* [misc]progress:  [Phase 1 of 3] Setting up.
* * * [misc]progress:  [1/2] Preparing points
* * * [misc]progress:  [2/2] Setting up program.
* [misc]progress:  [Phase 2 of 3] Improving.
* [enter]simplify:  Simplifying (sqrt (/ (- (exp (* 2 x)) 1) (- (exp x) 1)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (28 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (56 enodes)
* * [misc]simplify:  iters left: 1 (95 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (+ (exp x) 1) 1))
* * [misc]progress:  iteration 1 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (x) (sqrt (/ (+ (exp x) 1) 1)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 2 ] rewriting at (2)
* * * * [misc]progress:  [ 2 / 2 ] rewriting at (2 1 1)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 2 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (sqrt (/ (+ (exp x) 1) 1)) in (x) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (+ (exp x) 1) 1)) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (exp x) 1) 1) in x
* [misc]taylor:  Taking taylor expansion of (+ (exp x) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp 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 (exp 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 1 1) into 2
* [misc]backup-simplify:  Simplify (/ 2 1) into 2
* [misc]backup-simplify:  Simplify (sqrt 2) into (sqrt 2)
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 1 1) (+ (* 2 (/ 0 1)))) into 1
* [misc]backup-simplify:  Simplify (/ 1 (* 2 (sqrt 2))) into (/ 1/2 (sqrt 2))
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (+ (exp x) 1) 1)) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (exp x) 1) 1) in x
* [misc]taylor:  Taking taylor expansion of (+ (exp x) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp 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 (exp 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 1 1) into 2
* [misc]backup-simplify:  Simplify (/ 2 1) into 2
* [misc]backup-simplify:  Simplify (sqrt 2) into (sqrt 2)
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 1 1) (+ (* 2 (/ 0 1)))) into 1
* [misc]backup-simplify:  Simplify (/ 1 (* 2 (sqrt 2))) into (/ 1/2 (sqrt 2))
* [misc]backup-simplify:  Simplify (sqrt 2) into (sqrt 2)
* [misc]backup-simplify:  Simplify (/ 1/2 (sqrt 2)) into (/ 1/2 (sqrt 2))
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow 1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2
* [misc]backup-simplify:  Simplify (+ 1/2 0) into 1/2
* [misc]backup-simplify:  Simplify (- (/ 1/2 1) (+ (* 2 (/ 0 1)) (* 1 (/ 0 1)))) into 1/2
* [misc]backup-simplify:  Simplify (/ (- 1/2 (pow (/ 1/2 (sqrt 2)) 2) (+)) (* 2 (sqrt 2))) into (* 1/2 (/ (- 1/2 (* 1/4 (/ 1 (pow (sqrt 2) 2)))) (sqrt 2)))
* [misc]backup-simplify:  Simplify (* 1/2 (/ (- 1/2 (* 1/4 (/ 1 (pow (sqrt 2) 2)))) (sqrt 2))) into (* 1/2 (/ (- 1/2 (* 1/4 (/ 1 (pow (sqrt 2) 2)))) (sqrt 2)))
* [misc]backup-simplify:  Simplify (+ (* (* 1/2 (/ (- 1/2 (* 1/4 (/ 1 (pow (sqrt 2) 2)))) (sqrt 2))) (pow x 2)) (+ (* (/ 1/2 (sqrt 2)) x) (sqrt 2))) into (- (+ (* 1/2 (/ x (sqrt 2))) (+ (sqrt 2) (* 1/4 (/ (pow x 2) (sqrt 2))))) (* 1/8 (/ (pow x 2) (pow (sqrt 2) 3))))
* [misc]approximate:  Taking taylor expansion of (sqrt (/ (+ (exp (/ 1 x)) 1) 1)) in (x) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (+ (exp (/ 1 x)) 1) 1)) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (exp (/ 1 x)) 1) 1) in x
* [misc]taylor:  Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp (/ 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]backup-simplify:  Simplify (exp (/ 1 x)) into (exp (/ 1 x))
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (exp (/ 1 x)) 1) into (+ 1 (exp (/ 1 x)))
* [misc]backup-simplify:  Simplify (/ (+ 1 (exp (/ 1 x))) 1) into (+ 1 (exp (/ 1 x)))
* [misc]backup-simplify:  Simplify (sqrt (+ 1 (exp (/ 1 x)))) into (sqrt (+ 1 (exp (/ 1 x))))
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (+ 1 (exp (/ 1 x))) (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (+ 1 (exp (/ 1 x)))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (+ (exp (/ 1 x)) 1) 1)) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (exp (/ 1 x)) 1) 1) in x
* [misc]taylor:  Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp (/ 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]backup-simplify:  Simplify (exp (/ 1 x)) into (exp (/ 1 x))
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (exp (/ 1 x)) 1) into (+ 1 (exp (/ 1 x)))
* [misc]backup-simplify:  Simplify (/ (+ 1 (exp (/ 1 x))) 1) into (+ 1 (exp (/ 1 x)))
* [misc]backup-simplify:  Simplify (sqrt (+ 1 (exp (/ 1 x)))) into (sqrt (+ 1 (exp (/ 1 x))))
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (+ 1 (exp (/ 1 x))) (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (+ 1 (exp (/ 1 x)))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (+ 1 (exp (/ 1 x)))) into (sqrt (+ 1 (exp (/ 1 x))))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (+ 1 (exp (/ 1 x))) (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (+ 1 (exp (/ 1 x)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (+ 1 (exp (/ 1 x))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (+ 1 (exp (/ 1 x)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (+ 1 (exp (/ 1 x))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (+ 1 (exp (/ 1 x)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (+ 1 (exp (/ 1 x))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (+ 1 (exp (/ 1 x)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (+ 1 (exp (/ 1 x))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (+ 1 (exp (/ 1 x)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (+ 1 (exp (/ 1 (/ 1 x))))) into (sqrt (+ 1 (exp x)))
* [misc]approximate:  Taking taylor expansion of (sqrt (/ (+ (exp (/ 1 (- x))) 1) 1)) in (x) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (+ (exp (/ 1 (- x))) 1) 1)) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (exp (/ 1 (- x))) 1) 1) in x
* [misc]taylor:  Taking taylor expansion of (+ (exp (/ 1 (- x))) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp (/ 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]backup-simplify:  Simplify (exp (/ 1 (- x))) into (exp (/ -1 x))
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (exp (/ -1 x)) 1) into (+ 1 (exp (/ -1 x)))
* [misc]backup-simplify:  Simplify (/ (+ 1 (exp (/ -1 x))) 1) into (+ 1 (exp (/ -1 x)))
* [misc]backup-simplify:  Simplify (sqrt (+ 1 (exp (/ -1 x)))) into (sqrt (+ 1 (exp (/ -1 x))))
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (+ 1 (exp (/ -1 x))) (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (+ 1 (exp (/ -1 x)))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (/ (+ (exp (/ 1 (- x))) 1) 1)) in x
* [misc]taylor:  Taking taylor expansion of (/ (+ (exp (/ 1 (- x))) 1) 1) in x
* [misc]taylor:  Taking taylor expansion of (+ (exp (/ 1 (- x))) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp (/ 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]backup-simplify:  Simplify (exp (/ 1 (- x))) into (exp (/ -1 x))
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (exp (/ -1 x)) 1) into (+ 1 (exp (/ -1 x)))
* [misc]backup-simplify:  Simplify (/ (+ 1 (exp (/ -1 x))) 1) into (+ 1 (exp (/ -1 x)))
* [misc]backup-simplify:  Simplify (sqrt (+ 1 (exp (/ -1 x)))) into (sqrt (+ 1 (exp (/ -1 x))))
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (+ 1 (exp (/ -1 x))) (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (+ 1 (exp (/ -1 x)))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (+ 1 (exp (/ -1 x)))) into (sqrt (+ 1 (exp (/ -1 x))))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (+ 1 (exp (/ -1 x))) (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (+ 1 (exp (/ -1 x)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (+ 1 (exp (/ -1 x))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (+ 1 (exp (/ -1 x)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (+ 1 (exp (/ -1 x))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (+ 1 (exp (/ -1 x)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (+ 1 (exp (/ -1 x))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (+ 1 (exp (/ -1 x)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* (+ 1 (exp (/ -1 x))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (+ 1 (exp (/ -1 x)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (+ 1 (exp (/ -1 (/ 1 (- x)))))) into (sqrt (+ 1 (exp x)))
* * * * [misc]progress:  [ 2 / 2 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (+ (exp x) 1) in (x) around 0
* [misc]taylor:  Taking taylor expansion of (+ (exp x) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp 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 (exp 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (exp x) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp 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 (exp 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 1 1) into 2
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow 1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2
* [misc]backup-simplify:  Simplify (+ 1/2 0) into 1/2
* [misc]backup-simplify:  Simplify 1/2 into 1/2
* [misc]backup-simplify:  Simplify (+ (* 1/2 (pow x 2)) (+ (* 1 x) 2)) into (+ (* 1/2 (pow x 2)) (+ 2 x))
* [misc]approximate:  Taking taylor expansion of (+ (exp (/ 1 x)) 1) in (x) around 0
* [misc]taylor:  Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp (/ 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]backup-simplify:  Simplify (exp (/ 1 x)) into (exp (/ 1 x))
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (exp (/ 1 x)) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp (/ 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]backup-simplify:  Simplify (exp (/ 1 x)) into (exp (/ 1 x))
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (exp (/ 1 x)) 1) into (+ 1 (exp (/ 1 x)))
* [misc]backup-simplify:  Simplify (+ 1 (exp (/ 1 x))) into (+ 1 (exp (/ 1 x)))
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 1 (exp (/ 1 (/ 1 x)))) into (+ 1 (exp x))
* [misc]approximate:  Taking taylor expansion of (+ (exp (/ 1 (- x))) 1) in (x) around 0
* [misc]taylor:  Taking taylor expansion of (+ (exp (/ 1 (- x))) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp (/ 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]backup-simplify:  Simplify (exp (/ 1 (- x))) into (exp (/ -1 x))
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (exp (/ 1 (- x))) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp (/ 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]backup-simplify:  Simplify (exp (/ 1 (- x))) into (exp (/ -1 x))
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (exp (/ -1 x)) 1) into (+ 1 (exp (/ -1 x)))
* [misc]backup-simplify:  Simplify (+ 1 (exp (/ -1 x))) into (+ 1 (exp (/ -1 x)))
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 1 (exp (/ -1 (/ 1 (- x))))) into (+ 1 (exp x))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 37 ] simplifiying candidate #<alt-delta (λ (x) (log1p (expm1 (sqrt (/ (+ (exp x) 1) 1)))))>
* [enter]simplify:  Simplifying (expm1 (sqrt (/ (+ (exp x) 1) 1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (expm1 (sqrt (/ (+ (exp x) 1) 1)))
* [exit]simplify:  Simplified to (expm1 (sqrt (/ (+ (exp x) 1) 1)))
* * * * [misc]progress:  [ 2 / 37 ] simplifiying candidate #<alt-delta (λ (x) (expm1 (log1p (sqrt (/ (+ (exp x) 1) 1)))))>
* [enter]simplify:  Simplifying (log1p (sqrt (/ (+ (exp x) 1) 1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (log1p (sqrt (/ (+ (exp x) 1) 1)))
* [exit]simplify:  Simplified to (log1p (sqrt (/ (+ (exp x) 1) 1)))
* * * * [misc]progress:  [ 3 / 37 ] simplifiying candidate #<alt-delta (λ (x) (pow (/ (+ (exp x) 1) 1) 1/2))>
* * * * [misc]progress:  [ 4 / 37 ] simplifiying candidate #<alt-delta (λ (x) (pow (sqrt (/ (+ (exp x) 1) 1)) 1))>
* * * * [misc]progress:  [ 5 / 37 ] simplifiying candidate #<alt-delta (λ (x) (exp (log (sqrt (/ (+ (exp x) 1) 1)))))>
* [enter]simplify:  Simplifying (log (sqrt (/ (+ (exp x) 1) 1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (log (sqrt (/ (+ (exp x) 1) 1)))
* [exit]simplify:  Simplified to (log (sqrt (/ (+ (exp x) 1) 1)))
* * * * [misc]progress:  [ 6 / 37 ] simplifiying candidate #<alt-delta (λ (x) (log (exp (sqrt (/ (+ (exp x) 1) 1)))))>
* [enter]simplify:  Simplifying (exp (sqrt (/ (+ (exp x) 1) 1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (exp (sqrt (/ (+ (exp x) 1) 1)))
* [exit]simplify:  Simplified to (exp (sqrt (/ (+ (exp x) 1) 1)))
* * * * [misc]progress:  [ 7 / 37 ] simplifiying candidate #<alt-delta (λ (x) (* (* (cbrt (sqrt (/ (+ (exp x) 1) 1))) (cbrt (sqrt (/ (+ (exp x) 1) 1)))) (cbrt (sqrt (/ (+ (exp x) 1) 1)))))>
* [enter]simplify:  Simplifying (* (cbrt (sqrt (/ (+ (exp x) 1) 1))) (cbrt (sqrt (/ (+ (exp x) 1) 1))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* [exit]simplify:  Simplified to (* (cbrt (sqrt (/ (+ (exp x) 1) 1))) (cbrt (sqrt (/ (+ (exp x) 1) 1))))
* [exit]simplify:  Simplified to (* (cbrt (sqrt (/ (+ (exp x) 1) 1))) (cbrt (sqrt (/ (+ (exp x) 1) 1))))
* [enter]simplify:  Simplifying (cbrt (sqrt (/ (+ (exp x) 1) 1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (cbrt (sqrt (/ (+ (exp x) 1) 1)))
* [exit]simplify:  Simplified to (cbrt (sqrt (/ (+ (exp x) 1) 1)))
* * * * [misc]progress:  [ 8 / 37 ] simplifiying candidate #<alt-delta (λ (x) (cbrt (* (* (sqrt (/ (+ (exp x) 1) 1)) (sqrt (/ (+ (exp x) 1) 1))) (sqrt (/ (+ (exp x) 1) 1)))))>
* [enter]simplify:  Simplifying (* (* (sqrt (/ (+ (exp x) 1) 1)) (sqrt (/ (+ (exp x) 1) 1))) (sqrt (/ (+ (exp x) 1) 1)))
* * [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 (31 enodes)
* * [misc]simplify:  iters left: 2 (37 enodes)
* * [misc]simplify:  iters left: 1 (77 enodes)
* [exit]simplify:  Simplified to (* (+ (exp x) 1) (sqrt (/ (+ (exp x) 1) 1)))
* [exit]simplify:  Simplified to (* (+ (exp x) 1) (sqrt (/ (+ (exp x) 1) 1)))
* * * * [misc]progress:  [ 9 / 37 ] simplifiying candidate #<alt-delta (λ (x) (* (sqrt (* (cbrt (/ (+ (exp x) 1) 1)) (cbrt (/ (+ (exp x) 1) 1)))) (sqrt (cbrt (/ (+ (exp x) 1) 1)))))>
* [enter]simplify:  Simplifying (sqrt (* (cbrt (/ (+ (exp x) 1) 1)) (cbrt (/ (+ (exp x) 1) 1))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* [exit]simplify:  Simplified to (fabs (cbrt (/ (+ (exp x) 1) 1)))
* [exit]simplify:  Simplified to (fabs (cbrt (/ (+ (exp x) 1) 1)))
* [enter]simplify:  Simplifying (sqrt (cbrt (/ (+ (exp x) 1) 1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (sqrt (cbrt (/ (+ (exp x) 1) 1)))
* [exit]simplify:  Simplified to (sqrt (cbrt (/ (+ (exp x) 1) 1)))
* * * * [misc]progress:  [ 10 / 37 ] simplifiying candidate #<alt-delta (λ (x) (* (sqrt (sqrt (/ (+ (exp x) 1) 1))) (sqrt (sqrt (/ (+ (exp x) 1) 1)))))>
* [enter]simplify:  Simplifying (sqrt (sqrt (/ (+ (exp x) 1) 1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (sqrt (sqrt (/ (+ (exp x) 1) 1)))
* [exit]simplify:  Simplified to (sqrt (sqrt (/ (+ (exp x) 1) 1)))
* [enter]simplify:  Simplifying (sqrt (sqrt (/ (+ (exp x) 1) 1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (sqrt (sqrt (/ (+ (exp x) 1) 1)))
* [exit]simplify:  Simplified to (sqrt (sqrt (/ (+ (exp x) 1) 1)))
* * * * [misc]progress:  [ 11 / 37 ] simplifiying candidate #<alt-delta (λ (x) (* (sqrt 1) (sqrt (/ (+ (exp x) 1) 1))))>
* [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 (/ (+ (exp x) 1) 1))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (+ (exp x) 1) 1))
* [exit]simplify:  Simplified to (sqrt (/ (+ (exp x) 1) 1))
* * * * [misc]progress:  [ 12 / 37 ] simplifiying candidate #<alt-delta (λ (x) (* (sqrt (+ (exp x) 1)) (sqrt (/ 1 1))))>
* [enter]simplify:  Simplifying (sqrt (+ (exp x) 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (exp x) 1))
* [exit]simplify:  Simplified to (sqrt (+ (exp x) 1))
* [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)
* * * * [misc]progress:  [ 13 / 37 ] simplifiying candidate #<alt-delta (λ (x) (/ (sqrt (+ (exp x) 1)) (sqrt 1)))>
* [enter]simplify:  Simplifying (sqrt (+ (exp x) 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (exp x) 1))
* [exit]simplify:  Simplified to (sqrt (+ (exp x) 1))
* [enter]simplify:  Simplifying (sqrt 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqrt 1)
* [exit]simplify:  Simplified to (sqrt 1)
* * * * [misc]progress:  [ 14 / 37 ] simplifiying candidate #<alt-delta (λ (x) (* (sqrt (sqrt (/ (+ (exp x) 1) 1))) (sqrt (sqrt (/ (+ (exp x) 1) 1)))))>
* [enter]simplify:  Simplifying (sqrt (sqrt (/ (+ (exp x) 1) 1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (sqrt (sqrt (/ (+ (exp x) 1) 1)))
* [exit]simplify:  Simplified to (sqrt (sqrt (/ (+ (exp x) 1) 1)))
* [enter]simplify:  Simplifying (sqrt (sqrt (/ (+ (exp x) 1) 1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (sqrt (sqrt (/ (+ (exp x) 1) 1)))
* [exit]simplify:  Simplified to (sqrt (sqrt (/ (+ (exp x) 1) 1)))
* * * * [misc]progress:  [ 15 / 37 ] simplifiying candidate #<alt-delta (λ (x) (fabs (sqrt (/ (+ (exp x) 1) 1))))>
* * * * [misc]progress:  [ 16 / 37 ] simplifiying candidate #<alt-delta (λ (x) (* 1 (sqrt (/ (+ (exp x) 1) 1))))>
* * * * [misc]progress:  [ 17 / 37 ] simplifiying candidate #<alt-delta (λ (x) (sqrt (/ (log1p (expm1 (+ (exp x) 1))) 1)))>
* [enter]simplify:  Simplifying (expm1 (+ (exp x) 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (expm1 (+ (exp x) 1))
* [exit]simplify:  Simplified to (expm1 (+ (exp x) 1))
* * * * [misc]progress:  [ 18 / 37 ] simplifiying candidate #<alt-delta (λ (x) (sqrt (/ (expm1 (log1p (+ (exp x) 1))) 1)))>
* [enter]simplify:  Simplifying (log1p (+ (exp x) 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (log1p (+ (exp x) 1))
* [exit]simplify:  Simplified to (log1p (+ (exp x) 1))
* * * * [misc]progress:  [ 19 / 37 ] simplifiying candidate #<alt-delta (λ (x) (sqrt (/ (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) 1) 1)))>
* * * * [misc]progress:  [ 20 / 37 ] simplifiying candidate #<alt-delta (λ (x) (sqrt (/ (fma (sqrt (exp x)) (sqrt (exp x)) 1) 1)))>
* * * * [misc]progress:  [ 21 / 37 ] simplifiying candidate #<alt-delta (λ (x) (sqrt (/ (fma 1 (exp x) 1) 1)))>
* * * * [misc]progress:  [ 22 / 37 ] simplifiying candidate #<alt-delta (λ (x) (sqrt (/ (pow (+ (exp x) 1) 1) 1)))>
* * * * [misc]progress:  [ 23 / 37 ] simplifiying candidate #<alt-delta (λ (x) (sqrt (/ (exp (log (+ (exp x) 1))) 1)))>
* [enter]simplify:  Simplifying (log (+ (exp x) 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* [exit]simplify:  Simplified to (log1p (exp x))
* [exit]simplify:  Simplified to (log1p (exp x))
* * * * [misc]progress:  [ 24 / 37 ] simplifiying candidate #<alt-delta (λ (x) (sqrt (/ (log (exp (+ (exp x) 1))) 1)))>
* [enter]simplify:  Simplifying (exp (+ (exp x) 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* [exit]simplify:  Simplified to (exp (+ (exp x) 1))
* [exit]simplify:  Simplified to (exp (+ (exp x) 1))
* * * * [misc]progress:  [ 25 / 37 ] simplifiying candidate #<alt-delta (λ (x) (sqrt (/ (* (* (cbrt (+ (exp x) 1)) (cbrt (+ (exp x) 1))) (cbrt (+ (exp x) 1))) 1)))>
* [enter]simplify:  Simplifying (* (cbrt (+ (exp x) 1)) (cbrt (+ (exp x) 1)))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* [exit]simplify:  Simplified to (* (cbrt (+ (exp x) 1)) (cbrt (+ (exp x) 1)))
* [exit]simplify:  Simplified to (* (cbrt (+ (exp x) 1)) (cbrt (+ (exp x) 1)))
* [enter]simplify:  Simplifying (cbrt (+ (exp x) 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (cbrt (+ (exp x) 1))
* [exit]simplify:  Simplified to (cbrt (+ (exp x) 1))
* * * * [misc]progress:  [ 26 / 37 ] simplifiying candidate #<alt-delta (λ (x) (sqrt (/ (cbrt (* (* (+ (exp x) 1) (+ (exp x) 1)) (+ (exp x) 1))) 1)))>
* [enter]simplify:  Simplifying (* (* (+ (exp x) 1) (+ (exp x) 1)) (+ (exp x) 1))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (51 enodes)
* * [misc]simplify:  iters left: 3 (186 enodes)
* [exit]simplify:  Simplified to (pow (+ (exp x) 1) 3)
* [exit]simplify:  Simplified to (pow (+ (exp x) 1) 3)
* * * * [misc]progress:  [ 27 / 37 ] simplifiying candidate #<alt-delta (λ (x) (sqrt (/ (* (sqrt (+ (exp x) 1)) (sqrt (+ (exp x) 1))) 1)))>
* [enter]simplify:  Simplifying (sqrt (+ (exp x) 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (exp x) 1))
* [exit]simplify:  Simplified to (sqrt (+ (exp x) 1))
* [enter]simplify:  Simplifying (sqrt (+ (exp x) 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (exp x) 1))
* [exit]simplify:  Simplified to (sqrt (+ (exp x) 1))
* * * * [misc]progress:  [ 28 / 37 ] simplifiying candidate #<alt-delta (λ (x) (sqrt (/ (/ (+ (pow (exp x) 3) (pow 1 3)) (+ (* (exp x) (exp x)) (- (* 1 1) (* (exp x) 1)))) 1)))>
* [enter]simplify:  Simplifying (+ (pow (exp x) 3) (pow 1 3))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* * [misc]simplify:  iters left: 1 (23 enodes)
* [exit]simplify:  Simplified to (fma (exp (+ x x)) (exp x) 1)
* [exit]simplify:  Simplified to (fma (exp (+ x x)) (exp x) 1)
* [enter]simplify:  Simplifying (+ (* (exp x) (exp x)) (- (* 1 1) (* (exp x) 1)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (54 enodes)
* * [misc]simplify:  iters left: 2 (93 enodes)
* * [misc]simplify:  iters left: 1 (135 enodes)
* [exit]simplify:  Simplified to (fma (expm1 x) (exp x) 1)
* [exit]simplify:  Simplified to (fma (expm1 x) (exp x) 1)
* * * * [misc]progress:  [ 29 / 37 ] simplifiying candidate #<alt-delta (λ (x) (sqrt (/ (* 1 (+ (exp x) 1)) 1)))>
* * * * [misc]progress:  [ 30 / 37 ] simplifiying candidate #<alt-delta (λ (x) (sqrt (/ (/ (- (* (exp x) (exp x)) (* 1 1)) (- (exp x) 1)) 1)))>
* [enter]simplify:  Simplifying (- (* (exp x) (exp x)) (* 1 1))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* * [misc]simplify:  iters left: 2 (29 enodes)
* * [misc]simplify:  iters left: 1 (47 enodes)
* [exit]simplify:  Simplified to (expm1 (+ x x))
* [exit]simplify:  Simplified to (expm1 (+ x x))
* [enter]simplify:  Simplifying (- (exp x) 1)
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* * [misc]simplify:  iters left: 1 (10 enodes)
* [exit]simplify:  Simplified to (expm1 x)
* [exit]simplify:  Simplified to (expm1 x)
* * * * [misc]progress:  [ 31 / 37 ] simplifiying candidate #<alt-delta (λ (x) (sqrt (/ (+ 1 (exp x)) 1)))>
* * * * [misc]progress:  [ 32 / 37 ] simplifiying candidate #<alt-event (λ (x) (- (+ (* 1/2 (/ x (sqrt 2))) (+ (sqrt 2) (* 1/4 (/ (pow x 2) (sqrt 2))))) (* 1/8 (/ (pow x 2) (pow (sqrt 2) 3)))))>
* [enter]simplify:  Simplifying (- (+ (* 1/2 (/ x (sqrt 2))) (+ (sqrt 2) (* 1/4 (/ (pow x 2) (sqrt 2))))) (* 1/8 (/ (pow x 2) (pow (sqrt 2) 3))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (113 enodes)
* * [misc]simplify:  iters left: 3 (298 enodes)
* [exit]simplify:  Simplified to (+ (fma (/ x (sqrt 2)) 1/2 (sqrt 2)) (* (- 1/4 (/ 1/8 2)) (/ (* x x) (sqrt 2))))
* * * * [misc]progress:  [ 33 / 37 ] simplifiying candidate #<alt-event (λ (x) (sqrt (+ 1 (exp x))))>
* [enter]simplify:  Simplifying (sqrt (+ 1 (exp x)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (sqrt (+ 1 (exp x)))
* * * * [misc]progress:  [ 34 / 37 ] simplifiying candidate #<alt-event (λ (x) (sqrt (+ 1 (exp x))))>
* [enter]simplify:  Simplifying (sqrt (+ 1 (exp x)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (sqrt (+ 1 (exp x)))
* * * * [misc]progress:  [ 35 / 37 ] simplifiying candidate #<alt-event (λ (x) (sqrt (/ (+ (* 1/2 (pow x 2)) (+ 2 x)) 1)))>
* [enter]simplify:  Simplifying (sqrt (/ (+ (* 1/2 (pow x 2)) (+ 2 x)) 1))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (32 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (47 enodes)
* * [misc]simplify:  iters left: 1 (53 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (fma (* x x) 1/2 (+ x 2)) 1))
* * * * [misc]progress:  [ 36 / 37 ] simplifiying candidate #<alt-event (λ (x) (sqrt (/ (+ 1 (exp x)) 1)))>
* [enter]simplify:  Simplifying (sqrt (/ (+ 1 (exp x)) 1))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (+ 1 (exp x)) 1))
* * * * [misc]progress:  [ 37 / 37 ] simplifiying candidate #<alt-event (λ (x) (sqrt (/ (+ 1 (exp x)) 1)))>
* [enter]simplify:  Simplifying (sqrt (/ (+ 1 (exp x)) 1))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (+ 1 (exp x)) 1))
* * * [misc]progress:  adding candidates to table
* [misc]progress:  [Phase 3 of 3] Extracting.
* [enter]simplify:  Simplifying (/ (+ (exp x) 1) 1)
* * [misc]simplify:  iters left: 5 (5 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* [exit]simplify:  Simplified to (/ (+ (exp x) 1) 1)
* [exit]simplify:  Simplified to (/ (+ (exp x) 1) 1)