Details

Time bar (total: 18.7s)

sample204.0ms

Algorithm
intervals
Results
35.0ms52×body10240exit
22.0ms324×body80nan
18.0ms256×body80valid

simplify2.1s

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

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.1b

localize19.0ms

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))

rewrite47.0ms

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:
22.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
14.0ms
(pow (sqrt (atan2 b b)) (- b a))
6.0ms
(sqrt (atan2 b b))

series138.0ms

Counts
3 → 9
Calls
3 calls:
72.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
33.0ms
(pow (sqrt (atan2 b b)) (- b a))
33.0ms
(sqrt (atan2 b b))

simplify1.2s

Counts
72 → 72
Iterations
IterNodes
done5000
21098
1315
0117

prune349.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize23.0ms

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))

rewrite40.0ms

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:
20.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
12.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
1.0ms
(sqrt (atan2 b b))
1.0ms
(sqrt (atan2 b b))

series124.0ms

Counts
4 → 12
Calls
4 calls:
42.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
47.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
14.0ms
(sqrt (atan2 b b))
21.0ms
(sqrt (atan2 b b))

simplify1.1s

Counts
130 → 130
Iterations
IterNodes
done5000
21255
1345
0122

prune681.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize53.0ms

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))

rewrite41.0ms

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:
12.0ms
(pow (fabs (cbrt (atan2 b b))) (- b a))
21.0ms
(pow (sqrt (cbrt (atan2 b b))) (- b a))
1.0ms
(cbrt (atan2 b b))
2.0ms
(cbrt (atan2 b b))

series420.0ms

Counts
4 → 12
Calls
4 calls:
46.0ms
(pow (fabs (cbrt (atan2 b b))) (- b a))
58.0ms
(pow (sqrt (cbrt (atan2 b b))) (- b a))
136.0ms
(cbrt (atan2 b b))
179.0ms
(cbrt (atan2 b b))

simplify2.0s

Counts
114 → 114
Iterations
IterNodes
done5001
21933
1495
0166

prune776.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

localize74.0ms

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))

rewrite44.0ms

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:
21.0ms
(pow (pow (sqrt (sqrt (atan2 b b))) (sqrt (- b a))) (sqrt (- b a)))
14.0ms
(pow (sqrt (sqrt (atan2 b b))) (sqrt (- b a)))
2.0ms
(sqrt (atan2 b b))
2.0ms
(sqrt (atan2 b b))

series1.0s

Counts
4 → 12
Calls
4 calls:
609.0ms
(pow (pow (sqrt (sqrt (atan2 b b))) (sqrt (- b a))) (sqrt (- b a)))
362.0ms
(pow (sqrt (sqrt (atan2 b b))) (sqrt (- b a)))
18.0ms
(sqrt (atan2 b b))
20.0ms
(sqrt (atan2 b b))

simplify1.7s

Counts
113 → 113
Iterations
IterNodes
done5002
21992
1502
0163

prune844.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

regimes146.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify3.0ms

Iterations
IterNodes
done12
112
011

end0.0ms

sample5.6s

Algorithm
intervals
Results
2.1s1829×body10240exit
1.3s7989×body80valid
1.3s9879×body80nan
10.0msbody5120valid
4.0msbody2560valid
3.0msbody1280valid
1.0msbody160valid
0.0msbody320valid