* [misc]progress:  [Phase 1 of 3] Setting up.
* * * [misc]progress:  [1/2] Preparing points
* * * [misc]progress:  [2/2] Setting up program.
* [enter]simplify:  Simplifying (/ (fabs (- x y)) (fabs y))
* * [misc]simplify:  iters left: 5 (6 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* [misc]progress:  [Phase 2 of 3] Improving.
* * [misc]progress:  iteration 1 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-event (λ (x y) (/ (fabs (- x y)) (fabs y)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 1 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in y
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (fabs y) in y
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in x
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (fabs y) in x
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in x
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (fabs y) in x
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in y
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (fabs y) in y
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]approximate:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in y
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in y
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]approximate:  Taking taylor expansion of (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- x)) (/ 1 (- y)))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- x)) (/ 1 (- y)))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 (- y))) in y
* [misc]backup-simplify:  Simplify (fabs (/ 1 (- y))) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- x)) (/ 1 (- y)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- x)) (/ 1 (- y)))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 (- y))) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 (- y))) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- x)) (/ 1 (- y)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- x)) (/ 1 (- y)))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 (- y))) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 (- y))) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ -1 y)) in y
* [misc]backup-simplify:  Simplify (fabs (/ -1 y)) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 1 ] rewriting at (2)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 20 ] simplifiying candidate #<alt-event (λ (x y) (/ (fabs (- x y)) (fabs y)))>
* [enter]simplify:  Simplifying (/ (fabs (- x y)) (fabs y))
* * [misc]simplify:  iters left: 5 (6 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* * * * [misc]progress:  [ 2 / 20 ] simplifiying candidate #<alt-event (λ (x y) (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))>
* [enter]simplify:  Simplifying (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* * * * [misc]progress:  [ 3 / 20 ] simplifiying candidate #<alt-event (λ (x y) (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))))>
* [enter]simplify:  Simplifying (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* * * * [misc]progress:  [ 4 / 20 ] simplifiying candidate #<alt-delta (λ (x y) (pow (/ (fabs (- x y)) (fabs y)) 1))>
* * * * [misc]progress:  [ 5 / 20 ] simplifiying candidate #<alt-delta (λ (x y) (exp (- (log (fabs (- x y))) (log (fabs y)))))>
* [enter]simplify:  Simplifying (- (log (fabs (- x y))) (log (fabs y)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* [exit]simplify:  Simplified to (- (log (fabs (- x y))) (log (fabs y)))
* [exit]simplify:  Simplified to (- (log (fabs (- x y))) (log (fabs y)))
* * * * [misc]progress:  [ 6 / 20 ] simplifiying candidate #<alt-delta (λ (x y) (exp (log (/ (fabs (- x y)) (fabs y)))))>
* [enter]simplify:  Simplifying (log (/ (fabs (- x y)) (fabs y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (log (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (log (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 7 / 20 ] simplifiying candidate #<alt-delta (λ (x y) (log (exp (/ (fabs (- x y)) (fabs y)))))>
* [enter]simplify:  Simplifying (exp (/ (fabs (- x y)) (fabs y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* [exit]simplify:  Simplified to (exp (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (exp (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 8 / 20 ] simplifiying candidate #<alt-delta (λ (x y) (cbrt (/ (cube (fabs (- x y))) (cube (fabs y)))))>
* [enter]simplify:  Simplifying (/ (cube (fabs (- x y))) (cube (fabs y)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* * [misc]simplify:  iters left: 3 (29 enodes)
* * [misc]simplify:  iters left: 2 (50 enodes)
* * [misc]simplify:  iters left: 1 (84 enodes)
* [exit]simplify:  Simplified to (cube (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (cube (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 9 / 20 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (/ (fabs (- x y)) (fabs y)))))>
* [enter]simplify:  Simplifying (cbrt (/ (fabs (- x y)) (fabs y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (cbrt (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 10 / 20 ] simplifiying candidate #<alt-delta (λ (x y) (cbrt (cube (/ (fabs (- x y)) (fabs y)))))>
* [enter]simplify:  Simplifying (cube (/ (fabs (- x y)) (fabs y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (28 enodes)
* * [misc]simplify:  iters left: 2 (47 enodes)
* * [misc]simplify:  iters left: 1 (66 enodes)
* [exit]simplify:  Simplified to (cube (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (cube (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 11 / 20 ] simplifiying candidate #<alt-delta (λ (x y) (cube (/ (cbrt (fabs (- x y))) (cbrt (fabs y)))))>
* [enter]simplify:  Simplifying (/ (cbrt (fabs (- x y))) (cbrt (fabs y)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (fabs (- x y))) (cbrt (fabs y)))
* [exit]simplify:  Simplified to (/ (cbrt (fabs (- x y))) (cbrt (fabs y)))
* * * * [misc]progress:  [ 12 / 20 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (/ (fabs (- x y)) (fabs y)))))>
* [enter]simplify:  Simplifying (sqrt (/ (fabs (- x y)) (fabs y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (sqrt (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 13 / 20 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (/ (sqrt (fabs (- x y))) (sqrt (fabs y)))))>
* [enter]simplify:  Simplifying (/ (sqrt (fabs (- x y))) (sqrt (fabs y)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (fabs (- x y))) (sqrt (fabs y)))
* [exit]simplify:  Simplified to (/ (sqrt (fabs (- x y))) (sqrt (fabs y)))
* * * * [misc]progress:  [ 14 / 20 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (fabs (- x y))) (- (fabs y))))>
* [enter]simplify:  Simplifying (- (fabs (- x y)))
* * [misc]simplify:  iters left: 5 (5 enodes)
* [exit]simplify:  Simplified to (- (fabs (- x y)))
* [exit]simplify:  Simplified to (- (fabs (- x y)))
* [enter]simplify:  Simplifying (- (fabs y))
* * [misc]simplify:  iters left: 3 (3 enodes)
* [exit]simplify:  Simplified to (- (fabs y))
* [exit]simplify:  Simplified to (- (fabs y))
* * * * [misc]progress:  [ 15 / 20 ] simplifiying candidate #<alt-delta (λ (x y) (* (/ 1 1) (/ (fabs (- x y)) (fabs y))))>
* [enter]simplify:  Simplifying (/ 1 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (/ (fabs (- x y)) (fabs y))
* * [misc]simplify:  iters left: 5 (6 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* * * * [misc]progress:  [ 16 / 20 ] simplifiying candidate #<alt-delta (λ (x y) (* 1 (/ (fabs (- x y)) (fabs y))))>
* * * * [misc]progress:  [ 17 / 20 ] simplifiying candidate #<alt-delta (λ (x y) (* (fabs (- x y)) (/ 1 (fabs y))))>
* [enter]simplify:  Simplifying (/ 1 (fabs y))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (6 enodes)
* [exit]simplify:  Simplified to (/ 1 (fabs y))
* [exit]simplify:  Simplified to (/ 1 (fabs y))
* * * * [misc]progress:  [ 18 / 20 ] simplifiying candidate #<alt-delta (λ (x y) (/ 1 (/ (fabs y) (fabs (- x y)))))>
* [enter]simplify:  Simplifying (/ (fabs y) (fabs (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* [exit]simplify:  Simplified to (/ (fabs y) (fabs (- x y)))
* [exit]simplify:  Simplified to (/ (fabs y) (fabs (- x y)))
* * * * [misc]progress:  [ 19 / 20 ] simplifiying candidate #<alt-delta (λ (x y) (/ (/ (fabs (- x y)) 1) (fabs y)))>
* [enter]simplify:  Simplifying (/ (fabs (- x y)) 1)
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) 1)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) 1)
* * * * [misc]progress:  [ 20 / 20 ] simplifiying candidate #<alt-delta (λ (x y) (/ 1 (/ (fabs y) (fabs (- x y)))))>
* [enter]simplify:  Simplifying (/ (fabs y) (fabs (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* [exit]simplify:  Simplified to (/ (fabs y) (fabs (- x y)))
* [exit]simplify:  Simplified to (/ (fabs y) (fabs (- x y)))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 2 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (x y) (* (fabs (- x y)) (/ 1 (fabs y))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 1 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (* (fabs (- x y)) (/ 1 (fabs y))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (* (fabs (- x y)) (/ 1 (fabs y))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in y
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (/ 1 (fabs y)) in y
* [misc]taylor:  Taking taylor expansion of (fabs y) in y
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ 1 (fabs y)) into (/ 1 (fabs y))
* [misc]taylor:  Taking taylor expansion of (* (fabs (- x y)) (/ 1 (fabs y))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in x
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (/ 1 (fabs y)) in x
* [misc]taylor:  Taking taylor expansion of (fabs y) in x
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ 1 (fabs y)) into (/ 1 (fabs y))
* [misc]taylor:  Taking taylor expansion of (* (fabs (- x y)) (/ 1 (fabs y))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in x
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (/ 1 (fabs y)) in x
* [misc]taylor:  Taking taylor expansion of (fabs y) in x
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ 1 (fabs y)) into (/ 1 (fabs y))
* [misc]backup-simplify:  Simplify (* (fabs (- x y)) (/ 1 (fabs y))) into (/ (fabs (- x y)) (fabs y))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in y
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (fabs y) in y
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (fabs y)) (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- x y)) 0) (* 0 (/ 1 (fabs y)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (fabs y)) (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- x y)) 0) (+ (* 0 0) (* 0 (/ 1 (fabs y))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (fabs y)) (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- x y)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (fabs y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]approximate:  Taking taylor expansion of (* (fabs (- (/ 1 x) (/ 1 y))) (/ 1 (fabs (/ 1 y)))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (* (fabs (- (/ 1 x) (/ 1 y))) (/ 1 (fabs (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (fabs (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in y
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ 1 (fabs (/ 1 y))) into (/ 1 (fabs (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (* (fabs (- (/ 1 x) (/ 1 y))) (/ 1 (fabs (/ 1 y)))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (fabs (/ 1 y))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ 1 (fabs (/ 1 y))) into (/ 1 (fabs (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (* (fabs (- (/ 1 x) (/ 1 y))) (/ 1 (fabs (/ 1 y)))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (fabs (/ 1 y))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ 1 (fabs (/ 1 y))) into (/ 1 (fabs (/ 1 y)))
* [misc]backup-simplify:  Simplify (* (fabs (- (/ 1 x) (/ 1 y))) (/ 1 (fabs (/ 1 y)))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in y
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- (/ 1 x) (/ 1 y))) 0) (* 0 (/ 1 (fabs (/ 1 y))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- (/ 1 x) (/ 1 y))) 0) (+ (* 0 0) (* 0 (/ 1 (fabs (/ 1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- (/ 1 x) (/ 1 y))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (fabs (/ 1 y))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]approximate:  Taking taylor expansion of (* (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (/ 1 (fabs (/ 1 (- y))))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (* (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (/ 1 (fabs (/ 1 (- y))))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- x)) (/ 1 (- y)))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- x)) (/ 1 (- y)))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (fabs (/ 1 (- y)))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 (- y))) in y
* [misc]backup-simplify:  Simplify (fabs (/ 1 (- y))) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ 1 (fabs (/ -1 y))) into (/ 1 (fabs (/ -1 y)))
* [misc]taylor:  Taking taylor expansion of (* (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (/ 1 (fabs (/ 1 (- y))))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- x)) (/ 1 (- y)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- x)) (/ 1 (- y)))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (fabs (/ 1 (- y)))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 (- y))) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 (- y))) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ 1 (fabs (/ -1 y))) into (/ 1 (fabs (/ -1 y)))
* [misc]taylor:  Taking taylor expansion of (* (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (/ 1 (fabs (/ 1 (- y))))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- x)) (/ 1 (- y)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- x)) (/ 1 (- y)))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (fabs (/ 1 (- y)))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 (- y))) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 (- y))) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ 1 (fabs (/ -1 y))) into (/ 1 (fabs (/ -1 y)))
* [misc]backup-simplify:  Simplify (* (fabs (- (/ 1 y) (/ 1 x))) (/ 1 (fabs (/ -1 y)))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ -1 y)) in y
* [misc]backup-simplify:  Simplify (fabs (/ -1 y)) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- (/ 1 y) (/ 1 x))) 0) (* 0 (/ 1 (fabs (/ -1 y))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- (/ 1 y) (/ 1 x))) 0) (+ (* 0 0) (* 0 (/ 1 (fabs (/ -1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- (/ 1 y) (/ 1 x))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (fabs (/ -1 y))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 1 ] rewriting at (2)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 22 ] simplifiying candidate #<alt-event (λ (x y) (/ (fabs (- x y)) (fabs y)))>
* [enter]simplify:  Simplifying (/ (fabs (- x y)) (fabs y))
* * [misc]simplify:  iters left: 5 (6 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* * * * [misc]progress:  [ 2 / 22 ] simplifiying candidate #<alt-event (λ (x y) (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))>
* [enter]simplify:  Simplifying (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* * * * [misc]progress:  [ 3 / 22 ] simplifiying candidate #<alt-event (λ (x y) (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))))>
* [enter]simplify:  Simplifying (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* * * * [misc]progress:  [ 4 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (pow (* (fabs (- x y)) (/ 1 (fabs y))) 1))>
* [enter]simplify:  Simplifying (* (fabs (- x y)) (/ 1 (fabs y)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (18 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* * * * [misc]progress:  [ 5 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (pow (* (fabs (- x y)) (/ 1 (fabs y))) 1))>
* * * * [misc]progress:  [ 6 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (exp (+ (log (fabs (- x y))) (- (log (fabs y))))))>
* [enter]simplify:  Simplifying (+ (log (fabs (- x y))) (- (log (fabs y))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (+ (log (fabs (- x y))) (- (log (fabs y))))
* [exit]simplify:  Simplified to (+ (log (fabs (- x y))) (- (log (fabs y))))
* * * * [misc]progress:  [ 7 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (exp (+ (log (fabs (- x y))) (log (/ 1 (fabs y))))))>
* [enter]simplify:  Simplifying (+ (log (fabs (- x y))) (log (/ 1 (fabs y))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (22 enodes)
* [exit]simplify:  Simplified to (+ (- (log (fabs y))) (log (fabs (- x y))))
* [exit]simplify:  Simplified to (+ (- (log (fabs y))) (log (fabs (- x y))))
* * * * [misc]progress:  [ 8 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (exp (log (* (fabs (- x y)) (/ 1 (fabs y))))))>
* [enter]simplify:  Simplifying (log (* (fabs (- x y)) (/ 1 (fabs y))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (46 enodes)
* * [misc]simplify:  iters left: 1 (51 enodes)
* [exit]simplify:  Simplified to (log (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (log (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 9 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (log (exp (* (fabs (- x y)) (/ 1 (fabs y))))))>
* [enter]simplify:  Simplifying (exp (* (fabs (- x y)) (/ 1 (fabs y))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (25 enodes)
* * [misc]simplify:  iters left: 2 (31 enodes)
* * [misc]simplify:  iters left: 1 (34 enodes)
* [exit]simplify:  Simplified to (exp (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (exp (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 10 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (cbrt (* (cube (fabs (- x y))) (cube (/ 1 (fabs y))))))>
* [enter]simplify:  Simplifying (* (cube (fabs (- x y))) (cube (/ 1 (fabs y))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (72 enodes)
* * [misc]simplify:  iters left: 2 (100 enodes)
* * [misc]simplify:  iters left: 1 (133 enodes)
* [exit]simplify:  Simplified to (/ (cube (fabs (- x y))) (cube (fabs y)))
* [exit]simplify:  Simplified to (/ (cube (fabs (- x y))) (cube (fabs y)))
* * * * [misc]progress:  [ 11 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (* (fabs (- x y)) (/ 1 (fabs y))))))>
* [enter]simplify:  Simplifying (cbrt (* (fabs (- x y)) (/ 1 (fabs y))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (cbrt (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 12 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (cbrt (cube (* (fabs (- x y)) (/ 1 (fabs y))))))>
* [enter]simplify:  Simplifying (cube (* (fabs (- x y)) (/ 1 (fabs y))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (75 enodes)
* * [misc]simplify:  iters left: 2 (94 enodes)
* * [misc]simplify:  iters left: 1 (125 enodes)
* [exit]simplify:  Simplified to (cube (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (cube (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 13 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (cube (* (cbrt (fabs (- x y))) (cbrt (/ 1 (fabs y))))))>
* [enter]simplify:  Simplifying (* (cbrt (fabs (- x y))) (cbrt (/ 1 (fabs y))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ 1 (fabs y))) (cbrt (fabs (- x y))))
* [exit]simplify:  Simplified to (* (cbrt (/ 1 (fabs y))) (cbrt (fabs (- x y))))
* * * * [misc]progress:  [ 14 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (* (fabs (- x y)) (/ 1 (fabs y))))))>
* [enter]simplify:  Simplifying (sqrt (* (fabs (- x y)) (/ 1 (fabs y))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (sqrt (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 15 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (* (sqrt (fabs (- x y))) (sqrt (/ 1 (fabs y))))))>
* [enter]simplify:  Simplifying (* (sqrt (fabs (- x y))) (sqrt (/ 1 (fabs y))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to (* (sqrt (/ 1 (fabs y))) (sqrt (fabs (- x y))))
* [exit]simplify:  Simplified to (* (sqrt (/ 1 (fabs y))) (sqrt (fabs (- x y))))
* * * * [misc]progress:  [ 16 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (* 1 (* (fabs (- x y)) (/ 1 (fabs y)))))>
* * * * [misc]progress:  [ 17 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (/ (fabs (- x y)) (fabs y)))>
* * * * [misc]progress:  [ 18 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (* (* (fabs (- x y)) 1) (/ 1 (fabs y))))>
* [enter]simplify:  Simplifying (* (fabs (- x y)) 1)
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* [exit]simplify:  Simplified to (fabs (- x y))
* [exit]simplify:  Simplified to (fabs (- x y))
* * * * [misc]progress:  [ 19 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (* (* (fabs (- x y)) 1) (/ 1 (fabs y))))>
* [enter]simplify:  Simplifying (* (fabs (- x y)) 1)
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* [exit]simplify:  Simplified to (fabs (- x y))
* [exit]simplify:  Simplified to (fabs (- x y))
* * * * [misc]progress:  [ 20 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (* 1 (* (fabs (- x y)) (/ 1 (fabs y)))))>
* [enter]simplify:  Simplifying (* (fabs (- x y)) (/ 1 (fabs y)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (18 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* * * * [misc]progress:  [ 21 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (/ (* (fabs (- x y)) 1) (fabs y)))>
* [enter]simplify:  Simplifying (* (fabs (- x y)) 1)
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* [exit]simplify:  Simplified to (fabs (- x y))
* [exit]simplify:  Simplified to (fabs (- x y))
* * * * [misc]progress:  [ 22 / 22 ] simplifiying candidate #<alt-delta (λ (x y) (* (/ 1 (fabs y)) (fabs (- x y))))>
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 3 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (x y) (sqr (sqrt (/ (fabs (- x y)) (fabs y)))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 3 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (sqrt (/ (fabs (- x y)) (fabs y))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- x y)) (fabs y))) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in y
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (fabs y) in y
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- x y)) (fabs y))) into (sqrt (/ (fabs (- x y)) (fabs y)))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- x y)) (fabs y))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- x y)) (fabs y))) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in x
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (fabs y) in x
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- x y)) (fabs y))) into (sqrt (/ (fabs (- x y)) (fabs y)))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- x y)) (fabs y))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- x y)) (fabs y))) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in x
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (fabs y) in x
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- x y)) (fabs y))) into (sqrt (/ (fabs (- x y)) (fabs y)))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- x y)) (fabs y))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- x y)) (fabs y))) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in y
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (fabs y) in y
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- x y)) (fabs y))) into (sqrt (/ (fabs (- x y)) (fabs y)))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- x y)) (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- x y)) (fabs y))) into (sqrt (/ (fabs (- x y)) (fabs y)))
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (/ (fabs (- x y)) (fabs y))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (/ (fabs (- x y)) (fabs y))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (/ (fabs (- x y)) (fabs y))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- x y)) (fabs y))) into (sqrt (/ (fabs (- x y)) (fabs y)))
* [misc]approximate:  Taking taylor expansion of (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in y
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) into (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) into (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) into (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in y
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) into (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) into (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) into (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))
* [misc]approximate:  Taking taylor expansion of (sqrt (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y))))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y))))) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- x)) (/ 1 (- y)))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- x)) (/ 1 (- y)))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 (- y))) in y
* [misc]backup-simplify:  Simplify (fabs (/ 1 (- y))) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))) into (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y))))) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- x)) (/ 1 (- y)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- x)) (/ 1 (- y)))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 (- y))) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 (- y))) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))) into (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y))))) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- x)) (/ 1 (- y)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- x)) (/ 1 (- y)))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 (- y))) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 (- y))) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))) into (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ -1 y)) in y
* [misc]backup-simplify:  Simplify (fabs (/ -1 y)) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))) into (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))) into (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))))
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))) into (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))))
* * * * [misc]progress:  [ 2 / 3 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (/ (fabs (- x y)) (fabs y)))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (fabs (- x y)) (fabs y)))) in y
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- x y)) (fabs y))) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in y
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (fabs y) in y
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- x y)) (fabs y))) into (sqrt (/ (fabs (- x y)) (fabs y)))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- x y)) (fabs y))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (fabs (- x y)) (fabs y)))) in x
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- x y)) (fabs y))) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in x
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (fabs y) in x
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- x y)) (fabs y))) into (sqrt (/ (fabs (- x y)) (fabs y)))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- x y)) (fabs y))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (fabs (- x y)) (fabs y)))) in x
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- x y)) (fabs y))) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in x
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (fabs y) in x
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- x y)) (fabs y))) into (sqrt (/ (fabs (- x y)) (fabs y)))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- x y)) (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (* (sqrt (/ (fabs (- x y)) (fabs y))) (sqrt (/ (fabs (- x y)) (fabs y)))) into (/ (fabs (- x y)) (fabs y))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in y
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (fabs y) in y
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (/ (fabs (- x y)) (fabs y))) 0) (* 0 (sqrt (/ (fabs (- x y)) (fabs y))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (/ (fabs (- x y)) (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (/ (fabs (- x y)) (fabs y))) 0) (+ (* 0 0) (* 0 (sqrt (/ (fabs (- x y)) (fabs y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (/ (fabs (- x y)) (fabs y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (/ (fabs (- x y)) (fabs y))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (/ (fabs (- x y)) (fabs y))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))) in y
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in y
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) into (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))) in x
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) into (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))) in x
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) into (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (* (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in y
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) 0) (* 0 (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) 0) (+ (* 0 0) (* 0 (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))))) in y
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y))))) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- x)) (/ 1 (- y)))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- x)) (/ 1 (- y)))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 (- y))) in y
* [misc]backup-simplify:  Simplify (fabs (/ 1 (- y))) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))) into (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))))) in x
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y))))) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- x)) (/ 1 (- y)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- x)) (/ 1 (- y)))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 (- y))) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 (- y))) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))) into (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))))) in x
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y))))) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- x)) (/ 1 (- y)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- x)) (/ 1 (- y)))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 (- y))) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 (- y))) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]backup-simplify:  Simplify (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))) into (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (* (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))) (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ -1 y)) in y
* [misc]backup-simplify:  Simplify (fabs (/ -1 y)) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))) 0) (* 0 (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))) 0) (+ (* 0 0) (* 0 (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* * * * [misc]progress:  [ 3 / 3 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in y
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (fabs y) in y
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in x
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (fabs y) in x
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in x
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (fabs y) in x
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- x y)) (fabs y)) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- x y)) in y
* [misc]backup-simplify:  Simplify (fabs (- x y)) into (fabs (- x y))
* [misc]taylor:  Taking taylor expansion of (fabs y) in y
* [misc]backup-simplify:  Simplify (fabs y) into (fabs y)
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs y)) (+ (* (/ (fabs (- x y)) (fabs y)) (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))) (* 0 (/ 0 (fabs y))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (fabs (- x y)) (fabs y)) into (/ (fabs (- x y)) (fabs y))
* [misc]approximate:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in y
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 y)) in y
* [misc]backup-simplify:  Simplify (fabs (/ 1 y)) into (fabs (/ 1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ 1 y))) (+ (* (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))) (* 0 (/ 0 (fabs (/ 1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))) into (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* [misc]approximate:  Taking taylor expansion of (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- x)) (/ 1 (- y)))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- x)) (/ 1 (- y)))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 (- y))) in y
* [misc]backup-simplify:  Simplify (fabs (/ 1 (- y))) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- x)) (/ 1 (- y)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- x)) (/ 1 (- y)))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 (- y))) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 (- y))) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- x)) (/ 1 (- y)))) (fabs (/ 1 (- y)))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- x)) (/ 1 (- y)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- x)) (/ 1 (- y)))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ 1 (- y))) in x
* [misc]backup-simplify:  Simplify (fabs (/ 1 (- y))) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (fabs (/ -1 y)) in y
* [misc]backup-simplify:  Simplify (fabs (/ -1 y)) into (fabs (/ -1 y))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (fabs (/ -1 y))) (+ (* (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))) (* 0 (/ 0 (fabs (/ -1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))) into (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 3 ] rewriting at (2 1)
* * * * [misc]progress:  [ 2 / 3 ] rewriting at (2)
* * * * [misc]progress:  [ 3 / 3 ] rewriting at (2 1 1)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 54 ] simplifiying candidate #<alt-event (λ (x y) (sqr (sqrt (/ (fabs (- x y)) (fabs y)))))>
* [enter]simplify:  Simplifying (sqr (sqrt (/ (fabs (- x y)) (fabs y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* * * * [misc]progress:  [ 2 / 54 ] simplifiying candidate #<alt-event (λ (x y) (sqr (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))))>
* [enter]simplify:  Simplifying (sqr (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* * * * [misc]progress:  [ 3 / 54 ] simplifiying candidate #<alt-event (λ (x y) (sqr (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))))))>
* [enter]simplify:  Simplifying (sqr (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (17 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* * * * [misc]progress:  [ 4 / 54 ] simplifiying candidate #<alt-event (λ (x y) (/ (fabs (- x y)) (fabs y)))>
* [enter]simplify:  Simplifying (/ (fabs (- x y)) (fabs y))
* * [misc]simplify:  iters left: 5 (6 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* * * * [misc]progress:  [ 5 / 54 ] simplifiying candidate #<alt-event (λ (x y) (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))>
* [enter]simplify:  Simplifying (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* * * * [misc]progress:  [ 6 / 54 ] simplifiying candidate #<alt-event (λ (x y) (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))))>
* [enter]simplify:  Simplifying (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* * * * [misc]progress:  [ 7 / 54 ] simplifiying candidate #<alt-event (λ (x y) (sqr (sqrt (/ (fabs (- x y)) (fabs y)))))>
* [enter]simplify:  Simplifying (sqr (sqrt (/ (fabs (- x y)) (fabs y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* * * * [misc]progress:  [ 8 / 54 ] simplifiying candidate #<alt-event (λ (x y) (sqr (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y))))))>
* [enter]simplify:  Simplifying (sqr (sqrt (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- (/ 1 x) (/ 1 y))) (fabs (/ 1 y)))
* * * * [misc]progress:  [ 9 / 54 ] simplifiying candidate #<alt-event (λ (x y) (sqr (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y))))))>
* [enter]simplify:  Simplifying (sqr (sqrt (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (17 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- (/ 1 y) (/ 1 x))) (fabs (/ -1 y)))
* * * * [misc]progress:  [ 10 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (pow (/ (fabs (- x y)) (fabs y)) 1/2)))>
* * * * [misc]progress:  [ 11 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (pow (sqrt (/ (fabs (- x y)) (fabs y))) 1)))>
* * * * [misc]progress:  [ 12 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (exp (log (sqrt (/ (fabs (- x y)) (fabs y)))))))>
* [enter]simplify:  Simplifying (log (sqrt (/ (fabs (- x y)) (fabs y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* [exit]simplify:  Simplified to (log (sqrt (/ (fabs (- x y)) (fabs y))))
* [exit]simplify:  Simplified to (log (sqrt (/ (fabs (- x y)) (fabs y))))
* * * * [misc]progress:  [ 13 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (log (exp (sqrt (/ (fabs (- x y)) (fabs y)))))))>
* [enter]simplify:  Simplifying (exp (sqrt (/ (fabs (- x y)) (fabs y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* [exit]simplify:  Simplified to (exp (sqrt (/ (fabs (- x y)) (fabs y))))
* [exit]simplify:  Simplified to (exp (sqrt (/ (fabs (- x y)) (fabs y))))
* * * * [misc]progress:  [ 14 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (cube (cbrt (sqrt (/ (fabs (- x y)) (fabs y)))))))>
* [enter]simplify:  Simplifying (cbrt (sqrt (/ (fabs (- x y)) (fabs y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* [exit]simplify:  Simplified to (cbrt (sqrt (/ (fabs (- x y)) (fabs y))))
* [exit]simplify:  Simplified to (cbrt (sqrt (/ (fabs (- x y)) (fabs y))))
* * * * [misc]progress:  [ 15 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (cbrt (cube (sqrt (/ (fabs (- x y)) (fabs y)))))))>
* [enter]simplify:  Simplifying (cube (sqrt (/ (fabs (- x y)) (fabs y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (* (sqrt (/ (fabs (- x y)) (fabs y))) (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (* (sqrt (/ (fabs (- x y)) (fabs y))) (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 16 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (* (sqrt (/ 1 1)) (sqrt (/ (fabs (- x y)) (fabs y))))))>
* [enter]simplify:  Simplifying (sqrt (/ 1 1))
* * [misc]simplify:  iters left: 3 (3 enodes)
* * [misc]simplify:  iters left: 2 (5 enodes)
* [exit]simplify:  Simplified to (sqrt 1)
* [exit]simplify:  Simplified to (sqrt 1)
* [enter]simplify:  Simplifying (sqrt (/ (fabs (- x y)) (fabs y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (sqrt (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 17 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (* (sqrt 1) (sqrt (/ (fabs (- x y)) (fabs y))))))>
* [enter]simplify:  Simplifying (sqrt 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqrt 1)
* [exit]simplify:  Simplified to (sqrt 1)
* [enter]simplify:  Simplifying (sqrt (/ (fabs (- x y)) (fabs y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (sqrt (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 18 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (* (sqrt (fabs (- x y))) (sqrt (/ 1 (fabs y))))))>
* [enter]simplify:  Simplifying (sqrt (fabs (- x y)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* [exit]simplify:  Simplified to (sqrt (fabs (- x y)))
* [exit]simplify:  Simplified to (sqrt (fabs (- x y)))
* [enter]simplify:  Simplifying (sqrt (/ 1 (fabs y)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* [exit]simplify:  Simplified to (sqrt (/ 1 (fabs y)))
* [exit]simplify:  Simplified to (sqrt (/ 1 (fabs y)))
* * * * [misc]progress:  [ 19 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (/ (sqrt (fabs (- x y))) (sqrt (fabs y)))))>
* [enter]simplify:  Simplifying (sqrt (fabs (- x y)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* [exit]simplify:  Simplified to (sqrt (fabs (- x y)))
* [exit]simplify:  Simplified to (sqrt (fabs (- x y)))
* [enter]simplify:  Simplifying (sqrt (fabs y))
* * [misc]simplify:  iters left: 2 (3 enodes)
* [exit]simplify:  Simplified to (sqrt (fabs y))
* [exit]simplify:  Simplified to (sqrt (fabs y))
* * * * [misc]progress:  [ 20 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqr (sqrt (sqrt (/ (fabs (- x y)) (fabs y)))))))>
* [enter]simplify:  Simplifying (sqrt (sqrt (/ (fabs (- x y)) (fabs y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* [exit]simplify:  Simplified to (sqrt (sqrt (/ (fabs (- x y)) (fabs y))))
* [exit]simplify:  Simplified to (sqrt (sqrt (/ (fabs (- x y)) (fabs y))))
* * * * [misc]progress:  [ 21 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (fabs (sqrt (/ (fabs (- x y)) (fabs y))))))>
* * * * [misc]progress:  [ 22 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (fabs (/ (sqrt (fabs (- x y))) (sqrt (fabs y))))))>
* * * * [misc]progress:  [ 23 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (* 1 (sqrt (/ (fabs (- x y)) (fabs y))))))>
* * * * [misc]progress:  [ 24 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (pow (sqrt (/ (fabs (- x y)) (fabs y))) 2))>
* * * * [misc]progress:  [ 25 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (pow (sqr (sqrt (/ (fabs (- x y)) (fabs y)))) 1))>
* * * * [misc]progress:  [ 26 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (exp (log (sqr (sqrt (/ (fabs (- x y)) (fabs y)))))))>
* [enter]simplify:  Simplifying (log (sqr (sqrt (/ (fabs (- x y)) (fabs y)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* [exit]simplify:  Simplified to (log (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (log (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 27 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (log (exp (sqr (sqrt (/ (fabs (- x y)) (fabs y)))))))>
* [enter]simplify:  Simplifying (exp (sqr (sqrt (/ (fabs (- x y)) (fabs y)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* [exit]simplify:  Simplified to (exp (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (exp (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 28 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (sqr (sqrt (/ (fabs (- x y)) (fabs y)))))))>
* [enter]simplify:  Simplifying (cbrt (sqr (sqrt (/ (fabs (- x y)) (fabs y)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (cbrt (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 29 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (cbrt (cube (sqr (sqrt (/ (fabs (- x y)) (fabs y)))))))>
* [enter]simplify:  Simplifying (cube (sqr (sqrt (/ (fabs (- x y)) (fabs y)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (26 enodes)
* * [misc]simplify:  iters left: 3 (41 enodes)
* * [misc]simplify:  iters left: 2 (56 enodes)
* * [misc]simplify:  iters left: 1 (88 enodes)
* [exit]simplify:  Simplified to (cube (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (cube (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 30 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (sqr (sqrt (/ (fabs (- x y)) (fabs y)))))))>
* [enter]simplify:  Simplifying (sqrt (sqr (sqrt (/ (fabs (- x y)) (fabs y)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (14 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (sqrt (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 31 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (* (sqr (sqrt (/ 1 1))) (sqr (sqrt (/ (fabs (- x y)) (fabs y))))))>
* [enter]simplify:  Simplifying (sqr (sqrt (/ 1 1)))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (sqr (sqrt (/ (fabs (- x y)) (fabs y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* * * * [misc]progress:  [ 32 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (* (sqr (sqrt 1)) (sqr (sqrt (/ (fabs (- x y)) (fabs y))))))>
* [enter]simplify:  Simplifying (sqr (sqrt 1))
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (6 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (sqr (sqrt (/ (fabs (- x y)) (fabs y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* * * * [misc]progress:  [ 33 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (* (sqr (sqrt (fabs (- x y)))) (sqr (sqrt (/ 1 (fabs y))))))>
* [enter]simplify:  Simplifying (sqr (sqrt (fabs (- x y))))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (fabs (- x y))
* [exit]simplify:  Simplified to (fabs (- x y))
* [enter]simplify:  Simplifying (sqr (sqrt (/ 1 (fabs y))))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (10 enodes)
* [exit]simplify:  Simplified to (/ 1 (fabs y))
* [exit]simplify:  Simplified to (/ 1 (fabs y))
* * * * [misc]progress:  [ 34 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (* (sqr 1) (sqr (sqrt (/ (fabs (- x y)) (fabs y))))))>
* [enter]simplify:  Simplifying (sqr 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqr 1)
* [exit]simplify:  Simplified to (sqr 1)
* [enter]simplify:  Simplifying (sqr (sqrt (/ (fabs (- x y)) (fabs y))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* * * * [misc]progress:  [ 35 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (/ (sqr (sqrt (fabs (- x y)))) (sqr (sqrt (fabs y)))))>
* [enter]simplify:  Simplifying (sqr (sqrt (fabs (- x y))))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (fabs (- x y))
* [exit]simplify:  Simplified to (fabs (- x y))
* [enter]simplify:  Simplifying (sqr (sqrt (fabs y)))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (5 enodes)
* * [misc]simplify:  iters left: 1 (6 enodes)
* [exit]simplify:  Simplified to (fabs y)
* [exit]simplify:  Simplified to (fabs y)
* * * * [misc]progress:  [ 36 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (* (sqrt (/ (fabs (- x y)) (fabs y))) (sqrt (/ (fabs (- x y)) (fabs y)))))>
* * * * [misc]progress:  [ 37 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (* 1 (sqr (sqrt (/ (fabs (- x y)) (fabs y))))))>
* * * * [misc]progress:  [ 38 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (pow (/ (fabs (- x y)) (fabs y)) 1))))>
* * * * [misc]progress:  [ 39 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (exp (- (log (fabs (- x y))) (log (fabs y)))))))>
* [enter]simplify:  Simplifying (- (log (fabs (- x y))) (log (fabs y)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* [exit]simplify:  Simplified to (- (log (fabs (- x y))) (log (fabs y)))
* [exit]simplify:  Simplified to (- (log (fabs (- x y))) (log (fabs y)))
* * * * [misc]progress:  [ 40 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (exp (log (/ (fabs (- x y)) (fabs y)))))))>
* [enter]simplify:  Simplifying (log (/ (fabs (- x y)) (fabs y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (log (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (log (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 41 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (log (exp (/ (fabs (- x y)) (fabs y)))))))>
* [enter]simplify:  Simplifying (exp (/ (fabs (- x y)) (fabs y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* [exit]simplify:  Simplified to (exp (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (exp (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 42 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (cbrt (/ (cube (fabs (- x y))) (cube (fabs y)))))))>
* [enter]simplify:  Simplifying (/ (cube (fabs (- x y))) (cube (fabs y)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* * [misc]simplify:  iters left: 3 (29 enodes)
* * [misc]simplify:  iters left: 2 (50 enodes)
* * [misc]simplify:  iters left: 1 (84 enodes)
* [exit]simplify:  Simplified to (cube (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (cube (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 43 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (cube (cbrt (/ (fabs (- x y)) (fabs y)))))))>
* [enter]simplify:  Simplifying (cbrt (/ (fabs (- x y)) (fabs y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (cbrt (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 44 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (cbrt (cube (/ (fabs (- x y)) (fabs y)))))))>
* [enter]simplify:  Simplifying (cube (/ (fabs (- x y)) (fabs y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (28 enodes)
* * [misc]simplify:  iters left: 2 (47 enodes)
* * [misc]simplify:  iters left: 1 (66 enodes)
* [exit]simplify:  Simplified to (cube (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (cube (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 45 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (cube (/ (cbrt (fabs (- x y))) (cbrt (fabs y)))))))>
* [enter]simplify:  Simplifying (/ (cbrt (fabs (- x y))) (cbrt (fabs y)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (fabs (- x y))) (cbrt (fabs y)))
* [exit]simplify:  Simplified to (/ (cbrt (fabs (- x y))) (cbrt (fabs y)))
* * * * [misc]progress:  [ 46 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (sqr (sqrt (/ (fabs (- x y)) (fabs y)))))))>
* [enter]simplify:  Simplifying (sqrt (/ (fabs (- x y)) (fabs y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (sqrt (/ (fabs (- x y)) (fabs y)))
* * * * [misc]progress:  [ 47 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (sqr (/ (sqrt (fabs (- x y))) (sqrt (fabs y)))))))>
* [enter]simplify:  Simplifying (/ (sqrt (fabs (- x y))) (sqrt (fabs y)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (fabs (- x y))) (sqrt (fabs y)))
* [exit]simplify:  Simplified to (/ (sqrt (fabs (- x y))) (sqrt (fabs y)))
* * * * [misc]progress:  [ 48 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (/ (- (fabs (- x y))) (- (fabs y))))))>
* [enter]simplify:  Simplifying (- (fabs (- x y)))
* * [misc]simplify:  iters left: 5 (5 enodes)
* [exit]simplify:  Simplified to (- (fabs (- x y)))
* [exit]simplify:  Simplified to (- (fabs (- x y)))
* [enter]simplify:  Simplifying (- (fabs y))
* * [misc]simplify:  iters left: 3 (3 enodes)
* [exit]simplify:  Simplified to (- (fabs y))
* [exit]simplify:  Simplified to (- (fabs y))
* * * * [misc]progress:  [ 49 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (* (/ 1 1) (/ (fabs (- x y)) (fabs y))))))>
* [enter]simplify:  Simplifying (/ 1 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (/ (fabs (- x y)) (fabs y))
* * [misc]simplify:  iters left: 5 (6 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* * * * [misc]progress:  [ 50 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (* 1 (/ (fabs (- x y)) (fabs y))))))>
* * * * [misc]progress:  [ 51 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (* (fabs (- x y)) (/ 1 (fabs y))))))>
* [enter]simplify:  Simplifying (/ 1 (fabs y))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (6 enodes)
* [exit]simplify:  Simplified to (/ 1 (fabs y))
* [exit]simplify:  Simplified to (/ 1 (fabs y))
* * * * [misc]progress:  [ 52 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (/ 1 (/ (fabs y) (fabs (- x y)))))))>
* [enter]simplify:  Simplifying (/ (fabs y) (fabs (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* [exit]simplify:  Simplified to (/ (fabs y) (fabs (- x y)))
* [exit]simplify:  Simplified to (/ (fabs y) (fabs (- x y)))
* * * * [misc]progress:  [ 53 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (/ (/ (fabs (- x y)) 1) (fabs y)))))>
* [enter]simplify:  Simplifying (/ (fabs (- x y)) 1)
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) 1)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) 1)
* * * * [misc]progress:  [ 54 / 54 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (/ 1 (/ (fabs y) (fabs (- x y)))))))>
* [enter]simplify:  Simplifying (/ (fabs y) (fabs (- x y)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* [exit]simplify:  Simplified to (/ (fabs y) (fabs (- x y)))
* [exit]simplify:  Simplified to (/ (fabs y) (fabs (- x y)))
* * * [misc]progress:  adding candidates to table
* [misc]progress:  [Phase 3 of 3] Extracting.
* * [misc]regime-changes:  Finding splitpoints for: (#<alt-delta (λ (x y) (* (fabs (- x y)) (/ 1 (fabs y))))> #<alt-delta (λ (x y) (cbrt (cube (/ (fabs (- x y)) (fabs y)))))> #<alt-delta (λ (x y) (sqr (sqrt (/ (fabs (- x y)) (fabs y)))))> #<alt-event (λ (x y) (/ (fabs (- x y)) (fabs y)))>)
* [misc]regimes:  Found splitpoints: (#s(sp 0 (/ (fabs (- x y)) (fabs y)) +inf.0)) , with alts (#<alt-event (λ (x y) (/ (fabs (- x y)) (fabs y)))>)
* [enter]simplify:  Simplifying (/ 1 (fabs y))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (6 enodes)
* [exit]simplify:  Simplified to (/ 1 (fabs y))
* [exit]simplify:  Simplified to (/ 1 (fabs y))
* [enter]simplify:  Simplifying (/ (fabs (- x y)) (fabs y))
* * [misc]simplify:  iters left: 5 (6 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))
* [enter]simplify:  Simplifying (sqrt (/ (fabs (- x y)) (fabs y)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (fabs (- x y)) (fabs y)))
* [exit]simplify:  Simplified to (sqrt (/ (fabs (- x y)) (fabs y)))
* [enter]simplify:  Simplifying (/ (fabs (- x y)) (fabs y))
* * [misc]simplify:  iters left: 5 (6 enodes)
* [exit]simplify:  Simplified to (/ (fabs (- x y)) (fabs y))