* [misc]progress:  [Phase 1 of 3] Setting up.
* * * [misc]progress:  [1/2] Preparing points
* * * [misc]progress:  [2/2] Setting up program.
* [enter]simplify:  Simplifying (+ (* x x) (* y y))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (+ (sqr y) (sqr x))
* [misc]progress:  [Phase 2 of 3] Improving.
* * [misc]progress:  iteration 1 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (x y) (+ (sqr y) (sqr x)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 1 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (+ (sqr y) (sqr x)) in (y x) around 0
* [misc]taylor:  Taking taylor expansion of (+ (sqr y) (sqr x)) in x
* [misc]taylor:  Taking taylor expansion of (sqr y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]taylor:  Taking taylor expansion of (sqr x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr y) (sqr x)) in y
* [misc]taylor:  Taking taylor expansion of (sqr y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of (+ (sqr y) (sqr x)) in y
* [misc]taylor:  Taking taylor expansion of (sqr y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* x x) into (sqr x)
* [misc]backup-simplify:  Simplify (+ 0 (sqr x)) into (sqr x)
* [misc]taylor:  Taking taylor expansion of (sqr x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* x 0) (* 0 x)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (+ (* x 0) (+ (* 0 0) (* 0 x))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* x 0) (+ (* 0 0) (+ (* 0 0) (* 0 x)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [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 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (+ (* x 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 x))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [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 (+ (* 1 (sqr (* x 1))) (* 1 (sqr (* 1 y)))) into (+ (sqr x) (sqr y))
* [misc]approximate:  Taking taylor expansion of (+ (sqr (/ 1 y)) (sqr (/ 1 x))) in (y x) around 0
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 y)) (sqr (/ 1 x))) in x
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 y)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (/ 1 y) into (/ 1 y)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 x)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 y)) (sqr (/ 1 x))) in y
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 x)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 y)) (sqr (/ 1 x))) in y
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 y)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 x)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (* (/ 1 x) (/ 1 x)) into (/ 1 (sqr x))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (sqr x))) into (/ 1 (sqr x))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr x)) in x
* [misc]taylor:  Taking taylor expansion of (sqr x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 x) 0) (* 0 (/ 1 x))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [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 (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 x) 0) (+ (* 0 0) (* 0 (/ 1 x)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [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 (+ (* 1 (sqr (* 1 (/ 1 (/ 1 y))))) (* 1 (sqr (* (/ 1 (/ 1 x)) 1)))) into (+ (sqr x) (sqr y))
* [misc]approximate:  Taking taylor expansion of (+ (sqr (/ 1 (- y))) (sqr (/ 1 (- x)))) in (y x) around 0
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- y))) (sqr (/ 1 (- x)))) in x
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- y))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in x
* [misc]taylor:  Taking taylor expansion of (- y) in x
* [misc]taylor:  Taking taylor expansion of y in x
* [misc]backup-simplify:  Simplify y into y
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (- y) into (- y)
* [misc]backup-simplify:  Simplify (/ 1 (- y)) into (/ -1 y)
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- x))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- y))) (sqr (/ 1 (- x)))) in y
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- x))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (+ (sqr (/ 1 (- y))) (sqr (/ 1 (- x)))) in y
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- y))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- y)) in y
* [misc]taylor:  Taking taylor expansion of (- y) in y
* [misc]taylor:  Taking taylor expansion of y in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- x))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 -1))) into 0
* [misc]backup-simplify:  Simplify (* (/ -1 x) (/ -1 x)) into (/ 1 (sqr x))
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (sqr x))) into (/ 1 (sqr x))
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqr x)) in x
* [misc]taylor:  Taking taylor expansion of (sqr x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 x) (/ 0 (- x))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 x) 0) (* 0 (/ -1 x))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [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) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 x) (/ 0 (- x))) (* 0 (/ 0 (- x))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 x) 0) (+ (* 0 0) (* 0 (/ -1 x)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [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 (+ (* 1 (sqr (* 1 (/ 1 (/ 1 (- y)))))) (* 1 (sqr (* (/ 1 (/ 1 (- x))) 1)))) into (+ (sqr x) (sqr y))
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 1 ] rewriting at (2)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 15 ] simplifiying candidate #<alt-event (λ (x y) (+ (sqr x) (sqr y)))>
* [enter]simplify:  Simplifying (+ (sqr x) (sqr y))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (8 enodes)
* [exit]simplify:  Simplified to (+ (sqr y) (sqr x))
* * * * [misc]progress:  [ 2 / 15 ] simplifiying candidate #<alt-event (λ (x y) (+ (sqr x) (sqr y)))>
* [enter]simplify:  Simplifying (+ (sqr x) (sqr y))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (8 enodes)
* [exit]simplify:  Simplified to (+ (sqr y) (sqr x))
* * * * [misc]progress:  [ 3 / 15 ] simplifiying candidate #<alt-event (λ (x y) (+ (sqr x) (sqr y)))>
* [enter]simplify:  Simplifying (+ (sqr x) (sqr y))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (8 enodes)
* [exit]simplify:  Simplified to (+ (sqr y) (sqr x))
* * * * [misc]progress:  [ 4 / 15 ] simplifiying candidate #<alt-delta (λ (x y) (log (* (exp (sqr y)) (exp (sqr x)))))>
* [enter]simplify:  Simplifying (* (exp (sqr y)) (exp (sqr x)))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* [exit]simplify:  Simplified to (exp (+ (sqr y) (* x x)))
* [exit]simplify:  Simplified to (exp (+ (sqr y) (* x x)))
* * * * [misc]progress:  [ 5 / 15 ] simplifiying candidate #<alt-delta (λ (x y) (pow (+ (sqr y) (sqr x)) 1))>
* * * * [misc]progress:  [ 6 / 15 ] simplifiying candidate #<alt-delta (λ (x y) (exp (log (+ (sqr y) (sqr x)))))>
* [enter]simplify:  Simplifying (log (+ (sqr y) (sqr x)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* [exit]simplify:  Simplified to (log (+ (sqr x) (sqr y)))
* [exit]simplify:  Simplified to (log (+ (sqr x) (sqr y)))
* * * * [misc]progress:  [ 7 / 15 ] simplifiying candidate #<alt-delta (λ (x y) (log (exp (+ (sqr y) (sqr x)))))>
* [enter]simplify:  Simplifying (exp (+ (sqr y) (sqr x)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (17 enodes)
* [exit]simplify:  Simplified to (exp (+ (sqr x) (sqr y)))
* [exit]simplify:  Simplified to (exp (+ (sqr x) (sqr y)))
* * * * [misc]progress:  [ 8 / 15 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (+ (sqr y) (sqr x)))))>
* [enter]simplify:  Simplifying (cbrt (+ (sqr y) (sqr x)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* [exit]simplify:  Simplified to (cbrt (+ (sqr x) (sqr y)))
* [exit]simplify:  Simplified to (cbrt (+ (sqr x) (sqr y)))
* * * * [misc]progress:  [ 9 / 15 ] simplifiying candidate #<alt-delta (λ (x y) (cbrt (cube (+ (sqr y) (sqr x)))))>
* [enter]simplify:  Simplifying (cube (+ (sqr y) (sqr x)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (65 enodes)
* [exit]simplify:  Simplified to (cube (+ (sqr x) (sqr y)))
* [exit]simplify:  Simplified to (cube (+ (sqr x) (sqr y)))
* * * * [misc]progress:  [ 10 / 15 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (+ (sqr y) (sqr x)))))>
* [enter]simplify:  Simplifying (sqrt (+ (sqr y) (sqr x)))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (sqr x) (sqr y)))
* [exit]simplify:  Simplified to (sqrt (+ (sqr x) (sqr y)))
* * * * [misc]progress:  [ 11 / 15 ] simplifiying candidate #<alt-delta (λ (x y) (/ (+ (pow (sqr y) 3) (pow (sqr x) 3)) (+ (sqr (sqr y)) (- (sqr (sqr x)) (* (sqr y) (sqr x))))))>
* [enter]simplify:  Simplifying (+ (pow (sqr y) 3) (pow (sqr x) 3))
* * [misc]simplify:  iters left: 4 (8 enodes)
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (33 enodes)
* [exit]simplify:  Simplified to (+ (* (cube y) (cube y)) (cube (* x x)))
* [exit]simplify:  Simplified to (+ (* (cube y) (cube y)) (cube (* x x)))
* [enter]simplify:  Simplifying (+ (sqr (sqr y)) (- (sqr (sqr x)) (* (sqr y) (sqr x))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (48 enodes)
* * [misc]simplify:  iters left: 2 (69 enodes)
* * [misc]simplify:  iters left: 1 (89 enodes)
* [exit]simplify:  Simplified to (+ (- (* (* x x) (* x x)) (sqr (* y x))) (sqr (sqr y)))
* [exit]simplify:  Simplified to (+ (- (* (* x x) (* x x)) (sqr (* y x))) (sqr (sqr y)))
* * * * [misc]progress:  [ 12 / 15 ] simplifiying candidate #<alt-delta (λ (x y) (* 1 (+ (sqr y) (sqr x))))>
* * * * [misc]progress:  [ 13 / 15 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr (sqr y)) (sqr (sqr x))) (- (sqr y) (sqr x))))>
* [enter]simplify:  Simplifying (- (sqr (sqr y)) (sqr (sqr x)))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* * [misc]simplify:  iters left: 1 (39 enodes)
* [exit]simplify:  Simplified to (- (sqr (sqr y)) (* (* x x) (* x x)))
* [exit]simplify:  Simplified to (- (sqr (sqr y)) (* (* x x) (* x x)))
* [enter]simplify:  Simplifying (- (sqr y) (sqr x))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* * [misc]simplify:  iters left: 1 (12 enodes)
* [exit]simplify:  Simplified to (- (sqr y) (sqr x))
* [exit]simplify:  Simplified to (- (sqr y) (sqr x))
* * * * [misc]progress:  [ 14 / 15 ] simplifiying candidate #<alt-delta (λ (x y) (* 1 (+ (sqr y) (sqr x))))>
* [enter]simplify:  Simplifying (+ (sqr y) (sqr x))
* * [misc]simplify:  iters left: 3 (5 enodes)
* * [misc]simplify:  iters left: 2 (8 enodes)
* [exit]simplify:  Simplified to (+ (sqr x) (sqr y))
* [exit]simplify:  Simplified to (+ (sqr x) (sqr y))
* * * * [misc]progress:  [ 15 / 15 ] simplifiying candidate #<alt-delta (λ (x y) (+ (sqr x) (sqr y)))>
* * * [misc]progress:  adding candidates to table
* [misc]progress:  [Phase 3 of 3] Extracting.
* [enter]simplify:  Simplifying (sqr y)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqr y)
* [exit]simplify:  Simplified to (sqr y)
* [enter]simplify:  Simplifying (sqr x)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqr x)
* [exit]simplify:  Simplified to (sqr x)