* [misc]progress:  [Phase 1 of 3] Setting up.
* * * [misc]progress:  [1/2] Preparing points
* * * [misc]progress:  [2/2] Setting up program.
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan a)) b) (* c a))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* a c))
* [misc]progress:  [Phase 2 of 3] Improving.
* * [misc]progress:  iteration 1 / 2
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-event (λ (a b c d) (- (hypot (sqrt (atan a)) b) (* c a)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 2 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (sqrt (atan a)) in (a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan a)) in a
* [misc]taylor:  Taking taylor expansion of (atan a) in a
* [misc]backup-simplify:  Simplify (atan a) into (atan a)
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan a)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan a)) in a
* [misc]taylor:  Taking taylor expansion of (atan a) in a
* [misc]backup-simplify:  Simplify (atan a) into (atan a)
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]approximate:  Taking taylor expansion of (sqrt (atan (/ 1 a))) in (a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 a)) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 a)) into (atan (/ 1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 a)) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 a)) into (atan (/ 1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]approximate:  Taking taylor expansion of (sqrt (atan (/ 1 (- a)))) in (a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 (- a)))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 (- a))) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 (- a))) into (atan (/ -1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 (- a)))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 (- a))) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 (- a))) into (atan (/ -1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* * * * [misc]progress:  [ 2 / 2 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]approximate:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]approximate:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 2 ] rewriting at (2 1 1)
* * * * [misc]progress:  [ 2 / 2 ] rewriting at (2 1)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 23 ] simplifiying candidate #<alt-event (λ (a b c d) (- (hypot (sqrt (atan a)) b) (* c a)))>
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan a)) b) (* c a))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* a c))
* * * * [misc]progress:  [ 2 / 23 ] simplifiying candidate #<alt-event (λ (a b c d) (- (hypot (sqrt (atan (/ 1 a))) b) (* c a)))>
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan (/ 1 a))) b) (* c a))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ 1 a))) b) (* a c))
* * * * [misc]progress:  [ 3 / 23 ] simplifiying candidate #<alt-event (λ (a b c d) (- (hypot (sqrt (atan (/ -1 a))) b) (* c a)))>
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan (/ -1 a))) b) (* c a))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ -1 a))) b) (* a c))
* * * * [misc]progress:  [ 4 / 23 ] simplifiying candidate #<alt-event (λ (a b c d) (- (hypot (sqrt (atan a)) b) (* c a)))>
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan a)) b) (* c a))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* a c))
* * * * [misc]progress:  [ 5 / 23 ] simplifiying candidate #<alt-event (λ (a b c d) (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a)))>
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a))
* * * * [misc]progress:  [ 6 / 23 ] simplifiying candidate #<alt-event (λ (a b c d) (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a)))>
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a))
* * * * [misc]progress:  [ 7 / 23 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (hypot (pow (atan a) 1/2) b) (* c a)))>
* * * * [misc]progress:  [ 8 / 23 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (hypot (pow (sqrt (atan a)) 1) b) (* c a)))>
* * * * [misc]progress:  [ 9 / 23 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (hypot (exp (log (sqrt (atan a)))) b) (* c a)))>
* [enter]simplify:  Simplifying (log (sqrt (atan a)))
* * [misc]simplify:  iters left: 3 (4 enodes)
* [exit]simplify:  Simplified to (log (sqrt (atan a)))
* [exit]simplify:  Simplified to (log (sqrt (atan a)))
* * * * [misc]progress:  [ 10 / 23 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (hypot (log (exp (sqrt (atan a)))) b) (* c a)))>
* [enter]simplify:  Simplifying (exp (sqrt (atan a)))
* * [misc]simplify:  iters left: 3 (4 enodes)
* [exit]simplify:  Simplified to (exp (sqrt (atan a)))
* [exit]simplify:  Simplified to (exp (sqrt (atan a)))
* * * * [misc]progress:  [ 11 / 23 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (hypot (cube (cbrt (sqrt (atan a)))) b) (* c a)))>
* [enter]simplify:  Simplifying (cbrt (sqrt (atan a)))
* * [misc]simplify:  iters left: 3 (4 enodes)
* [exit]simplify:  Simplified to (cbrt (sqrt (atan a)))
* [exit]simplify:  Simplified to (cbrt (sqrt (atan a)))
* * * * [misc]progress:  [ 12 / 23 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (hypot (cbrt (cube (sqrt (atan a)))) b) (* c a)))>
* [enter]simplify:  Simplifying (cube (sqrt (atan a)))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (6 enodes)
* * [misc]simplify:  iters left: 1 (8 enodes)
* [exit]simplify:  Simplified to (* (atan a) (sqrt (atan a)))
* [exit]simplify:  Simplified to (* (atan a) (sqrt (atan a)))
* * * * [misc]progress:  [ 13 / 23 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (hypot (* (sqrt 1) (sqrt (atan a))) b) (* c a)))>
* [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 (atan a))
* * [misc]simplify:  iters left: 2 (3 enodes)
* [exit]simplify:  Simplified to (sqrt (atan a))
* [exit]simplify:  Simplified to (sqrt (atan a))
* * * * [misc]progress:  [ 14 / 23 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (hypot (sqr (sqrt (sqrt (atan a)))) b) (* c a)))>
* [enter]simplify:  Simplifying (sqrt (sqrt (atan a)))
* * [misc]simplify:  iters left: 3 (4 enodes)
* [exit]simplify:  Simplified to (sqrt (sqrt (atan a)))
* [exit]simplify:  Simplified to (sqrt (sqrt (atan a)))
* * * * [misc]progress:  [ 15 / 23 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (hypot (fabs (sqrt (atan a))) b) (* c a)))>
* * * * [misc]progress:  [ 16 / 23 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (hypot (* 1 (sqrt (atan a))) b) (* c a)))>
* * * * [misc]progress:  [ 17 / 23 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (pow (hypot (sqrt (atan a)) b) 1) (* c a)))>
* * * * [misc]progress:  [ 18 / 23 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (exp (log (hypot (sqrt (atan a)) b))) (* c a)))>
* [enter]simplify:  Simplifying (log (hypot (sqrt (atan a)) b))
* * [misc]simplify:  iters left: 4 (6 enodes)
* [exit]simplify:  Simplified to (log (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (log (hypot (sqrt (atan a)) b))
* * * * [misc]progress:  [ 19 / 23 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (log (exp (hypot (sqrt (atan a)) b))) (* c a)))>
* [enter]simplify:  Simplifying (exp (hypot (sqrt (atan a)) b))
* * [misc]simplify:  iters left: 4 (6 enodes)
* [exit]simplify:  Simplified to (exp (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (exp (hypot (sqrt (atan a)) b))
* * * * [misc]progress:  [ 20 / 23 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (cube (cbrt (hypot (sqrt (atan a)) b))) (* c a)))>
* [enter]simplify:  Simplifying (cbrt (hypot (sqrt (atan a)) b))
* * [misc]simplify:  iters left: 4 (6 enodes)
* [exit]simplify:  Simplified to (cbrt (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (cbrt (hypot (sqrt (atan a)) b))
* * * * [misc]progress:  [ 21 / 23 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (cbrt (cube (hypot (sqrt (atan a)) b))) (* c a)))>
* [enter]simplify:  Simplifying (cube (hypot (sqrt (atan a)) b))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* [exit]simplify:  Simplified to (cube (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (cube (hypot (sqrt (atan a)) b))
* * * * [misc]progress:  [ 22 / 23 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (hypot (sqrt (atan a)) b))) (* c a)))>
* [enter]simplify:  Simplifying (sqrt (hypot (sqrt (atan a)) b))
* * [misc]simplify:  iters left: 4 (6 enodes)
* [exit]simplify:  Simplified to (sqrt (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (sqrt (hypot (sqrt (atan a)) b))
* * * * [misc]progress:  [ 23 / 23 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (* 1 (hypot (sqrt (atan a)) b)) (* c a)))>
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 2 / 2
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (a b c d) (- (sqr (sqrt (hypot (sqrt (atan a)) b))) (* c a)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 4 ] generating series at (2 1 1 1 1)
* [misc]approximate:  Taking taylor expansion of (sqrt (atan a)) in (a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan a)) in a
* [misc]taylor:  Taking taylor expansion of (atan a) in a
* [misc]backup-simplify:  Simplify (atan a) into (atan a)
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan a)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan a)) in a
* [misc]taylor:  Taking taylor expansion of (atan a) in a
* [misc]backup-simplify:  Simplify (atan a) into (atan a)
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]approximate:  Taking taylor expansion of (sqrt (atan (/ 1 a))) in (a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 a)) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 a)) into (atan (/ 1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 a)) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 a)) into (atan (/ 1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]approximate:  Taking taylor expansion of (sqrt (atan (/ 1 (- a)))) in (a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 (- a)))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 (- a))) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 (- a))) into (atan (/ -1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 (- a)))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 (- a))) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 (- a))) into (atan (/ -1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* * * * [misc]progress:  [ 2 / 4 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan a)) b))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan a)) b))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan a)) b)) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan a)) b))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan a)) b)) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan a)) b))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan a)) b)) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]backup-simplify:  Simplify (* (sqrt (hypot (sqrt (atan a)) b)) (sqrt (hypot (sqrt (atan a)) b))) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan a)) b)) 0) (* 0 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan a)) b)) 0) (+ (* 0 0) (* 0 (sqrt (hypot (sqrt (atan a)) b))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* 2 (* 0 0)))) (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan a)) b)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (hypot (sqrt (atan a)) b)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]backup-simplify:  Simplify (* (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) 0) (* 0 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) 0) (+ (* 0 0) (* 0 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* 2 (* 0 0)))) (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]backup-simplify:  Simplify (* (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) 0) (* 0 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) 0) (+ (* 0 0) (* 0 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* 2 (* 0 0)))) (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* * * * [misc]progress:  [ 3 / 4 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (sqrt (hypot (sqrt (atan a)) b)) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan a)) b)) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan a)) b)) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan a)) b)) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan a)) b)) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]approximate:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]approximate:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* * * * [misc]progress:  [ 4 / 4 ] generating series at (2 1 1 1)
* [misc]approximate:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]approximate:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]approximate:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 4 ] rewriting at (2 1 1 1 1)
* * * * [misc]progress:  [ 2 / 4 ] rewriting at (2 1)
* * * * [misc]progress:  [ 3 / 4 ] rewriting at (2 1 1)
* * * * [misc]progress:  [ 4 / 4 ] rewriting at (2 1 1 1)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 50 ] simplifiying candidate #<alt-event (λ (a b c d) (- (sqr (sqrt (hypot (sqrt (atan a)) b))) (* c a)))>
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan a)) b))) (* c a))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* c a))
* * * * [misc]progress:  [ 2 / 50 ] simplifiying candidate #<alt-event (λ (a b c d) (- (sqr (sqrt (hypot (sqrt (atan (/ 1 a))) b))) (* c a)))>
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan (/ 1 a))) b))) (* c a))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (17 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ 1 a))) b) (* a c))
* * * * [misc]progress:  [ 3 / 50 ] simplifiying candidate #<alt-event (λ (a b c d) (- (sqr (sqrt (hypot (sqrt (atan (/ -1 a))) b))) (* c a)))>
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan (/ -1 a))) b))) (* c a))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ -1 a))) b) (* a c))
* * * * [misc]progress:  [ 4 / 50 ] simplifiying candidate #<alt-event (λ (a b c d) (- (hypot (sqrt (atan a)) b) (* c a)))>
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan a)) b) (* c a))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* a c))
* * * * [misc]progress:  [ 5 / 50 ] simplifiying candidate #<alt-event (λ (a b c d) (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a)))>
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a))
* * * * [misc]progress:  [ 6 / 50 ] simplifiying candidate #<alt-event (λ (a b c d) (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a)))>
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a))
* * * * [misc]progress:  [ 7 / 50 ] simplifiying candidate #<alt-event (λ (a b c d) (- (sqr (sqrt (hypot (sqrt (atan a)) b))) (* c a)))>
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan a)) b))) (* c a))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* c a))
* * * * [misc]progress:  [ 8 / 50 ] simplifiying candidate #<alt-event (λ (a b c d) (- (sqr (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) (* c a)))>
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) (* c a))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a))
* * * * [misc]progress:  [ 9 / 50 ] simplifiying candidate #<alt-event (λ (a b c d) (- (sqr (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))) (* c a)))>
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))) (* c a))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a))
* * * * [misc]progress:  [ 10 / 50 ] simplifiying candidate #<alt-event (λ (a b c d) (- (sqr (sqrt (hypot (sqrt (atan a)) b))) (* c a)))>
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan a)) b))) (* c a))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* c a))
* * * * [misc]progress:  [ 11 / 50 ] simplifiying candidate #<alt-event (λ (a b c d) (- (sqr (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) (* c a)))>
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) (* c a))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a))
* * * * [misc]progress:  [ 12 / 50 ] simplifiying candidate #<alt-event (λ (a b c d) (- (sqr (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))) (* c a)))>
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))) (* c a))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a))
* * * * [misc]progress:  [ 13 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (hypot (pow (atan a) 1/2) b))) (* c a)))>
* * * * [misc]progress:  [ 14 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (hypot (pow (sqrt (atan a)) 1) b))) (* c a)))>
* * * * [misc]progress:  [ 15 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (hypot (exp (log (sqrt (atan a)))) b))) (* c a)))>
* [enter]simplify:  Simplifying (log (sqrt (atan a)))
* * [misc]simplify:  iters left: 3 (4 enodes)
* [exit]simplify:  Simplified to (log (sqrt (atan a)))
* [exit]simplify:  Simplified to (log (sqrt (atan a)))
* * * * [misc]progress:  [ 16 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (hypot (log (exp (sqrt (atan a)))) b))) (* c a)))>
* [enter]simplify:  Simplifying (exp (sqrt (atan a)))
* * [misc]simplify:  iters left: 3 (4 enodes)
* [exit]simplify:  Simplified to (exp (sqrt (atan a)))
* [exit]simplify:  Simplified to (exp (sqrt (atan a)))
* * * * [misc]progress:  [ 17 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (hypot (cube (cbrt (sqrt (atan a)))) b))) (* c a)))>
* [enter]simplify:  Simplifying (cbrt (sqrt (atan a)))
* * [misc]simplify:  iters left: 3 (4 enodes)
* [exit]simplify:  Simplified to (cbrt (sqrt (atan a)))
* [exit]simplify:  Simplified to (cbrt (sqrt (atan a)))
* * * * [misc]progress:  [ 18 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (hypot (cbrt (cube (sqrt (atan a)))) b))) (* c a)))>
* [enter]simplify:  Simplifying (cube (sqrt (atan a)))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (6 enodes)
* * [misc]simplify:  iters left: 1 (8 enodes)
* [exit]simplify:  Simplified to (* (atan a) (sqrt (atan a)))
* [exit]simplify:  Simplified to (* (atan a) (sqrt (atan a)))
* * * * [misc]progress:  [ 19 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (hypot (* (sqrt 1) (sqrt (atan a))) b))) (* c a)))>
* [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 (atan a))
* * [misc]simplify:  iters left: 2 (3 enodes)
* [exit]simplify:  Simplified to (sqrt (atan a))
* [exit]simplify:  Simplified to (sqrt (atan a))
* * * * [misc]progress:  [ 20 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (hypot (sqr (sqrt (sqrt (atan a)))) b))) (* c a)))>
* [enter]simplify:  Simplifying (sqrt (sqrt (atan a)))
* * [misc]simplify:  iters left: 3 (4 enodes)
* [exit]simplify:  Simplified to (sqrt (sqrt (atan a)))
* [exit]simplify:  Simplified to (sqrt (sqrt (atan a)))
* * * * [misc]progress:  [ 21 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (hypot (fabs (sqrt (atan a))) b))) (* c a)))>
* * * * [misc]progress:  [ 22 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (hypot (* 1 (sqrt (atan a))) b))) (* c a)))>
* * * * [misc]progress:  [ 23 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (pow (sqrt (hypot (sqrt (atan a)) b)) 2) (* c a)))>
* * * * [misc]progress:  [ 24 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (pow (sqr (sqrt (hypot (sqrt (atan a)) b))) 1) (* c a)))>
* * * * [misc]progress:  [ 25 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (exp (log (sqr (sqrt (hypot (sqrt (atan a)) b))))) (* c a)))>
* [enter]simplify:  Simplifying (log (sqr (sqrt (hypot (sqrt (atan a)) b))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (log (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (log (hypot (sqrt (atan a)) b))
* * * * [misc]progress:  [ 26 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (log (exp (sqr (sqrt (hypot (sqrt (atan a)) b))))) (* c a)))>
* [enter]simplify:  Simplifying (exp (sqr (sqrt (hypot (sqrt (atan a)) b))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (exp (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (exp (hypot (sqrt (atan a)) b))
* * * * [misc]progress:  [ 27 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (cube (cbrt (sqr (sqrt (hypot (sqrt (atan a)) b))))) (* c a)))>
* [enter]simplify:  Simplifying (cbrt (sqr (sqrt (hypot (sqrt (atan a)) b))))
* * [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 (cbrt (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (cbrt (hypot (sqrt (atan a)) b))
* * * * [misc]progress:  [ 28 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (cbrt (cube (sqr (sqrt (hypot (sqrt (atan a)) b))))) (* c a)))>
* [enter]simplify:  Simplifying (cube (sqr (sqrt (hypot (sqrt (atan a)) b))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* * [misc]simplify:  iters left: 3 (27 enodes)
* * [misc]simplify:  iters left: 2 (29 enodes)
* [exit]simplify:  Simplified to (cube (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (cube (hypot (sqrt (atan a)) b))
* * * * [misc]progress:  [ 29 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (sqr (sqrt (hypot (sqrt (atan a)) b))))) (* c a)))>
* [enter]simplify:  Simplifying (sqrt (sqr (sqrt (hypot (sqrt (atan a)) b))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* [exit]simplify:  Simplified to (sqrt (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (sqrt (hypot (sqrt (atan a)) b))
* * * * [misc]progress:  [ 30 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (* (sqr (sqrt 1)) (sqr (sqrt (hypot (sqrt (atan a)) b)))) (* c a)))>
* [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 (hypot (sqrt (atan a)) b)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* [exit]simplify:  Simplified to (hypot (sqrt (atan a)) b)
* [exit]simplify:  Simplified to (hypot (sqrt (atan a)) b)
* * * * [misc]progress:  [ 31 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (* (sqr 1) (sqr (sqrt (hypot (sqrt (atan a)) b)))) (* c a)))>
* [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 (hypot (sqrt (atan a)) b)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (8 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* [exit]simplify:  Simplified to (hypot (sqrt (atan a)) b)
* [exit]simplify:  Simplified to (hypot (sqrt (atan a)) b)
* * * * [misc]progress:  [ 32 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (* (sqrt (hypot (sqrt (atan a)) b)) (sqrt (hypot (sqrt (atan a)) b))) (* c a)))>
* * * * [misc]progress:  [ 33 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (* 1 (sqr (sqrt (hypot (sqrt (atan a)) b)))) (* c a)))>
* * * * [misc]progress:  [ 34 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (pow (hypot (sqrt (atan a)) b) 1/2)) (* c a)))>
* * * * [misc]progress:  [ 35 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (pow (sqrt (hypot (sqrt (atan a)) b)) 1)) (* c a)))>
* * * * [misc]progress:  [ 36 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (exp (log (sqrt (hypot (sqrt (atan a)) b))))) (* c a)))>
* [enter]simplify:  Simplifying (log (sqrt (hypot (sqrt (atan a)) b)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* [exit]simplify:  Simplified to (log (sqrt (hypot (sqrt (atan a)) b)))
* [exit]simplify:  Simplified to (log (sqrt (hypot (sqrt (atan a)) b)))
* * * * [misc]progress:  [ 37 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (log (exp (sqrt (hypot (sqrt (atan a)) b))))) (* c a)))>
* [enter]simplify:  Simplifying (exp (sqrt (hypot (sqrt (atan a)) b)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* [exit]simplify:  Simplified to (exp (sqrt (hypot (sqrt (atan a)) b)))
* [exit]simplify:  Simplified to (exp (sqrt (hypot (sqrt (atan a)) b)))
* * * * [misc]progress:  [ 38 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (cube (cbrt (sqrt (hypot (sqrt (atan a)) b))))) (* c a)))>
* [enter]simplify:  Simplifying (cbrt (sqrt (hypot (sqrt (atan a)) b)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* [exit]simplify:  Simplified to (cbrt (sqrt (hypot (sqrt (atan a)) b)))
* [exit]simplify:  Simplified to (cbrt (sqrt (hypot (sqrt (atan a)) b)))
* * * * [misc]progress:  [ 39 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (cbrt (cube (sqrt (hypot (sqrt (atan a)) b))))) (* c a)))>
* [enter]simplify:  Simplifying (cube (sqrt (hypot (sqrt (atan a)) b)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* [exit]simplify:  Simplified to (* (hypot (sqrt (atan a)) b) (sqrt (hypot (sqrt (atan a)) b)))
* [exit]simplify:  Simplified to (* (hypot (sqrt (atan a)) b) (sqrt (hypot (sqrt (atan a)) b)))
* * * * [misc]progress:  [ 40 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (* (sqrt 1) (sqrt (hypot (sqrt (atan a)) b)))) (* c a)))>
* [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 (hypot (sqrt (atan a)) b))
* * [misc]simplify:  iters left: 4 (6 enodes)
* [exit]simplify:  Simplified to (sqrt (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (sqrt (hypot (sqrt (atan a)) b))
* * * * [misc]progress:  [ 41 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqr (sqrt (sqrt (hypot (sqrt (atan a)) b))))) (* c a)))>
* [enter]simplify:  Simplifying (sqrt (sqrt (hypot (sqrt (atan a)) b)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* [exit]simplify:  Simplified to (sqrt (sqrt (hypot (sqrt (atan a)) b)))
* [exit]simplify:  Simplified to (sqrt (sqrt (hypot (sqrt (atan a)) b)))
* * * * [misc]progress:  [ 42 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (fabs (sqrt (hypot (sqrt (atan a)) b)))) (* c a)))>
* * * * [misc]progress:  [ 43 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (* 1 (sqrt (hypot (sqrt (atan a)) b)))) (* c a)))>
* * * * [misc]progress:  [ 44 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (pow (hypot (sqrt (atan a)) b) 1))) (* c a)))>
* * * * [misc]progress:  [ 45 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (exp (log (hypot (sqrt (atan a)) b))))) (* c a)))>
* [enter]simplify:  Simplifying (log (hypot (sqrt (atan a)) b))
* * [misc]simplify:  iters left: 4 (6 enodes)
* [exit]simplify:  Simplified to (log (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (log (hypot (sqrt (atan a)) b))
* * * * [misc]progress:  [ 46 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (log (exp (hypot (sqrt (atan a)) b))))) (* c a)))>
* [enter]simplify:  Simplifying (exp (hypot (sqrt (atan a)) b))
* * [misc]simplify:  iters left: 4 (6 enodes)
* [exit]simplify:  Simplified to (exp (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (exp (hypot (sqrt (atan a)) b))
* * * * [misc]progress:  [ 47 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (cube (cbrt (hypot (sqrt (atan a)) b))))) (* c a)))>
* [enter]simplify:  Simplifying (cbrt (hypot (sqrt (atan a)) b))
* * [misc]simplify:  iters left: 4 (6 enodes)
* [exit]simplify:  Simplified to (cbrt (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (cbrt (hypot (sqrt (atan a)) b))
* * * * [misc]progress:  [ 48 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (cbrt (cube (hypot (sqrt (atan a)) b))))) (* c a)))>
* [enter]simplify:  Simplifying (cube (hypot (sqrt (atan a)) b))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* [exit]simplify:  Simplified to (cube (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (cube (hypot (sqrt (atan a)) b))
* * * * [misc]progress:  [ 49 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (sqr (sqrt (hypot (sqrt (atan a)) b))))) (* c a)))>
* [enter]simplify:  Simplifying (sqrt (hypot (sqrt (atan a)) b))
* * [misc]simplify:  iters left: 4 (6 enodes)
* [exit]simplify:  Simplified to (sqrt (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (sqrt (hypot (sqrt (atan a)) b))
* * * * [misc]progress:  [ 50 / 50 ] simplifiying candidate #<alt-delta (λ (a b c d) (- (sqr (sqrt (* 1 (hypot (sqrt (atan a)) b)))) (* c a)))>
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  Final touches.
* * * [misc]progress:  tayloring alt 1 of 3
* [misc]approximate:  Taking taylor expansion of (sqrt (atan a)) in (a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan a)) in a
* [misc]taylor:  Taking taylor expansion of (atan a) in a
* [misc]backup-simplify:  Simplify (atan a) into (atan a)
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan a)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan a)) in a
* [misc]taylor:  Taking taylor expansion of (atan a) in a
* [misc]backup-simplify:  Simplify (atan a) into (atan a)
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]approximate:  Taking taylor expansion of (sqrt (atan (/ 1 a))) in (a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 a)) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 a)) into (atan (/ 1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 a)) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 a)) into (atan (/ 1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]approximate:  Taking taylor expansion of (sqrt (atan (/ 1 (- a)))) in (a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 (- a)))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 (- a))) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 (- a))) into (atan (/ -1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 (- a)))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 (- a))) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 (- a))) into (atan (/ -1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan a)) b))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan a)) b))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan a)) b)) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan a)) b))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan a)) b)) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan a)) b))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan a)) b)) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]backup-simplify:  Simplify (* (sqrt (hypot (sqrt (atan a)) b)) (sqrt (hypot (sqrt (atan a)) b))) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan a)) b)) 0) (* 0 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan a)) b)) 0) (+ (* 0 0) (* 0 (sqrt (hypot (sqrt (atan a)) b))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* 2 (* 0 0)))) (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan a)) b)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (hypot (sqrt (atan a)) b)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]backup-simplify:  Simplify (* (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) 0) (* 0 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) 0) (+ (* 0 0) (* 0 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* 2 (* 0 0)))) (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))))) in b
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))))) in a
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]backup-simplify:  Simplify (* (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) 0) (* 0 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) 0) (+ (* 0 0) (* 0 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (+ (* 2 (* 0 0)))) (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]approximate:  Taking taylor expansion of (sqrt (hypot (sqrt (atan a)) b)) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan a)) b)) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan a)) b)) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan a)) b)) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan a)) b)) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (hypot (sqrt (atan a)) b)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan a)) b)) into (sqrt (hypot (sqrt (atan a)) b))
* [misc]approximate:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]approximate:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in a
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) in b
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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 (sqr 0) (+)) (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]approximate:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]approximate:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]approximate:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* * * [misc]progress:  tayloring alt 2 of 3
* [misc]approximate:  Taking taylor expansion of (sqrt (atan a)) in (a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan a)) in a
* [misc]taylor:  Taking taylor expansion of (atan a) in a
* [misc]backup-simplify:  Simplify (atan a) into (atan a)
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan a)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan a)) in a
* [misc]taylor:  Taking taylor expansion of (atan a) in a
* [misc]backup-simplify:  Simplify (atan a) into (atan a)
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]approximate:  Taking taylor expansion of (sqrt (atan (/ 1 a))) in (a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 a)) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 a)) into (atan (/ 1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 a)) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 a)) into (atan (/ 1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]approximate:  Taking taylor expansion of (sqrt (atan (/ 1 (- a)))) in (a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 (- a)))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 (- a))) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 (- a))) into (atan (/ -1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 (- a)))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 (- a))) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 (- a))) into (atan (/ -1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]approximate:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]approximate:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]approximate:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* * * [misc]progress:  tayloring alt 3 of 3
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (hypot (sqrt (atan a)) b))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (hypot (sqrt (atan a)) b))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (hypot (sqrt (atan a)) b))) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (hypot (sqrt (atan a)) b))) in a
* [misc]backup-simplify:  Simplify (cube (cbrt (hypot (sqrt (atan a)) b))) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (hypot (sqrt (atan a)) b))) in a
* [misc]backup-simplify:  Simplify (cube (cbrt (hypot (sqrt (atan a)) b))) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) in a
* [misc]backup-simplify:  Simplify (cube (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) in a
* [misc]backup-simplify:  Simplify (cube (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]approximate:  Taking taylor expansion of (cube (cbrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))))) in b
* [misc]backup-simplify:  Simplify (cube (cbrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))))) in a
* [misc]backup-simplify:  Simplify (cube (cbrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (cube (cbrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))))) in a
* [misc]backup-simplify:  Simplify (cube (cbrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]approximate:  Taking taylor expansion of (sqrt (atan a)) in (a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan a)) in a
* [misc]taylor:  Taking taylor expansion of (atan a) in a
* [misc]backup-simplify:  Simplify (atan a) into (atan a)
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan a)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan a)) in a
* [misc]taylor:  Taking taylor expansion of (atan a) in a
* [misc]backup-simplify:  Simplify (atan a) into (atan a)
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan a)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan a)) into (sqrt (atan a))
* [misc]approximate:  Taking taylor expansion of (sqrt (atan (/ 1 a))) in (a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 a)) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 a)) into (atan (/ 1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 a))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 a)) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 a)) into (atan (/ 1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ 1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ 1 a))) into (sqrt (atan (/ 1 a)))
* [misc]approximate:  Taking taylor expansion of (sqrt (atan (/ 1 (- a)))) in (a) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 (- a)))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 (- a))) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 (- a))) into (atan (/ -1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan (/ 1 (- a)))) in a
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 (- a))) in a
* [misc]backup-simplify:  Simplify (atan (/ 1 (- a))) into (atan (/ -1 a))
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan (/ -1 a))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan (/ -1 a))) into (sqrt (atan (/ -1 a)))
* [misc]approximate:  Taking taylor expansion of (cbrt (hypot (sqrt (atan a)) b)) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (hypot (sqrt (atan a)) b)) in b
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan a)) b)) into (cbrt (hypot (sqrt (atan a)) b))
* [misc]taylor:  Taking taylor expansion of (cbrt (hypot (sqrt (atan a)) b)) in a
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan a)) b)) into (cbrt (hypot (sqrt (atan a)) b))
* [misc]taylor:  Taking taylor expansion of (cbrt (hypot (sqrt (atan a)) b)) in a
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan a)) b)) into (cbrt (hypot (sqrt (atan a)) b))
* [misc]taylor:  Taking taylor expansion of (cbrt (hypot (sqrt (atan a)) b)) in b
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan a)) b)) into (cbrt (hypot (sqrt (atan a)) b))
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan a)) b)) into (cbrt (hypot (sqrt (atan a)) b))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan a)) b)) into (cbrt (hypot (sqrt (atan a)) b))
* [misc]approximate:  Taking taylor expansion of (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in b
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]taylor:  Taking taylor expansion of (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in a
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]taylor:  Taking taylor expansion of (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in a
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]taylor:  Taking taylor expansion of (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) in b
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b))) into (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))
* [misc]approximate:  Taking taylor expansion of (cbrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (cbrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in b
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) into (cbrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]taylor:  Taking taylor expansion of (cbrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in a
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) into (cbrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]taylor:  Taking taylor expansion of (cbrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) in a
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b)))) into (cbrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]taylor:  Taking taylor expansion of (cbrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) in b
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (cbrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (cbrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (cbrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b))) into (cbrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))
* [misc]approximate:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan a)) b) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan a)) b) into (hypot (sqrt (atan a)) b)
* [misc]approximate:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) into (hypot (sqrt (atan (/ 1 a))) (/ 1 b))
* [misc]approximate:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in (a b) around 0
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) in a
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ 1 (- a)))) (/ 1 (- b))) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) in b
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* [misc]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in b
* [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]taylor:  Taking taylor expansion of 0 in b
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) into (hypot (sqrt (atan (/ -1 a))) (/ -1 b))
* * * [misc]progress:  simplifying alt 1 of 30
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan a)) b))) (* c a))
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan a)) b) (* c a)))
* * * [misc]progress:  simplifying alt 2 of 30
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan (/ 1 a))) b))) (* c a))
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (16 enodes)
* * [misc]simplify:  iters left: 1 (17 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ 1 a))) b) (* a c))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ 1 a))) b) (* a c)))
* * * [misc]progress:  simplifying alt 3 of 30
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan (/ -1 a))) b))) (* c a))
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (14 enodes)
* * [misc]simplify:  iters left: 1 (15 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ -1 a))) b) (* a c))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ -1 a))) b) (* a c)))
* * * [misc]progress:  simplifying alt 4 of 30
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan a)) b) (* c a))
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* a c))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan a)) b) (* a c)))
* * * [misc]progress:  simplifying alt 5 of 30
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (14 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a)))
* * * [misc]progress:  simplifying alt 6 of 30
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a)))
* * * [misc]progress:  simplifying alt 7 of 30
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan a)) b))) (* c a))
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan a)) b) (* c a)))
* * * [misc]progress:  simplifying alt 8 of 30
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) (* c a))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (17 enodes)
* * [misc]simplify:  iters left: 1 (18 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a)))
* * * [misc]progress:  simplifying alt 9 of 30
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))) (* c a))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* * [misc]simplify:  iters left: 1 (16 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a)))
* * * [misc]progress:  simplifying alt 10 of 30
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan a)) b))) (* c a))
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* * [misc]simplify:  iters left: 1 (13 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan a)) b) (* c a)))
* * * [misc]progress:  simplifying alt 11 of 30
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) (* c a))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (17 enodes)
* * [misc]simplify:  iters left: 1 (18 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a)))
* * * [misc]progress:  simplifying alt 12 of 30
* [enter]simplify:  Simplifying (- (sqr (sqrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))) (* c a))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* * [misc]simplify:  iters left: 1 (16 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a)))
* * * [misc]progress:  simplifying alt 13 of 30
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan a)) b) (* c a))
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* a c))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan a)) b) (* a c)))
* * * [misc]progress:  simplifying alt 14 of 30
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan (/ 1 a))) b) (* c a))
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ 1 a))) b) (* a c))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ 1 a))) b) (* a c)))
* * * [misc]progress:  simplifying alt 15 of 30
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan (/ -1 a))) b) (* c a))
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ -1 a))) b) (* a c))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ -1 a))) b) (* a c)))
* * * [misc]progress:  simplifying alt 16 of 30
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan a)) b) (* c a))
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* a c))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan a)) b) (* a c)))
* * * [misc]progress:  simplifying alt 17 of 30
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (14 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a)))
* * * [misc]progress:  simplifying alt 18 of 30
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a)))
* * * [misc]progress:  simplifying alt 19 of 30
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan a)) b) (* c a))
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (9 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* a c))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan a)) b) (* a c)))
* * * [misc]progress:  simplifying alt 20 of 30
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (14 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a)))
* * * [misc]progress:  simplifying alt 21 of 30
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a))
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a)))
* * * [misc]progress:  simplifying alt 22 of 30
* [enter]simplify:  Simplifying (- (cube (cbrt (hypot (sqrt (atan a)) b))) (* c a))
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (15 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan a)) b) (* c a)))
* * * [misc]progress:  simplifying alt 23 of 30
* [enter]simplify:  Simplifying (- (cube (cbrt (hypot (sqrt (atan (/ 1 a))) b))) (* c a))
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (17 enodes)
* * [misc]simplify:  iters left: 1 (19 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ 1 a))) b) (* a c))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ 1 a))) b) (* a c)))
* * * [misc]progress:  simplifying alt 24 of 30
* [enter]simplify:  Simplifying (- (cube (cbrt (hypot (sqrt (atan (/ -1 a))) b))) (* c a))
* * [misc]simplify:  iters left: 3 (12 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* * [misc]simplify:  iters left: 1 (17 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ -1 a))) b) (* a c))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ -1 a))) b) (* a c)))
* * * [misc]progress:  simplifying alt 25 of 30
* [enter]simplify:  Simplifying (- (cube (cbrt (hypot (sqrt (atan a)) b))) (* c a))
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (15 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan a)) b) (* c a)))
* * * [misc]progress:  simplifying alt 26 of 30
* [enter]simplify:  Simplifying (- (cube (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) (* c a))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* * [misc]simplify:  iters left: 1 (20 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a)))
* * * [misc]progress:  simplifying alt 27 of 30
* [enter]simplify:  Simplifying (- (cube (cbrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))) (* c a))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (16 enodes)
* * [misc]simplify:  iters left: 1 (18 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a)))
* * * [misc]progress:  simplifying alt 28 of 30
* [enter]simplify:  Simplifying (- (cube (cbrt (hypot (sqrt (atan a)) b))) (* c a))
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (15 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan a)) b) (* c a)))
* * * [misc]progress:  simplifying alt 29 of 30
* [enter]simplify:  Simplifying (- (cube (cbrt (hypot (sqrt (atan (/ 1 a))) (/ 1 b)))) (* c a))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* * [misc]simplify:  iters left: 1 (20 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ 1 a))) (/ 1 b)) (* c a)))
* * * [misc]progress:  simplifying alt 30 of 30
* [enter]simplify:  Simplifying (- (cube (cbrt (hypot (sqrt (atan (/ -1 a))) (/ -1 b)))) (* c a))
* * [misc]simplify:  iters left: 3 (13 enodes)
* * [misc]simplify:  iters left: 2 (16 enodes)
* * [misc]simplify:  iters left: 1 (18 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a))
* [misc]none:  prog is (λ (a b c d) (- (hypot (sqrt (atan (/ -1 a))) (/ -1 b)) (* c a)))
* [misc]progress:  [Phase 3 of 3] Extracting.
* [enter]simplify:  Simplifying (sqrt (hypot (sqrt (atan a)) b))
* * [misc]simplify:  iters left: 4 (6 enodes)
* [exit]simplify:  Simplified to (sqrt (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (sqrt (hypot (sqrt (atan a)) b))
* [enter]simplify:  Simplifying (- (hypot (sqrt (atan a)) b) (* c a))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* [exit]simplify:  Simplified to (- (hypot (sqrt (atan a)) b) (* a c))
* [enter]simplify:  Simplifying (cbrt (hypot (sqrt (atan a)) b))
* * [misc]simplify:  iters left: 4 (6 enodes)
* [exit]simplify:  Simplified to (cbrt (hypot (sqrt (atan a)) b))
* [exit]simplify:  Simplified to (cbrt (hypot (sqrt (atan a)) b))