0.952 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.188 * * * [progress]: [2/2] Setting up program.
0.196 * [progress]: [Phase 2 of 3] Improving.
0.196 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (a b) (sin (pow (sqrt (atan2 b b)) (- b a))))>
0.199 * [simplify]: Simplifying:
  (sin (pow (sqrt (atan2 b b)) (- b a)))
0.200 * * [simplify]: iteration 0: 7 enodes
0.206 * * [simplify]: iteration 1: 13 enodes
0.208 * * [simplify]: iteration 2: 22 enodes
0.250 * * [simplify]: iteration 3: 45 enodes
0.261 * * [simplify]: iteration 4: 110 enodes
0.316 * * [simplify]: iteration 5: 256 enodes
0.857 * * [simplify]: iteration 6: 1114 enodes
1.358 * * [simplify]: iteration complete: 5001 enodes
1.358 * * [simplify]: Extracting #0: cost 1 inf + 0
1.359 * * [simplify]: Extracting #1: cost 2 inf + 0
1.359 * * [simplify]: Extracting #2: cost 98 inf + 0
1.360 * * [simplify]: Extracting #3: cost 579 inf + 1
1.365 * * [simplify]: Extracting #4: cost 1976 inf + 3471
1.400 * * [simplify]: Extracting #5: cost 1290 inf + 105905
1.462 * * [simplify]: Extracting #6: cost 289 inf + 351310
1.545 * * [simplify]: Extracting #7: cost 1 inf + 554781
1.649 * * [simplify]: Extracting #8: cost 0 inf + 555003
1.731 * * [simplify]: Extracting #9: cost 0 inf + 554923
1.835 * [simplify]: Simplified to:
  (sin (pow (sqrt (atan2 b b)) (- b a)))
1.837 * * [progress]: iteration 1 / 4
1.837 * * * [progress]: picking best candidate
1.840 * * * * [pick]: Picked  #<alt (λ (a b) (sin (pow (sqrt (atan2 b b)) (- b a))))>
1.840 * * * [progress]: localizing error
1.862 * * * [progress]: generating rewritten candidates
1.862 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 1)
1.870 * * * [progress]: generating series expansions
1.870 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 1)
1.875 * [backup-simplify]: Simplify (sqrt (atan2 b b)) into (sqrt (atan2 b b))
1.875 * [approximate]: Taking taylor expansion of (sqrt (atan2 b b)) in (b) around 0
1.876 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in b
1.876 * [taylor]: Taking taylor expansion of (atan2 b b) in b
1.877 * [backup-simplify]: Simplify (atan2 b b) into (atan2 b b)
1.877 * [backup-simplify]: Simplify (sqrt (atan2 b b)) into (sqrt (atan2 b b))
1.877 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (atan2 b b)))) into 0
1.877 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in b
1.877 * [taylor]: Taking taylor expansion of (atan2 b b) in b
1.877 * [backup-simplify]: Simplify (atan2 b b) into (atan2 b b)
1.877 * [backup-simplify]: Simplify (sqrt (atan2 b b)) into (sqrt (atan2 b b))
1.877 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (atan2 b b)))) into 0
1.878 * [backup-simplify]: Simplify (sqrt (atan2 b b)) into (sqrt (atan2 b b))
1.878 * [backup-simplify]: Simplify 0 into 0
1.879 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 b b)))) into 0
1.879 * [backup-simplify]: Simplify 0 into 0
1.879 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 b b)))) into 0
1.879 * [backup-simplify]: Simplify 0 into 0
1.880 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 b b)))) into 0
1.880 * [backup-simplify]: Simplify 0 into 0
1.881 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 b b)))) into 0
1.881 * [backup-simplify]: Simplify 0 into 0
1.881 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 b b)))) into 0
1.881 * [backup-simplify]: Simplify 0 into 0
1.882 * [backup-simplify]: Simplify (sqrt (atan2 b b)) into (sqrt (atan2 b b))
1.882 * [backup-simplify]: Simplify (sqrt (atan2 (/ 1 b) (/ 1 b))) into (sqrt (atan2 (/ 1 b) (/ 1 b)))
1.882 * [approximate]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in (b) around 0
1.882 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in b
1.882 * [taylor]: Taking taylor expansion of (atan2 (/ 1 b) (/ 1 b)) in b
1.882 * [backup-simplify]: Simplify (atan2 (/ 1 b) (/ 1 b)) into (atan2 (/ 1 b) (/ 1 b))
1.882 * [backup-simplify]: Simplify (sqrt (atan2 (/ 1 b) (/ 1 b))) into (sqrt (atan2 (/ 1 b) (/ 1 b)))
1.882 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (atan2 (/ 1 b) (/ 1 b))))) into 0
1.882 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in b
1.882 * [taylor]: Taking taylor expansion of (atan2 (/ 1 b) (/ 1 b)) in b
1.882 * [backup-simplify]: Simplify (atan2 (/ 1 b) (/ 1 b)) into (atan2 (/ 1 b) (/ 1 b))
1.882 * [backup-simplify]: Simplify (sqrt (atan2 (/ 1 b) (/ 1 b))) into (sqrt (atan2 (/ 1 b) (/ 1 b)))
1.882 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (atan2 (/ 1 b) (/ 1 b))))) into 0
1.882 * [backup-simplify]: Simplify (sqrt (atan2 (/ 1 b) (/ 1 b))) into (sqrt (atan2 (/ 1 b) (/ 1 b)))
1.882 * [backup-simplify]: Simplify 0 into 0
1.883 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 (/ 1 b) (/ 1 b))))) into 0
1.883 * [backup-simplify]: Simplify 0 into 0
1.883 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 (/ 1 b) (/ 1 b))))) into 0
1.883 * [backup-simplify]: Simplify 0 into 0
1.884 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 (/ 1 b) (/ 1 b))))) into 0
1.884 * [backup-simplify]: Simplify 0 into 0
1.885 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 (/ 1 b) (/ 1 b))))) into 0
1.885 * [backup-simplify]: Simplify 0 into 0
1.885 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 (/ 1 b) (/ 1 b))))) into 0
1.885 * [backup-simplify]: Simplify 0 into 0
1.885 * [backup-simplify]: Simplify (sqrt (atan2 (/ 1 (/ 1 b)) (/ 1 (/ 1 b)))) into (sqrt (atan2 b b))
1.893 * [backup-simplify]: Simplify (sqrt (atan2 (/ 1 (- b)) (/ 1 (- b)))) into (sqrt (atan2 (/ -1 b) (/ -1 b)))
1.893 * [approximate]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in (b) around 0
1.893 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in b
1.893 * [taylor]: Taking taylor expansion of (atan2 (/ -1 b) (/ -1 b)) in b
1.893 * [backup-simplify]: Simplify (atan2 (/ -1 b) (/ -1 b)) into (atan2 (/ -1 b) (/ -1 b))
1.893 * [backup-simplify]: Simplify (sqrt (atan2 (/ -1 b) (/ -1 b))) into (sqrt (atan2 (/ -1 b) (/ -1 b)))
1.893 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (atan2 (/ -1 b) (/ -1 b))))) into 0
1.893 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in b
1.893 * [taylor]: Taking taylor expansion of (atan2 (/ -1 b) (/ -1 b)) in b
1.893 * [backup-simplify]: Simplify (atan2 (/ -1 b) (/ -1 b)) into (atan2 (/ -1 b) (/ -1 b))
1.893 * [backup-simplify]: Simplify (sqrt (atan2 (/ -1 b) (/ -1 b))) into (sqrt (atan2 (/ -1 b) (/ -1 b)))
1.894 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (atan2 (/ -1 b) (/ -1 b))))) into 0
1.894 * [backup-simplify]: Simplify (sqrt (atan2 (/ -1 b) (/ -1 b))) into (sqrt (atan2 (/ -1 b) (/ -1 b)))
1.894 * [backup-simplify]: Simplify 0 into 0
1.894 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 (/ -1 b) (/ -1 b))))) into 0
1.894 * [backup-simplify]: Simplify 0 into 0
1.895 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 (/ -1 b) (/ -1 b))))) into 0
1.895 * [backup-simplify]: Simplify 0 into 0
1.896 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 (/ -1 b) (/ -1 b))))) into 0
1.896 * [backup-simplify]: Simplify 0 into 0
1.896 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 (/ -1 b) (/ -1 b))))) into 0
1.896 * [backup-simplify]: Simplify 0 into 0
1.897 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 (/ -1 b) (/ -1 b))))) into 0
1.897 * [backup-simplify]: Simplify 0 into 0
1.897 * [backup-simplify]: Simplify (sqrt (atan2 (/ -1 (/ 1 (- b))) (/ -1 (/ 1 (- b))))) into (sqrt (atan2 b b))
1.897 * * * [progress]: simplifying candidates
1.897 * * * * [progress]: [ 1 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (log1p (expm1 (sqrt (atan2 b b)))) (- b a))))>
1.897 * * * * [progress]: [ 2 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (expm1 (log1p (sqrt (atan2 b b)))) (- b a))))>
1.897 * * * * [progress]: [ 3 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (pow (atan2 b b) 1/2) (- b a))))>
1.897 * * * * [progress]: [ 4 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (pow (sqrt (atan2 b b)) 1) (- b a))))>
1.898 * * * * [progress]: [ 5 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (exp (log (sqrt (atan2 b b)))) (- b a))))>
1.898 * * * * [progress]: [ 6 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (log (exp (sqrt (atan2 b b)))) (- b a))))>
1.898 * * * * [progress]: [ 7 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (* (* (cbrt (sqrt (atan2 b b))) (cbrt (sqrt (atan2 b b)))) (cbrt (sqrt (atan2 b b)))) (- b a))))>
1.898 * * * * [progress]: [ 8 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (cbrt (* (* (sqrt (atan2 b b)) (sqrt (atan2 b b))) (sqrt (atan2 b b)))) (- b a))))>
1.898 * * * * [progress]: [ 9 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (* (sqrt (* (cbrt (atan2 b b)) (cbrt (atan2 b b)))) (sqrt (cbrt (atan2 b b)))) (- b a))))>
1.898 * * * * [progress]: [ 10 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (* (sqrt (sqrt (atan2 b b))) (sqrt (sqrt (atan2 b b)))) (- b a))))>
1.898 * * * * [progress]: [ 11 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (* (sqrt 1) (sqrt (atan2 b b))) (- b a))))>
1.898 * * * * [progress]: [ 12 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (pow (atan2 b b) (/ 1 2)) (- b a))))>
1.898 * * * * [progress]: [ 13 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (* (sqrt (sqrt (atan2 b b))) (sqrt (sqrt (atan2 b b)))) (- b a))))>
1.898 * * * * [progress]: [ 14 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (fabs (sqrt (atan2 b b))) (- b a))))>
1.898 * * * * [progress]: [ 15 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (* 1 (sqrt (atan2 b b))) (- b a))))>
1.898 * * * * [progress]: [ 16 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (posit16->real (real->posit16 (sqrt (atan2 b b)))) (- b a))))>
1.898 * * * * [progress]: [ 17 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (sqrt (atan2 b b)) (- b a))))>
1.898 * * * * [progress]: [ 18 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (sqrt (atan2 b b)) (- b a))))>
1.898 * * * * [progress]: [ 19 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (sqrt (atan2 b b)) (- b a))))>
1.899 * [simplify]: Simplifying:
  (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)))
  (real->posit16 (sqrt (atan2 b b)))
  (sqrt (atan2 b b))
  (sqrt (atan2 b b))
  (sqrt (atan2 b b))
1.899 * * [simplify]: iteration 0: 21 enodes
1.903 * * [simplify]: iteration 1: 26 enodes
1.907 * * [simplify]: iteration 2: 29 enodes
1.915 * * [simplify]: iteration 3: 33 enodes
1.926 * * [simplify]: iteration 4: 41 enodes
1.937 * * [simplify]: iteration 5: 60 enodes
1.947 * * [simplify]: iteration 6: 90 enodes
1.962 * * [simplify]: iteration 7: 163 enodes
2.042 * * [simplify]: iteration 8: 389 enodes
2.437 * * [simplify]: iteration 9: 1279 enodes
4.437 * * [simplify]: iteration complete: 5000 enodes
4.437 * * [simplify]: Extracting #0: cost 14 inf + 0
4.437 * * [simplify]: Extracting #1: cost 211 inf + 2
4.441 * * [simplify]: Extracting #2: cost 1167 inf + 47
4.447 * * [simplify]: Extracting #3: cost 1215 inf + 1060
4.453 * * [simplify]: Extracting #4: cost 1205 inf + 13441
4.496 * * [simplify]: Extracting #5: cost 744 inf + 410322
4.623 * * [simplify]: Extracting #6: cost 120 inf + 1109345
4.764 * * [simplify]: Extracting #7: cost 0 inf + 1240291
4.909 * * [simplify]: Extracting #8: cost 0 inf + 1236154
5.078 * * [simplify]: Extracting #9: cost 0 inf + 1235521
5.235 * [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)))
  (* (sqrt (atan2 b b)) (atan2 b b))
  (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)))
  (real->posit16 (sqrt (atan2 b b)))
  (sqrt (atan2 b b))
  (sqrt (atan2 b b))
  (sqrt (atan2 b b))
5.235 * * * [progress]: adding candidates to table
5.326 * [progress]: [Phase 3 of 3] Extracting.
5.335 * [simplify]: Simplifying:
  (sin (pow (sqrt (atan2 b b)) (- b a)))
5.335 * * [simplify]: iteration 0: 7 enodes
5.336 * * [simplify]: iteration complete: 7 enodes
5.336 * * [simplify]: Extracting #0: cost 1 inf + 0
5.336 * * [simplify]: Extracting #1: cost 2 inf + 0
5.336 * * [simplify]: Extracting #2: cost 4 inf + 0
5.336 * * [simplify]: Extracting #3: cost 7 inf + 0
5.336 * * [simplify]: Extracting #4: cost 5 inf + 2
5.336 * * [simplify]: Extracting #5: cost 0 inf + 1290
5.336 * [simplify]: Simplified to:
  (sin (pow (sqrt (atan2 b b)) (- b a)))
11.205 * [regime-testing]: Baseline error score: 0.12348161772244495
11.207 * [regime-testing]: Oracle error score: 0.12348161772244495
11.208 * [regime-testing]: End program error score: 0.12348161772244495