7.478 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.028 * * * [progress]: [2/2] Setting up program.
0.031 * [progress]: [Phase 2 of 3] Improving.
0.031 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (atan (+ N 1.0)) (atan N))
0.034 * * [simplify]: iteration  0 :  7  enodes  (cost  7 )
0.034 * * [simplify]: iteration  1 :  7  enodes  (cost  7 )
0.034 * [simplify]: Simplified to:
   (- (atan (+ N 1.0)) (atan N))
0.035 * * [progress]: iteration 1 / 4
0.035 * * * [progress]: picking best candidate
0.037 * * * * [pick]: Picked  #<alt (λ (N) (- (atan (+ N 1.0)) (atan N)))>
0.037 * * * [progress]: localizing error
0.043 * * * [progress]: generating rewritten candidates
0.043 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.046 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.047 * * * [progress]: generating series expansions
0.048 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.048 * [approximate]: Taking taylor expansion of (- (atan (+ N 1.0)) (atan N)) in (N) around 0
0.048 * [taylor]: Taking taylor expansion of (- (atan (+ N 1.0)) (atan N)) in N
0.048 * [taylor]: Taking taylor expansion of (atan (+ N 1.0)) in N
0.048 * [taylor]: Taking taylor expansion of (atan N) in N
0.048 * [taylor]: Taking taylor expansion of (- (atan (+ N 1.0)) (atan N)) in N
0.048 * [taylor]: Taking taylor expansion of (atan (+ N 1.0)) in N
0.048 * [taylor]: Taking taylor expansion of (atan N) in N
0.048 * [approximate]: Taking taylor expansion of (- (atan (+ (/ 1 N) 1.0)) (atan (/ 1 N))) in (N) around 0
0.048 * [taylor]: Taking taylor expansion of (- (atan (+ (/ 1 N) 1.0)) (atan (/ 1 N))) in N
0.048 * [taylor]: Taking taylor expansion of (atan (+ (/ 1 N) 1.0)) in N
0.048 * [taylor]: Taking taylor expansion of (atan (/ 1 N)) in N
0.049 * [taylor]: Taking taylor expansion of (- (atan (+ (/ 1 N) 1.0)) (atan (/ 1 N))) in N
0.049 * [taylor]: Taking taylor expansion of (atan (+ (/ 1 N) 1.0)) in N
0.049 * [taylor]: Taking taylor expansion of (atan (/ 1 N)) in N
0.049 * [approximate]: Taking taylor expansion of (- (atan (- 1.0 (/ 1 N))) (atan (/ -1 N))) in (N) around 0
0.049 * [taylor]: Taking taylor expansion of (- (atan (- 1.0 (/ 1 N))) (atan (/ -1 N))) in N
0.049 * [taylor]: Taking taylor expansion of (atan (- 1.0 (/ 1 N))) in N
0.049 * [taylor]: Taking taylor expansion of (atan (/ -1 N)) in N
0.049 * [taylor]: Taking taylor expansion of (- (atan (- 1.0 (/ 1 N))) (atan (/ -1 N))) in N
0.049 * [taylor]: Taking taylor expansion of (atan (- 1.0 (/ 1 N))) in N
0.049 * [taylor]: Taking taylor expansion of (atan (/ -1 N)) in N
0.050 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.050 * [approximate]: Taking taylor expansion of (atan (+ N 1.0)) in (N) around 0
0.050 * [taylor]: Taking taylor expansion of (atan (+ N 1.0)) in N
0.050 * [taylor]: Taking taylor expansion of (atan (+ N 1.0)) in N
0.050 * [approximate]: Taking taylor expansion of (atan (+ (/ 1 N) 1.0)) in (N) around 0
0.050 * [taylor]: Taking taylor expansion of (atan (+ (/ 1 N) 1.0)) in N
0.050 * [taylor]: Taking taylor expansion of (atan (+ (/ 1 N) 1.0)) in N
0.050 * [approximate]: Taking taylor expansion of (atan (- 1.0 (/ 1 N))) in (N) around 0
0.050 * [taylor]: Taking taylor expansion of (atan (- 1.0 (/ 1 N))) in N
0.050 * [taylor]: Taking taylor expansion of (atan (- 1.0 (/ 1 N))) in N
0.051 * * * [progress]: simplifying candidates
0.051 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ N 1.0) N)
  (+ 1 (* (+ N 1.0) N))
  (/ (exp (atan (+ N 1.0))) (exp (atan N)))
  (log (- (atan (+ N 1.0)) (atan N)))
  (exp (- (atan (+ N 1.0)) (atan N)))
  (* (cbrt (- (atan (+ N 1.0)) (atan N))) (cbrt (- (atan (+ N 1.0)) (atan N))))
  (cbrt (- (atan (+ N 1.0)) (atan N)))
  (* (* (- (atan (+ N 1.0)) (atan N)) (- (atan (+ N 1.0)) (atan N))) (- (atan (+ N 1.0)) (atan N)))
  (sqrt (- (atan (+ N 1.0)) (atan N)))
  (sqrt (- (atan (+ N 1.0)) (atan N)))
  (- (pow (atan (+ N 1.0)) 3) (pow (atan N) 3))
  (+ (* (atan (+ N 1.0)) (atan (+ N 1.0))) (+ (* (atan N) (atan N)) (* (atan (+ N 1.0)) (atan N))))
  (neg (atan N))
  (- (* (atan (+ N 1.0)) (atan (+ N 1.0))) (* (atan N) (atan N)))
  (+ (atan (+ N 1.0)) (atan N))
  (+ (sqrt (atan (+ N 1.0))) (sqrt (atan N)))
  (- (sqrt (atan (+ N 1.0))) (sqrt (atan N)))
  (- (atan (+ N 1.0)) (atan N))
  (log (atan (+ N 1.0)))
  (exp (atan (+ N 1.0)))
  (* (cbrt (atan (+ N 1.0))) (cbrt (atan (+ N 1.0))))
  (cbrt (atan (+ N 1.0)))
  (* (* (atan (+ N 1.0)) (atan (+ N 1.0))) (atan (+ N 1.0)))
  (sqrt (atan (+ N 1.0)))
  (sqrt (atan (+ N 1.0)))
  (- (atan (+ N 1.0)) (atan N))
  (- (atan (+ N 1.0)) (atan N))
  (- (atan (+ N 1.0)) (atan N))
  (atan (+ N 1.0))
  (atan (+ N 1.0))
  (atan (+ N 1.0))
0.070 * * [simplify]: iteration  0 :  5041  enodes  (cost  236 )
0.072 * [simplify]: Simplified to:
   1.0
  (+ 1 (* N (+ N 1.0)))
  (exp (- (atan (+ N 1.0)) (atan N)))
  (log (- (atan (+ N 1.0)) (atan N)))
  (exp (- (atan (+ N 1.0)) (atan N)))
  (* (cbrt (- (atan (+ N 1.0)) (atan N))) (cbrt (- (atan (+ N 1.0)) (atan N))))
  (cbrt (- (atan (+ N 1.0)) (atan N)))
  (pow (- (atan (+ N 1.0)) (atan N)) 3)
  (sqrt (- (atan (+ N 1.0)) (atan N)))
  (sqrt (- (atan (+ N 1.0)) (atan N)))
  (- (pow (atan (+ N 1.0)) 3) (pow (atan N) 3))
  (+ (* (atan N) (atan N)) (* (atan (+ N 1.0)) (+ (atan (+ N 1.0)) (atan N))))
  (neg (atan N))
  (- (* (atan (+ N 1.0)) (atan (+ N 1.0))) (* (atan N) (atan N)))
  (+ (atan (+ N 1.0)) (atan N))
  (+ (sqrt (atan (+ N 1.0))) (sqrt (atan N)))
  (- (sqrt (atan (+ N 1.0))) (sqrt (atan N)))
  (- (atan (+ N 1.0)) (atan N))
  (log (atan (+ N 1.0)))
  (exp (atan (+ N 1.0)))
  (* (cbrt (atan (+ N 1.0))) (cbrt (atan (+ N 1.0))))
  (cbrt (atan (+ N 1.0)))
  (pow (atan (+ N 1.0)) 3)
  (sqrt (atan (+ N 1.0)))
  (sqrt (atan (+ N 1.0)))
  (- (atan (+ N 1.0)) (atan N))
  (- (atan (+ N 1.0)) (atan N))
  (- (atan (+ N 1.0)) (atan N))
  (atan (+ N 1.0))
  (atan (+ N 1.0))
  (atan (+ N 1.0))
0.072 * * * [progress]: adding candidates to table
0.107 * * [progress]: iteration 2 / 4
0.108 * * * [progress]: picking best candidate
0.110 * * * * [pick]: Picked  #<alt (λ (N) (atan2 1.0 (+ 1 (* N (+ N 1.0)))))>
0.110 * * * [progress]: localizing error
0.115 * * * [progress]: generating rewritten candidates
0.115 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.116 * * * [progress]: generating series expansions
0.116 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.116 * [approximate]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in (N) around 0
0.116 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in N
0.116 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in N
0.117 * [approximate]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in (N) around 0
0.117 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in N
0.117 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in N
0.118 * [approximate]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in (N) around 0
0.118 * [taylor]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in N
0.118 * [taylor]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in N
0.118 * * * [progress]: simplifying candidates
0.118 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (atan2 1.0 (+ 1 (* N (+ N 1.0)))))
  (exp (atan2 1.0 (+ 1 (* N (+ N 1.0)))))
  (* (cbrt (atan2 1.0 (+ 1 (* N (+ N 1.0))))) (cbrt (atan2 1.0 (+ 1 (* N (+ N 1.0))))))
  (cbrt (atan2 1.0 (+ 1 (* N (+ N 1.0)))))
  (* (* (atan2 1.0 (+ 1 (* N (+ N 1.0)))) (atan2 1.0 (+ 1 (* N (+ N 1.0))))) (atan2 1.0 (+ 1 (* N (+ N 1.0)))))
  (sqrt (atan2 1.0 (+ 1 (* N (+ N 1.0)))))
  (sqrt (atan2 1.0 (+ 1 (* N (+ N 1.0)))))
  (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))
  (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))
  (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))
0.241 * * [simplify]: iteration  0 :  4712  enodes  (cost  109 )
0.241 * * [simplify]: iteration  1 :  4712  enodes  (cost  109 )
0.242 * [simplify]: Simplified to:
   (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (exp (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (* (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (pow (atan2 1.0 (+ 1 (* N (+ 1.0 N)))) 3)
  (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
  (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
  (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
0.242 * * * [progress]: adding candidates to table
0.257 * * [progress]: iteration 3 / 4
0.258 * * * [progress]: picking best candidate
0.266 * * * * [pick]: Picked  #<alt (λ (N) (* (* (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))>
0.266 * * * [progress]: localizing error
0.276 * * * [progress]: generating rewritten candidates
0.276 * * * * [progress]: [ 1 / 4 ] rewriting at (2 2)
0.277 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 2)
0.278 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1)
0.281 * * * * [progress]: [ 4 / 4 ] rewriting at (2 2 1)
0.282 * * * [progress]: generating series expansions
0.282 * * * * [progress]: [ 1 / 4 ] generating series at (2 2)
0.282 * [approximate]: Taking taylor expansion of (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3) in (N) around 0
0.282 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3) in N
0.282 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))))) in N
0.282 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))))) in N
0.282 * [taylor]: Taking taylor expansion of 1/3 in N
0.282 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))) in N
0.282 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in N
0.283 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3) in N
0.283 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))))) in N
0.283 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))))) in N
0.283 * [taylor]: Taking taylor expansion of 1/3 in N
0.283 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))) in N
0.283 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in N
0.292 * [approximate]: Taking taylor expansion of (pow (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) 1/3) in (N) around 0
0.293 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) 1/3) in N
0.293 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1)))))) in N
0.293 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))))) in N
0.293 * [taylor]: Taking taylor expansion of 1/3 in N
0.293 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1)))) in N
0.293 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in N
0.293 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) 1/3) in N
0.293 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1)))))) in N
0.293 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))))) in N
0.293 * [taylor]: Taking taylor expansion of 1/3 in N
0.293 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1)))) in N
0.293 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in N
0.303 * [approximate]: Taking taylor expansion of (pow (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) 1/3) in (N) around 0
0.303 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) 1/3) in N
0.304 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N))))))) in N
0.304 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))))) in N
0.304 * [taylor]: Taking taylor expansion of 1/3 in N
0.304 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N))))) in N
0.304 * [taylor]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in N
0.304 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) 1/3) in N
0.304 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N))))))) in N
0.304 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))))) in N
0.304 * [taylor]: Taking taylor expansion of 1/3 in N
0.304 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N))))) in N
0.304 * [taylor]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in N
0.314 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 2)
0.314 * [approximate]: Taking taylor expansion of (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3) in (N) around 0
0.314 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3) in N
0.314 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))))) in N
0.314 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))))) in N
0.314 * [taylor]: Taking taylor expansion of 1/3 in N
0.314 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))) in N
0.314 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in N
0.315 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3) in N
0.315 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))))) in N
0.315 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))))) in N
0.315 * [taylor]: Taking taylor expansion of 1/3 in N
0.315 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))) in N
0.315 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in N
0.324 * [approximate]: Taking taylor expansion of (pow (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) 1/3) in (N) around 0
0.324 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) 1/3) in N
0.324 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1)))))) in N
0.324 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))))) in N
0.324 * [taylor]: Taking taylor expansion of 1/3 in N
0.324 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1)))) in N
0.324 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in N
0.324 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) 1/3) in N
0.324 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1)))))) in N
0.324 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))))) in N
0.324 * [taylor]: Taking taylor expansion of 1/3 in N
0.324 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1)))) in N
0.324 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in N
0.334 * [approximate]: Taking taylor expansion of (pow (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) 1/3) in (N) around 0
0.335 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) 1/3) in N
0.335 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N))))))) in N
0.335 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))))) in N
0.335 * [taylor]: Taking taylor expansion of 1/3 in N
0.335 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N))))) in N
0.335 * [taylor]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in N
0.335 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) 1/3) in N
0.335 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N))))))) in N
0.335 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))))) in N
0.335 * [taylor]: Taking taylor expansion of 1/3 in N
0.335 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N))))) in N
0.335 * [taylor]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in N
0.345 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 1)
0.345 * [approximate]: Taking taylor expansion of (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3) in (N) around 0
0.345 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3) in N
0.345 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))))) in N
0.345 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))))) in N
0.345 * [taylor]: Taking taylor expansion of 1/3 in N
0.345 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))) in N
0.345 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in N
0.346 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3) in N
0.346 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))))) in N
0.346 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))))) in N
0.346 * [taylor]: Taking taylor expansion of 1/3 in N
0.346 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))) in N
0.346 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in N
0.355 * [approximate]: Taking taylor expansion of (pow (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) 1/3) in (N) around 0
0.355 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) 1/3) in N
0.355 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1)))))) in N
0.355 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))))) in N
0.355 * [taylor]: Taking taylor expansion of 1/3 in N
0.355 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1)))) in N
0.355 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in N
0.356 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) 1/3) in N
0.356 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1)))))) in N
0.356 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))))) in N
0.356 * [taylor]: Taking taylor expansion of 1/3 in N
0.356 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1)))) in N
0.356 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in N
0.368 * [approximate]: Taking taylor expansion of (pow (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) 1/3) in (N) around 0
0.368 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) 1/3) in N
0.368 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N))))))) in N
0.368 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))))) in N
0.368 * [taylor]: Taking taylor expansion of 1/3 in N
0.368 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N))))) in N
0.368 * [taylor]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in N
0.368 * [taylor]: Taking taylor expansion of (pow (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) 1/3) in N
0.368 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N))))))) in N
0.368 * [taylor]: Taking taylor expansion of (* 1/3 (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))))) in N
0.368 * [taylor]: Taking taylor expansion of 1/3 in N
0.368 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N))))) in N
0.368 * [taylor]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in N
0.378 * * * * [progress]: [ 4 / 4 ] generating series at (2 2 1)
0.378 * [approximate]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in (N) around 0
0.378 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in N
0.379 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in N
0.379 * [approximate]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in (N) around 0
0.379 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in N
0.379 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in N
0.380 * [approximate]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in (N) around 0
0.380 * [taylor]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in N
0.380 * [taylor]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in N
0.380 * * * [progress]: simplifying candidates
0.381 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (exp (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (* (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt 1)
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (* (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (* (* (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (sqrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (sqrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (log (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (exp (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (* (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt 1)
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (* (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (* (* (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (sqrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (sqrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (log (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (exp (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (* (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt 1)
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (* (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (* (* (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (sqrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (sqrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (exp (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (* (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (* (* (atan2 1.0 (+ 1 (* N (+ 1.0 N)))) (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3)
  (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3)
  (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3)
  (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3)
  (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3)
  (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3)
  (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3)
  (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3)
  (pow (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) 1/3)
  (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))
  (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))
  (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))
0.423 * * [simplify]: iteration  0 :  4909  enodes  (cost  621 )
0.423 * * [simplify]: iteration  1 :  4909  enodes  (cost  621 )
0.425 * [simplify]: Simplified to:
   (log (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (exp (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (pow (atan2 1.0 (+ 1 (* N (+ 1.0 N)))) 2/3))
  (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt 1)
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (* (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
  (sqrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (sqrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (log (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (exp (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (pow (atan2 1.0 (+ 1 (* N (+ 1.0 N)))) 2/3))
  (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt 1)
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (* (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
  (sqrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (sqrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (log (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (exp (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (pow (atan2 1.0 (+ 1 (* N (+ 1.0 N)))) 2/3))
  (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt 1)
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (* (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (cbrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
  (sqrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (sqrt (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (exp (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (pow (atan2 1.0 (+ 1 (* N (+ 1.0 N)))) 2/3)
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (pow (atan2 1.0 (+ 1 (* N (+ 1.0 N)))) 3)
  (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
  (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
  (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
0.426 * * * [progress]: adding candidates to table
0.552 * * [progress]: iteration 4 / 4
0.552 * * * [progress]: picking best candidate
0.561 * * * * [pick]: Picked  #<alt (λ (N) (exp (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))>
0.561 * * * [progress]: localizing error
0.570 * * * [progress]: generating rewritten candidates
0.571 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1)
0.572 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
0.574 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1 1)
0.575 * * * [progress]: generating series expansions
0.575 * * * * [progress]: [ 1 / 3 ] generating series at (2 1)
0.575 * [approximate]: Taking taylor expansion of (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))) in (N) around 0
0.575 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))) in N
0.575 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in N
0.575 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))) in N
0.575 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in N
0.581 * [approximate]: Taking taylor expansion of (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1)))) in (N) around 0
0.581 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1)))) in N
0.581 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in N
0.581 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1)))) in N
0.581 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in N
0.589 * [approximate]: Taking taylor expansion of (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N))))) in (N) around 0
0.590 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N))))) in N
0.590 * [taylor]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in N
0.590 * [taylor]: Taking taylor expansion of (log (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N))))) in N
0.590 * [taylor]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in N
0.596 * * * * [progress]: [ 2 / 3 ] generating series at (2)
0.597 * [approximate]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in (N) around 0
0.597 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in N
0.597 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in N
0.597 * [approximate]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in (N) around 0
0.597 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in N
0.597 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in N
0.598 * [approximate]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in (N) around 0
0.598 * [taylor]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in N
0.598 * [taylor]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in N
0.598 * * * * [progress]: [ 3 / 3 ] generating series at (2 1 1)
0.599 * [approximate]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in (N) around 0
0.599 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in N
0.599 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))) in N
0.599 * [approximate]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in (N) around 0
0.599 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in N
0.599 * [taylor]: Taking taylor expansion of (atan2 1.0 (+ (* 1.0 (/ 1 N)) (+ (/ 1 (pow N 2)) 1))) in N
0.600 * [approximate]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in (N) around 0
0.600 * [taylor]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in N
0.600 * [taylor]: Taking taylor expansion of (atan2 1.0 (- (+ (/ 1 (pow N 2)) 1) (* 1.0 (/ 1 N)))) in N
0.600 * * * [progress]: simplifying candidates
0.601 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (* (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (log (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (log (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (log (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (log 1)
  (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (log (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (exp (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (* (cbrt (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (cbrt (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (cbrt (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (* (* (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (sqrt (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (sqrt (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (exp 1)
  (exp (* (cbrt (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (cbrt (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))))
  (exp (sqrt (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (exp 1)
  (exp (log (* (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))))
  (exp (log (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (exp (log (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (exp (log (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (exp (log 1))
  (exp (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (log (exp (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (exp (exp (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (* (cbrt (exp (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))) (cbrt (exp (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))))
  (cbrt (exp (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (* (* (exp (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (exp (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))) (exp (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (sqrt (exp (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (sqrt (exp (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (exp (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (* (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (* (* (atan2 1.0 (+ 1 (* N (+ 1.0 N)))) (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))))
  (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))))
  (log (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1))))
  (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))
  (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))
  (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))
  (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))
  (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))
  (atan2 1.0 (+ (pow N 2) (+ (* 1.0 N) 1)))
0.654 * * [simplify]: iteration  0 :  4812  enodes  (cost  476 )
0.655 * * [simplify]: iteration  1 :  4812  enodes  (cost  476 )
0.657 * [simplify]: Simplified to:
   (* (log (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) 2)
  (log (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (log (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (log (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (log 1)
  (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (log (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
  (* (cbrt (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (cbrt (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (cbrt (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (pow (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) 3)
  (sqrt (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  (sqrt (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))
  E
  (pow (exp (cbrt (log (atan2 1.0 (+ 1 (* N (+ 1.0 N))))))) (cbrt (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  (exp (sqrt (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))
  E
  (pow (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) 2)
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  1
  (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
  (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (exp (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (pow (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) 2)
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (pow (atan2 1.0 (+ 1 (* N (+ 1.0 N)))) 3)
  (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (exp (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (pow (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) 2)
  (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (pow (atan2 1.0 (+ 1 (* N (+ 1.0 N)))) 3)
  (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (sqrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))
  (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
  (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
  (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
  (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
  (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
  (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
0.657 * * * [progress]: adding candidates to table
0.716 * [progress]: [Phase 3 of 3] Extracting.
0.716 * * [regime]: Finding splitpoints for: (#<alt (λ (N) (* (* (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (exp (log (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))))> #<alt (λ (N) (atan2 1.0 (+ 1 (* N (+ N 1.0)))))> #<alt (λ (N) (exp (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))> #<alt (λ (N) (* (* (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))> #<alt (λ (N) (cbrt (pow (atan2 1.0 (+ 1 (* N (+ 1.0 N)))) 3)))>)
0.717 * * * [regime-changes]: Trying 1 branch expressions: (N)
0.717 * * * * [regimes]: Trying to branch on N from (#<alt (λ (N) (* (* (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (exp (log (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))))> #<alt (λ (N) (atan2 1.0 (+ 1 (* N (+ N 1.0)))))> #<alt (λ (N) (exp (log (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))> #<alt (λ (N) (* (* (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))) (cbrt (atan2 1.0 (+ 1 (* N (+ 1.0 N)))))))> #<alt (λ (N) (cbrt (pow (atan2 1.0 (+ 1 (* N (+ 1.0 N)))) 3)))>)
0.752 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.752 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (atan2 1.0 (+ 1 (* N (+ N 1.0))))
0.753 * * [simplify]: iteration  0 :  11  enodes  (cost  9 )
0.753 * * [simplify]: iteration  1 :  11  enodes  (cost  9 )
0.753 * [simplify]: Simplified to:
   (atan2 1.0 (+ 1 (* N (+ 1.0 N))))
2.097 * [regime-testing]: End program error score: 0.3286685787633055
2.159 * [regime-testing]: Target error score: 0.3285435631363522