Details

Time bar (total: 26.3s)

sample122.0ms

Algorithm
intervals
Results
36.0ms62×body10240exit
27.0ms306×body80nan
25.0ms255×body80valid
3.0msbody5120valid

simplify3.9s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
079
1139
2229
3459
41159
52689
68349
731979
done50019

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.3b

localize11.0ms

Local error

Found 2 expressions with local error:

0.3b
(sin (pow (sqrt (atan2 b b)) (- b a)))
1.0b
(sqrt (atan2 b b))

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt
pow1 add-cube-cbrt *-un-lft-identity sqrt-prod
add-exp-log add-cbrt-cube add-log-exp
rem-sqrt-square sqrt-pow1 pow1/2
Counts
2 → 20
Calls
2 calls:
18.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
2.0ms
(sqrt (atan2 b b))

series126.0ms

Counts
2 → 6
Calls
2 calls:
113.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
13.0ms
(sqrt (atan2 b b))

simplify4.2s

Counts
26 → 26
Iterations

Useful iterations: 3 (59.0ms)

IterNodesCost
037238
161224
2102204
3172195
4273195
5478195
61126195
73829195
done5000195

prune95.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.2b

localize26.0ms

Local error

Found 4 expressions with local error:

0.3b
(sin (pow (sqrt (atan2 b b)) (- b a)))
0.3b
(sin (pow (sqrt (atan2 b b)) (- b a)))
1.0b
(sqrt (atan2 b b))
1.0b
(sqrt (atan2 b b))

rewrite27.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt
pow1 add-cube-cbrt *-un-lft-identity sqrt-prod
add-exp-log add-cbrt-cube add-log-exp
rem-sqrt-square sqrt-pow1 pow1/2
Counts
4 → 40
Calls
4 calls:
14.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
10.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
1.0ms
(sqrt (atan2 b b))
1.0ms
(sqrt (atan2 b b))

series211.0ms

Counts
4 → 12
Calls
4 calls:
84.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
91.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
19.0ms
(sqrt (atan2 b b))
16.0ms
(sqrt (atan2 b b))

simplify4.1s

Counts
52 → 52
Iterations

Useful iterations: 3 (57.0ms)

IterNodesCost
037476
161448
2102408
3172390
4273390
5478390
61126390
73829390
done5000390

prune278.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.2b

localize19.0ms

Local error

Found 4 expressions with local error:

0.4b
(* (* (cos 1) (log (sqrt (atan2 b b)))) (- b a))
1.0b
(sqrt (atan2 b b))
1.0b
(* (cos 1) (log (sqrt (atan2 b b))))
2.0b
(log (sqrt (atan2 b b)))

rewrite72.0ms

Algorithm
rewrite-expression-head
Rules
19×add-sqr-sqrt
18×log-prod
16×pow1 *-un-lft-identity
14×add-cube-cbrt
12×add-exp-log sqrt-prod
11×associate-*r* add-cbrt-cube
distribute-rgt-in distribute-lft-in
log-pow
associate-*l* pow-prod-down prod-exp cbrt-unprod add-log-exp
sqrt-pow1 pow1/2
sub-neg associate-*r/ *-commutative
rem-sqrt-square flip3-- rem-log-exp flip-- distribute-lft-out-- difference-of-squares unswap-sqr
Counts
4 → 89
Calls
4 calls:
52.0ms
(* (* (cos 1) (log (sqrt (atan2 b b)))) (- b a))
1.0ms
(sqrt (atan2 b b))
14.0ms
(* (cos 1) (log (sqrt (atan2 b b))))
2.0ms
(log (sqrt (atan2 b b)))

series654.0ms

Counts
4 → 12
Calls
4 calls:
281.0ms
(* (* (cos 1) (log (sqrt (atan2 b b)))) (- b a))
16.0ms
(sqrt (atan2 b b))
251.0ms
(* (cos 1) (log (sqrt (atan2 b b))))
106.0ms
(log (sqrt (atan2 b b)))

simplify2.7s

Counts
101 → 101
Iterations

Useful iterations: 2 (142.0ms)

IterNodesCost
01191237
12401183
28421012
330491012
done50001012

prune325.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.2b

localize22.0ms

Local error

Found 4 expressions with local error:

1.0b
(* (cos 1) (log (* (sqrt (sqrt (atan2 b b))) (sqrt (sqrt (atan2 b b))))))
1.0b
(sqrt (atan2 b b))
1.0b
(sqrt (atan2 b b))
2.0b
(log (* (sqrt (sqrt (atan2 b b))) (sqrt (sqrt (atan2 b b)))))

rewrite126.0ms

Algorithm
rewrite-expression-head
Rules
66×sqrt-pow1
56×pow1
44×log-pow
34×pow1/2
25×associate-*r*
18×pow-prod-up
12×add-sqr-sqrt
11×pow-prod-down
10×pow-sqr
add-exp-log
add-cube-cbrt *-un-lft-identity
sqrt-prod add-cbrt-cube
add-log-exp
log-prod associate-*l*
pow2 rem-sqrt-square pow-plus rem-log-exp prod-exp
distribute-rgt-in distribute-lft-in *-commutative cbrt-unprod unswap-sqr
Counts
4 → 100
Calls
4 calls:
92.0ms
(* (cos 1) (log (* (sqrt (sqrt (atan2 b b))) (sqrt (sqrt (atan2 b b))))))
2.0ms
(sqrt (atan2 b b))
2.0ms
(sqrt (atan2 b b))
24.0ms
(log (* (sqrt (sqrt (atan2 b b))) (sqrt (sqrt (atan2 b b)))))

series372.0ms

Counts
4 → 12
Calls
4 calls:
247.0ms
(* (cos 1) (log (* (sqrt (sqrt (atan2 b b))) (sqrt (sqrt (atan2 b b))))))
12.0ms
(sqrt (atan2 b b))
19.0ms
(sqrt (atan2 b b))
94.0ms
(log (* (sqrt (sqrt (atan2 b b))) (sqrt (sqrt (atan2 b b)))))

simplify2.7s

Counts
112 → 112
Iterations

Useful iterations: 2 (130.0ms)

IterNodesCost
0931083
1173699
2481647
32510647
done5002647

prune393.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0.2b

regimes109.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0921
done921

end0.0ms

sample5.7s

Algorithm
intervals
Results
1.9s1890×body10240exit
1.5s9694×body80nan
1.5s7992×body80valid
6.0msbody5120valid
5.0msbody2560valid
1.0msbody320valid
1.0msbody160valid