Details

Time bar (total: 15.1s)

sample62.0ms

Algorithm
intervals
Results
20.0ms56×body10240exit
14.0ms315×body80nan
13.0ms256×body80valid

simplify4.4s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
079
1139
2229
3459
41109
52629
67389
726389
done50009

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize8.0ms

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))

rewrite9.0ms

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 add-log-exp
unpow-prod-up sqrt-pow1 pow1/2
pow-to-exp sub-neg rem-sqrt-square pow-exp sqrt-pow2 distribute-lft-out-- pow-sub difference-of-squares sqr-pow
Counts
3 → 48
Calls
3 calls:
4.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
4.0ms
(pow (sqrt (atan2 b b)) (- b a))
1.0ms
(sqrt (atan2 b b))

series94.0ms

Counts
3 → 9
Calls
3 calls:
58.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
20.0ms
(pow (sqrt (atan2 b b)) (- b a))
15.0ms
(sqrt (atan2 b b))

simplify1.8s

Counts
57 → 57
Iterations

Useful iterations: 3 (170.0ms)

IterNodesCost
075614
1148575
2344536
3812527
42393527
done5001527

prune124.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize11.0ms

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))

rewrite16.0ms

Algorithm
rewrite-expression-head
Rules
24×sqrt-prod
20×add-sqr-sqrt
18×unpow-prod-down *-un-lft-identity
14×add-cube-cbrt
12×pow1
10×pow-unpow pow-pow sqrt-pow1
add-exp-log pow1/2
unpow-prod-up add-cbrt-cube add-log-exp
pow-to-exp sub-neg rem-sqrt-square pow-exp sqrt-pow2 distribute-lft-out-- pow-sub difference-of-squares sqr-pow
Counts
4 → 92
Calls
4 calls:
5.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
7.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
1.0ms
(sqrt (atan2 b b))
1.0ms
(sqrt (atan2 b b))

series76.0ms

Counts
4 → 12
Calls
4 calls:
27.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
27.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
10.0ms
(sqrt (atan2 b b))
11.0ms
(sqrt (atan2 b b))

simplify2.0s

Counts
104 → 104
Iterations

Useful iterations: 3 (180.0ms)

IterNodesCost
0801180
11621074
23601042
38431028
423181028
done50011028

prune272.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize10.0ms

Local error

Found 4 expressions with local error:

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

rewrite11.0ms

Algorithm
rewrite-expression-head
Rules
18×add-sqr-sqrt
16×*-un-lft-identity
12×add-cube-cbrt unpow-prod-down sqrt-prod
10×pow1 pow-unpow
add-exp-log pow-pow
unpow-prod-up sqrt-pow1 pow1/2 add-cbrt-cube add-log-exp
pow-to-exp sub-neg rem-sqrt-square pow-exp sqrt-pow2 distribute-lft-out-- pow-sub difference-of-squares sqr-pow
Counts
4 → 82
Calls
4 calls:
4.0ms
(pow (sqrt (atan2 b b)) (- b a))
4.0ms
(pow (sqrt (atan2 b b)) (- b a))
1.0ms
(sqrt (atan2 b b))
1.0ms
(sqrt (atan2 b b))

series63.0ms

Counts
4 → 12
Calls
4 calls:
19.0ms
(pow (sqrt (atan2 b b)) (- b a))
20.0ms
(pow (sqrt (atan2 b b)) (- b a))
13.0ms
(sqrt (atan2 b b))
11.0ms
(sqrt (atan2 b b))

simplify1.7s

Counts
94 → 94
Iterations

Useful iterations: 2 (46.0ms)

IterNodesCost
060944
1120866
2292824
3699824
42020824
done5000824

prune267.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

localize17.0ms

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

rewrite13.0ms

Algorithm
rewrite-expression-head
Rules
29×sqrt-prod
21×add-sqr-sqrt
19×*-un-lft-identity
18×unpow-prod-down
15×add-cube-cbrt
13×pow-unpow
12×pow1
10×pow-pow sqrt-pow1
add-exp-log pow1/2
add-cbrt-cube add-log-exp
unpow-prod-up pow-to-exp rem-sqrt-square pow-exp sqrt-pow2 distribute-lft-out-- difference-of-squares sqr-pow
sub-neg pow-sub
Counts
4 → 92
Calls
4 calls:
5.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
5.0ms
(pow (sqrt (sqrt (atan2 b b))) (sqrt (- b a)))
1.0ms
(sqrt (atan2 b b))
1.0ms
(sqrt (atan2 b b))

series269.0ms

Counts
4 → 12
Calls
4 calls:
28.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
216.0ms
(pow (sqrt (sqrt (atan2 b b))) (sqrt (- b a)))
11.0ms
(sqrt (atan2 b b))
14.0ms
(sqrt (atan2 b b))

simplify1.4s

Counts
104 → 104
Iterations

Useful iterations: 3 (653.0ms)

IterNodesCost
01431383
13411268
29291212
332381154
done50001154

prune297.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

regimes77.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0921
done921

end0.0ms

sample2.0s

Algorithm
intervals
Results
761.0ms1861×body10240exit
466.0ms9961×body80nan
444.0ms7989×body80valid
4.0msbody5120valid
2.0msbody1280valid
1.0msbody2560valid
1.0msbody160valid
0.0msbody320valid