Details

Time bar (total: 14.7s)

sample292.0ms

Algorithm
intervals
Results
98.0ms360×body80nan
59.0ms58×body10240exit
32.0ms255×body80valid
0.0msbody320valid

simplify638.0ms

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

prune9.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.2b

localize24.0ms

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))

rewrite22.0ms

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:
6.0ms
(pow (sqrt (atan2 b b)) (- b a))
9.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
3.0ms
(sqrt (atan2 b b))

series149.0ms

Counts
3 → 9
Calls
3 calls:
26.0ms
(pow (sqrt (atan2 b b)) (- b a))
105.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
18.0ms
(sqrt (atan2 b b))

simplify797.0ms

Counts
72 → 72
Iterations
IterNodes
done5001
21102
1315
0117

prune382.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.2b

localize34.0ms

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))

rewrite50.0ms

Algorithm
rewrite-expression-head
Rules
20×add-sqr-sqrt
18×*-un-lft-identity
16×add-cube-cbrt
15×sqrt-prod
11×unpow-prod-up
pow1 unpow-prod-down prod-diff
sqrt-pow1
pow-unpow pow-pow add-exp-log
expm1-log1p-u add-cbrt-cube pow1/2 log1p-expm1-u add-log-exp
rem-sqrt-square
pow-to-exp sub-neg pow-exp sqrt-pow2 distribute-lft-out-- pow-sub difference-of-squares sqr-pow
Counts
4 → 83
Calls
4 calls:
14.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
29.0ms
(sin (* (pow (sqrt (sqrt (atan2 b b))) (- b a)) (pow (sqrt (sqrt (atan2 b b))) (- b a))))
1.0ms
(sqrt (atan2 b b))
1.0ms
(sqrt (atan2 b b))

series242.0ms

Counts
4 → 12
Calls
4 calls:
55.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
148.0ms
(sin (* (pow (sqrt (sqrt (atan2 b b))) (- b a)) (pow (sqrt (sqrt (atan2 b b))) (- b a))))
19.0ms
(sqrt (atan2 b b))
20.0ms
(sqrt (atan2 b b))

simplify891.0ms

Counts
95 → 95
Iterations
IterNodes
done5001
21427
1391
0146

prune520.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.2b

localize17.0ms

Local error

Found 2 expressions with local error:

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

rewrite14.0ms

Algorithm
rewrite-expression-head
Rules
19×pow-unpow
18×add-sqr-sqrt *-un-lft-identity
15×times-frac
12×add-cube-cbrt
pow1 unpow-prod-down add-exp-log distribute-lft-out-- difference-of-squares
expm1-log1p-u add-cbrt-cube log1p-expm1-u add-log-exp
pow-to-exp pow-pow div-sub pow-exp div-inv pow-sub sqr-pow
Counts
2 → 45
Calls
2 calls:
7.0ms
(pow (atan2 b b) (/ (- b a) 2))
6.0ms
(sin (pow (atan2 b b) (/ (- b a) 2)))

series134.0ms

Counts
2 → 6
Calls
2 calls:
25.0ms
(pow (atan2 b b) (/ (- b a) 2))
109.0ms
(sin (pow (atan2 b b) (/ (- b a) 2)))

simplify2.1s

Counts
51 → 51
Iterations
IterNodes
done5000
33274
2765
1262
0104

prune284.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.2b

localize49.0ms

Local error

Found 4 expressions with local error:

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

rewrite46.0ms

Algorithm
rewrite-expression-head
Rules
cbrt-prod
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
expm1-log1p-u pow1 add-cbrt-cube add-exp-log log1p-expm1-u add-log-exp
pow1/3
Counts
4 → 48
Calls
4 calls:
40.0ms
(sin (* (pow (* (cbrt (atan2 b b)) (cbrt (atan2 b b))) (* (- b a) 1/2)) (pow (cbrt (atan2 b b)) (* (- b a) 1/2))))
1.0ms
(cbrt (atan2 b b))
1.0ms
(cbrt (atan2 b b))
1.0ms
(cbrt (atan2 b b))

series717.0ms

Counts
4 → 12
Calls
4 calls:
248.0ms
(sin (* (pow (* (cbrt (atan2 b b)) (cbrt (atan2 b b))) (* (- b a) 1/2)) (pow (cbrt (atan2 b b)) (* (- b a) 1/2))))
162.0ms
(cbrt (atan2 b b))
155.0ms
(cbrt (atan2 b b))
152.0ms
(cbrt (atan2 b b))

simplify1.5s

Counts
60 → 60
Iterations
IterNodes
done5000
32055
2477
1151
067

prune337.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.2b

regimes139.0ms

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
done14
114
012

end0.0ms

sample5.3s

Algorithm
intervals
Results
1.6s1790×body10240exit
1.6s9657×body80nan
1.4s7991×body80valid
2.0msbody2560valid
1.0msbody160valid
1.0msbody320valid
1.0msbody1280valid
1.0msbody640valid