0 0.411 * [taylor]: Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in y 0.411 * [taylor]: Taking taylor expansion of (fabs (- x y)) in y 0.411 * [taylor]: Taking taylor expansion of (fabs y) in y 0.411 * [taylor]: Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in x 0.411 * [taylor]: Taking taylor expansion of (fabs (- x y)) in x 0.412 * [taylor]: Taking taylor expansion of (fabs y) in x 0.412 * [taylor]: Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in x 0.412 * [taylor]: Taking taylor expansion of (fabs (- x y)) in x 0.412 * [taylor]: Taking taylor expansion of (fabs y) in x 0.412 * [taylor]: Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in y 0.412 * [taylor]: Taking taylor expansion of (fabs (- x y)) in y 0.412 * [taylor]: Taking taylor expansion of (fabs y) in y 0.412 * [taylor]: Taking taylor expansion of 0 in y 0.412 * [taylor]: Taking taylor expansion of 0 in y 0.413 * [taylor]: Taking taylor expansion of 0 in y 0.413 * [approximate]: Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in (x y) around 0 0.413 * [taylor]: Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in y 0.413 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y 0.413 * [taylor]: Taking taylor expansion of (fabs (/ 1 y)) in y 0.413 * [taylor]: Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in x 0.413 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x 0.413 * [taylor]: Taking taylor expansion of (fabs (/ 1 y)) in x 0.413 * [taylor]: Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in x 0.413 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x 0.413 * [taylor]: Taking taylor expansion of (fabs (/ 1 y)) in x 0.413 * [taylor]: Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in y 0.413 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y 0.413 * [taylor]: Taking taylor expansion of (fabs (/ 1 y)) in y 0.414 * [taylor]: Taking taylor expansion of 0 in y 0.414 * [taylor]: Taking taylor expansion of 0 in y 0.415 * [taylor]: Taking taylor expansion of 0 in y 0.415 * [approximate]: Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) in (x y) around 0 0.415 * [taylor]: Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) in y 0.415 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y 0.415 * [taylor]: Taking taylor expansion of (fabs (/ -1 y)) in y 0.415 * [taylor]: Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) in x 0.415 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x 0.415 * [taylor]: Taking taylor expansion of (fabs (/ -1 y)) in x 0.415 * [taylor]: Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) in x 0.415 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x 0.415 * [taylor]: Taking taylor expansion of (fabs (/ -1 y)) in x 0.415 * [taylor]: Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) in y 0.415 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y 0.416 * [taylor]: Taking taylor expansion of (fabs (/ -1 y)) in y 0.416 * [taylor]: Taking taylor expansion of 0 in y 0.416 * [taylor]: Taking taylor expansion of 0 in y 0.417 * [taylor]: Taking taylor expansion of 0 in y 0.417 * * * [progress]: simplifying candidates 0.417 * [simplify]: Simplifying using # : (- (log (fabs (- x y))) (log (fabs y))) (log (/ (fabs (- x y)) (fabs y))) (exp (/ (fabs (- x y)) (fabs y))) (/ (* (* (fabs (- x y)) (fabs (- x y))) (fabs (- x y))) (* (* (fabs y) (fabs y)) (fabs y))) (* (cbrt (/ (fabs (- x y)) (fabs y))) (cbrt (/ (fabs (- x y)) (fabs y)))) (cbrt (/ (fabs (- x y)) (fabs y))) (* (* (/ (fabs (- x y)) (fabs y)) (/ (fabs (- x y)) (fabs y))) (/ (fabs (- x y)) (fabs y))) (sqrt (/ (fabs (- x y)) (fabs y))) (sqrt (/ (fabs (- x y)) (fabs y))) (neg (fabs (- x y))) (neg (fabs y)) (/ (* (cbrt (fabs (- x y))) (cbrt (fabs (- x y)))) (* (cbrt (fabs y)) (cbrt (fabs y)))) (/ (cbrt (fabs (- x y))) (cbrt (fabs y))) (/ (* (cbrt (fabs (- x y))) (cbrt (fabs (- x y)))) (sqrt (fabs y))) (/ (cbrt (fabs (- x y))) (sqrt (fabs y))) (/ (* (cbrt (fabs (- x y))) (cbrt (fabs (- x y)))) 1) (/ (cbrt (fabs (- x y))) (fabs y)) (/ (sqrt (fabs (- x y))) (* (cbrt (fabs y)) (cbrt (fabs y)))) (/ (sqrt (fabs (- x y))) (cbrt (fabs y))) (/ (sqrt (fabs (- x y))) (sqrt (fabs y))) (/ (sqrt (fabs (- x y))) (sqrt (fabs y))) (/ (sqrt (fabs (- x y))) 1) (/ (sqrt (fabs (- x y))) (fabs y)) (/ 1 (* (cbrt (fabs y)) (cbrt (fabs y)))) (/ (fabs (- x y)) (cbrt (fabs y))) (/ 1 (sqrt (fabs y))) (/ (fabs (- x y)) (sqrt (fabs y))) (/ 1 1) (/ (fabs (- x y)) (fabs y)) (/ 1 (fabs y)) (/ (fabs y) (fabs (- x y))) (/ (fabs (- x y)) (* (cbrt (fabs y)) (cbrt (fabs y)))) (/ (fabs (- x y)) (sqrt (fabs y))) (/ (fabs (- x y)) 1) (/ (fabs y) (cbrt (fabs (- x y)))) (/ (fabs y) (sqrt (fabs (- x y)))) (/ (fabs y) (fabs (- x y))) (/ (fabs (- x y)) (fabs y)) (/ (fabs (- x y)) (fabs y)) (/ (fabs (- x y)) (fabs y)) 0.420 * * [simplify]: iteration 0 : 86 enodes (cost 226 ) 0.422 * * [simplify]: iteration 1 : 235 enodes (cost 208 ) 0.426 * * [simplify]: iteration 2 : 584 enodes (cost 208 ) 0.435 * * [simplify]: iteration 3 : 1520 enodes (cost 208 ) 0.461 * * [simplify]: iteration 4 : 4363 enodes (cost 208 ) 0.503 * * [simplify]: iteration 5 : 5002 enodes (cost 208 ) 0.505 * [simplify]: Simplified to: (log (/ (fabs (- x y)) (fabs y))) (log (/ (fabs (- x y)) (fabs y))) (exp (/ (fabs (- x y)) (fabs y))) (pow (/ (fabs (- x y)) (fabs y)) 3) (* (cbrt (/ (fabs (- x y)) (fabs y))) (cbrt (/ (fabs (- x y)) (fabs y)))) (cbrt (/ (fabs (- x y)) (fabs y))) (pow (/ (fabs (- x y)) (fabs y)) 3) (sqrt (/ (fabs (- x y)) (fabs y))) (sqrt (/ (fabs (- x y)) (fabs y))) (neg (fabs (- x y))) (neg (fabs y)) (/ (* (cbrt (fabs (- x y))) (cbrt (fabs (- x y)))) (* (cbrt (fabs y)) (cbrt (fabs y)))) (/ (cbrt (fabs (- x y))) (cbrt (fabs y))) (/ (* (cbrt (fabs (- x y))) (cbrt (fabs (- x y)))) (sqrt (fabs y))) (/ (cbrt (fabs (- x y))) (sqrt (fabs y))) (* (cbrt (fabs (- x y))) (cbrt (fabs (- x y)))) (/ (cbrt (fabs (- x y))) (fabs y)) (/ (sqrt (fabs (- x y))) (* (cbrt (fabs y)) (cbrt (fabs y)))) (/ (sqrt (fabs (- x y))) (cbrt (fabs y))) (/ (sqrt (fabs (- x y))) (sqrt (fabs y))) (/ (sqrt (fabs (- x y))) (sqrt (fabs y))) (sqrt (fabs (- x y))) (/ (sqrt (fabs (- x y))) (fabs y)) (/ 1 (* (cbrt (fabs y)) (cbrt (fabs y)))) (/ (fabs (- x y)) (cbrt (fabs y))) (/ 1 (sqrt (fabs y))) (/ (fabs (- x y)) (sqrt (fabs y))) 1 (/ (fabs (- x y)) (fabs y)) (/ 1 (fabs y)) (/ (fabs y) (fabs (- x y))) (/ (fabs (- x y)) (* (cbrt (fabs y)) (cbrt (fabs y)))) (/ (fabs (- x y)) (sqrt (fabs y))) (fabs (- x y)) (/ (fabs y) (cbrt (fabs (- x y)))) (/ (fabs y) (sqrt (fabs (- x y)))) (/ (fabs y) (fabs (- x y))) (/ (fabs (- x y)) (fabs y)) (/ (fabs (- x y)) (fabs y)) (/ (fabs (- x y)) (fabs y)) 0.505 * * * [progress]: adding candidates to table 0.529 * * [progress]: iteration 2 / 4 0.529 * * * [progress]: picking best candidate 0.532 * * * * [pick]: Picked # 0.532 * * * [progress]: localizing error 0.538 * * * [progress]: generating rewritten candidates 0.539 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.547 * * * [progress]: generating series expansions 0.547 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.547 * [approximate]: Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in (x y) around 0 0.547 * [taylor]: Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in y 0.547 * [taylor]: Taking taylor expansion of (fabs (- x y)) in y 0.547 * [taylor]: Taking taylor expansion of (fabs y) in y 0.547 * [taylor]: Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in x 0.547 * [taylor]: Taking taylor expansion of (fabs (- x y)) in x 0.547 * [taylor]: Taking taylor expansion of (fabs y) in x 0.547 * [taylor]: Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in x 0.547 * [taylor]: Taking taylor expansion of (fabs (- x y)) in x 0.547 * [taylor]: Taking taylor expansion of (fabs y) in x 0.547 * [taylor]: Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in y 0.547 * [taylor]: Taking taylor expansion of (fabs (- x y)) in y 0.547 * [taylor]: Taking taylor expansion of (fabs y) in y 0.548 * [taylor]: Taking taylor expansion of 0 in y 0.548 * [taylor]: Taking taylor expansion of 0 in y 0.548 * [taylor]: Taking taylor expansion of 0 in y 0.548 * [approximate]: Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in (x y) around 0 0.548 * [taylor]: Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in y 0.548 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y 0.548 * [taylor]: Taking taylor expansion of (fabs (/ 1 y)) in y 0.548 * [taylor]: Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in x 0.549 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x 0.549 * [taylor]: Taking taylor expansion of (fabs (/ 1 y)) in x 0.549 * [taylor]: Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in x 0.549 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x 0.549 * [taylor]: Taking taylor expansion of (fabs (/ 1 y)) in x 0.549 * [taylor]: Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in y 0.549 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y 0.549 * [taylor]: Taking taylor expansion of (fabs (/ 1 y)) in y 0.549 * [taylor]: Taking taylor expansion of 0 in y 0.550 * [taylor]: Taking taylor expansion of 0 in y 0.550 * [taylor]: Taking taylor expansion of 0 in y 0.550 * [approximate]: Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) in (x y) around 0 0.550 * [taylor]: Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) in y 0.550 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y 0.550 * [taylor]: Taking taylor expansion of (fabs (/ -1 y)) in y 0.551 * [taylor]: Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) in x 0.551 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x 0.551 * [taylor]: Taking taylor expansion of (fabs (/ -1 y)) in x 0.551 * [taylor]: Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) in x 0.551 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x 0.551 * [taylor]: Taking taylor expansion of (fabs (/ -1 y)) in x 0.551 * [taylor]: Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) in y 0.551 * [taylor]: Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y 0.551 * [taylor]: Taking taylor expansion of (fabs (/ -1 y)) in y 0.551 * [taylor]: Taking taylor expansion of 0 in y 0.552 * [taylor]: Taking taylor expansion of 0 in y 0.552 * [taylor]: Taking taylor expansion of 0 in y 0.552 * * * [progress]: simplifying candidates 0.555 * [simplify]: Simplifying using # : (* (fabs (- x y)) (/ 1 (fabs y))) (+ (log (fabs (- x y))) (neg (log (fabs y)))) (+ (log (fabs (- x y))) (- 0 (log (fabs y)))) (+ (log (fabs (- x y))) (- (log 1) (log (fabs y)))) (+ (log (fabs (- x y))) (log (/ 1 (fabs y)))) (log (* (fabs (- x y)) (/ 1 (fabs y)))) (exp (* (fabs (- x y)) (/ 1 (fabs y)))) (* (* (* (fabs (- x y)) (fabs (- x y))) (fabs (- x y))) (/ (* (* 1 1) 1) (* (* (fabs y) (fabs y)) (fabs y)))) (* (* (* (fabs (- x y)) (fabs (- x y))) (fabs (- x y))) (* (* (/ 1 (fabs y)) (/ 1 (fabs y))) (/ 1 (fabs y)))) (* (cbrt (* (fabs (- x y)) (/ 1 (fabs y)))) (cbrt (* (fabs (- x y)) (/ 1 (fabs y))))) (cbrt (* (fabs (- x y)) (/ 1 (fabs y)))) (* (* (* (fabs (- x y)) (/ 1 (fabs y))) (* (fabs (- x y)) (/ 1 (fabs y)))) (* (fabs (- x y)) (/ 1 (fabs y)))) (sqrt (* (fabs (- x y)) (/ 1 (fabs y)))) (sqrt (* (fabs (- x y)) (/ 1 (fabs y)))) (* (sqrt (fabs (- x y))) (sqrt (/ 1 (fabs y)))) (* (sqrt (fabs (- x y))) (sqrt (/ 1 (fabs y)))) (* (sqrt (fabs (- x y))) (/ (sqrt 1) (sqrt (fabs y)))) (* (sqrt (fabs (- x y))) (/ (sqrt 1) (sqrt (fabs y)))) (* (sqrt (fabs (- x y))) (/ 1 (sqrt (fabs y)))) (* (sqrt (fabs (- x y))) (/ 1 (sqrt (fabs y)))) (* (fabs (- x y)) (* (cbrt (/ 1 (fabs y))) (cbrt (/ 1 (fabs y))))) (* (fabs (- x y)) (sqrt (/ 1 (fabs y)))) (* (fabs (- x y)) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (fabs y)) (cbrt (fabs y))))) (* (fabs (- x y)) (/ (* (cbrt 1) (cbrt 1)) (sqrt (fabs y)))) (* (fabs (- x y)) (/ (* (cbrt 1) (cbrt 1)) 1)) (* (fabs (- x y)) (/ (sqrt 1) (* (cbrt (fabs y)) (cbrt (fabs y))))) (* (fabs (- x y)) (/ (sqrt 1) (sqrt (fabs y)))) (* (fabs (- x y)) (/ (sqrt 1) 1)) (* (fabs (- x y)) (/ 1 (* (cbrt (fabs y)) (cbrt (fabs y))))) (* (fabs (- x y)) (/ 1 (sqrt (fabs y)))) (* (fabs (- x y)) (/ 1 1)) (* (fabs (- x y)) 1) (* (fabs (- x y)) 1) (* (cbrt (fabs (- x y))) (/ 1 (fabs y))) (* (sqrt (fabs (- x y))) (/ 1 (fabs y))) (* (fabs (- x y)) (/ 1 (fabs y))) (* (fabs (- x y)) 1) (/ (fabs (- x y)) (fabs y)) (/ (fabs (- x y)) (fabs y)) (/ (fabs (- x y)) (fabs y)) 0.558 * * [simplify]: iteration 0 : 179 enodes (cost 277 ) 0.562 * * [simplify]: iteration 1 : 728 enodes (cost 235 ) 0.574 * * [simplify]: iteration 2 : 2576 enodes (cost 217 ) 0.595 * * [simplify]: iteration 3 : 4885 enodes (cost 217 ) 0.629 * * [simplify]: iteration 4 : 5001 enodes (cost 217 ) 0.631 * [simplify]: Simplified to: (/ (fabs (- x y)) (fabs y)) (- (log (fabs (- x y))) (log (fabs y))) (- (log (fabs (- x y))) (log (fabs y))) (- (log (fabs (- x y))) (log (fabs y))) (- (log (fabs (- x y))) (log (fabs y))) (- (log (fabs (- x y))) (log (fabs y))) (exp (* (fabs (- x y)) (/ 1 (fabs y)))) (pow (/ (fabs (- x y)) (fabs y)) 3) (pow (/ (fabs (- x y)) (fabs y)) 3) (* (cbrt (* (fabs (- x y)) (/ 1 (fabs y)))) (cbrt (* (fabs (- x y)) (/ 1 (fabs y))))) (cbrt (* (fabs (- x y)) (/ 1 (fabs y)))) (pow (/ (fabs (- x y)) (fabs y)) 3) (sqrt (* (fabs (- x y)) (/ 1 (fabs y)))) (sqrt (* (fabs (- x y)) (/ 1 (fabs y)))) (* (sqrt (fabs (- x y))) (sqrt (/ 1 (fabs y)))) (* (sqrt (fabs (- x y))) (sqrt (/ 1 (fabs y)))) (/ (sqrt (fabs (- x y))) (sqrt (fabs y))) (/ (sqrt (fabs (- x y))) (sqrt (fabs y))) (/ (sqrt (fabs (- x y))) (sqrt (fabs y))) (/ (sqrt (fabs (- x y))) (sqrt (fabs y))) (* (fabs (- x y)) (* (cbrt (/ 1 (fabs y))) (cbrt (/ 1 (fabs y))))) (* (fabs (- x y)) (sqrt (/ 1 (fabs y)))) (/ (fabs (- x y)) (* (cbrt (fabs y)) (cbrt (fabs y)))) (/ (fabs (- x y)) (sqrt (fabs y))) (fabs (- x y)) (/ (fabs (- x y)) (* (cbrt (fabs y)) (cbrt (fabs y)))) (/ (fabs (- x y)) (sqrt (fabs y))) (fabs (- x y)) (/ (fabs (- x y)) (* (cbrt (fabs y)) (cbrt (fabs y)))) (/ (fabs (- x y)) (sqrt (fabs y))) (fabs (- x y)) (fabs (- x y)) (fabs (- x y)) (/ (cbrt (fabs (- x y))) (fabs y)) (/ (sqrt (fabs (- x y))) (fabs y)) (/ (fabs (- x y)) (fabs y)) (fabs (- x y)) (/ (fabs (- x y)) (fabs y)) (/ (fabs (- x y)) (fabs y)) (/ (fabs (- x y)) (fabs y)) 0.631 * * * [progress]: adding candidates to table 0.660 * [progress]: [Phase 3 of 3] Extracting. 0.660 * * [regime]: Finding splitpoints for: (# #) 0.660 * * * [regime-changes]: Trying 3 branch expressions: ((/ (fabs (- x y)) (fabs y)) y x) 0.660 * * * * [regimes]: Trying to branch on (/ (fabs (- x y)) (fabs y)) from (# #) 0.697 * * * * [regimes]: Trying to branch on y from (# #) 0.728 * * * * [regimes]: Trying to branch on x from (# #) 0.760 * * * [regime]: Found split indices: #