Details

Time bar (total: 15.4s)

sample131.0ms

Algorithm
intervals
Results
39.0ms52×body10240exit
36.0ms324×body80nan
24.0ms256×body80valid

simplify1.1s

Counts
1 → 1
Iterations
IterNodes
done5000
5444
4117
345
222
113
07

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.1b

localize15.0ms

Local error

Found 3 expressions with local error:

0.0b
(sin (pow (sqrt (atan2 b b)) (- b a)))
0.1b
(pow (sqrt (atan2 b b)) (- b a))
1.0b
(sqrt (atan2 b b))

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
16×add-sqr-sqrt
15×*-un-lft-identity
13×add-cube-cbrt
11×unpow-prod-up
prod-diff
pow1 unpow-prod-down sqrt-prod
pow-unpow
add-exp-log
expm1-log1p-u pow-pow add-cbrt-cube log1p-expm1-u add-log-exp
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 → 63
Calls
3 calls:
14.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
6.0ms
(pow (sqrt (atan2 b b)) (- b a))
1.0ms
(sqrt (atan2 b b))

series169.0ms

Counts
3 → 9
Calls
3 calls:
105.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
43.0ms
(pow (sqrt (atan2 b b)) (- b a))
20.0ms
(sqrt (atan2 b b))

simplify773.0ms

Counts
72 → 72
Iterations
IterNodes
done5000
21098
1315
0117

prune374.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize30.0ms

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

rewrite43.0ms

Algorithm
rewrite-expression-head
Rules
32×add-sqr-sqrt
30×*-un-lft-identity
26×add-cube-cbrt
24×sqrt-prod
22×unpow-prod-up
18×unpow-prod-down prod-diff
12×pow1
10×pow-unpow pow-pow sqrt-pow1
pow1/2 add-exp-log
expm1-log1p-u add-cbrt-cube log1p-expm1-u add-log-exp
pow-to-exp rem-sqrt-square sub-neg pow-exp sqrt-pow2 distribute-lft-out-- pow-sub difference-of-squares sqr-pow
Counts
4 → 118
Calls
4 calls:
16.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
17.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
2.0ms
(sqrt (atan2 b b))
2.0ms
(sqrt (atan2 b b))

series116.0ms

Counts
4 → 12
Calls
4 calls:
42.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
36.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
15.0ms
(sqrt (atan2 b b))
22.0ms
(sqrt (atan2 b b))

simplify696.0ms

Counts
130 → 130
Iterations
IterNodes
done5000
21255
1345
0122

prune608.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize63.0ms

Local error

Found 4 expressions with local error:

0.1b
(pow (fabs (cbrt (atan2 b b))) (- b a))
0.1b
(pow (sqrt (cbrt (atan2 b b))) (- b a))
1.0b
(cbrt (atan2 b b))
1.0b
(cbrt (atan2 b b))

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
28×add-sqr-sqrt *-un-lft-identity
24×add-cube-cbrt
22×unpow-prod-up
18×prod-diff
12×unpow-prod-down
10×pow-unpow
cbrt-prod
pow1
add-exp-log sqrt-prod
pow-pow
expm1-log1p-u add-cbrt-cube log1p-expm1-u add-log-exp
pow1/3
pow-to-exp sub-neg sqrt-pow1 pow-exp distribute-lft-out-- pow-sub difference-of-squares sqr-pow
pow1/2 sqrt-pow2
Counts
4 → 102
Calls
4 calls:
6.0ms
(pow (fabs (cbrt (atan2 b b))) (- b a))
12.0ms
(pow (sqrt (cbrt (atan2 b b))) (- b a))
1.0ms
(cbrt (atan2 b b))
1.0ms
(cbrt (atan2 b b))

series453.0ms

Counts
4 → 12
Calls
4 calls:
44.0ms
(pow (fabs (cbrt (atan2 b b))) (- b a))
50.0ms
(pow (sqrt (cbrt (atan2 b b))) (- b a))
190.0ms
(cbrt (atan2 b b))
169.0ms
(cbrt (atan2 b b))

simplify1.6s

Counts
114 → 114
Iterations
IterNodes
done5001
21933
1495
0166

prune590.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

localize64.0ms

Local error

Found 4 expressions with local error:

0.0b
(pow (pow (sqrt (sqrt (atan2 b b))) (sqrt (- b a))) (sqrt (- b a)))
0.1b
(pow (sqrt (sqrt (atan2 b b))) (sqrt (- b a)))
1.0b
(sqrt (atan2 b b))
1.0b
(sqrt (atan2 b b))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
34×sqrt-prod
31×unpow-prod-down
23×add-sqr-sqrt
21×*-un-lft-identity
17×add-cube-cbrt
16×pow-unpow
pow1
add-exp-log
pow-pow sqrt-pow1
pow-exp
expm1-log1p-u add-cbrt-cube pow1/2 log1p-expm1-u add-log-exp
pow-to-exp sqr-pow
rem-sqrt-square distribute-lft-out-- difference-of-squares
sqrt-pow2
Counts
4 → 101
Calls
4 calls:
11.0ms
(pow (pow (sqrt (sqrt (atan2 b b))) (sqrt (- b a))) (sqrt (- b a)))
13.0ms
(pow (sqrt (sqrt (atan2 b b))) (sqrt (- b a)))
2.0ms
(sqrt (atan2 b b))
2.0ms
(sqrt (atan2 b b))

series910.0ms

Counts
4 → 12
Calls
4 calls:
567.0ms
(pow (pow (sqrt (sqrt (atan2 b b))) (sqrt (- b a))) (sqrt (- b a)))
315.0ms
(pow (sqrt (sqrt (atan2 b b))) (sqrt (- b a)))
11.0ms
(sqrt (atan2 b b))
17.0ms
(sqrt (atan2 b b))

simplify991.0ms

Counts
113 → 113
Iterations
IterNodes
done5002
21992
1502
0163

prune728.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

regimes100.0ms

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
done12
112
011

end0.0ms

sample5.7s

Algorithm
intervals
Results
1.9s1829×body10240exit
1.6s9879×body80nan
1.5s7989×body80valid
7.0msbody5120valid
5.0msbody2560valid
2.0msbody1280valid
2.0msbody160valid
1.0msbody320valid