* [misc]progress:  [Phase 1 of 3] Setting up.
* * * [misc]progress:  [1/2] Preparing points
* * * * [misc]points:  Sampling 256 additional inputs, on iter 0 have 0 / 256
* * * * [misc]points:  Computing exacts on every 16 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 8 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Setting MPFR precision to 832
* * * * [misc]points:  Setting MPFR precision to 1088
* * * * [misc]points:  Setting MPFR precision to 1344
* * * * [misc]points:  Computing exacts on every 4 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 1088
* * * * [misc]points:  Setting MPFR precision to 1344
* * * * [misc]points:  Computing exacts on every 2 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 1088
* * * * [misc]points:  Setting MPFR precision to 1344
* * * * [misc]points:  Computing exacts for 256 points
* * * * [misc]points:  Setting MPFR precision to 1088
* * * * [misc]points:  Setting MPFR precision to 1344
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [exit]points:  Sampled 256 points with exact outputs
* * * [misc]progress:  [2/2] Setting up program.
* [misc]progress:  [Phase 2 of 3] Improving.
* [enter]simplify:  Simplifying (- (atan (+ N 1)) (atan N))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (143 enodes)
* [exit]simplify:  Simplified to (- (atan (+ 1 N)) (atan N))
* * [misc]progress:  iteration 1 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt (λ (N) (- (atan (+ N 1)) (atan N)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 1 ] rewriting at (2)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 1 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (- (atan (+ N 1)) (atan N)) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (- (atan (+ N 1)) (atan N)) in N
* [misc]taylor:  Taking taylor expansion of (atan (+ N 1)) in N
* [misc]backup-simplify:  Simplify (atan (+ N 1)) into (atan (+ 1 N))
* [misc]taylor:  Taking taylor expansion of (atan N) in N
* [misc]backup-simplify:  Simplify (atan N) into (atan N)
* [misc]taylor:  Taking taylor expansion of (- (atan (+ N 1)) (atan N)) in N
* [misc]taylor:  Taking taylor expansion of (atan (+ N 1)) in N
* [misc]backup-simplify:  Simplify (atan (+ N 1)) into (atan (+ 1 N))
* [misc]taylor:  Taking taylor expansion of (atan N) in N
* [misc]backup-simplify:  Simplify (atan N) into (atan N)
* [misc]backup-simplify:  Simplify (- (atan N)) into (- (atan N))
* [misc]backup-simplify:  Simplify (+ (atan (+ 1 N)) (- (atan N))) into (- (atan (+ 1 N)) (atan N))
* [misc]backup-simplify:  Simplify (- (atan (+ 1 N)) (atan N)) into (- (atan (+ 1 N)) (atan N))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (atan (+ 1 N)) (atan N)) into (- (atan (+ 1 N)) (atan N))
* [misc]approximate:  Taking taylor expansion of (- (atan (+ (/ 1 N) 1)) (atan (/ 1 N))) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (- (atan (+ (/ 1 N) 1)) (atan (/ 1 N))) in N
* [misc]taylor:  Taking taylor expansion of (atan (+ (/ 1 N) 1)) in N
* [misc]backup-simplify:  Simplify (atan (+ (/ 1 N) 1)) into (atan (+ 1 (/ 1 N)))
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 N)) in N
* [misc]backup-simplify:  Simplify (atan (/ 1 N)) into (atan (/ 1 N))
* [misc]taylor:  Taking taylor expansion of (- (atan (+ (/ 1 N) 1)) (atan (/ 1 N))) in N
* [misc]taylor:  Taking taylor expansion of (atan (+ (/ 1 N) 1)) in N
* [misc]backup-simplify:  Simplify (atan (+ (/ 1 N) 1)) into (atan (+ 1 (/ 1 N)))
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 N)) in N
* [misc]backup-simplify:  Simplify (atan (/ 1 N)) into (atan (/ 1 N))
* [misc]backup-simplify:  Simplify (- (atan (/ 1 N))) into (- (atan (/ 1 N)))
* [misc]backup-simplify:  Simplify (+ (atan (+ 1 (/ 1 N))) (- (atan (/ 1 N)))) into (- (atan (+ 1 (/ 1 N))) (atan (/ 1 N)))
* [misc]backup-simplify:  Simplify (- (atan (+ 1 (/ 1 N))) (atan (/ 1 N))) into (- (atan (+ 1 (/ 1 N))) (atan (/ 1 N)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (atan (+ 1 (/ 1 (/ 1 N)))) (atan (/ 1 (/ 1 N)))) into (- (atan (+ 1 N)) (atan N))
* [misc]approximate:  Taking taylor expansion of (- (atan (+ (/ 1 (- N)) 1)) (atan (/ 1 (- N)))) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (- (atan (+ (/ 1 (- N)) 1)) (atan (/ 1 (- N)))) in N
* [misc]taylor:  Taking taylor expansion of (atan (+ (/ 1 (- N)) 1)) in N
* [misc]backup-simplify:  Simplify (atan (+ (/ 1 (- N)) 1)) into (atan (- 1 (/ 1 N)))
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 (- N))) in N
* [misc]backup-simplify:  Simplify (atan (/ 1 (- N))) into (atan (/ -1 N))
* [misc]taylor:  Taking taylor expansion of (- (atan (+ (/ 1 (- N)) 1)) (atan (/ 1 (- N)))) in N
* [misc]taylor:  Taking taylor expansion of (atan (+ (/ 1 (- N)) 1)) in N
* [misc]backup-simplify:  Simplify (atan (+ (/ 1 (- N)) 1)) into (atan (- 1 (/ 1 N)))
* [misc]taylor:  Taking taylor expansion of (atan (/ 1 (- N))) in N
* [misc]backup-simplify:  Simplify (atan (/ 1 (- N))) into (atan (/ -1 N))
* [misc]backup-simplify:  Simplify (- (atan (/ -1 N))) into (- (atan (/ -1 N)))
* [misc]backup-simplify:  Simplify (+ (atan (- 1 (/ 1 N))) (- (atan (/ -1 N)))) into (- (atan (- 1 (/ 1 N))) (atan (/ -1 N)))
* [misc]backup-simplify:  Simplify (- (atan (- 1 (/ 1 N))) (atan (/ -1 N))) into (- (atan (- 1 (/ 1 N))) (atan (/ -1 N)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (atan (- 1 (/ 1 (/ 1 (- N))))) (atan (/ -1 (/ 1 (- N))))) into (- (atan (+ 1 N)) (atan N))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 32 ] simplifiying candidate #<alt (λ (N) (+ (fma (* (cbrt (atan (+ N 1))) (cbrt (atan (+ N 1)))) (cbrt (atan (+ N 1))) (- (* (cbrt (atan N)) (* (cbrt (atan N)) (cbrt (atan N)))))) (fma (- (cbrt (atan N))) (* (cbrt (atan N)) (cbrt (atan N))) (* (cbrt (atan N)) (* (cbrt (atan N)) (cbrt (atan N)))))))>
* [enter]simplify:  Simplifying (fma (* (cbrt (atan (+ N 1))) (cbrt (atan (+ N 1)))) (cbrt (atan (+ N 1))) (- (* (cbrt (atan N)) (* (cbrt (atan N)) (cbrt (atan N))))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (248 enodes)
* [exit]simplify:  Simplified to (+ (atan (+ 1 N)) (atan N))
* [misc]simplify:  Simplified (2 1) to (λ (N) (+ (+ (atan (+ 1 N)) (atan N)) (fma (- (cbrt (atan N))) (* (cbrt (atan N)) (cbrt (atan N))) (* (cbrt (atan N)) (* (cbrt (atan N)) (cbrt (atan N)))))))
* [enter]simplify:  Simplifying (fma (- (cbrt (atan N))) (* (cbrt (atan N)) (cbrt (atan N))) (* (cbrt (atan N)) (* (cbrt (atan N)) (cbrt (atan N)))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (142 enodes)
* [exit]simplify:  Simplified to (fma (- (cbrt (atan N))) (cbrt (* (atan N) (atan N))) (atan N))
* [misc]simplify:  Simplified (2 2) to (λ (N) (+ (+ (atan (+ 1 N)) (atan N)) (fma (- (cbrt (atan N))) (cbrt (* (atan N) (atan N))) (atan N))))
* * * * [misc]progress:  [ 2 / 32 ] simplifiying candidate #<alt (λ (N) (+ (fma (* (cbrt (atan (+ N 1))) (cbrt (atan (+ N 1)))) (cbrt (atan (+ N 1))) (- (* (sqrt (atan N)) (sqrt (atan N))))) (fma (- (sqrt (atan N))) (sqrt (atan N)) (* (sqrt (atan N)) (sqrt (atan N))))))>
* [enter]simplify:  Simplifying (fma (* (cbrt (atan (+ N 1))) (cbrt (atan (+ N 1)))) (cbrt (atan (+ N 1))) (- (* (sqrt (atan N)) (sqrt (atan N)))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (227 enodes)
* [exit]simplify:  Simplified to (+ (atan (+ 1 N)) (- (atan N)))
* [misc]simplify:  Simplified (2 1) to (λ (N) (+ (+ (atan (+ 1 N)) (- (atan N))) (fma (- (sqrt (atan N))) (sqrt (atan N)) (* (sqrt (atan N)) (sqrt (atan N))))))
* [enter]simplify:  Simplifying (fma (- (sqrt (atan N))) (sqrt (atan N)) (* (sqrt (atan N)) (sqrt (atan N))))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (122 enodes)
* [exit]simplify:  Simplified to (+ (atan N) (atan N))
* [misc]simplify:  Simplified (2 2) to (λ (N) (+ (+ (atan (+ 1 N)) (- (atan N))) (+ (atan N) (atan N))))
* * * * [misc]progress:  [ 3 / 32 ] simplifiying candidate #<alt (λ (N) (+ (fma (* (cbrt (atan (+ N 1))) (cbrt (atan (+ N 1)))) (cbrt (atan (+ N 1))) (- (* (atan N) 1))) (fma (- (atan N)) 1 (* (atan N) 1))))>
* [enter]simplify:  Simplifying (fma (* (cbrt (atan (+ N 1))) (cbrt (atan (+ N 1)))) (cbrt (atan (+ N 1))) (- (* (atan N) 1)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (207 enodes)
* [exit]simplify:  Simplified to (+ (atan (+ 1 N)) (atan N))
* [misc]simplify:  Simplified (2 1) to (λ (N) (+ (+ (atan (+ 1 N)) (atan N)) (fma (- (atan N)) 1 (* (atan N) 1))))
* [enter]simplify:  Simplifying (fma (- (atan N)) 1 (* (atan N) 1))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (120 enodes)
* [exit]simplify:  Simplified to (+ (atan N) (- (atan N)))
* [misc]simplify:  Simplified (2 2) to (λ (N) (+ (+ (atan (+ 1 N)) (atan N)) (+ (atan N) (- (atan N)))))
* * * * [misc]progress:  [ 4 / 32 ] simplifiying candidate #<alt (λ (N) (+ (fma (sqrt (atan (+ N 1))) (sqrt (atan (+ N 1))) (- (* (cbrt (atan N)) (* (cbrt (atan N)) (cbrt (atan N)))))) (fma (- (cbrt (atan N))) (* (cbrt (atan N)) (cbrt (atan N))) (* (cbrt (atan N)) (* (cbrt (atan N)) (cbrt (atan N)))))))>
* [enter]simplify:  Simplifying (fma (sqrt (atan (+ N 1))) (sqrt (atan (+ N 1))) (- (* (cbrt (atan N)) (* (cbrt (atan N)) (cbrt (atan N))))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (231 enodes)
* [exit]simplify:  Simplified to (+ (atan (+ 1 N)) (atan N))
* [misc]simplify:  Simplified (2 1) to (λ (N) (+ (+ (atan (+ 1 N)) (atan N)) (fma (- (cbrt (atan N))) (* (cbrt (atan N)) (cbrt (atan N))) (* (cbrt (atan N)) (* (cbrt (atan N)) (cbrt (atan N)))))))
* [enter]simplify:  Simplifying (fma (- (cbrt (atan N))) (* (cbrt (atan N)) (cbrt (atan N))) (* (cbrt (atan N)) (* (cbrt (atan N)) (cbrt (atan N)))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (142 enodes)
* [exit]simplify:  Simplified to (fma (- (cbrt (atan N))) (cbrt (* (atan N) (atan N))) (atan N))
* [misc]simplify:  Simplified (2 2) to (λ (N) (+ (+ (atan (+ 1 N)) (atan N)) (fma (- (cbrt (atan N))) (cbrt (* (atan N) (atan N))) (atan N))))
* * * * [misc]progress:  [ 5 / 32 ] simplifiying candidate #<alt (λ (N) (+ (fma (sqrt (atan (+ N 1))) (sqrt (atan (+ N 1))) (- (* (sqrt (atan N)) (sqrt (atan N))))) (fma (- (sqrt (atan N))) (sqrt (atan N)) (* (sqrt (atan N)) (sqrt (atan N))))))>
* [enter]simplify:  Simplifying (fma (sqrt (atan (+ N 1))) (sqrt (atan (+ N 1))) (- (* (sqrt (atan N)) (sqrt (atan N)))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (208 enodes)
* [exit]simplify:  Simplified to (+ (atan (+ 1 N)) (- (atan N)))
* [misc]simplify:  Simplified (2 1) to (λ (N) (+ (+ (atan (+ 1 N)) (- (atan N))) (fma (- (sqrt (atan N))) (sqrt (atan N)) (* (sqrt (atan N)) (sqrt (atan N))))))
* [enter]simplify:  Simplifying (fma (- (sqrt (atan N))) (sqrt (atan N)) (* (sqrt (atan N)) (sqrt (atan N))))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (122 enodes)
* [exit]simplify:  Simplified to (+ (atan N) (atan N))
* [misc]simplify:  Simplified (2 2) to (λ (N) (+ (+ (atan (+ 1 N)) (- (atan N))) (+ (atan N) (atan N))))
* * * * [misc]progress:  [ 6 / 32 ] simplifiying candidate #<alt (λ (N) (+ (fma (sqrt (atan (+ N 1))) (sqrt (atan (+ N 1))) (- (* (atan N) 1))) (fma (- (atan N)) 1 (* (atan N) 1))))>
* [enter]simplify:  Simplifying (fma (sqrt (atan (+ N 1))) (sqrt (atan (+ N 1))) (- (* (atan N) 1)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (188 enodes)
* [exit]simplify:  Simplified to (+ (atan (+ 1 N)) (atan N))
* [misc]simplify:  Simplified (2 1) to (λ (N) (+ (+ (atan (+ 1 N)) (atan N)) (fma (- (atan N)) 1 (* (atan N) 1))))
* [enter]simplify:  Simplifying (fma (- (atan N)) 1 (* (atan N) 1))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (120 enodes)
* [exit]simplify:  Simplified to (+ (atan N) (- (atan N)))
* [misc]simplify:  Simplified (2 2) to (λ (N) (+ (+ (atan (+ 1 N)) (atan N)) (+ (atan N) (- (atan N)))))
* * * * [misc]progress:  [ 7 / 32 ] simplifiying candidate #<alt (λ (N) (+ (fma 1 (atan (+ N 1)) (- (* (cbrt (atan N)) (* (cbrt (atan N)) (cbrt (atan N)))))) (fma (- (cbrt (atan N))) (* (cbrt (atan N)) (cbrt (atan N))) (* (cbrt (atan N)) (* (cbrt (atan N)) (cbrt (atan N)))))))>
* [enter]simplify:  Simplifying (fma 1 (atan (+ N 1)) (- (* (cbrt (atan N)) (* (cbrt (atan N)) (cbrt (atan N))))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (212 enodes)
* [exit]simplify:  Simplified to (+ (atan (+ N 1)) (atan N))
* [misc]simplify:  Simplified (2 1) to (λ (N) (+ (+ (atan (+ N 1)) (atan N)) (fma (- (cbrt (atan N))) (* (cbrt (atan N)) (cbrt (atan N))) (* (cbrt (atan N)) (* (cbrt (atan N)) (cbrt (atan N)))))))
* [enter]simplify:  Simplifying (fma (- (cbrt (atan N))) (* (cbrt (atan N)) (cbrt (atan N))) (* (cbrt (atan N)) (* (cbrt (atan N)) (cbrt (atan N)))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (142 enodes)
* [exit]simplify:  Simplified to (fma (- (cbrt (atan N))) (cbrt (* (atan N) (atan N))) (atan N))
* [misc]simplify:  Simplified (2 2) to (λ (N) (+ (+ (atan (+ N 1)) (atan N)) (fma (- (cbrt (atan N))) (cbrt (* (atan N) (atan N))) (atan N))))
* * * * [misc]progress:  [ 8 / 32 ] simplifiying candidate #<alt (λ (N) (+ (fma 1 (atan (+ N 1)) (- (* (sqrt (atan N)) (sqrt (atan N))))) (fma (- (sqrt (atan N))) (sqrt (atan N)) (* (sqrt (atan N)) (sqrt (atan N))))))>
* [enter]simplify:  Simplifying (fma 1 (atan (+ N 1)) (- (* (sqrt (atan N)) (sqrt (atan N)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (190 enodes)
* [exit]simplify:  Simplified to (+ (atan (+ N 1)) (- (atan N)))
* [misc]simplify:  Simplified (2 1) to (λ (N) (+ (+ (atan (+ N 1)) (- (atan N))) (fma (- (sqrt (atan N))) (sqrt (atan N)) (* (sqrt (atan N)) (sqrt (atan N))))))
* [enter]simplify:  Simplifying (fma (- (sqrt (atan N))) (sqrt (atan N)) (* (sqrt (atan N)) (sqrt (atan N))))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (122 enodes)
* [exit]simplify:  Simplified to (+ (atan N) (atan N))
* [misc]simplify:  Simplified (2 2) to (λ (N) (+ (+ (atan (+ N 1)) (- (atan N))) (+ (atan N) (atan N))))
* * * * [misc]progress:  [ 9 / 32 ] simplifiying candidate #<alt (λ (N) (+ (fma 1 (atan (+ N 1)) (- (* (atan N) 1))) (fma (- (atan N)) 1 (* (atan N) 1))))>
* [enter]simplify:  Simplifying (fma 1 (atan (+ N 1)) (- (* (atan N) 1)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (169 enodes)
* [exit]simplify:  Simplified to (+ (atan (+ N 1)) (atan N))
* [misc]simplify:  Simplified (2 1) to (λ (N) (+ (+ (atan (+ N 1)) (atan N)) (fma (- (atan N)) 1 (* (atan N) 1))))
* [enter]simplify:  Simplifying (fma (- (atan N)) 1 (* (atan N) 1))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (120 enodes)
* [exit]simplify:  Simplified to (+ (atan N) (- (atan N)))
* [misc]simplify:  Simplified (2 2) to (λ (N) (+ (+ (atan (+ N 1)) (atan N)) (+ (atan N) (- (atan N)))))
* * * * [misc]progress:  [ 10 / 32 ] simplifiying candidate #<alt (λ (N) (log1p (expm1 (- (atan (+ N 1)) (atan N)))))>
* * * * [misc]progress:  [ 11 / 32 ] simplifiying candidate #<alt (λ (N) (expm1 (log1p (- (atan (+ N 1)) (atan N)))))>
* * * * [misc]progress:  [ 12 / 32 ] simplifiying candidate #<alt (λ (N) (fma (* (cbrt (atan (+ N 1))) (cbrt (atan (+ N 1)))) (cbrt (atan (+ N 1))) (- (atan N))))>
* [enter]simplify:  Simplifying (* (cbrt (atan (+ N 1))) (cbrt (atan (+ N 1))))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (127 enodes)
* [exit]simplify:  Simplified to (pow (atan (+ 1 N)) (+ 1/3 1/3))
* [misc]simplify:  Simplified (2 1) to (λ (N) (fma (pow (atan (+ 1 N)) (+ 1/3 1/3)) (cbrt (atan (+ N 1))) (- (atan N))))
* * * * [misc]progress:  [ 13 / 32 ] simplifiying candidate #<alt (λ (N) (fma (sqrt (atan (+ N 1))) (sqrt (atan (+ N 1))) (- (atan N))))>
* [enter]simplify:  Simplifying (sqrt (atan (+ N 1)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (108 enodes)
* [exit]simplify:  Simplified to (sqrt (atan (+ 1 N)))
* [misc]simplify:  Simplified (2 1) to (λ (N) (fma (sqrt (atan (+ 1 N))) (sqrt (atan (+ N 1))) (- (atan N))))
* * * * [misc]progress:  [ 14 / 32 ] simplifiying candidate #<alt (λ (N) (fma 1 (atan (+ N 1)) (- (atan N))))>
* * * * [misc]progress:  [ 15 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (- (+ N 1) N) (+ 1 (* (+ N 1) N))))>
* [enter]simplify:  Simplifying (- (+ N 1) N)
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (102 enodes)
* [exit]simplify:  Simplified to (+ N (- 1 N))
* [misc]simplify:  Simplified (2 1) to (λ (N) (atan2 (+ N (- 1 N)) (+ 1 (* (+ N 1) N))))
* [enter]simplify:  Simplifying (+ 1 (* (+ N 1) N))
* * [misc]simplify:  iters left: 6 (5 enodes)
* * [misc]simplify:  iters left: 5 (118 enodes)
* [exit]simplify:  Simplified to (fma (+ N 1) N 1)
* [misc]simplify:  Simplified (2 2) to (λ (N) (atan2 (- (+ N 1) N) (fma (+ N 1) N 1)))
* * * * [misc]progress:  [ 16 / 32 ] simplifiying candidate #<alt (λ (N) (log (/ (exp (atan (+ N 1))) (exp (atan N)))))>
* [enter]simplify:  Simplifying (/ (exp (atan (+ N 1))) (exp (atan N)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (170 enodes)
* [exit]simplify:  Simplified to (exp (- (atan (+ 1 N)) (atan N)))
* [misc]simplify:  Simplified (2 1) to (λ (N) (log (exp (- (atan (+ 1 N)) (atan N)))))
* * * * [misc]progress:  [ 17 / 32 ] simplifiying candidate #<alt (λ (N) (pow (- (atan (+ N 1)) (atan N)) 1))>
* * * * [misc]progress:  [ 18 / 32 ] simplifiying candidate #<alt (λ (N) (exp (log (- (atan (+ N 1)) (atan N)))))>
* * * * [misc]progress:  [ 19 / 32 ] simplifiying candidate #<alt (λ (N) (log (exp (- (atan (+ N 1)) (atan N)))))>
* * * * [misc]progress:  [ 20 / 32 ] simplifiying candidate #<alt (λ (N) (* (* (cbrt (- (atan (+ N 1)) (atan N))) (cbrt (- (atan (+ N 1)) (atan N)))) (cbrt (- (atan (+ N 1)) (atan N)))))>
* * * * [misc]progress:  [ 21 / 32 ] simplifiying candidate #<alt (λ (N) (cbrt (* (* (- (atan (+ N 1)) (atan N)) (- (atan (+ N 1)) (atan N))) (- (atan (+ N 1)) (atan N)))))>
* * * * [misc]progress:  [ 22 / 32 ] simplifiying candidate #<alt (λ (N) (* (sqrt (- (atan (+ N 1)) (atan N))) (sqrt (- (atan (+ N 1)) (atan N)))))>
* * * * [misc]progress:  [ 23 / 32 ] simplifiying candidate #<alt (λ (N) (/ (- (pow (atan (+ N 1)) 3) (pow (atan N) 3)) (+ (* (atan (+ N 1)) (atan (+ N 1))) (+ (* (atan N) (atan N)) (* (atan (+ N 1)) (atan N))))))>
* * * * [misc]progress:  [ 24 / 32 ] simplifiying candidate #<alt (λ (N) (+ (atan (+ N 1)) (- (atan N))))>
* * * * [misc]progress:  [ 25 / 32 ] simplifiying candidate #<alt (λ (N) (* 1 (- (atan (+ N 1)) (atan N))))>
* * * * [misc]progress:  [ 26 / 32 ] simplifiying candidate #<alt (λ (N) (/ (- (* (atan (+ N 1)) (atan (+ N 1))) (* (atan N) (atan N))) (+ (atan (+ N 1)) (atan N))))>
* * * * [misc]progress:  [ 27 / 32 ] simplifiying candidate #<alt (λ (N) (* (+ (sqrt (atan (+ N 1))) (sqrt (atan N))) (- (sqrt (atan (+ N 1))) (sqrt (atan N)))))>
* [enter]simplify:  Simplifying (+ (sqrt (atan (+ N 1))) (sqrt (atan N)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (175 enodes)
* [exit]simplify:  Simplified to (+ (sqrt (atan (+ 1 N))) (sqrt (atan N)))
* [misc]simplify:  Simplified (2 1) to (λ (N) (* (+ (sqrt (atan (+ 1 N))) (sqrt (atan N))) (- (sqrt (atan (+ N 1))) (sqrt (atan N)))))
* [enter]simplify:  Simplifying (- (sqrt (atan (+ N 1))) (sqrt (atan N)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (176 enodes)
* [exit]simplify:  Simplified to (- (sqrt (atan (+ 1 N))) (sqrt (atan N)))
* [misc]simplify:  Simplified (2 2) to (λ (N) (* (+ (sqrt (atan (+ N 1))) (sqrt (atan N))) (- (sqrt (atan (+ 1 N))) (sqrt (atan N)))))
* * * * [misc]progress:  [ 28 / 32 ] simplifiying candidate #<alt (λ (N) (* 1 (- (atan (+ N 1)) (atan N))))>
* [enter]simplify:  Simplifying (- (atan (+ N 1)) (atan N))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (143 enodes)
* [exit]simplify:  Simplified to (- (atan (+ 1 N)) (atan N))
* [misc]simplify:  Simplified (2 2) to (λ (N) (* 1 (- (atan (+ 1 N)) (atan N))))
* * * * [misc]progress:  [ 29 / 32 ] simplifiying candidate #<alt (λ (N) (+ (atan (+ N 1)) (- (atan N))))>
* * * * [misc]progress:  [ 30 / 32 ] simplifiying candidate #<alt (λ (N) (- (atan (+ 1 N)) (atan N)))>
* [enter]simplify:  Simplifying (- (atan (+ 1 N)) (atan N))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (142 enodes)
* [exit]simplify:  Simplified to (- (atan (+ N 1)) (atan N))
* [misc]simplify:  Simplified (2) to (λ (N) (- (atan (+ N 1)) (atan N)))
* * * * [misc]progress:  [ 31 / 32 ] simplifiying candidate #<alt (λ (N) (- (atan (+ 1 N)) (atan N)))>
* [enter]simplify:  Simplifying (- (atan (+ 1 N)) (atan N))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (142 enodes)
* [exit]simplify:  Simplified to (- (atan (+ N 1)) (atan N))
* [misc]simplify:  Simplified (2) to (λ (N) (- (atan (+ N 1)) (atan N)))
* * * * [misc]progress:  [ 32 / 32 ] simplifiying candidate #<alt (λ (N) (- (atan (+ 1 N)) (atan N)))>
* [enter]simplify:  Simplifying (- (atan (+ 1 N)) (atan N))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (142 enodes)
* [exit]simplify:  Simplified to (- (atan (+ N 1)) (atan N))
* [misc]simplify:  Simplified (2) to (λ (N) (- (atan (+ N 1)) (atan N)))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 2 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt (λ (N) (atan2 (- (+ N 1) N) (fma (+ N 1) N 1)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 2 ] rewriting at (2 1)
* * * * [misc]progress:  [ 2 / 2 ] rewriting at (2)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 2 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (- (+ N 1) N) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (- (+ N 1) N) in N
* [misc]taylor:  Taking taylor expansion of (+ N 1) in N
* [misc]taylor:  Taking taylor expansion of N in N
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 1 in N
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of N in N
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (+ N 1) N) in N
* [misc]taylor:  Taking taylor expansion of (+ N 1) in N
* [misc]taylor:  Taking taylor expansion of N in N
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 1 in N
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of N in N
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 1 -1) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]approximate:  Taking taylor expansion of (- (+ (/ 1 N) 1) (/ 1 N)) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 N) 1) (/ 1 N)) in N
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 N) 1) in N
* [misc]taylor:  Taking taylor expansion of (/ 1 N) in N
* [misc]taylor:  Taking taylor expansion of N in N
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in N
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 N) in N
* [misc]taylor:  Taking taylor expansion of N in N
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 N) 1) (/ 1 N)) in N
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 N) 1) in N
* [misc]taylor:  Taking taylor expansion of (/ 1 N) in N
* [misc]taylor:  Taking taylor expansion of N in N
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in N
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 N) in N
* [misc]taylor:  Taking taylor expansion of N in N
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 1 -1) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]approximate:  Taking taylor expansion of (- (+ (/ 1 (- N)) 1) (/ 1 (- N))) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 (- N)) 1) (/ 1 (- N))) in N
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- N)) 1) in N
* [misc]taylor:  Taking taylor expansion of (/ 1 (- N)) in N
* [misc]taylor:  Taking taylor expansion of (- N) in N
* [misc]taylor:  Taking taylor expansion of N in N
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of 1 in N
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- N)) in N
* [misc]taylor:  Taking taylor expansion of (- N) in N
* [misc]taylor:  Taking taylor expansion of N in N
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 (- N)) 1) (/ 1 (- N))) in N
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- N)) 1) in N
* [misc]taylor:  Taking taylor expansion of (/ 1 (- N)) in N
* [misc]taylor:  Taking taylor expansion of (- N) in N
* [misc]taylor:  Taking taylor expansion of N in N
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of 1 in N
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- N)) in N
* [misc]taylor:  Taking taylor expansion of (- N) in N
* [misc]taylor:  Taking taylor expansion of N in N
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ -1 1) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* * * * [misc]progress:  [ 2 / 2 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (atan2 (- (+ N 1) N) (fma (+ N 1) N 1)) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (atan2 (- (+ N 1) N) (fma (+ N 1) N 1)) in N
* [misc]backup-simplify:  Simplify (atan2 (- (+ N 1) N) (fma (+ N 1) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]taylor:  Taking taylor expansion of (atan2 (- (+ N 1) N) (fma (+ N 1) N 1)) in N
* [misc]backup-simplify:  Simplify (atan2 (- (+ N 1) N) (fma (+ N 1) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ 1 N) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [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 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ 1 N) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]approximate:  Taking taylor expansion of (atan2 (- (+ (/ 1 N) 1) (/ 1 N)) (fma (+ (/ 1 N) 1) (/ 1 N) 1)) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (atan2 (- (+ (/ 1 N) 1) (/ 1 N)) (fma (+ (/ 1 N) 1) (/ 1 N) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 (- (+ (/ 1 N) 1) (/ 1 N)) (fma (+ (/ 1 N) 1) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [misc]taylor:  Taking taylor expansion of (atan2 (- (+ (/ 1 N) 1) (/ 1 N)) (fma (+ (/ 1 N) 1) (/ 1 N) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 (- (+ (/ 1 N) 1) (/ 1 N)) (fma (+ (/ 1 N) 1) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [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 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ 1 (/ 1 (/ 1 N))) (/ 1 (/ 1 N)) 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]approximate:  Taking taylor expansion of (atan2 (- (+ (/ 1 (- N)) 1) (/ 1 (- N))) (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (atan2 (- (+ (/ 1 (- N)) 1) (/ 1 (- N))) (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 (- (+ (/ 1 (- N)) 1) (/ 1 (- N))) (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [misc]taylor:  Taking taylor expansion of (atan2 (- (+ (/ 1 (- N)) 1) (/ 1 (- N))) (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 (- (+ (/ 1 (- N)) 1) (/ 1 (- N))) (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [misc]backup-simplify:  Simplify (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [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 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (atan2 1 (fma (- 1 (/ 1 (/ 1 (- N)))) (/ -1 (/ 1 (- N))) 1)) into (atan2 1 (fma (+ 1 N) N 1))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (log1p (expm1 (- (+ N 1) N))) (fma (+ N 1) N 1)))>
* * * * [misc]progress:  [ 2 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (expm1 (log1p (- (+ N 1) N))) (fma (+ N 1) N 1)))>
* * * * [misc]progress:  [ 3 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (fma (* (cbrt (+ N 1)) (cbrt (+ N 1))) (cbrt (+ N 1)) (- N)) (fma (+ N 1) N 1)))>
* [enter]simplify:  Simplifying (* (cbrt (+ N 1)) (cbrt (+ N 1)))
* * [misc]simplify:  iters left: 5 (5 enodes)
* * [misc]simplify:  iters left: 4 (108 enodes)
* [exit]simplify:  Simplified to (pow (+ 1 N) (+ 1/3 1/3))
* [misc]simplify:  Simplified (2 1 1) to (λ (N) (atan2 (fma (pow (+ 1 N) (+ 1/3 1/3)) (cbrt (+ N 1)) (- N)) (fma (+ N 1) N 1)))
* * * * [misc]progress:  [ 4 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (fma (sqrt (+ N 1)) (sqrt (+ N 1)) (- N)) (fma (+ N 1) N 1)))>
* [enter]simplify:  Simplifying (sqrt (+ N 1))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (89 enodes)
* [exit]simplify:  Simplified to (sqrt (+ 1 N))
* [misc]simplify:  Simplified (2 1 1) to (λ (N) (atan2 (fma (sqrt (+ 1 N)) (sqrt (+ N 1)) (- N)) (fma (+ N 1) N 1)))
* * * * [misc]progress:  [ 5 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (fma 1 (+ N 1) (- N)) (fma (+ N 1) N 1)))>
* * * * [misc]progress:  [ 6 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (pow (- (+ N 1) N) 1) (fma (+ N 1) N 1)))>
* * * * [misc]progress:  [ 7 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (exp (log (- (+ N 1) N))) (fma (+ N 1) N 1)))>
* * * * [misc]progress:  [ 8 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (log (exp (- (+ N 1) N))) (fma (+ N 1) N 1)))>
* * * * [misc]progress:  [ 9 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (* (* (cbrt (- (+ N 1) N)) (cbrt (- (+ N 1) N))) (cbrt (- (+ N 1) N))) (fma (+ N 1) N 1)))>
* * * * [misc]progress:  [ 10 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (cbrt (* (* (- (+ N 1) N) (- (+ N 1) N)) (- (+ N 1) N))) (fma (+ N 1) N 1)))>
* * * * [misc]progress:  [ 11 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (* (sqrt (- (+ N 1) N)) (sqrt (- (+ N 1) N))) (fma (+ N 1) N 1)))>
* * * * [misc]progress:  [ 12 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (/ (- (pow (+ N 1) 3) (pow N 3)) (+ (* (+ N 1) (+ N 1)) (+ (* N N) (* (+ N 1) N)))) (fma (+ N 1) N 1)))>
* * * * [misc]progress:  [ 13 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (+ (+ N 1) (- N)) (fma (+ N 1) N 1)))>
* * * * [misc]progress:  [ 14 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (* 1 (- (+ N 1) N)) (fma (+ N 1) N 1)))>
* * * * [misc]progress:  [ 15 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (/ (- (* (+ N 1) (+ N 1)) (* N N)) (+ (+ N 1) N)) (fma (+ N 1) N 1)))>
* * * * [misc]progress:  [ 16 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (+ N (- 1 N)) (fma (+ N 1) N 1)))>
* * * * [misc]progress:  [ 17 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 (+ (+ N 1) (- N)) (fma (+ N 1) N 1)))>
* * * * [misc]progress:  [ 18 / 32 ] simplifiying candidate #<alt (λ (N) (log1p (expm1 (atan2 (- (+ N 1) N) (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 19 / 32 ] simplifiying candidate #<alt (λ (N) (expm1 (log1p (atan2 (- (+ N 1) N) (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 20 / 32 ] simplifiying candidate #<alt (λ (N) (pow (atan2 (- (+ N 1) N) (fma (+ N 1) N 1)) 1))>
* * * * [misc]progress:  [ 21 / 32 ] simplifiying candidate #<alt (λ (N) (exp (log (atan2 (- (+ N 1) N) (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 22 / 32 ] simplifiying candidate #<alt (λ (N) (log (exp (atan2 (- (+ N 1) N) (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 23 / 32 ] simplifiying candidate #<alt (λ (N) (* (* (cbrt (atan2 (- (+ N 1) N) (fma (+ N 1) N 1))) (cbrt (atan2 (- (+ N 1) N) (fma (+ N 1) N 1)))) (cbrt (atan2 (- (+ N 1) N) (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 24 / 32 ] simplifiying candidate #<alt (λ (N) (cbrt (* (* (atan2 (- (+ N 1) N) (fma (+ N 1) N 1)) (atan2 (- (+ N 1) N) (fma (+ N 1) N 1))) (atan2 (- (+ N 1) N) (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 25 / 32 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 (- (+ N 1) N) (fma (+ N 1) N 1))) (sqrt (atan2 (- (+ N 1) N) (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 26 / 32 ] simplifiying candidate #<alt (λ (N) (* 1 (atan2 (- (+ N 1) N) (fma (+ N 1) N 1))))>
* * * * [misc]progress:  [ 27 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 1 (fma (+ N 1) N 1)))>
* [enter]simplify:  Simplifying 1
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 1
* [misc]simplify:  Simplified (2 1) to (λ (N) (atan2 1 (fma (+ N 1) N 1)))
* * * * [misc]progress:  [ 28 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 1 (fma (+ N 1) N 1)))>
* [enter]simplify:  Simplifying 1
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 1
* [misc]simplify:  Simplified (2 1) to (λ (N) (atan2 1 (fma (+ N 1) N 1)))
* * * * [misc]progress:  [ 29 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 1 (fma (+ N 1) N 1)))>
* [enter]simplify:  Simplifying 1
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 1
* [misc]simplify:  Simplified (2 1) to (λ (N) (atan2 1 (fma (+ N 1) N 1)))
* * * * [misc]progress:  [ 30 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 1 (fma (+ 1 N) N 1)))>
* [enter]simplify:  Simplifying (atan2 1 (fma (+ 1 N) N 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (109 enodes)
* [exit]simplify:  Simplified to (atan2 1 (fma (+ N 1) N 1))
* [misc]simplify:  Simplified (2) to (λ (N) (atan2 1 (fma (+ N 1) N 1)))
* * * * [misc]progress:  [ 31 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 1 (fma (+ 1 N) N 1)))>
* [enter]simplify:  Simplifying (atan2 1 (fma (+ 1 N) N 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (109 enodes)
* [exit]simplify:  Simplified to (atan2 1 (fma (+ N 1) N 1))
* [misc]simplify:  Simplified (2) to (λ (N) (atan2 1 (fma (+ N 1) N 1)))
* * * * [misc]progress:  [ 32 / 32 ] simplifiying candidate #<alt (λ (N) (atan2 1 (fma (+ 1 N) N 1)))>
* [enter]simplify:  Simplifying (atan2 1 (fma (+ 1 N) N 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (109 enodes)
* [exit]simplify:  Simplified to (atan2 1 (fma (+ N 1) N 1))
* [misc]simplify:  Simplified (2) to (λ (N) (atan2 1 (fma (+ N 1) N 1)))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 3 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt (λ (N) (atan2 1 (fma (+ N 1) N 1)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 1 ] rewriting at (2)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 1 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (atan2 1 (fma (+ N 1) N 1)) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ N 1) N 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ N 1) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ N 1) N 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ N 1) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ 1 N) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [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 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ 1 N) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]approximate:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [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 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ 1 (/ 1 (/ 1 N))) (/ 1 (/ 1 N)) 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]approximate:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [misc]backup-simplify:  Simplify (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [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 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (atan2 1 (fma (- 1 (/ 1 (/ 1 (- N)))) (/ -1 (/ 1 (- N))) 1)) into (atan2 1 (fma (+ 1 N) N 1))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 12 ] simplifiying candidate #<alt (λ (N) (log1p (expm1 (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 2 / 12 ] simplifiying candidate #<alt (λ (N) (expm1 (log1p (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 3 / 12 ] simplifiying candidate #<alt (λ (N) (pow (atan2 1 (fma (+ N 1) N 1)) 1))>
* * * * [misc]progress:  [ 4 / 12 ] simplifiying candidate #<alt (λ (N) (exp (log (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 5 / 12 ] simplifiying candidate #<alt (λ (N) (log (exp (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 6 / 12 ] simplifiying candidate #<alt (λ (N) (* (* (cbrt (atan2 1 (fma (+ N 1) N 1))) (cbrt (atan2 1 (fma (+ N 1) N 1)))) (cbrt (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 7 / 12 ] simplifiying candidate #<alt (λ (N) (cbrt (* (* (atan2 1 (fma (+ N 1) N 1)) (atan2 1 (fma (+ N 1) N 1))) (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 8 / 12 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 9 / 12 ] simplifiying candidate #<alt (λ (N) (* 1 (atan2 1 (fma (+ N 1) N 1))))>
* * * * [misc]progress:  [ 10 / 12 ] simplifiying candidate #<alt (λ (N) (atan2 1 (fma (+ 1 N) N 1)))>
* [enter]simplify:  Simplifying (atan2 1 (fma (+ 1 N) N 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (109 enodes)
* [exit]simplify:  Simplified to (atan2 1 (fma (+ N 1) N 1))
* [misc]simplify:  Simplified (2) to (λ (N) (atan2 1 (fma (+ N 1) N 1)))
* * * * [misc]progress:  [ 11 / 12 ] simplifiying candidate #<alt (λ (N) (atan2 1 (fma (+ 1 N) N 1)))>
* [enter]simplify:  Simplifying (atan2 1 (fma (+ 1 N) N 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (109 enodes)
* [exit]simplify:  Simplified to (atan2 1 (fma (+ N 1) N 1))
* [misc]simplify:  Simplified (2) to (λ (N) (atan2 1 (fma (+ N 1) N 1)))
* * * * [misc]progress:  [ 12 / 12 ] simplifiying candidate #<alt (λ (N) (atan2 1 (fma (+ 1 N) N 1)))>
* [enter]simplify:  Simplifying (atan2 1 (fma (+ 1 N) N 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (109 enodes)
* [exit]simplify:  Simplified to (atan2 1 (fma (+ N 1) N 1))
* [misc]simplify:  Simplified (2) to (λ (N) (atan2 1 (fma (+ N 1) N 1)))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 4 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 4 ] rewriting at (2 2)
* * * * [misc]progress:  [ 2 / 4 ] rewriting at (2 1)
* * * * [misc]progress:  [ 3 / 4 ] rewriting at (2)
* * * * [misc]progress:  [ 4 / 4 ] rewriting at (2 2 1)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 4 ] generating series at (2 2)
* [misc]approximate:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ N 1) N 1))) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ N 1) N 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ N 1) N 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ N 1) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 N) N 1))) into (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ N 1) N 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ N 1) N 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ N 1) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 N) N 1))) into (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 N) N 1))) into (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 N) N 1))) into (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* [misc]approximate:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1))) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))) into (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))) into (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))) into (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 (/ 1 (/ 1 N))) (/ 1 (/ 1 N)) 1))) into (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* [misc]approximate:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1))) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))) into (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))) into (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))) into (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (- 1 (/ 1 (/ 1 (- N)))) (/ -1 (/ 1 (- N))) 1))) into (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* * * * [misc]progress:  [ 2 / 4 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ N 1) N 1))) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ N 1) N 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ N 1) N 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ N 1) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 N) N 1))) into (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ N 1) N 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ N 1) N 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ N 1) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 N) N 1))) into (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 N) N 1))) into (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 N) N 1))) into (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* [misc]approximate:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1))) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))) into (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))) into (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))) into (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 (/ 1 (/ 1 N))) (/ 1 (/ 1 N)) 1))) into (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* [misc]approximate:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1))) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))) into (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))) into (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))) into (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (- 1 (/ 1 (/ 1 (- N)))) (/ -1 (/ 1 (- N))) 1))) into (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* * * * [misc]progress:  [ 3 / 4 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))) in N
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ N 1) N 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ N 1) N 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ N 1) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 N) N 1))) into (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ N 1) N 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ N 1) N 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ N 1) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 N) N 1))) into (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]taylor:  Taking taylor expansion of (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))) in N
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ N 1) N 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ N 1) N 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ N 1) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 N) N 1))) into (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ N 1) N 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ N 1) N 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ N 1) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 N) N 1))) into (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify (* (sqrt (atan2 1 (fma (+ 1 N) N 1))) (sqrt (atan2 1 (fma (+ 1 N) N 1)))) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ 1 N) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (+ 1 N) N 1))) 0) (* 0 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (+ 1 N) N 1))) 0) (+ (* 0 0) (* 0 (sqrt (atan2 1 (fma (+ 1 N) N 1)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (+ 1 N) N 1))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (atan2 1 (fma (+ 1 N) N 1))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (+ 1 N) N 1))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (atan2 1 (fma (+ 1 N) N 1)))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (+ 1 N) N 1))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (atan2 1 (fma (+ 1 N) N 1))))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 N) N 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (+ 1 N) N 1))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (atan2 1 (fma (+ 1 N) N 1)))))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ 1 N) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]approximate:  Taking taylor expansion of (* (sqrt (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1))) (sqrt (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)))) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (* (sqrt (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1))) (sqrt (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)))) in N
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))) into (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))) into (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]taylor:  Taking taylor expansion of (* (sqrt (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1))) (sqrt (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)))) in N
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))) into (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))) into (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (* (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))) (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)))) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))) 0) (* 0 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))) 0) (+ (* 0 0) (* 0 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)))))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ 1 (/ 1 (/ 1 N))) (/ 1 (/ 1 N)) 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]approximate:  Taking taylor expansion of (* (sqrt (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1))) (sqrt (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)))) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (* (sqrt (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1))) (sqrt (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)))) in N
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))) into (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))) into (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]taylor:  Taking taylor expansion of (* (sqrt (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1))) (sqrt (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)))) in N
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))) into (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1))) in N
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [misc]backup-simplify:  Simplify (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))) into (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (* (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))) (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)))) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [misc]backup-simplify:  Simplify (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))) 0) (* 0 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))) 0) (+ (* 0 0) (* 0 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqrt (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)))))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (atan2 1 (fma (- 1 (/ 1 (/ 1 (- N)))) (/ -1 (/ 1 (- N))) 1)) into (atan2 1 (fma (+ 1 N) N 1))
* * * * [misc]progress:  [ 4 / 4 ] generating series at (2 2 1)
* [misc]approximate:  Taking taylor expansion of (atan2 1 (fma (+ N 1) N 1)) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ N 1) N 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ N 1) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ N 1) N 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ N 1) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ 1 N) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [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 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ 1 N) N 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]approximate:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 N) 1) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1)) into (atan2 1 (fma (+ 1 (/ 1 N)) (/ 1 N) 1))
* [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 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ 1 (/ 1 (/ 1 N))) (/ 1 (/ 1 N)) 1)) into (atan2 1 (fma (+ 1 N) N 1))
* [misc]approximate:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) in (N) around 0
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [misc]taylor:  Taking taylor expansion of (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) in N
* [misc]backup-simplify:  Simplify (atan2 1 (fma (+ (/ 1 (- N)) 1) (/ 1 (- N)) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [misc]backup-simplify:  Simplify (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1)) into (atan2 1 (fma (- 1 (/ 1 N)) (/ -1 N) 1))
* [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 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (atan2 1 (fma (- 1 (/ 1 (/ 1 (- N)))) (/ -1 (/ 1 (- N))) 1)) into (atan2 1 (fma (+ 1 N) N 1))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (log1p (expm1 (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 2 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (expm1 (log1p (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 3 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (pow (atan2 1 (fma (+ N 1) N 1)) 1/2)))>
* * * * [misc]progress:  [ 4 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (pow (sqrt (atan2 1 (fma (+ N 1) N 1))) 1)))>
* * * * [misc]progress:  [ 5 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (exp (log (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 6 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (log (exp (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 7 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (* (* (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1))))) (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 8 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (cbrt (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 9 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (* (sqrt (* (cbrt (atan2 1 (fma (+ N 1) N 1))) (cbrt (atan2 1 (fma (+ N 1) N 1))))) (sqrt (cbrt (atan2 1 (fma (+ N 1) N 1)))))))>
* [enter]simplify:  Simplifying (sqrt (* (cbrt (atan2 1 (fma (+ N 1) N 1))) (cbrt (atan2 1 (fma (+ N 1) N 1)))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (165 enodes)
* [exit]simplify:  Simplified to (cbrt (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 2 1) to (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (* (cbrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (cbrt (atan2 1 (fma (+ N 1) N 1)))))))
* * * * [misc]progress:  [ 10 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (* (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* [enter]simplify:  Simplifying (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (147 enodes)
* [exit]simplify:  Simplified to (pow (atan2 1 (fma (+ N 1) N 1)) (* 1/2 1/2))
* [misc]simplify:  Simplified (2 2 1) to (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (* (pow (atan2 1 (fma (+ N 1) N 1)) (* 1/2 1/2)) (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1)))))))
* * * * [misc]progress:  [ 11 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (* (sqrt 1) (sqrt (atan2 1 (fma (+ N 1) N 1))))))>
* [enter]simplify:  Simplifying (sqrt 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqrt 1)
* [misc]simplify:  Simplified (2 2 1) to (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (* (sqrt 1) (sqrt (atan2 1 (fma (+ N 1) N 1))))))
* * * * [misc]progress:  [ 12 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (* (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 13 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (fabs (sqrt (atan2 1 (fma (+ N 1) N 1))))))>
* [enter]simplify:  Simplifying (sqrt (atan2 1 (fma (+ N 1) N 1)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (129 enodes)
* [exit]simplify:  Simplified to (sqrt (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 2 1) to (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (fabs (sqrt (atan2 1 (fma (+ N 1) N 1))))))
* * * * [misc]progress:  [ 14 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (* 1 (sqrt (atan2 1 (fma (+ N 1) N 1))))))>
* * * * [misc]progress:  [ 15 / 81 ] simplifiying candidate #<alt (λ (N) (* (log1p (expm1 (sqrt (atan2 1 (fma (+ N 1) N 1))))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 16 / 81 ] simplifiying candidate #<alt (λ (N) (* (expm1 (log1p (sqrt (atan2 1 (fma (+ N 1) N 1))))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 17 / 81 ] simplifiying candidate #<alt (λ (N) (* (pow (atan2 1 (fma (+ N 1) N 1)) 1/2) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 18 / 81 ] simplifiying candidate #<alt (λ (N) (* (pow (sqrt (atan2 1 (fma (+ N 1) N 1))) 1) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 19 / 81 ] simplifiying candidate #<alt (λ (N) (* (exp (log (sqrt (atan2 1 (fma (+ N 1) N 1))))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 20 / 81 ] simplifiying candidate #<alt (λ (N) (* (log (exp (sqrt (atan2 1 (fma (+ N 1) N 1))))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 21 / 81 ] simplifiying candidate #<alt (λ (N) (* (* (* (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1))))) (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1))))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 22 / 81 ] simplifiying candidate #<alt (λ (N) (* (cbrt (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1))))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 23 / 81 ] simplifiying candidate #<alt (λ (N) (* (* (sqrt (* (cbrt (atan2 1 (fma (+ N 1) N 1))) (cbrt (atan2 1 (fma (+ N 1) N 1))))) (sqrt (cbrt (atan2 1 (fma (+ N 1) N 1))))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* [enter]simplify:  Simplifying (sqrt (* (cbrt (atan2 1 (fma (+ N 1) N 1))) (cbrt (atan2 1 (fma (+ N 1) N 1)))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (165 enodes)
* [exit]simplify:  Simplified to (cbrt (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 1 1) to (λ (N) (* (* (cbrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (cbrt (atan2 1 (fma (+ N 1) N 1))))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * * * [misc]progress:  [ 24 / 81 ] simplifiying candidate #<alt (λ (N) (* (* (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1))))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* [enter]simplify:  Simplifying (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (147 enodes)
* [exit]simplify:  Simplified to (pow (atan2 1 (fma (+ N 1) N 1)) (* 1/2 1/2))
* [misc]simplify:  Simplified (2 1 1) to (λ (N) (* (* (pow (atan2 1 (fma (+ N 1) N 1)) (* 1/2 1/2)) (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1))))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * * * [misc]progress:  [ 25 / 81 ] simplifiying candidate #<alt (λ (N) (* (* (sqrt 1) (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* [enter]simplify:  Simplifying (sqrt 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqrt 1)
* [misc]simplify:  Simplified (2 1 1) to (λ (N) (* (* (sqrt 1) (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * * * [misc]progress:  [ 26 / 81 ] simplifiying candidate #<alt (λ (N) (* (* (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1))))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 27 / 81 ] simplifiying candidate #<alt (λ (N) (* (fabs (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* [enter]simplify:  Simplifying (sqrt (atan2 1 (fma (+ N 1) N 1)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (129 enodes)
* [exit]simplify:  Simplified to (sqrt (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 1 1) to (λ (N) (* (fabs (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * * * [misc]progress:  [ 28 / 81 ] simplifiying candidate #<alt (λ (N) (* (* 1 (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 29 / 81 ] simplifiying candidate #<alt (λ (N) (log1p (expm1 (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 30 / 81 ] simplifiying candidate #<alt (λ (N) (expm1 (log1p (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 31 / 81 ] simplifiying candidate #<alt (λ (N) (pow (atan2 1 (fma (+ N 1) N 1)) (+ 1/2 1/2)))>
* [enter]simplify:  Simplifying (atan2 1 (fma (+ N 1) N 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (110 enodes)
* [exit]simplify:  Simplified to (atan2 1 (fma (+ N 1) N 1))
* [misc]simplify:  Simplified (2 1) to (λ (N) (pow (atan2 1 (fma (+ N 1) N 1)) (+ 1/2 1/2)))
* [enter]simplify:  Simplifying (+ 1/2 1/2)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (47 enodes)
* [exit]simplify:  Simplified to (+ 1/2 1/2)
* [misc]simplify:  Simplified (2 2) to (λ (N) (pow (atan2 1 (fma (+ N 1) N 1)) (+ 1/2 1/2)))
* * * * [misc]progress:  [ 32 / 81 ] simplifiying candidate #<alt (λ (N) (pow (sqrt (atan2 1 (fma (+ N 1) N 1))) (+ 1 1)))>
* [enter]simplify:  Simplifying (sqrt (atan2 1 (fma (+ N 1) N 1)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (129 enodes)
* [exit]simplify:  Simplified to (sqrt (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 1) to (λ (N) (pow (sqrt (atan2 1 (fma (+ N 1) N 1))) (+ 1 1)))
* [enter]simplify:  Simplifying (+ 1 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (46 enodes)
* [exit]simplify:  Simplified to 1
* [misc]simplify:  Simplified (2 2) to (λ (N) (pow (sqrt (atan2 1 (fma (+ N 1) N 1))) 1))
* * * * [misc]progress:  [ 33 / 81 ] simplifiying candidate #<alt (λ (N) (pow (* (atan2 1 (fma (+ N 1) N 1)) (atan2 1 (fma (+ N 1) N 1))) 1/2))>
* [enter]simplify:  Simplifying (* (atan2 1 (fma (+ N 1) N 1)) (atan2 1 (fma (+ N 1) N 1)))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (130 enodes)
* [exit]simplify:  Simplified to (* (atan2 1 (fma (+ N 1) N 1)) (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 1) to (λ (N) (pow (* (atan2 1 (fma (+ N 1) N 1)) (atan2 1 (fma (+ N 1) N 1))) 1/2))
* * * * [misc]progress:  [ 34 / 81 ] simplifiying candidate #<alt (λ (N) (pow (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))) 1))>
* [enter]simplify:  Simplifying (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (147 enodes)
* [exit]simplify:  Simplified to (atan2 1 (fma (+ N 1) N 1))
* [misc]simplify:  Simplified (2 1) to (λ (N) (pow (atan2 1 (fma (+ N 1) N 1)) 1))
* * * * [misc]progress:  [ 35 / 81 ] simplifiying candidate #<alt (λ (N) (pow (sqrt (atan2 1 (fma (+ N 1) N 1))) 2))>
* * * * [misc]progress:  [ 36 / 81 ] simplifiying candidate #<alt (λ (N) (pow (sqrt (atan2 1 (fma (+ N 1) N 1))) (+ 1 1)))>
* [enter]simplify:  Simplifying (sqrt (atan2 1 (fma (+ N 1) N 1)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (129 enodes)
* [exit]simplify:  Simplified to (sqrt (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 1) to (λ (N) (pow (sqrt (atan2 1 (fma (+ N 1) N 1))) (+ 1 1)))
* * * * [misc]progress:  [ 37 / 81 ] simplifiying candidate #<alt (λ (N) (pow (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))) 1))>
* * * * [misc]progress:  [ 38 / 81 ] simplifiying candidate #<alt (λ (N) (exp (+ (log (sqrt (atan2 1 (fma (+ N 1) N 1)))) (log (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* [enter]simplify:  Simplifying (+ (log (sqrt (atan2 1 (fma (+ N 1) N 1)))) (log (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (172 enodes)
* [exit]simplify:  Simplified to (/ 0 0)
* [misc]simplify:  Simplified (2 1) to (λ (N) (exp (/ 0 0)))
* * * * [misc]progress:  [ 39 / 81 ] simplifiying candidate #<alt (λ (N) (exp (log (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 40 / 81 ] simplifiying candidate #<alt (λ (N) (log (exp (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 41 / 81 ] simplifiying candidate #<alt (λ (N) (cbrt (* (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1)))) (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* [enter]simplify:  Simplifying (* (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1)))) (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (190 enodes)
* [exit]simplify:  Simplified to (pow (atan2 1 (fma (+ N 1) N 1)) 3)
* [misc]simplify:  Simplified (2 1) to (λ (N) (cbrt (pow (atan2 1 (fma (+ N 1) N 1)) 3)))
* * * * [misc]progress:  [ 42 / 81 ] simplifiying candidate #<alt (λ (N) (* (* (cbrt (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1))))) (cbrt (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))) (cbrt (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 43 / 81 ] simplifiying candidate #<alt (λ (N) (cbrt (* (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1))))) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 44 / 81 ] simplifiying candidate #<alt (λ (N) (sqrt (* (atan2 1 (fma (+ N 1) N 1)) (atan2 1 (fma (+ N 1) N 1)))))>
* [enter]simplify:  Simplifying (* (atan2 1 (fma (+ N 1) N 1)) (atan2 1 (fma (+ N 1) N 1)))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (130 enodes)
* [exit]simplify:  Simplified to (* (atan2 1 (fma (+ N 1) N 1)) (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 1) to (λ (N) (sqrt (* (atan2 1 (fma (+ N 1) N 1)) (atan2 1 (fma (+ N 1) N 1)))))
* * * * [misc]progress:  [ 45 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1))))) (sqrt (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 46 / 81 ] simplifiying candidate #<alt (λ (N) (atan2 1 (fma (+ N 1) N 1)))>
* [enter]simplify:  Simplifying (fma (+ N 1) N 1)
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (91 enodes)
* [exit]simplify:  Simplified to (fma (+ 1 N) N 1)
* [misc]simplify:  Simplified (2 2) to (λ (N) (atan2 1 (fma (+ 1 N) N 1)))
* * * * [misc]progress:  [ 47 / 81 ] simplifiying candidate #<alt (λ (N) (* 1 (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1))))))>
* * * * [misc]progress:  [ 48 / 81 ] simplifiying candidate #<alt (λ (N) (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (* (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1)))))) (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1))))))>
* [enter]simplify:  Simplifying (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (146 enodes)
* [exit]simplify:  Simplified to (pow (atan2 1 (fma (+ N 1) N 1)) (* 1/2 1/3))
* [misc]simplify:  Simplified (2 2) to (λ (N) (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (* (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1)))))) (pow (atan2 1 (fma (+ N 1) N 1)) (* 1/2 1/3))))
* * * * [misc]progress:  [ 49 / 81 ] simplifiying candidate #<alt (λ (N) (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (* (cbrt (atan2 1 (fma (+ N 1) N 1))) (cbrt (atan2 1 (fma (+ N 1) N 1)))))) (sqrt (cbrt (atan2 1 (fma (+ N 1) N 1))))))>
* [enter]simplify:  Simplifying (sqrt (cbrt (atan2 1 (fma (+ N 1) N 1))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (146 enodes)
* [exit]simplify:  Simplified to (pow (atan2 1 (fma (+ N 1) N 1)) (* 1/3 1/2))
* [misc]simplify:  Simplified (2 2) to (λ (N) (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (* (cbrt (atan2 1 (fma (+ N 1) N 1))) (cbrt (atan2 1 (fma (+ N 1) N 1)))))) (pow (atan2 1 (fma (+ N 1) N 1)) (* 1/3 1/2))))
* * * * [misc]progress:  [ 50 / 81 ] simplifiying candidate #<alt (λ (N) (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1))))) (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1))))))>
* [enter]simplify:  Simplifying (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (147 enodes)
* [exit]simplify:  Simplified to (pow (atan2 1 (fma (+ N 1) N 1)) (* 1/2 1/2))
* [misc]simplify:  Simplified (2 2) to (λ (N) (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1))))) (pow (atan2 1 (fma (+ N 1) N 1)) (* 1/2 1/2))))
* * * * [misc]progress:  [ 51 / 81 ] simplifiying candidate #<alt (λ (N) (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt 1)) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* [enter]simplify:  Simplifying (sqrt (atan2 1 (fma (+ N 1) N 1)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (129 enodes)
* [exit]simplify:  Simplified to (sqrt (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 2) to (λ (N) (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt 1)) (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * * * [misc]progress:  [ 52 / 81 ] simplifiying candidate #<alt (λ (N) (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1))))) (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1))))))>
* [enter]simplify:  Simplifying (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (147 enodes)
* [exit]simplify:  Simplified to (pow (atan2 1 (fma (+ N 1) N 1)) (* 1/2 1/2))
* [misc]simplify:  Simplified (2 2) to (λ (N) (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1))))) (pow (atan2 1 (fma (+ N 1) N 1)) (* 1/2 1/2))))
* * * * [misc]progress:  [ 53 / 81 ] simplifiying candidate #<alt (λ (N) (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) 1) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* [enter]simplify:  Simplifying (sqrt (atan2 1 (fma (+ N 1) N 1)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (129 enodes)
* [exit]simplify:  Simplified to (sqrt (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 2) to (λ (N) (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) 1) (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * * * [misc]progress:  [ 54 / 81 ] simplifiying candidate #<alt (λ (N) (* (* (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1))))) (* (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1))))))>
* [enter]simplify:  Simplifying (* (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (167 enodes)
* [exit]simplify:  Simplified to (cbrt (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 1) to (λ (N) (* (cbrt (atan2 1 (fma (+ N 1) N 1))) (* (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1))))))
* * * * [misc]progress:  [ 55 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (* (cbrt (atan2 1 (fma (+ N 1) N 1))) (cbrt (atan2 1 (fma (+ N 1) N 1))))) (* (sqrt (cbrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1))))))>
* [enter]simplify:  Simplifying (sqrt (* (cbrt (atan2 1 (fma (+ N 1) N 1))) (cbrt (atan2 1 (fma (+ N 1) N 1)))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (165 enodes)
* [exit]simplify:  Simplified to (cbrt (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 1) to (λ (N) (* (cbrt (atan2 1 (fma (+ N 1) N 1))) (* (sqrt (cbrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1))))))
* * * * [misc]progress:  [ 56 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (* (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1))))))>
* [enter]simplify:  Simplifying (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (147 enodes)
* [exit]simplify:  Simplified to (pow (atan2 1 (fma (+ N 1) N 1)) (* 1/2 1/2))
* [misc]simplify:  Simplified (2 1) to (λ (N) (* (pow (atan2 1 (fma (+ N 1) N 1)) (* 1/2 1/2)) (* (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1))))))
* * * * [misc]progress:  [ 57 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt 1) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1))))))>
* [enter]simplify:  Simplifying (sqrt 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqrt 1)
* [misc]simplify:  Simplified (2 1) to (λ (N) (* (sqrt 1) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1))))))
* * * * [misc]progress:  [ 58 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (* (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1))))))>
* [enter]simplify:  Simplifying (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (147 enodes)
* [exit]simplify:  Simplified to (pow (atan2 1 (fma (+ N 1) N 1)) (* 1/2 1/2))
* [misc]simplify:  Simplified (2 1) to (λ (N) (* (pow (atan2 1 (fma (+ N 1) N 1)) (* 1/2 1/2)) (* (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1))))))
* * * * [misc]progress:  [ 59 / 81 ] simplifiying candidate #<alt (λ (N) (* 1 (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1))))))>
* * * * [misc]progress:  [ 60 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* * * * [misc]progress:  [ 61 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (log1p (expm1 (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 62 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (expm1 (log1p (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 63 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (pow (atan2 1 (fma (+ N 1) N 1)) 1))))>
* * * * [misc]progress:  [ 64 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (exp (log (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 65 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (log (exp (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 66 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (* (* (cbrt (atan2 1 (fma (+ N 1) N 1))) (cbrt (atan2 1 (fma (+ N 1) N 1)))) (cbrt (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 67 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (cbrt (* (* (atan2 1 (fma (+ N 1) N 1)) (atan2 1 (fma (+ N 1) N 1))) (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 68 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))))>
* * * * [misc]progress:  [ 69 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (* 1 (atan2 1 (fma (+ N 1) N 1))))))>
* * * * [misc]progress:  [ 70 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ 1 N) N 1)))))>
* [enter]simplify:  Simplifying (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (128 enodes)
* [exit]simplify:  Simplified to (sqrt (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 2) to (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * * * [misc]progress:  [ 71 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ 1 N) N 1)))))>
* [enter]simplify:  Simplifying (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (128 enodes)
* [exit]simplify:  Simplified to (sqrt (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 2) to (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * * * [misc]progress:  [ 72 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ 1 N) N 1)))))>
* [enter]simplify:  Simplifying (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (128 enodes)
* [exit]simplify:  Simplified to (sqrt (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 2) to (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * * * [misc]progress:  [ 73 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ 1 N) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* [enter]simplify:  Simplifying (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (128 enodes)
* [exit]simplify:  Simplified to (sqrt (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 1) to (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * * * [misc]progress:  [ 74 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ 1 N) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* [enter]simplify:  Simplifying (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (128 enodes)
* [exit]simplify:  Simplified to (sqrt (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 1) to (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * * * [misc]progress:  [ 75 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ 1 N) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))>
* [enter]simplify:  Simplifying (sqrt (atan2 1 (fma (+ 1 N) N 1)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (128 enodes)
* [exit]simplify:  Simplified to (sqrt (atan2 1 (fma (+ N 1) N 1)))
* [misc]simplify:  Simplified (2 1) to (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * * * [misc]progress:  [ 76 / 81 ] simplifiying candidate #<alt (λ (N) (atan2 1 (fma (+ 1 N) N 1)))>
* [enter]simplify:  Simplifying (atan2 1 (fma (+ 1 N) N 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (109 enodes)
* [exit]simplify:  Simplified to (atan2 1 (fma (+ N 1) N 1))
* [misc]simplify:  Simplified (2) to (λ (N) (atan2 1 (fma (+ N 1) N 1)))
* * * * [misc]progress:  [ 77 / 81 ] simplifiying candidate #<alt (λ (N) (atan2 1 (fma (+ 1 N) N 1)))>
* [enter]simplify:  Simplifying (atan2 1 (fma (+ 1 N) N 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (109 enodes)
* [exit]simplify:  Simplified to (atan2 1 (fma (+ N 1) N 1))
* [misc]simplify:  Simplified (2) to (λ (N) (atan2 1 (fma (+ N 1) N 1)))
* * * * [misc]progress:  [ 78 / 81 ] simplifiying candidate #<alt (λ (N) (atan2 1 (fma (+ 1 N) N 1)))>
* [enter]simplify:  Simplifying (atan2 1 (fma (+ 1 N) N 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (109 enodes)
* [exit]simplify:  Simplified to (atan2 1 (fma (+ N 1) N 1))
* [misc]simplify:  Simplified (2) to (λ (N) (atan2 1 (fma (+ N 1) N 1)))
* * * * [misc]progress:  [ 79 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ 1 N) N 1)))))>
* [enter]simplify:  Simplifying (atan2 1 (fma (+ 1 N) N 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (109 enodes)
* [exit]simplify:  Simplified to (atan2 1 (fma (+ N 1) N 1))
* [misc]simplify:  Simplified (2 2 1) to (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * * * [misc]progress:  [ 80 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ 1 N) N 1)))))>
* [enter]simplify:  Simplifying (atan2 1 (fma (+ 1 N) N 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (109 enodes)
* [exit]simplify:  Simplified to (atan2 1 (fma (+ N 1) N 1))
* [misc]simplify:  Simplified (2 2 1) to (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * * * [misc]progress:  [ 81 / 81 ] simplifiying candidate #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ 1 N) N 1)))))>
* [enter]simplify:  Simplifying (atan2 1 (fma (+ 1 N) N 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (109 enodes)
* [exit]simplify:  Simplified to (atan2 1 (fma (+ N 1) N 1))
* [misc]simplify:  Simplified (2 2 1) to (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))
* * * [misc]progress:  adding candidates to table
* [misc]progress:  [Phase 3 of 3] Extracting.
* * [misc]regime-changes:  Finding splitpoints for: (#<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (cbrt (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))))> #<alt (λ (N) (* (* (cbrt (atan2 1 (fma (+ N 1) N 1))) (cbrt (atan2 1 (fma (+ N 1) N 1)))) (cbrt (atan2 1 (fma (+ N 1) N 1)))))> #<alt (λ (N) (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1))))) (sqrt (sqrt (atan2 1 (fma (+ N 1) N 1))))))> #<alt (λ (N) (* (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (* (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1)))) (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1)))))) (cbrt (sqrt (atan2 1 (fma (+ N 1) N 1))))))> #<alt (λ (N) (* (sqrt (atan2 1 (fma (+ N 1) N 1))) (sqrt (atan2 1 (fma (+ N 1) N 1)))))> #<alt (λ (N) (/ (- (pow (atan (+ N 1)) 3) (pow (atan N) 3)) (+ (* (atan (+ N 1)) (atan (+ N 1))) (+ (* (atan N) (atan N)) (* (atan (+ N 1)) (atan N))))))> #<alt (λ (N) (atan2 1 (fma (+ N 1) N 1)))>)
* [misc]regimes:  Found splitpoints: (#s(sp 0 (- (atan (+ N 1)) (atan N)) +nan.0)) , with alts (#<alt (λ (N) (atan2 1 (fma (+ N 1) N 1)))>)
* [enter]simplify:  Simplifying (atan2 1 (fma (+ N 1) N 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (atan2 1 (fma (+ N 1) N 1))
* * * * [misc]points:  Sampling 8000 additional inputs, on iter 0 have 0 / 8000
* * * * [misc]points:  Computing exacts on every 500 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 1088
* * * * [misc]points:  Setting MPFR precision to 1344
* * * * [misc]points:  Computing exacts on every 250 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 1088
* * * * [misc]points:  Setting MPFR precision to 1344
* * * * [misc]points:  Computing exacts on every 125 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 1088
* * * * [misc]points:  Setting MPFR precision to 1344
* * * * [misc]points:  Computing exacts on every 62 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 1088
* * * * [misc]points:  Setting MPFR precision to 1344
* * * * [misc]points:  Computing exacts on every 31 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 1088
* * * * [misc]points:  Setting MPFR precision to 1344
* * * * [misc]points:  Computing exacts on every 15 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 1088
* * * * [misc]points:  Setting MPFR precision to 1344
* * * * [misc]points:  Computing exacts on every 7 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 1088
* * * * [misc]points:  Setting MPFR precision to 1344
* * * * [misc]points:  Computing exacts on every 3 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 1088
* * * * [misc]points:  Setting MPFR precision to 1344
* * * * [misc]points:  Computing exacts for 8000 points
* * * * [misc]points:  Setting MPFR precision to 1088
* * * * [misc]points:  Setting MPFR precision to 1344
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [exit]points:  Sampled 8000 points with exact outputs