0.821 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.319 * * * [progress]: [2/2] Setting up program.
0.323 * [progress]: [Phase 2 of 3] Improving.
0.325 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (sin (pow (sqrt (atan2 b b)) (- b a)))
0.327 * * [simplify]: iteration  0 :  7  enodes  (cost  9 )
0.331 * * [simplify]: iteration  1 :  13  enodes  (cost  9 )
0.333 * * [simplify]: iteration  2 :  22  enodes  (cost  9 )
0.336 * * [simplify]: iteration  3 :  45  enodes  (cost  9 )
0.343 * * [simplify]: iteration  4 :  110  enodes  (cost  9 )
0.379 * * [simplify]: iteration  5 :  255  enodes  (cost  9 )
0.475 * * [simplify]: iteration  6 :  920  enodes  (cost  9 )
1.338 * * [simplify]: iteration  7 :  3707  enodes  (cost  9 )
3.235 * * [simplify]: iteration  done :  5000  enodes  (cost  9 )
3.235 * [simplify]: Simplified to:
   (sin (pow (sqrt (atan2 b b)) (- b a)))
3.237 * * [progress]: iteration 1 / 4
3.237 * * * [progress]: picking best candidate
3.239 * * * * [pick]: Picked  #<alt (λ (a b) (sin (pow (sqrt (atan2 b b)) (- b a))))>
3.239 * * * [progress]: localizing error
3.250 * * * [progress]: generating rewritten candidates
3.250 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1)
3.253 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
3.268 * * * [progress]: generating series expansions
3.268 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1)
3.272 * [approximate]: Taking taylor expansion of (sqrt (atan2 b b)) in (b) around 0
3.273 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in b
3.273 * [taylor]: Taking taylor expansion of (atan2 b b) in b
3.274 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in b
3.274 * [taylor]: Taking taylor expansion of (atan2 b b) in b
3.278 * [approximate]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in (b) around 0
3.278 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in b
3.278 * [taylor]: Taking taylor expansion of (atan2 (/ 1 b) (/ 1 b)) in b
3.278 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in b
3.278 * [taylor]: Taking taylor expansion of (atan2 (/ 1 b) (/ 1 b)) in b
3.282 * [approximate]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in (b) around 0
3.282 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in b
3.282 * [taylor]: Taking taylor expansion of (atan2 (/ -1 b) (/ -1 b)) in b
3.282 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in b
3.282 * [taylor]: Taking taylor expansion of (atan2 (/ -1 b) (/ -1 b)) in b
3.285 * * * * [progress]: [ 2 / 2 ] generating series at (2)
3.285 * [approximate]: Taking taylor expansion of (sin (pow (sqrt (atan2 b b)) (- b a))) in (b a) around 0
3.285 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 b b)) (- b a))) in a
3.286 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 b b)) (- b a)) in a
3.286 * [taylor]: Taking taylor expansion of (exp (* (- b a) (log (sqrt (atan2 b b))))) in a
3.286 * [taylor]: Taking taylor expansion of (* (- b a) (log (sqrt (atan2 b b)))) in a
3.286 * [taylor]: Taking taylor expansion of (- b a) in a
3.286 * [taylor]: Taking taylor expansion of b in a
3.286 * [taylor]: Taking taylor expansion of a in a
3.286 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 b b))) in a
3.286 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in a
3.286 * [taylor]: Taking taylor expansion of (atan2 b b) in a
3.287 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 b b)) (- b a))) in b
3.287 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 b b)) (- b a)) in b
3.287 * [taylor]: Taking taylor expansion of (exp (* (- b a) (log (sqrt (atan2 b b))))) in b
3.287 * [taylor]: Taking taylor expansion of (* (- b a) (log (sqrt (atan2 b b)))) in b
3.287 * [taylor]: Taking taylor expansion of (- b a) in b
3.287 * [taylor]: Taking taylor expansion of b in b
3.287 * [taylor]: Taking taylor expansion of a in b
3.287 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 b b))) in b
3.287 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in b
3.287 * [taylor]: Taking taylor expansion of (atan2 b b) in b
3.288 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 b b)) (- b a))) in b
3.288 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 b b)) (- b a)) in b
3.288 * [taylor]: Taking taylor expansion of (exp (* (- b a) (log (sqrt (atan2 b b))))) in b
3.288 * [taylor]: Taking taylor expansion of (* (- b a) (log (sqrt (atan2 b b)))) in b
3.288 * [taylor]: Taking taylor expansion of (- b a) in b
3.288 * [taylor]: Taking taylor expansion of b in b
3.288 * [taylor]: Taking taylor expansion of a in b
3.288 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 b b))) in b
3.288 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in b
3.288 * [taylor]: Taking taylor expansion of (atan2 b b) in b
3.289 * [taylor]: Taking taylor expansion of (sin (exp (* -1 (* a (log (sqrt (atan2 b b))))))) in a
3.289 * [taylor]: Taking taylor expansion of (exp (* -1 (* a (log (sqrt (atan2 b b)))))) in a
3.289 * [taylor]: Taking taylor expansion of (* -1 (* a (log (sqrt (atan2 b b))))) in a
3.289 * [taylor]: Taking taylor expansion of -1 in a
3.289 * [taylor]: Taking taylor expansion of (* a (log (sqrt (atan2 b b)))) in a
3.289 * [taylor]: Taking taylor expansion of a in a
3.289 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 b b))) in a
3.289 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in a
3.289 * [taylor]: Taking taylor expansion of (atan2 b b) in a
3.298 * [taylor]: Taking taylor expansion of (* (cos (exp (* -1 (* a (log (sqrt (atan2 b b))))))) (* (exp (* -1 (* a (log (sqrt (atan2 b b)))))) (log (sqrt (atan2 b b))))) in a
3.298 * [taylor]: Taking taylor expansion of (cos (exp (* -1 (* a (log (sqrt (atan2 b b))))))) in a
3.298 * [taylor]: Taking taylor expansion of (exp (* -1 (* a (log (sqrt (atan2 b b)))))) in a
3.298 * [taylor]: Taking taylor expansion of (* -1 (* a (log (sqrt (atan2 b b))))) in a
3.298 * [taylor]: Taking taylor expansion of -1 in a
3.298 * [taylor]: Taking taylor expansion of (* a (log (sqrt (atan2 b b)))) in a
3.298 * [taylor]: Taking taylor expansion of a in a
3.298 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 b b))) in a
3.298 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in a
3.298 * [taylor]: Taking taylor expansion of (atan2 b b) in a
3.300 * [taylor]: Taking taylor expansion of (* (exp (* -1 (* a (log (sqrt (atan2 b b)))))) (log (sqrt (atan2 b b)))) in a
3.300 * [taylor]: Taking taylor expansion of (exp (* -1 (* a (log (sqrt (atan2 b b)))))) in a
3.300 * [taylor]: Taking taylor expansion of (* -1 (* a (log (sqrt (atan2 b b))))) in a
3.300 * [taylor]: Taking taylor expansion of -1 in a
3.300 * [taylor]: Taking taylor expansion of (* a (log (sqrt (atan2 b b)))) in a
3.300 * [taylor]: Taking taylor expansion of a in a
3.300 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 b b))) in a
3.300 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in a
3.300 * [taylor]: Taking taylor expansion of (atan2 b b) in a
3.302 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 b b))) in a
3.302 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in a
3.302 * [taylor]: Taking taylor expansion of (atan2 b b) in a
3.309 * [approximate]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ 1 b) (/ 1 b))) (- (/ 1 b) (/ 1 a)))) in (b a) around 0
3.309 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ 1 b) (/ 1 b))) (- (/ 1 b) (/ 1 a)))) in a
3.309 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 (/ 1 b) (/ 1 b))) (- (/ 1 b) (/ 1 a))) in a
3.309 * [taylor]: Taking taylor expansion of (exp (* (- (/ 1 b) (/ 1 a)) (log (sqrt (atan2 (/ 1 b) (/ 1 b)))))) in a
3.309 * [taylor]: Taking taylor expansion of (* (- (/ 1 b) (/ 1 a)) (log (sqrt (atan2 (/ 1 b) (/ 1 b))))) in a
3.309 * [taylor]: Taking taylor expansion of (- (/ 1 b) (/ 1 a)) in a
3.309 * [taylor]: Taking taylor expansion of (/ 1 b) in a
3.309 * [taylor]: Taking taylor expansion of b in a
3.309 * [taylor]: Taking taylor expansion of (/ 1 a) in a
3.309 * [taylor]: Taking taylor expansion of a in a
3.309 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 (/ 1 b) (/ 1 b)))) in a
3.309 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in a
3.309 * [taylor]: Taking taylor expansion of (atan2 (/ 1 b) (/ 1 b)) in a
3.311 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ 1 b) (/ 1 b))) (- (/ 1 b) (/ 1 a)))) in b
3.311 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 (/ 1 b) (/ 1 b))) (- (/ 1 b) (/ 1 a))) in b
3.311 * [taylor]: Taking taylor expansion of (exp (* (- (/ 1 b) (/ 1 a)) (log (sqrt (atan2 (/ 1 b) (/ 1 b)))))) in b
3.311 * [taylor]: Taking taylor expansion of (* (- (/ 1 b) (/ 1 a)) (log (sqrt (atan2 (/ 1 b) (/ 1 b))))) in b
3.311 * [taylor]: Taking taylor expansion of (- (/ 1 b) (/ 1 a)) in b
3.311 * [taylor]: Taking taylor expansion of (/ 1 b) in b
3.311 * [taylor]: Taking taylor expansion of b in b
3.311 * [taylor]: Taking taylor expansion of (/ 1 a) in b
3.311 * [taylor]: Taking taylor expansion of a in b
3.311 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 (/ 1 b) (/ 1 b)))) in b
3.311 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in b
3.311 * [taylor]: Taking taylor expansion of (atan2 (/ 1 b) (/ 1 b)) in b
3.312 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ 1 b) (/ 1 b))) (- (/ 1 b) (/ 1 a)))) in b
3.312 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 (/ 1 b) (/ 1 b))) (- (/ 1 b) (/ 1 a))) in b
3.312 * [taylor]: Taking taylor expansion of (exp (* (- (/ 1 b) (/ 1 a)) (log (sqrt (atan2 (/ 1 b) (/ 1 b)))))) in b
3.312 * [taylor]: Taking taylor expansion of (* (- (/ 1 b) (/ 1 a)) (log (sqrt (atan2 (/ 1 b) (/ 1 b))))) in b
3.312 * [taylor]: Taking taylor expansion of (- (/ 1 b) (/ 1 a)) in b
3.312 * [taylor]: Taking taylor expansion of (/ 1 b) in b
3.312 * [taylor]: Taking taylor expansion of b in b
3.313 * [taylor]: Taking taylor expansion of (/ 1 a) in b
3.313 * [taylor]: Taking taylor expansion of a in b
3.313 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 (/ 1 b) (/ 1 b)))) in b
3.313 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in b
3.313 * [taylor]: Taking taylor expansion of (atan2 (/ 1 b) (/ 1 b)) in b
3.314 * [taylor]: Taking taylor expansion of (sin (exp (* (log (sqrt (atan2 (/ 1 b) (/ 1 b)))) (- (/ 1 b) (/ 1 a))))) in a
3.314 * [taylor]: Taking taylor expansion of (exp (* (log (sqrt (atan2 (/ 1 b) (/ 1 b)))) (- (/ 1 b) (/ 1 a)))) in a
3.314 * [taylor]: Taking taylor expansion of (* (log (sqrt (atan2 (/ 1 b) (/ 1 b)))) (- (/ 1 b) (/ 1 a))) in a
3.314 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 (/ 1 b) (/ 1 b)))) in a
3.314 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in a
3.314 * [taylor]: Taking taylor expansion of (atan2 (/ 1 b) (/ 1 b)) in a
3.315 * [taylor]: Taking taylor expansion of (- (/ 1 b) (/ 1 a)) in a
3.315 * [taylor]: Taking taylor expansion of (/ 1 b) in a
3.315 * [taylor]: Taking taylor expansion of b in a
3.315 * [taylor]: Taking taylor expansion of (/ 1 a) in a
3.315 * [taylor]: Taking taylor expansion of a in a
3.319 * [taylor]: Taking taylor expansion of 0 in a
3.323 * [taylor]: Taking taylor expansion of 0 in a
3.328 * [taylor]: Taking taylor expansion of 0 in a
3.329 * [approximate]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b)))) in (b a) around 0
3.329 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b)))) in a
3.329 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b))) in a
3.329 * [taylor]: Taking taylor expansion of (exp (* (- (/ 1 a) (/ 1 b)) (log (sqrt (atan2 (/ -1 b) (/ -1 b)))))) in a
3.329 * [taylor]: Taking taylor expansion of (* (- (/ 1 a) (/ 1 b)) (log (sqrt (atan2 (/ -1 b) (/ -1 b))))) in a
3.329 * [taylor]: Taking taylor expansion of (- (/ 1 a) (/ 1 b)) in a
3.329 * [taylor]: Taking taylor expansion of (/ 1 a) in a
3.329 * [taylor]: Taking taylor expansion of a in a
3.329 * [taylor]: Taking taylor expansion of (/ 1 b) in a
3.329 * [taylor]: Taking taylor expansion of b in a
3.329 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 (/ -1 b) (/ -1 b)))) in a
3.329 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in a
3.329 * [taylor]: Taking taylor expansion of (atan2 (/ -1 b) (/ -1 b)) in a
3.330 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b)))) in b
3.330 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b))) in b
3.330 * [taylor]: Taking taylor expansion of (exp (* (- (/ 1 a) (/ 1 b)) (log (sqrt (atan2 (/ -1 b) (/ -1 b)))))) in b
3.330 * [taylor]: Taking taylor expansion of (* (- (/ 1 a) (/ 1 b)) (log (sqrt (atan2 (/ -1 b) (/ -1 b))))) in b
3.330 * [taylor]: Taking taylor expansion of (- (/ 1 a) (/ 1 b)) in b
3.330 * [taylor]: Taking taylor expansion of (/ 1 a) in b
3.330 * [taylor]: Taking taylor expansion of a in b
3.330 * [taylor]: Taking taylor expansion of (/ 1 b) in b
3.330 * [taylor]: Taking taylor expansion of b in b
3.331 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 (/ -1 b) (/ -1 b)))) in b
3.331 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in b
3.331 * [taylor]: Taking taylor expansion of (atan2 (/ -1 b) (/ -1 b)) in b
3.332 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b)))) in b
3.332 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b))) in b
3.332 * [taylor]: Taking taylor expansion of (exp (* (- (/ 1 a) (/ 1 b)) (log (sqrt (atan2 (/ -1 b) (/ -1 b)))))) in b
3.332 * [taylor]: Taking taylor expansion of (* (- (/ 1 a) (/ 1 b)) (log (sqrt (atan2 (/ -1 b) (/ -1 b))))) in b
3.332 * [taylor]: Taking taylor expansion of (- (/ 1 a) (/ 1 b)) in b
3.332 * [taylor]: Taking taylor expansion of (/ 1 a) in b
3.332 * [taylor]: Taking taylor expansion of a in b
3.332 * [taylor]: Taking taylor expansion of (/ 1 b) in b
3.332 * [taylor]: Taking taylor expansion of b in b
3.332 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 (/ -1 b) (/ -1 b)))) in b
3.332 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in b
3.332 * [taylor]: Taking taylor expansion of (atan2 (/ -1 b) (/ -1 b)) in b
3.334 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b)))) in a
3.334 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b))) in a
3.334 * [taylor]: Taking taylor expansion of (exp (* (- (/ 1 a) (/ 1 b)) (log (sqrt (atan2 (/ -1 b) (/ -1 b)))))) in a
3.334 * [taylor]: Taking taylor expansion of (* (- (/ 1 a) (/ 1 b)) (log (sqrt (atan2 (/ -1 b) (/ -1 b))))) in a
3.334 * [taylor]: Taking taylor expansion of (- (/ 1 a) (/ 1 b)) in a
3.334 * [taylor]: Taking taylor expansion of (/ 1 a) in a
3.334 * [taylor]: Taking taylor expansion of a in a
3.334 * [taylor]: Taking taylor expansion of (/ 1 b) in a
3.334 * [taylor]: Taking taylor expansion of b in a
3.335 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 (/ -1 b) (/ -1 b)))) in a
3.335 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in a
3.335 * [taylor]: Taking taylor expansion of (atan2 (/ -1 b) (/ -1 b)) in a
3.338 * [taylor]: Taking taylor expansion of 0 in a
3.342 * [taylor]: Taking taylor expansion of 0 in a
3.347 * [taylor]: Taking taylor expansion of 0 in a
3.347 * * * [progress]: simplifying candidates
3.348 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (sqrt (atan2 b b)))
  (log1p (sqrt (atan2 b b)))
  (log (sqrt (atan2 b b)))
  (exp (sqrt (atan2 b b)))
  (* (cbrt (sqrt (atan2 b b))) (cbrt (sqrt (atan2 b b))))
  (cbrt (sqrt (atan2 b b)))
  (* (* (sqrt (atan2 b b)) (sqrt (atan2 b b))) (sqrt (atan2 b b)))
  (sqrt (* (cbrt (atan2 b b)) (cbrt (atan2 b b))))
  (sqrt (cbrt (atan2 b b)))
  (sqrt (sqrt (atan2 b b)))
  (sqrt (sqrt (atan2 b b)))
  (sqrt 1)
  (sqrt (atan2 b b))
  (/ 1 2)
  (sqrt (sqrt (atan2 b b)))
  (sqrt (sqrt (atan2 b b)))
  (expm1 (sin (pow (sqrt (atan2 b b)) (- b a))))
  (log1p (sin (pow (sqrt (atan2 b b)) (- b a))))
  (log (sin (pow (sqrt (atan2 b b)) (- b a))))
  (exp (sin (pow (sqrt (atan2 b b)) (- b a))))
  (* (cbrt (sin (pow (sqrt (atan2 b b)) (- b a)))) (cbrt (sin (pow (sqrt (atan2 b b)) (- b a)))))
  (cbrt (sin (pow (sqrt (atan2 b b)) (- b a))))
  (* (* (sin (pow (sqrt (atan2 b b)) (- b a))) (sin (pow (sqrt (atan2 b b)) (- b a)))) (sin (pow (sqrt (atan2 b b)) (- b a))))
  (sqrt (sin (pow (sqrt (atan2 b b)) (- b a))))
  (sqrt (sin (pow (sqrt (atan2 b b)) (- b a))))
  (sqrt (atan2 b b))
  (sqrt (atan2 b b))
  (sqrt (atan2 b b))
  (- (+ (* (cos 1) (* b (log (sqrt (atan2 b b))))) (sin 1)) (* a (* (cos 1) (log (sqrt (atan2 b b))))))
  (sin (pow (sqrt (atan2 b b)) (- b a)))
  (sin (pow (sqrt (atan2 b b)) (- b a)))
3.350 * * [simplify]: iteration  0 :  41  enodes  (cost  268 )
3.360 * * [simplify]: iteration  1 :  66  enodes  (cost  253 )
3.369 * * [simplify]: iteration  2 :  110  enodes  (cost  233 )
3.384 * * [simplify]: iteration  3 :  197  enodes  (cost  225 )
3.416 * * [simplify]: iteration  4 :  346  enodes  (cost  224 )
3.482 * * [simplify]: iteration  5 :  593  enodes  (cost  224 )
3.656 * * [simplify]: iteration  6 :  1452  enodes  (cost  224 )
4.811 * * [simplify]: iteration  7 :  4891  enodes  (cost  224 )
6.956 * * [simplify]: iteration  done :  5000  enodes  (cost  224 )
6.957 * [simplify]: Simplified to:
   (expm1 (sqrt (atan2 b b)))
  (log1p (sqrt (atan2 b b)))
  (log (sqrt (atan2 b b)))
  (exp (sqrt (atan2 b b)))
  (* (cbrt (sqrt (atan2 b b))) (cbrt (sqrt (atan2 b b))))
  (cbrt (sqrt (atan2 b b)))
  (pow (sqrt (atan2 b b)) 3)
  (fabs (cbrt (atan2 b b)))
  (sqrt (cbrt (atan2 b b)))
  (sqrt (sqrt (atan2 b b)))
  (sqrt (sqrt (atan2 b b)))
  1
  (sqrt (atan2 b b))
  1/2
  (sqrt (sqrt (atan2 b b)))
  (sqrt (sqrt (atan2 b b)))
  (expm1 (sin (pow (sqrt (atan2 b b)) (- b a))))
  (log1p (sin (pow (sqrt (atan2 b b)) (- b a))))
  (log (sin (pow (sqrt (atan2 b b)) (- b a))))
  (exp (sin (pow (sqrt (atan2 b b)) (- b a))))
  (* (cbrt (sin (pow (sqrt (atan2 b b)) (- b a)))) (cbrt (sin (pow (sqrt (atan2 b b)) (- b a)))))
  (cbrt (sin (pow (sqrt (atan2 b b)) (- b a))))
  (pow (sin (pow (sqrt (atan2 b b)) (- b a))) 3)
  (sqrt (sin (pow (sqrt (atan2 b b)) (- b a))))
  (sqrt (sin (pow (sqrt (atan2 b b)) (- b a))))
  (sqrt (atan2 b b))
  (sqrt (atan2 b b))
  (sqrt (atan2 b b))
  (fma (* (cos 1) (log (sqrt (atan2 b b)))) (- b a) (sin 1))
  (sin (pow (sqrt (atan2 b b)) (- b a)))
  (sin (pow (sqrt (atan2 b b)) (- b a)))
6.957 * * * [progress]: adding candidates to table
7.035 * * [progress]: iteration 2 / 4
7.035 * * * [progress]: picking best candidate
7.173 * * * * [pick]: Picked  #<alt (λ (a b) (expm1 (log1p (sin (pow (sqrt (atan2 b b)) (- b a))))))>
7.173 * * * [progress]: localizing error
7.184 * * * [progress]: generating rewritten candidates
7.184 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1 1)
7.185 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1 1)
7.191 * * * [progress]: generating series expansions
7.191 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1 1)
7.191 * [approximate]: Taking taylor expansion of (sqrt (atan2 b b)) in (b) around 0
7.191 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in b
7.191 * [taylor]: Taking taylor expansion of (atan2 b b) in b
7.191 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in b
7.191 * [taylor]: Taking taylor expansion of (atan2 b b) in b
7.195 * [approximate]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in (b) around 0
7.195 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in b
7.195 * [taylor]: Taking taylor expansion of (atan2 (/ 1 b) (/ 1 b)) in b
7.195 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in b
7.195 * [taylor]: Taking taylor expansion of (atan2 (/ 1 b) (/ 1 b)) in b
7.198 * [approximate]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in (b) around 0
7.198 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in b
7.198 * [taylor]: Taking taylor expansion of (atan2 (/ -1 b) (/ -1 b)) in b
7.199 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in b
7.199 * [taylor]: Taking taylor expansion of (atan2 (/ -1 b) (/ -1 b)) in b
7.202 * * * * [progress]: [ 2 / 2 ] generating series at (2 1 1)
7.202 * [approximate]: Taking taylor expansion of (sin (pow (sqrt (atan2 b b)) (- b a))) in (b a) around 0
7.202 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 b b)) (- b a))) in a
7.202 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 b b)) (- b a)) in a
7.202 * [taylor]: Taking taylor expansion of (exp (* (- b a) (log (sqrt (atan2 b b))))) in a
7.202 * [taylor]: Taking taylor expansion of (* (- b a) (log (sqrt (atan2 b b)))) in a
7.202 * [taylor]: Taking taylor expansion of (- b a) in a
7.202 * [taylor]: Taking taylor expansion of b in a
7.202 * [taylor]: Taking taylor expansion of a in a
7.202 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 b b))) in a
7.202 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in a
7.202 * [taylor]: Taking taylor expansion of (atan2 b b) in a
7.203 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 b b)) (- b a))) in b
7.203 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 b b)) (- b a)) in b
7.203 * [taylor]: Taking taylor expansion of (exp (* (- b a) (log (sqrt (atan2 b b))))) in b
7.203 * [taylor]: Taking taylor expansion of (* (- b a) (log (sqrt (atan2 b b)))) in b
7.203 * [taylor]: Taking taylor expansion of (- b a) in b
7.203 * [taylor]: Taking taylor expansion of b in b
7.203 * [taylor]: Taking taylor expansion of a in b
7.203 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 b b))) in b
7.203 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in b
7.203 * [taylor]: Taking taylor expansion of (atan2 b b) in b
7.203 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 b b)) (- b a))) in b
7.203 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 b b)) (- b a)) in b
7.203 * [taylor]: Taking taylor expansion of (exp (* (- b a) (log (sqrt (atan2 b b))))) in b
7.203 * [taylor]: Taking taylor expansion of (* (- b a) (log (sqrt (atan2 b b)))) in b
7.203 * [taylor]: Taking taylor expansion of (- b a) in b
7.203 * [taylor]: Taking taylor expansion of b in b
7.203 * [taylor]: Taking taylor expansion of a in b
7.203 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 b b))) in b
7.203 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in b
7.203 * [taylor]: Taking taylor expansion of (atan2 b b) in b
7.204 * [taylor]: Taking taylor expansion of (sin (exp (* -1 (* a (log (sqrt (atan2 b b))))))) in a
7.204 * [taylor]: Taking taylor expansion of (exp (* -1 (* a (log (sqrt (atan2 b b)))))) in a
7.204 * [taylor]: Taking taylor expansion of (* -1 (* a (log (sqrt (atan2 b b))))) in a
7.204 * [taylor]: Taking taylor expansion of -1 in a
7.204 * [taylor]: Taking taylor expansion of (* a (log (sqrt (atan2 b b)))) in a
7.204 * [taylor]: Taking taylor expansion of a in a
7.204 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 b b))) in a
7.204 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in a
7.204 * [taylor]: Taking taylor expansion of (atan2 b b) in a
7.211 * [taylor]: Taking taylor expansion of (* (cos (exp (* -1 (* a (log (sqrt (atan2 b b))))))) (* (exp (* -1 (* a (log (sqrt (atan2 b b)))))) (log (sqrt (atan2 b b))))) in a
7.211 * [taylor]: Taking taylor expansion of (cos (exp (* -1 (* a (log (sqrt (atan2 b b))))))) in a
7.211 * [taylor]: Taking taylor expansion of (exp (* -1 (* a (log (sqrt (atan2 b b)))))) in a
7.211 * [taylor]: Taking taylor expansion of (* -1 (* a (log (sqrt (atan2 b b))))) in a
7.211 * [taylor]: Taking taylor expansion of -1 in a
7.211 * [taylor]: Taking taylor expansion of (* a (log (sqrt (atan2 b b)))) in a
7.211 * [taylor]: Taking taylor expansion of a in a
7.211 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 b b))) in a
7.211 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in a
7.211 * [taylor]: Taking taylor expansion of (atan2 b b) in a
7.213 * [taylor]: Taking taylor expansion of (* (exp (* -1 (* a (log (sqrt (atan2 b b)))))) (log (sqrt (atan2 b b)))) in a
7.213 * [taylor]: Taking taylor expansion of (exp (* -1 (* a (log (sqrt (atan2 b b)))))) in a
7.213 * [taylor]: Taking taylor expansion of (* -1 (* a (log (sqrt (atan2 b b))))) in a
7.213 * [taylor]: Taking taylor expansion of -1 in a
7.213 * [taylor]: Taking taylor expansion of (* a (log (sqrt (atan2 b b)))) in a
7.213 * [taylor]: Taking taylor expansion of a in a
7.213 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 b b))) in a
7.213 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in a
7.213 * [taylor]: Taking taylor expansion of (atan2 b b) in a
7.215 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 b b))) in a
7.215 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in a
7.215 * [taylor]: Taking taylor expansion of (atan2 b b) in a
7.220 * [approximate]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ 1 b) (/ 1 b))) (- (/ 1 b) (/ 1 a)))) in (b a) around 0
7.220 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ 1 b) (/ 1 b))) (- (/ 1 b) (/ 1 a)))) in a
7.221 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 (/ 1 b) (/ 1 b))) (- (/ 1 b) (/ 1 a))) in a
7.221 * [taylor]: Taking taylor expansion of (exp (* (- (/ 1 b) (/ 1 a)) (log (sqrt (atan2 (/ 1 b) (/ 1 b)))))) in a
7.221 * [taylor]: Taking taylor expansion of (* (- (/ 1 b) (/ 1 a)) (log (sqrt (atan2 (/ 1 b) (/ 1 b))))) in a
7.221 * [taylor]: Taking taylor expansion of (- (/ 1 b) (/ 1 a)) in a
7.221 * [taylor]: Taking taylor expansion of (/ 1 b) in a
7.221 * [taylor]: Taking taylor expansion of b in a
7.221 * [taylor]: Taking taylor expansion of (/ 1 a) in a
7.221 * [taylor]: Taking taylor expansion of a in a
7.221 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 (/ 1 b) (/ 1 b)))) in a
7.221 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in a
7.221 * [taylor]: Taking taylor expansion of (atan2 (/ 1 b) (/ 1 b)) in a
7.222 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ 1 b) (/ 1 b))) (- (/ 1 b) (/ 1 a)))) in b
7.222 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 (/ 1 b) (/ 1 b))) (- (/ 1 b) (/ 1 a))) in b
7.222 * [taylor]: Taking taylor expansion of (exp (* (- (/ 1 b) (/ 1 a)) (log (sqrt (atan2 (/ 1 b) (/ 1 b)))))) in b
7.222 * [taylor]: Taking taylor expansion of (* (- (/ 1 b) (/ 1 a)) (log (sqrt (atan2 (/ 1 b) (/ 1 b))))) in b
7.222 * [taylor]: Taking taylor expansion of (- (/ 1 b) (/ 1 a)) in b
7.222 * [taylor]: Taking taylor expansion of (/ 1 b) in b
7.222 * [taylor]: Taking taylor expansion of b in b
7.223 * [taylor]: Taking taylor expansion of (/ 1 a) in b
7.223 * [taylor]: Taking taylor expansion of a in b
7.223 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 (/ 1 b) (/ 1 b)))) in b
7.223 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in b
7.223 * [taylor]: Taking taylor expansion of (atan2 (/ 1 b) (/ 1 b)) in b
7.224 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ 1 b) (/ 1 b))) (- (/ 1 b) (/ 1 a)))) in b
7.224 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 (/ 1 b) (/ 1 b))) (- (/ 1 b) (/ 1 a))) in b
7.224 * [taylor]: Taking taylor expansion of (exp (* (- (/ 1 b) (/ 1 a)) (log (sqrt (atan2 (/ 1 b) (/ 1 b)))))) in b
7.224 * [taylor]: Taking taylor expansion of (* (- (/ 1 b) (/ 1 a)) (log (sqrt (atan2 (/ 1 b) (/ 1 b))))) in b
7.224 * [taylor]: Taking taylor expansion of (- (/ 1 b) (/ 1 a)) in b
7.224 * [taylor]: Taking taylor expansion of (/ 1 b) in b
7.224 * [taylor]: Taking taylor expansion of b in b
7.224 * [taylor]: Taking taylor expansion of (/ 1 a) in b
7.224 * [taylor]: Taking taylor expansion of a in b
7.224 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 (/ 1 b) (/ 1 b)))) in b
7.224 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in b
7.224 * [taylor]: Taking taylor expansion of (atan2 (/ 1 b) (/ 1 b)) in b
7.226 * [taylor]: Taking taylor expansion of (sin (exp (* (log (sqrt (atan2 (/ 1 b) (/ 1 b)))) (- (/ 1 b) (/ 1 a))))) in a
7.226 * [taylor]: Taking taylor expansion of (exp (* (log (sqrt (atan2 (/ 1 b) (/ 1 b)))) (- (/ 1 b) (/ 1 a)))) in a
7.226 * [taylor]: Taking taylor expansion of (* (log (sqrt (atan2 (/ 1 b) (/ 1 b)))) (- (/ 1 b) (/ 1 a))) in a
7.226 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 (/ 1 b) (/ 1 b)))) in a
7.226 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in a
7.226 * [taylor]: Taking taylor expansion of (atan2 (/ 1 b) (/ 1 b)) in a
7.226 * [taylor]: Taking taylor expansion of (- (/ 1 b) (/ 1 a)) in a
7.226 * [taylor]: Taking taylor expansion of (/ 1 b) in a
7.226 * [taylor]: Taking taylor expansion of b in a
7.226 * [taylor]: Taking taylor expansion of (/ 1 a) in a
7.226 * [taylor]: Taking taylor expansion of a in a
7.230 * [taylor]: Taking taylor expansion of 0 in a
7.234 * [taylor]: Taking taylor expansion of 0 in a
7.239 * [taylor]: Taking taylor expansion of 0 in a
7.240 * [approximate]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b)))) in (b a) around 0
7.240 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b)))) in a
7.240 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b))) in a
7.240 * [taylor]: Taking taylor expansion of (exp (* (- (/ 1 a) (/ 1 b)) (log (sqrt (atan2 (/ -1 b) (/ -1 b)))))) in a
7.240 * [taylor]: Taking taylor expansion of (* (- (/ 1 a) (/ 1 b)) (log (sqrt (atan2 (/ -1 b) (/ -1 b))))) in a
7.240 * [taylor]: Taking taylor expansion of (- (/ 1 a) (/ 1 b)) in a
7.240 * [taylor]: Taking taylor expansion of (/ 1 a) in a
7.240 * [taylor]: Taking taylor expansion of a in a
7.240 * [taylor]: Taking taylor expansion of (/ 1 b) in a
7.240 * [taylor]: Taking taylor expansion of b in a
7.240 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 (/ -1 b) (/ -1 b)))) in a
7.240 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in a
7.240 * [taylor]: Taking taylor expansion of (atan2 (/ -1 b) (/ -1 b)) in a
7.241 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b)))) in b
7.241 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b))) in b
7.241 * [taylor]: Taking taylor expansion of (exp (* (- (/ 1 a) (/ 1 b)) (log (sqrt (atan2 (/ -1 b) (/ -1 b)))))) in b
7.241 * [taylor]: Taking taylor expansion of (* (- (/ 1 a) (/ 1 b)) (log (sqrt (atan2 (/ -1 b) (/ -1 b))))) in b
7.241 * [taylor]: Taking taylor expansion of (- (/ 1 a) (/ 1 b)) in b
7.241 * [taylor]: Taking taylor expansion of (/ 1 a) in b
7.241 * [taylor]: Taking taylor expansion of a in b
7.241 * [taylor]: Taking taylor expansion of (/ 1 b) in b
7.241 * [taylor]: Taking taylor expansion of b in b
7.242 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 (/ -1 b) (/ -1 b)))) in b
7.242 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in b
7.242 * [taylor]: Taking taylor expansion of (atan2 (/ -1 b) (/ -1 b)) in b
7.243 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b)))) in b
7.243 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b))) in b
7.243 * [taylor]: Taking taylor expansion of (exp (* (- (/ 1 a) (/ 1 b)) (log (sqrt (atan2 (/ -1 b) (/ -1 b)))))) in b
7.243 * [taylor]: Taking taylor expansion of (* (- (/ 1 a) (/ 1 b)) (log (sqrt (atan2 (/ -1 b) (/ -1 b))))) in b
7.243 * [taylor]: Taking taylor expansion of (- (/ 1 a) (/ 1 b)) in b
7.243 * [taylor]: Taking taylor expansion of (/ 1 a) in b
7.243 * [taylor]: Taking taylor expansion of a in b
7.243 * [taylor]: Taking taylor expansion of (/ 1 b) in b
7.243 * [taylor]: Taking taylor expansion of b in b
7.243 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 (/ -1 b) (/ -1 b)))) in b
7.243 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in b
7.243 * [taylor]: Taking taylor expansion of (atan2 (/ -1 b) (/ -1 b)) in b
7.245 * [taylor]: Taking taylor expansion of (sin (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b)))) in a
7.245 * [taylor]: Taking taylor expansion of (pow (sqrt (atan2 (/ -1 b) (/ -1 b))) (- (/ 1 a) (/ 1 b))) in a
7.245 * [taylor]: Taking taylor expansion of (exp (* (- (/ 1 a) (/ 1 b)) (log (sqrt (atan2 (/ -1 b) (/ -1 b)))))) in a
7.245 * [taylor]: Taking taylor expansion of (* (- (/ 1 a) (/ 1 b)) (log (sqrt (atan2 (/ -1 b) (/ -1 b))))) in a
7.245 * [taylor]: Taking taylor expansion of (- (/ 1 a) (/ 1 b)) in a
7.245 * [taylor]: Taking taylor expansion of (/ 1 a) in a
7.245 * [taylor]: Taking taylor expansion of a in a
7.245 * [taylor]: Taking taylor expansion of (/ 1 b) in a
7.245 * [taylor]: Taking taylor expansion of b in a
7.245 * [taylor]: Taking taylor expansion of (log (sqrt (atan2 (/ -1 b) (/ -1 b)))) in a
7.245 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in a
7.245 * [taylor]: Taking taylor expansion of (atan2 (/ -1 b) (/ -1 b)) in a
7.249 * [taylor]: Taking taylor expansion of 0 in a
7.253 * [taylor]: Taking taylor expansion of 0 in a
7.258 * [taylor]: Taking taylor expansion of 0 in a
7.258 * * * [progress]: simplifying candidates
7.258 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (sqrt (atan2 b b)))
  (log1p (sqrt (atan2 b b)))
  (log (sqrt (atan2 b b)))
  (exp (sqrt (atan2 b b)))
  (* (cbrt (sqrt (atan2 b b))) (cbrt (sqrt (atan2 b b))))
  (cbrt (sqrt (atan2 b b)))
  (* (* (sqrt (atan2 b b)) (sqrt (atan2 b b))) (sqrt (atan2 b b)))
  (sqrt (* (cbrt (atan2 b b)) (cbrt (atan2 b b))))
  (sqrt (cbrt (atan2 b b)))
  (sqrt (sqrt (atan2 b b)))
  (sqrt (sqrt (atan2 b b)))
  (sqrt 1)
  (sqrt (atan2 b b))
  (/ 1 2)
  (sqrt (sqrt (atan2 b b)))
  (sqrt (sqrt (atan2 b b)))
  (expm1 (sin (pow (sqrt (atan2 b b)) (- b a))))
  (log1p (sin (pow (sqrt (atan2 b b)) (- b a))))
  (log (sin (pow (sqrt (atan2 b b)) (- b a))))
  (exp (sin (pow (sqrt (atan2 b b)) (- b a))))
  (* (cbrt (sin (pow (sqrt (atan2 b b)) (- b a)))) (cbrt (sin (pow (sqrt (atan2 b b)) (- b a)))))
  (cbrt (sin (pow (sqrt (atan2 b b)) (- b a))))
  (* (* (sin (pow (sqrt (atan2 b b)) (- b a))) (sin (pow (sqrt (atan2 b b)) (- b a)))) (sin (pow (sqrt (atan2 b b)) (- b a))))
  (sqrt (sin (pow (sqrt (atan2 b b)) (- b a))))
  (sqrt (sin (pow (sqrt (atan2 b b)) (- b a))))
  (sqrt (atan2 b b))
  (sqrt (atan2 b b))
  (sqrt (atan2 b b))
  (- (+ (* (cos 1) (* b (log (sqrt (atan2 b b))))) (sin 1)) (* a (* (cos 1) (log (sqrt (atan2 b b))))))
  (sin (pow (sqrt (atan2 b b)) (- b a)))
  (sin (pow (sqrt (atan2 b b)) (- b a)))
7.262 * * [simplify]: iteration  0 :  41  enodes  (cost  268 )
7.268 * * [simplify]: iteration  1 :  66  enodes  (cost  253 )
7.277 * * [simplify]: iteration  2 :  110  enodes  (cost  233 )
7.292 * * [simplify]: iteration  3 :  197  enodes  (cost  225 )
7.324 * * [simplify]: iteration  4 :  346  enodes  (cost  224 )
7.391 * * [simplify]: iteration  5 :  593  enodes  (cost  224 )
7.568 * * [simplify]: iteration  6 :  1452  enodes  (cost  224 )
8.737 * * [simplify]: iteration  7 :  4891  enodes  (cost  224 )
10.883 * * [simplify]: iteration  done :  5000  enodes  (cost  224 )
10.883 * [simplify]: Simplified to:
   (expm1 (sqrt (atan2 b b)))
  (log1p (sqrt (atan2 b b)))
  (log (sqrt (atan2 b b)))
  (exp (sqrt (atan2 b b)))
  (* (cbrt (sqrt (atan2 b b))) (cbrt (sqrt (atan2 b b))))
  (cbrt (sqrt (atan2 b b)))
  (pow (sqrt (atan2 b b)) 3)
  (fabs (cbrt (atan2 b b)))
  (sqrt (cbrt (atan2 b b)))
  (sqrt (sqrt (atan2 b b)))
  (sqrt (sqrt (atan2 b b)))
  1
  (sqrt (atan2 b b))
  1/2
  (sqrt (sqrt (atan2 b b)))
  (sqrt (sqrt (atan2 b b)))
  (expm1 (sin (pow (sqrt (atan2 b b)) (- b a))))
  (log1p (sin (pow (sqrt (atan2 b b)) (- b a))))
  (log (sin (pow (sqrt (atan2 b b)) (- b a))))
  (exp (sin (pow (sqrt (atan2 b b)) (- b a))))
  (* (cbrt (sin (pow (sqrt (atan2 b b)) (- b a)))) (cbrt (sin (pow (sqrt (atan2 b b)) (- b a)))))
  (cbrt (sin (pow (sqrt (atan2 b b)) (- b a))))
  (pow (sin (pow (sqrt (atan2 b b)) (- b a))) 3)
  (sqrt (sin (pow (sqrt (atan2 b b)) (- b a))))
  (sqrt (sin (pow (sqrt (atan2 b b)) (- b a))))
  (sqrt (atan2 b b))
  (sqrt (atan2 b b))
  (sqrt (atan2 b b))
  (fma (* (cos 1) (log (sqrt (atan2 b b)))) (- b a) (sin 1))
  (sin (pow (sqrt (atan2 b b)) (- b a)))
  (sin (pow (sqrt (atan2 b b)) (- b a)))
10.884 * * * [progress]: adding candidates to table
10.974 * [progress]: [Phase 3 of 3] Extracting.
10.974 * * [regime]: Finding splitpoints for: (#<alt (λ (a b) (sin (pow (sqrt (atan2 b b)) (- b a))))> #<alt (λ (a b) (expm1 (log1p (sin (pow (sqrt (atan2 b b)) (- b a))))))>)
10.975 * * * [regime-changes]: Trying 4 branch expressions: ((pow (sqrt (atan2 b b)) (- b a)) (sin (pow (sqrt (atan2 b b)) (- b a))) b a)
10.976 * * * * [regimes]: Trying to branch on (pow (sqrt (atan2 b b)) (- b a)) from (#<alt (λ (a b) (sin (pow (sqrt (atan2 b b)) (- b a))))> #<alt (λ (a b) (expm1 (log1p (sin (pow (sqrt (atan2 b b)) (- b a))))))>)
10.998 * * * * [regimes]: Trying to branch on (sin (pow (sqrt (atan2 b b)) (- b a))) from (#<alt (λ (a b) (sin (pow (sqrt (atan2 b b)) (- b a))))> #<alt (λ (a b) (expm1 (log1p (sin (pow (sqrt (atan2 b b)) (- b a))))))>)
11.024 * * * * [regimes]: Trying to branch on b from (#<alt (λ (a b) (sin (pow (sqrt (atan2 b b)) (- b a))))> #<alt (λ (a b) (expm1 (log1p (sin (pow (sqrt (atan2 b b)) (- b a))))))>)
11.036 * * * * [regimes]: Trying to branch on a from (#<alt (λ (a b) (sin (pow (sqrt (atan2 b b)) (- b a))))> #<alt (λ (a b) (expm1 (log1p (sin (pow (sqrt (atan2 b b)) (- b a))))))>)
11.049 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
11.050 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (log1p (sin (pow (sqrt (atan2 b b)) (- b a)))))
11.050 * * [simplify]: iteration  0 :  9  enodes  (cost  11 )
11.050 * * [simplify]: iteration  done :  9  enodes  (cost  11 )
11.050 * [simplify]: Simplified to:
   (expm1 (log1p (sin (pow (sqrt (atan2 b b)) (- b a)))))
13.313 * [regime-testing]: Baseline error score: 0.16196550304890883
13.313 * [regime-testing]: Oracle error score: 0.15028471951247524
13.314 * [regime-testing]: End program error score: 0.16196550304890883