Details

Time bar (total: 2.2m)

sample3.5s

Algorithm
intervals
Results
2.0s294×body10240exit
512.0ms105×body2560valid
147.0ms79×body1280valid
115.0ms581×body80nan
34.0ms31×body640valid
21.0ms22×body320valid
9.0ms13×body160valid
2.0msbody80valid
0.0msbody160nan

simplify10.5s

Counts
1 → 1
Iterations

Useful iterations: 0 (7.0ms)

IterNodesCost
0710
11610
22410
34410
49110
537310
6326910
done500110

prune32.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 60.6b

localize49.0ms

Local error

Found 2 expressions with local error:

3.1b
(acos (pow (fmod (cosh a) (* a a)) (log1p a)))
59.1b
(fmod (cosh a) (* a a))

rewrite47.0ms

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:
8.0ms
(acos (pow (fmod (cosh a) (* a a)) (log1p a)))
17.0ms
(fmod (cosh a) (* a a))

series111.0ms

Counts
2 → 6
Calls
2 calls:
8.0ms
(acos (pow (fmod (cosh a) (* a a)) (log1p a)))
102.0ms
(fmod (cosh a) (* a a))

simplify7.3s

Counts
21 → 21
Iterations

Useful iterations: 2 (147.0ms)

IterNodesCost
029241
152241
2101209
3172209
4301209
5807209
63981209
done5000209

prune344.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 59.4b

localize39.0ms

Local error

Found 3 expressions with local error:

3.1b
(acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a)))
10.8b
(log (exp (fmod (cosh a) (* a a))))
59.1b
(fmod (cosh a) (* a a))

rewrite16.0ms

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)))
13.0ms
(log (exp (fmod (cosh a) (* a a))))
1.0ms
(fmod (cosh a) (* a a))

series25.0ms

Counts
3 → 9
Calls
3 calls:
10.0ms
(acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a)))
6.0ms
(log (exp (fmod (cosh a) (* a a))))
8.0ms
(fmod (cosh a) (* a a))

simplify7.9s

Counts
39 → 39
Iterations

Useful iterations: 2 (74.0ms)

IterNodesCost
051463
183410
2148359
3235359
4387359
5984359
64616359
done5001359

prune438.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 59.4b

localize46.0ms

Local error

Found 4 expressions with local error:

4.3b
(log (sqrt (exp (fmod (cosh a) (* a a)))))
4.3b
(log (sqrt (exp (fmod (cosh a) (* a a)))))
59.1b
(fmod (cosh a) (* a a))
59.1b
(fmod (cosh a) (* a a))

rewrite27.0ms

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:
10.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
7.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
0.0ms
(fmod (cosh a) (* a a))
1.0ms
(fmod (cosh a) (* a a))

series729.0ms

Counts
4 → 12
Calls
4 calls:
334.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
361.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
7.0ms
(fmod (cosh a) (* a a))
17.0ms
(fmod (cosh a) (* a a))

simplify5.3s

Counts
66 → 66
Iterations

Useful iterations: 2 (111.0ms)

IterNodesCost
049782
172734
2114658
3182658
4302658
5671658
62140658
done5002658

prune1.1s

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 59.3b

localize190.0ms

Local error

Found 4 expressions with local error:

4.3b
(log (sqrt (exp (fmod (cosh a) (* a a)))))
59.1b
(fmod (cosh a) (* a a))
59.1b
(fmod (cosh a) (* a a))
59.1b
(fmod (cosh a) (* a a))

rewrite14.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
pow1 log-prod log-pow
add-exp-log
sqrt-pow1 add-cbrt-cube add-log-exp
exp-prod sqrt-prod
pow1/2 rem-log-exp
Counts
4 → 41
Calls
4 calls:
10.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
0.0ms
(fmod (cosh a) (* a a))
0.0ms
(fmod (cosh a) (* a a))
1.0ms
(fmod (cosh a) (* a a))

series532.0ms

Counts
4 → 12
Calls
4 calls:
516.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
5.0ms
(fmod (cosh a) (* a a))
4.0ms
(fmod (cosh a) (* a a))
6.0ms
(fmod (cosh a) (* a a))

simplify4.6s

Counts
53 → 53
Iterations

Useful iterations: 2 (49.0ms)

IterNodesCost
049567
172543
2114481
3182481
4302481
5671481
62140481
done5002481

prune831.0ms

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 59.3b

regimes693.0ms

Accuracy

0% (0.5b remaining)

Error of 60.2b against oracle of 59.7b and baseline of 60.2b

bsearch0.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01123
done1123

end0.0ms

sample1.5m

Algorithm
intervals
Results
54.6s7712×body10240exit
14.3s3116×body2560valid
7.5s2466×body1280valid
4.1s15639×body80nan
3.2s1280×body640valid
717.0ms676×body320valid
379.0ms343×body160valid
29.0ms119×body80valid
29.0msbody5120nan
21.0ms11×body1280nan
18.0msbody640nan
12.0msbody2560nan
5.0msbody320nan
2.0msbody160nan