Details

Time bar (total: 14.4s)

sample119.0ms

Algorithm
intervals
Results
34.0ms255×body80valid
32.0ms58×body10240exit
24.0ms360×body80nan
0.0msbody320valid

simplify719.0ms

Counts
1 → 1
Iterations
IterNodes
done5000
5438
4117
345
222
113
07

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.2b

localize23.0ms

Local error

Found 3 expressions with local error:

0.1b
(pow (sqrt (atan2 b b)) (- b a))
0.2b
(sin (pow (sqrt (atan2 b b)) (- b a)))
1.0b
(sqrt (atan2 b b))

rewrite30.0ms

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 rem-sqrt-square sub-neg pow-exp sqrt-pow2 distribute-lft-out-- pow-sub difference-of-squares sqr-pow
Counts
3 → 48
Calls
3 calls:
12.0ms
(pow (sqrt (atan2 b b)) (- b a))
14.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
2.0ms
(sqrt (atan2 b b))

series180.0ms

Counts
3 → 9
Calls
3 calls:
40.0ms
(pow (sqrt (atan2 b b)) (- b a))
113.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
27.0ms
(sqrt (atan2 b b))

simplify2.3s

Counts
57 → 57
Iterations
IterNodes
done5002
34131
2653
1188
075

prune283.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.2b

localize16.0ms

Local error

Found 4 expressions with local error:

0.0b
(pow (sqrt (sqrt (atan2 b b))) (- b a))
0.2b
(sin (* (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))

rewrite40.0ms

Algorithm
rewrite-expression-head
Rules
15×sqrt-prod
14×add-sqr-sqrt
12×*-un-lft-identity
10×add-cube-cbrt
pow1 unpow-prod-down
sqrt-pow1
pow-unpow pow-pow add-exp-log
add-cbrt-cube pow1/2 add-log-exp
unpow-prod-up rem-sqrt-square
pow-to-exp sub-neg pow-exp sqrt-pow2 distribute-lft-out-- pow-sub difference-of-squares sqr-pow
Counts
4 → 66
Calls
4 calls:
7.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
27.0ms
(sin (* (pow (sqrt (sqrt (atan2 b b))) (- b a)) (pow (sqrt (sqrt (atan2 b b))) (- b a))))
1.0ms
(sqrt (atan2 b b))
3.0ms
(sqrt (atan2 b b))

series181.0ms

Counts
4 → 12
Calls
4 calls:
35.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
118.0ms
(sin (* (pow (sqrt (sqrt (atan2 b b))) (- b a)) (pow (sqrt (sqrt (atan2 b b))) (- b a))))
16.0ms
(sqrt (atan2 b b))
12.0ms
(sqrt (atan2 b b))

simplify414.0ms

Counts
78 → 78
Iterations
IterNodes
done5000
2944
1265
0104

prune388.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.2b

localize23.0ms

Local error

Found 2 expressions with local error:

0.0b
(pow (atan2 b b) (* (- b a) 1/2))
0.3b
(sin (pow (atan2 b b) (* (- b a) 1/2)))

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt pow1 unpow-prod-down *-un-lft-identity add-exp-log add-cube-cbrt
add-cbrt-cube add-log-exp
pow-to-exp pow-unpow pow-pow pow-exp sqr-pow
Counts
2 → 22
Calls
2 calls:
6.0ms
(pow (atan2 b b) (* (- b a) 1/2))
15.0ms
(sin (pow (atan2 b b) (* (- b a) 1/2)))

series113.0ms

Counts
2 → 6
Calls
2 calls:
27.0ms
(pow (atan2 b b) (* (- b a) 1/2))
86.0ms
(sin (pow (atan2 b b) (* (- b a) 1/2)))

simplify1.8s

Counts
28 → 28
Iterations
IterNodes
done5001
32968
2484
1139
057

prune171.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.2b

localize42.0ms

Local error

Found 4 expressions with local error:

0.3b
(sin (* (pow (* (cbrt (atan2 b b)) (cbrt (atan2 b b))) (* 1/2 (- b a))) (pow (cbrt (atan2 b b)) (* 1/2 (- b a)))))
1.0b
(cbrt (atan2 b b))
1.0b
(cbrt (atan2 b b))
1.0b
(cbrt (atan2 b b))

rewrite42.0ms

Algorithm
rewrite-expression-head
Rules
cbrt-prod
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
pow1 add-cbrt-cube add-exp-log add-log-exp
pow1/3
Counts
4 → 40
Calls
4 calls:
39.0ms
(sin (* (pow (* (cbrt (atan2 b b)) (cbrt (atan2 b b))) (* 1/2 (- b a))) (pow (cbrt (atan2 b b)) (* 1/2 (- b a)))))
1.0ms
(cbrt (atan2 b b))
1.0ms
(cbrt (atan2 b b))
1.0ms
(cbrt (atan2 b b))

series692.0ms

Counts
4 → 12
Calls
4 calls:
268.0ms
(sin (* (pow (* (cbrt (atan2 b b)) (cbrt (atan2 b b))) (* 1/2 (- b a))) (pow (cbrt (atan2 b b)) (* 1/2 (- b a)))))
145.0ms
(cbrt (atan2 b b))
132.0ms
(cbrt (atan2 b b))
148.0ms
(cbrt (atan2 b b))

simplify1.2s

Counts
52 → 52
Iterations
IterNodes
done5000
31857
2447
1145
063

prune243.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.2b

regimes81.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
done14
114
012

end0.0ms

sample5.2s

Algorithm
intervals
Results
2.4s1790×body10240exit
1.0s7991×body80valid
998.0ms9657×body80nan
3.0msbody2560valid
1.0msbody160valid
1.0msbody640valid
1.0msbody1280valid
1.0msbody320valid