Details

Time bar (total: 56.9s)

sample1.4s

Algorithm
intervals
Results
808.0ms247×body10240exit
340.0ms111×body2560valid
136.0ms80×body1280valid
44.0ms493×body80nan
27.0ms39×body640valid
6.0ms12×body320valid
3.0ms10×body160valid
1.0msbody80valid

simplify3.4s

Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
0710
11610
22410
34410
48910
519510
663310
7258210
done500010

prune11.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 61.3b

localize20.0ms

Local error

Found 2 expressions with local error:

1.6b
(acos (pow (fmod (cosh a) (* a a)) (log1p a)))
59.9b
(fmod (cosh a) (* a a))

rewrite6.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log add-sqr-sqrt add-cube-cbrt *-un-lft-identity add-cbrt-cube add-log-exp
acos-asin
Counts
2 → 15
Calls
2 calls:
2.0ms
(acos (pow (fmod (cosh a) (* a a)) (log1p a)))
1.0ms
(fmod (cosh a) (* a a))

series16.0ms

Counts
2 → 6
Calls
2 calls:
4.0ms
(acos (pow (fmod (cosh a) (* a a)) (log1p a)))
12.0ms
(fmod (cosh a) (* a a))

simplify3.3s

Counts
21 → 21
Iterations

Useful iterations: 2 (14.0ms)

IterNodesCost
029241
143241
261209
390209
4148209
5288209
6765209
72920209
done5000209

prune118.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 60.1b

localize14.0ms

Local error

Found 3 expressions with local error:

1.6b
(acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a)))
10.9b
(log (exp (fmod (cosh a) (* a a))))
59.9b
(fmod (cosh a) (* a a))

rewrite11.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
pow1 log-pow
add-exp-log log-prod exp-prod add-cbrt-cube add-log-exp
acos-asin rem-log-exp
Counts
3 → 30
Calls
3 calls:
1.0ms
(acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a)))
8.0ms
(log (exp (fmod (cosh a) (* a a))))
0.0ms
(fmod (cosh a) (* a a))

series10.0ms

Counts
3 → 9
Calls
3 calls:
4.0ms
(acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a)))
3.0ms
(log (exp (fmod (cosh a) (* a a))))
3.0ms
(fmod (cosh a) (* a a))

simplify4.6s

Counts
39 → 39
Iterations

Useful iterations: 2 (21.0ms)

IterNodesCost
051463
170410
292359
3130359
4211359
5428359
61103359
74017359
done5000359

prune238.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 60.1b

localize32.0ms

Local error

Found 4 expressions with local error:

2.6b
(log (sqrt (exp (fmod (cosh a) (* a a)))))
2.6b
(log (sqrt (exp (fmod (cosh a) (* a a)))))
59.9b
(fmod (cosh a) (* a a))
59.9b
(fmod (cosh a) (* a a))

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
12×log-prod log-pow
10×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
pow1 sqrt-pow1
add-exp-log exp-prod sqrt-prod
add-cbrt-cube add-log-exp
pow1/2 rem-log-exp
Counts
4 → 54
Calls
4 calls:
7.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
8.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
0.0ms
(fmod (cosh a) (* a a))
1.0ms
(fmod (cosh a) (* a a))

series369.0ms

Counts
4 → 12
Calls
4 calls:
180.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
180.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
5.0ms
(fmod (cosh a) (* a a))
5.0ms
(fmod (cosh a) (* a a))

simplify2.1s

Counts
66 → 66
Iterations

Useful iterations: 2 (38.0ms)

IterNodesCost
049782
166734
283658
3103658
4143658
5252658
6533658
71583658
done5001658

prune381.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 60.1b

localize31.0ms

Local error

Found 4 expressions with local error:

1.6b
(acos (pow (fmod (cosh a) (pow a 2)) (log1p a)))
59.9b
(fmod (cosh a) (pow a 2))
59.9b
(fmod (cosh a) (pow a 2))
59.9b
(fmod (cosh a) (pow a 2))

rewrite4.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log add-sqr-sqrt add-cube-cbrt *-un-lft-identity add-cbrt-cube add-log-exp
acos-asin
Counts
4 → 29
Calls
4 calls:
2.0ms
(acos (pow (fmod (cosh a) (pow a 2)) (log1p a)))
0.0ms
(fmod (cosh a) (pow a 2))
0.0ms
(fmod (cosh a) (pow a 2))
1.0ms
(fmod (cosh a) (pow a 2))

series21.0ms

Counts
4 → 12
Calls
4 calls:
7.0ms
(acos (pow (fmod (cosh a) (pow a 2)) (log1p a)))
4.0ms
(fmod (cosh a) (pow a 2))
5.0ms
(fmod (cosh a) (pow a 2))
5.0ms
(fmod (cosh a) (pow a 2))

simplify3.0s

Counts
41 → 41
Iterations

Useful iterations: 2 (25.0ms)

IterNodesCost
025417
140417
258361
387361
4145361
5278361
6772361
72907361
done5001361

prune239.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 60.1b

regimes193.0ms

Accuracy

0% (0.5b remaining)

Error of 60.3b against oracle of 59.9b and baseline of 60.3b

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01123
done1123

end0.0ms

sample37.3s

Algorithm
intervals
Results
21.9s7851×body10240exit
8.1s3174×body2560valid
2.8s2491×body1280valid
2.2s15680×body80nan
851.0ms1254×body640valid
346.0ms636×body320valid
111.0ms337×body160valid
33.0ms10×body5120nan
18.0ms108×body80valid
6.0msbody1280nan
5.0msbody2560nan
4.0ms10×body320nan
4.0msbody640nan
2.0ms10×body160nan