Details

Time bar (total: 24.6s)

sample369.0ms

Algorithm
intervals
Results
124.0ms61×body10240exit
103.0ms256×body80valid
56.0ms305×body80nan

simplify1.7s

Counts
1 → 1
Iterations
IterNodes
72433
6740
5248
4110
345
222
113
07

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize19.0ms

Local error

Found 3 expressions with local error:

0.0b
(sin (pow (sqrt (atan2 b b)) (- b a)))
0.0b
(pow (sqrt (atan2 b b)) (- b a))
1.0b
(sqrt (atan2 b b))

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt
*-un-lft-identity
add-cube-cbrt
pow1 unpow-prod-down sqrt-prod
pow-unpow
add-exp-log
pow-pow add-cbrt-cube insert-posit16 add-log-exp
unpow-prod-up sqrt-pow1 pow1/2
pow-to-exp rem-sqrt-square sub-neg pow-exp sqrt-pow2 distribute-lft-out-- pow-sub difference-of-squares sqr-pow
Counts
3 → 51
Calls
3 calls:
13.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
5.0ms
(pow (sqrt (atan2 b b)) (- b a))
2.0ms
(sqrt (atan2 b b))

series135.0ms

Counts
3 → 9
Calls
3 calls:
86.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
30.0ms
(pow (sqrt (atan2 b b)) (- b a))
18.0ms
(sqrt (atan2 b b))

simplify922.0ms

Counts
60 → 60
Iterations
IterNodes
42133
3900
2409
1182
078

prune382.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize52.0ms

Local error

Found 4 expressions with local error:

0.0b
(pow (sqrt (sqrt (atan2 b b))) (- b a))
0.0b
(* (pow (sqrt (sqrt (atan2 b b))) (- b a)) (pow (sqrt (sqrt (atan2 b b))) (- b a)))
1.0b
(sqrt (atan2 b b))
1.0b
(sqrt (atan2 b b))

rewrite67.0ms

Algorithm
rewrite-expression-head
Rules
93×sqrt-prod
87×unpow-prod-down
82×add-sqr-sqrt
28×*-un-lft-identity
26×add-cube-cbrt
25×unswap-sqr
23×swap-sqr
17×add-exp-log
15×associate-*r* associate-*l* sqr-pow
14×unpow-prod-up
pow1 prod-exp
pow-to-exp sub-neg pow-exp
sqrt-pow1 add-cbrt-cube
pow-unpow pow-pow pow-sub
pow1/2 insert-posit16 add-log-exp
rem-sqrt-square
pow2 frac-times pow-prod-down associate-*l/ associate-*r/ pow-sqr *-commutative pow-prod-up cbrt-unprod sqrt-pow2 distribute-lft-out-- difference-of-squares
Counts
4 → 166
Calls
4 calls:
11.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
47.0ms
(* (pow (sqrt (sqrt (atan2 b b))) (- b a)) (pow (sqrt (sqrt (atan2 b b))) (- b a)))
2.0ms
(sqrt (atan2 b b))
2.0ms
(sqrt (atan2 b b))

series139.0ms

Counts
4 → 12
Calls
4 calls:
47.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
54.0ms
(* (pow (sqrt (sqrt (atan2 b b))) (- b a)) (pow (sqrt (sqrt (atan2 b b))) (- b a)))
19.0ms
(sqrt (atan2 b b))
19.0ms
(sqrt (atan2 b b))

simplify3.3s

Counts
178 → 178
Iterations
IterNodes
33182
21075
1392
0150

prune560.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize41.0ms

Local error

Found 4 expressions with local error:

1.0b
(sqrt (atan2 b b))
1.0b
(sqrt (atan2 b b))
1.0b
(sqrt (atan2 b b))
1.0b
(sqrt (atan2 b b))

rewrite5.0ms

Algorithm
rewrite-expression-head
Rules
12×add-sqr-sqrt sqrt-prod
pow1 *-un-lft-identity add-cube-cbrt
rem-sqrt-square sqrt-pow1 add-cbrt-cube pow1/2 add-exp-log insert-posit16 add-log-exp
Counts
4 → 56
Calls
4 calls:
2.0ms
(sqrt (atan2 b b))
1.0ms
(sqrt (atan2 b b))
1.0ms
(sqrt (atan2 b b))
1.0ms
(sqrt (atan2 b b))

series92.0ms

Counts
4 → 12
Calls
4 calls:
21.0ms
(sqrt (atan2 b b))
27.0ms
(sqrt (atan2 b b))
21.0ms
(sqrt (atan2 b b))
22.0ms
(sqrt (atan2 b b))

simplify6.3s

Counts
68 → 68
Iterations
IterNodes
106978
91473
8463
7195
696
557
437
329
225
122
019

prune490.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

localize45.0ms

Local error

Found 4 expressions with local error:

0.0b
(pow (sqrt (sqrt (sqrt (atan2 b b)))) (- b a))
1.0b
(sqrt (atan2 b b))
1.0b
(sqrt (atan2 b b))
1.0b
(sqrt (atan2 b b))

rewrite10.0ms

Algorithm
rewrite-expression-head
Rules
27×sqrt-prod
17×add-sqr-sqrt
14×*-un-lft-identity
12×unpow-prod-down sqrt-pow1 add-cube-cbrt
11×pow1
pow-pow
pow1/2
pow-unpow add-exp-log
add-cbrt-cube insert-posit16 add-log-exp
rem-sqrt-square
unpow-prod-up
pow-to-exp sub-neg pow-exp sqrt-pow2 distribute-lft-out-- pow-sub difference-of-squares sqr-pow
Counts
4 → 81
Calls
4 calls:
6.0ms
(pow (sqrt (sqrt (sqrt (atan2 b b)))) (- b a))
1.0ms
(sqrt (atan2 b b))
1.0ms
(sqrt (atan2 b b))
1.0ms
(sqrt (atan2 b b))

series87.0ms

Counts
4 → 12
Calls
4 calls:
51.0ms
(pow (sqrt (sqrt (sqrt (atan2 b b)))) (- b a))
11.0ms
(sqrt (atan2 b b))
11.0ms
(sqrt (atan2 b b))
13.0ms
(sqrt (atan2 b b))

simplify2.3s

Counts
93 → 93
Iterations
IterNodes
43348
31368
2589
1249
099

prune485.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0.0b

regimes83.0ms

Accuracy

0% (0.0b remaining)

Error of 0.1b against oracle of 0.1b and baseline of 0.1b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
213
113
012

end0.0ms

sample7.0s

Algorithm
intervals
Results
3.0s1832×body10240exit
1.8s9866×body80nan
1.8s7992×body80valid
8.0msbody2560valid
6.0msbody5120valid
3.0msbody320valid
1.0msbody640valid
0.0msbody160valid