Details

Time bar (total: 18.5s)

sample346.0ms

Algorithm
intervals
Results
116.0ms52×body10240exit
87.0ms324×body80nan
28.0ms256×body80valid

simplify1.5s

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

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.1b

localize34.0ms

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))

rewrite34.0ms

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:
9.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
11.0ms
(pow (sqrt (atan2 b b)) (- b a))
5.0ms
(sqrt (atan2 b b))

series145.0ms

Counts
3 → 9
Calls
3 calls:
94.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
30.0ms
(pow (sqrt (atan2 b b)) (- b a))
21.0ms
(sqrt (atan2 b b))

simplify2.2s

Counts
57 → 57
Iterations
IterNodes
done5002
34103
2655
1188
075

prune263.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize22.0ms

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))

rewrite31.0ms

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
pow1/2 add-exp-log
unpow-prod-up add-cbrt-cube 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 → 92
Calls
4 calls:
13.0ms
(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))

series99.0ms

Counts
4 → 12
Calls
4 calls:
36.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
34.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
12.0ms
(sqrt (atan2 b b))
17.0ms
(sqrt (atan2 b b))

simplify868.0ms

Counts
104 → 104
Iterations
IterNodes
done5000
2801
1219
082

prune579.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize63.0ms

Local error

Found 4 expressions with local error:

1.0b
(* (cbrt (sqrt (atan2 b b))) (cbrt (sqrt (atan2 b b))))
1.0b
(sqrt (atan2 b b))
1.0b
(sqrt (atan2 b b))
1.0b
(sqrt (atan2 b b))

rewrite35.0ms

Algorithm
rewrite-expression-head
Rules
44×add-sqr-sqrt
40×cbrt-prod
29×sqrt-prod
19×*-un-lft-identity add-cube-cbrt
14×pow1
11×swap-sqr
associate-*r* associate-*l* unswap-sqr
pow1/3 add-exp-log
add-cbrt-cube add-log-exp
rem-sqrt-square sqrt-pow1 pow1/2
pow-prod-down pow-sqr pow-prod-up
pow2 pow-plus prod-exp *-commutative cbrt-unprod
Counts
4 → 95
Calls
4 calls:
27.0ms
(* (cbrt (sqrt (atan2 b b))) (cbrt (sqrt (atan2 b b))))
2.0ms
(sqrt (atan2 b b))
2.0ms
(sqrt (atan2 b b))
2.0ms
(sqrt (atan2 b b))

series195.0ms

Counts
4 → 12
Calls
4 calls:
149.0ms
(* (cbrt (sqrt (atan2 b b))) (cbrt (sqrt (atan2 b b))))
20.0ms
(sqrt (atan2 b b))
14.0ms
(sqrt (atan2 b b))
12.0ms
(sqrt (atan2 b b))

simplify2.1s

Counts
107 → 107
Iterations
IterNodes
done5002
32332
2401
1116
063

prune546.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

localize40.0ms

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))

rewrite45.0ms

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
add-cbrt-cube pow1/2 add-log-exp
pow-to-exp sqr-pow
rem-sqrt-square distribute-lft-out-- difference-of-squares
sqrt-pow2
Counts
4 → 93
Calls
4 calls:
27.0ms
(pow (pow (sqrt (sqrt (atan2 b b))) (sqrt (- b a))) (sqrt (- b a)))
12.0ms
(pow (sqrt (sqrt (atan2 b b))) (sqrt (- b a)))
1.0ms
(sqrt (atan2 b b))
1.0ms
(sqrt (atan2 b b))

series1.0s

Counts
4 → 12
Calls
4 calls:
642.0ms
(pow (pow (sqrt (sqrt (atan2 b b))) (sqrt (- b a))) (sqrt (- b a)))
337.0ms
(pow (sqrt (sqrt (atan2 b b))) (sqrt (- b a)))
11.0ms
(sqrt (atan2 b b))
19.0ms
(sqrt (atan2 b b))

simplify1.7s

Counts
105 → 105
Iterations
IterNodes
done5001
21947
1487
0157

prune785.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

regimes131.0ms

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

sample5.7s

Algorithm
intervals
Results
2.1s1829×body10240exit
1.6s9879×body80nan
1.1s7989×body80valid
9.0msbody5120valid
4.0msbody2560valid
2.0msbody1280valid
1.0msbody160valid
0.0msbody320valid