21.319 * [progress]: [Phase 1 of 3] Setting up.
0.003 * * * [progress]: [1/2] Preparing points
0.135 * * * [progress]: [2/2] Setting up program.
0.143 * [progress]: [Phase 2 of 3] Improving.
0.143 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (a b) (sin (pow (sqrt (atan2 b b)) (- b a))))>
0.144 * [simplify]: Simplifying:
  (sin (pow (sqrt (atan2 b b)) (- b a)))
0.144 * * [simplify]: iteration 0: 7 enodes
0.147 * * [simplify]: iteration 1: 13 enodes
0.154 * * [simplify]: iteration 2: 22 enodes
0.211 * * [simplify]: iteration 3: 45 enodes
0.267 * * [simplify]: iteration 4: 110 enodes
0.361 * * [simplify]: iteration 5: 256 enodes
0.916 * * [simplify]: iteration 6: 1114 enodes
2.651 * * [simplify]: iteration complete: 5001 enodes
2.651 * * [simplify]: Extracting #0: cost 1 inf + 0
2.651 * * [simplify]: Extracting #1: cost 2 inf + 0
2.651 * * [simplify]: Extracting #2: cost 98 inf + 0
2.653 * * [simplify]: Extracting #3: cost 579 inf + 1
2.657 * * [simplify]: Extracting #4: cost 1976 inf + 3471
2.676 * * [simplify]: Extracting #5: cost 1290 inf + 105905
2.725 * * [simplify]: Extracting #6: cost 289 inf + 351310
2.829 * * [simplify]: Extracting #7: cost 1 inf + 554781
2.986 * * [simplify]: Extracting #8: cost 0 inf + 555003
3.116 * * [simplify]: Extracting #9: cost 0 inf + 554923
3.202 * [simplify]: Simplified to:
  (sin (pow (sqrt (atan2 b b)) (- b a)))
3.204 * * [progress]: iteration 1 / 4
3.205 * * * [progress]: picking best candidate
3.223 * * * * [pick]: Picked  #<alt (λ (a b) (sin (pow (sqrt (atan2 b b)) (- b a))))>
3.223 * * * [progress]: localizing error
3.252 * * * [progress]: generating rewritten candidates
3.252 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 1)
3.255 * * * [progress]: generating series expansions
3.255 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 1)
3.255 * [backup-simplify]: Simplify (sqrt (atan2 b b)) into (sqrt (atan2 b b))
3.255 * [approximate]: Taking taylor expansion of (sqrt (atan2 b b)) in (b) around 0
3.255 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in b
3.255 * [taylor]: Taking taylor expansion of (atan2 b b) in b
3.256 * [backup-simplify]: Simplify (atan2 b b) into (atan2 b b)
3.256 * [backup-simplify]: Simplify (sqrt (atan2 b b)) into (sqrt (atan2 b b))
3.256 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (atan2 b b)))) into 0
3.256 * [taylor]: Taking taylor expansion of (sqrt (atan2 b b)) in b
3.256 * [taylor]: Taking taylor expansion of (atan2 b b) in b
3.256 * [backup-simplify]: Simplify (atan2 b b) into (atan2 b b)
3.256 * [backup-simplify]: Simplify (sqrt (atan2 b b)) into (sqrt (atan2 b b))
3.257 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (atan2 b b)))) into 0
3.257 * [backup-simplify]: Simplify (sqrt (atan2 b b)) into (sqrt (atan2 b b))
3.257 * [backup-simplify]: Simplify 0 into 0
3.258 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 b b)))) into 0
3.258 * [backup-simplify]: Simplify 0 into 0
3.259 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 b b)))) into 0
3.259 * [backup-simplify]: Simplify 0 into 0
3.260 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 b b)))) into 0
3.260 * [backup-simplify]: Simplify 0 into 0
3.260 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 b b)))) into 0
3.260 * [backup-simplify]: Simplify 0 into 0
3.261 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 b b)))) into 0
3.261 * [backup-simplify]: Simplify 0 into 0
3.262 * [backup-simplify]: Simplify (sqrt (atan2 b b)) into (sqrt (atan2 b b))
3.262 * [backup-simplify]: Simplify (sqrt (atan2 (/ 1 b) (/ 1 b))) into (sqrt (atan2 (/ 1 b) (/ 1 b)))
3.262 * [approximate]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in (b) around 0
3.262 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in b
3.262 * [taylor]: Taking taylor expansion of (atan2 (/ 1 b) (/ 1 b)) in b
3.262 * [backup-simplify]: Simplify (atan2 (/ 1 b) (/ 1 b)) into (atan2 (/ 1 b) (/ 1 b))
3.262 * [backup-simplify]: Simplify (sqrt (atan2 (/ 1 b) (/ 1 b))) into (sqrt (atan2 (/ 1 b) (/ 1 b)))
3.263 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (atan2 (/ 1 b) (/ 1 b))))) into 0
3.263 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ 1 b) (/ 1 b))) in b
3.263 * [taylor]: Taking taylor expansion of (atan2 (/ 1 b) (/ 1 b)) in b
3.263 * [backup-simplify]: Simplify (atan2 (/ 1 b) (/ 1 b)) into (atan2 (/ 1 b) (/ 1 b))
3.263 * [backup-simplify]: Simplify (sqrt (atan2 (/ 1 b) (/ 1 b))) into (sqrt (atan2 (/ 1 b) (/ 1 b)))
3.263 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (atan2 (/ 1 b) (/ 1 b))))) into 0
3.264 * [backup-simplify]: Simplify (sqrt (atan2 (/ 1 b) (/ 1 b))) into (sqrt (atan2 (/ 1 b) (/ 1 b)))
3.264 * [backup-simplify]: Simplify 0 into 0
3.264 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 (/ 1 b) (/ 1 b))))) into 0
3.264 * [backup-simplify]: Simplify 0 into 0
3.265 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 (/ 1 b) (/ 1 b))))) into 0
3.265 * [backup-simplify]: Simplify 0 into 0
3.266 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 (/ 1 b) (/ 1 b))))) into 0
3.266 * [backup-simplify]: Simplify 0 into 0
3.267 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 (/ 1 b) (/ 1 b))))) into 0
3.267 * [backup-simplify]: Simplify 0 into 0
3.268 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 (/ 1 b) (/ 1 b))))) into 0
3.268 * [backup-simplify]: Simplify 0 into 0
3.269 * [backup-simplify]: Simplify (sqrt (atan2 (/ 1 (/ 1 b)) (/ 1 (/ 1 b)))) into (sqrt (atan2 b b))
3.269 * [backup-simplify]: Simplify (sqrt (atan2 (/ 1 (- b)) (/ 1 (- b)))) into (sqrt (atan2 (/ -1 b) (/ -1 b)))
3.269 * [approximate]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in (b) around 0
3.269 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in b
3.269 * [taylor]: Taking taylor expansion of (atan2 (/ -1 b) (/ -1 b)) in b
3.269 * [backup-simplify]: Simplify (atan2 (/ -1 b) (/ -1 b)) into (atan2 (/ -1 b) (/ -1 b))
3.269 * [backup-simplify]: Simplify (sqrt (atan2 (/ -1 b) (/ -1 b))) into (sqrt (atan2 (/ -1 b) (/ -1 b)))
3.270 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (atan2 (/ -1 b) (/ -1 b))))) into 0
3.270 * [taylor]: Taking taylor expansion of (sqrt (atan2 (/ -1 b) (/ -1 b))) in b
3.270 * [taylor]: Taking taylor expansion of (atan2 (/ -1 b) (/ -1 b)) in b
3.270 * [backup-simplify]: Simplify (atan2 (/ -1 b) (/ -1 b)) into (atan2 (/ -1 b) (/ -1 b))
3.270 * [backup-simplify]: Simplify (sqrt (atan2 (/ -1 b) (/ -1 b))) into (sqrt (atan2 (/ -1 b) (/ -1 b)))
3.271 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (atan2 (/ -1 b) (/ -1 b))))) into 0
3.271 * [backup-simplify]: Simplify (sqrt (atan2 (/ -1 b) (/ -1 b))) into (sqrt (atan2 (/ -1 b) (/ -1 b)))
3.271 * [backup-simplify]: Simplify 0 into 0
3.272 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt (atan2 (/ -1 b) (/ -1 b))))) into 0
3.272 * [backup-simplify]: Simplify 0 into 0
3.274 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 (/ -1 b) (/ -1 b))))) into 0
3.274 * [backup-simplify]: Simplify 0 into 0
3.275 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt (atan2 (/ -1 b) (/ -1 b))))) into 0
3.275 * [backup-simplify]: Simplify 0 into 0
3.277 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 (/ -1 b) (/ -1 b))))) into 0
3.277 * [backup-simplify]: Simplify 0 into 0
3.279 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)) (* 2 (* 0 0)))) (* 2 (sqrt (atan2 (/ -1 b) (/ -1 b))))) into 0
3.279 * [backup-simplify]: Simplify 0 into 0
3.279 * [backup-simplify]: Simplify (sqrt (atan2 (/ -1 (/ 1 (- b))) (/ -1 (/ 1 (- b))))) into (sqrt (atan2 b b))
3.279 * * * [progress]: simplifying candidates
3.279 * * * * [progress]: [ 1 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (posit16->real (real->posit16 (sqrt (atan2 b b)))) (- b a))))>
3.280 * * * * [progress]: [ 2 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (log1p (expm1 (sqrt (atan2 b b)))) (- b a))))>
3.280 * * * * [progress]: [ 3 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (expm1 (log1p (sqrt (atan2 b b)))) (- b a))))>
3.280 * * * * [progress]: [ 4 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (pow (atan2 b b) 1/2) (- b a))))>
3.280 * * * * [progress]: [ 5 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (pow (sqrt (atan2 b b)) 1) (- b a))))>
3.280 * * * * [progress]: [ 6 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (exp (log (sqrt (atan2 b b)))) (- b a))))>
3.280 * * * * [progress]: [ 7 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (log (exp (sqrt (atan2 b b)))) (- b a))))>
3.280 * * * * [progress]: [ 8 / 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))))>
3.280 * * * * [progress]: [ 9 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (cbrt (* (* (sqrt (atan2 b b)) (sqrt (atan2 b b))) (sqrt (atan2 b b)))) (- b a))))>
3.280 * * * * [progress]: [ 10 / 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))))>
3.280 * * * * [progress]: [ 11 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (* (sqrt (sqrt (atan2 b b))) (sqrt (sqrt (atan2 b b)))) (- b a))))>
3.280 * * * * [progress]: [ 12 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (* (sqrt 1) (sqrt (atan2 b b))) (- b a))))>
3.280 * * * * [progress]: [ 13 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (pow (atan2 b b) (/ 1 2)) (- b a))))>
3.280 * * * * [progress]: [ 14 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (* (sqrt (sqrt (atan2 b b))) (sqrt (sqrt (atan2 b b)))) (- b a))))>
3.280 * * * * [progress]: [ 15 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (fabs (sqrt (atan2 b b))) (- b a))))>
3.280 * * * * [progress]: [ 16 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (* 1 (sqrt (atan2 b b))) (- b a))))>
3.280 * * * * [progress]: [ 17 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (sqrt (atan2 b b)) (- b a))))>
3.280 * * * * [progress]: [ 18 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (sqrt (atan2 b b)) (- b a))))>
3.281 * * * * [progress]: [ 19 / 19 ] simplifiying candidate #<alt (λ (a b) (sin (pow (sqrt (atan2 b b)) (- b a))))>
3.281 * [simplify]: Simplifying:
  (real->posit16 (sqrt (atan2 b b)))
  (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)))
  (sqrt (atan2 b b))
  (sqrt (atan2 b b))
  (sqrt (atan2 b b))
3.282 * * [simplify]: iteration 0: 21 enodes
3.299 * * [simplify]: iteration 1: 26 enodes
3.309 * * [simplify]: iteration 2: 29 enodes
3.328 * * [simplify]: iteration 3: 33 enodes
3.356 * * [simplify]: iteration 4: 41 enodes
3.392 * * [simplify]: iteration 5: 60 enodes
3.440 * * [simplify]: iteration 6: 90 enodes
3.518 * * [simplify]: iteration 7: 163 enodes
3.685 * * [simplify]: iteration 8: 390 enodes
4.633 * * [simplify]: iteration 9: 1296 enodes
8.663 * * [simplify]: iteration complete: 5001 enodes
8.663 * * [simplify]: Extracting #0: cost 14 inf + 0
8.664 * * [simplify]: Extracting #1: cost 228 inf + 2
8.672 * * [simplify]: Extracting #2: cost 1304 inf + 47
8.682 * * [simplify]: Extracting #3: cost 1348 inf + 1708
8.695 * * [simplify]: Extracting #4: cost 1325 inf + 19570
8.745 * * [simplify]: Extracting #5: cost 883 inf + 408869
8.870 * * [simplify]: Extracting #6: cost 91 inf + 1272289
9.075 * * [simplify]: Extracting #7: cost 0 inf + 1370700
9.255 * * [simplify]: Extracting #8: cost 0 inf + 1369965
9.439 * [simplify]: Simplified to:
  (real->posit16 (sqrt (atan2 b b)))
  (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)))
  (sqrt (atan2 b b))
  (sqrt (atan2 b b))
  (sqrt (atan2 b b))
9.440 * * * [progress]: adding candidates to table
9.651 * [progress]: [Phase 3 of 3] Extracting.
9.669 * [simplify]: Simplifying:
  (sin (pow (sqrt (atan2 b b)) (- b a)))
9.669 * * [simplify]: iteration 0: 7 enodes
9.670 * * [simplify]: iteration complete: 7 enodes
9.671 * * [simplify]: Extracting #0: cost 1 inf + 0
9.671 * * [simplify]: Extracting #1: cost 2 inf + 0
9.671 * * [simplify]: Extracting #2: cost 4 inf + 0
9.671 * * [simplify]: Extracting #3: cost 7 inf + 0
9.671 * * [simplify]: Extracting #4: cost 5 inf + 2
9.671 * * [simplify]: Extracting #5: cost 0 inf + 1290
9.671 * [simplify]: Simplified to:
  (sin (pow (sqrt (atan2 b b)) (- b a)))
16.151 * [regime-testing]: Baseline error score: 0.12393937421308729
16.184 * [regime-testing]: Oracle error score: 0.12393937421308729
16.184 * [regime-testing]: End program error score: 0.12393937421308729