Details

Time bar (total: 57.1s)

sample1.4s

Algorithm
intervals
Results
852.0ms266×body10240exit
255.0ms114×body2560valid
80.0ms76×body1280valid
37.0ms446×body80nan
25.0ms42×body640valid
6.0ms12×body320valid
2.0msbody160valid
1.0msbody1280nan
1.0msbody80valid
0.0msbody320nan

simplify3.0s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0710
11610
22410
34410
48910
519510
663310
7258210
done500010

prune16.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 61.1b

localize25.0ms

Local error

Found 2 expressions with local error:

1.3b
(acos (pow (fmod (cosh a) (* a a)) (log1p a)))
59.1b
(fmod (cosh a) (* a a))

rewrite6.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log add-sqr-sqrt expm1-log1p-u add-cube-cbrt *-un-lft-identity add-cbrt-cube log1p-expm1-u add-log-exp
acos-asin
Counts
2 → 19
Calls
2 calls:
2.0ms
(acos (pow (fmod (cosh a) (* a a)) (log1p a)))
1.0ms
(fmod (cosh a) (* a a))

series25.0ms

Counts
2 → 6
Calls
2 calls:
7.0ms
(acos (pow (fmod (cosh a) (* a a)) (log1p a)))
17.0ms
(fmod (cosh a) (* a a))

simplify3.3s

Counts
25 → 25
Iterations

Useful iterations: 2 (20.0ms)

IterNodesCost
033277
147277
265245
394245
4152245
5294245
6776245
72892245
done5000245

prune135.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 60.0b

localize20.0ms

Local error

Found 3 expressions with local error:

1.3b
(acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a)))
10.4b
(log (exp (fmod (cosh a) (* a a))))
59.1b
(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 expm1-log1p-u log-prod exp-prod add-cbrt-cube log1p-expm1-u add-log-exp
acos-asin rem-log-exp
Counts
3 → 36
Calls
3 calls:
2.0ms
(acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a)))
6.0ms
(log (exp (fmod (cosh a) (* a a))))
1.0ms
(fmod (cosh a) (* a a))

series22.0ms

Counts
3 → 9
Calls
3 calls:
4.0ms
(acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a)))
13.0ms
(log (exp (fmod (cosh a) (* a a))))
5.0ms
(fmod (cosh a) (* a a))

simplify4.3s

Counts
45 → 45
Iterations

Useful iterations: 2 (23.0ms)

IterNodesCost
057521
176460
298409
3136409
4217409
5440409
61144409
74130409
done5001409

prune213.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 60.0b

localize18.0ms

Local error

Found 4 expressions with local error:

1.9b
(log (sqrt (exp (fmod (cosh a) (* a a)))))
1.9b
(log (sqrt (exp (fmod (cosh a) (* a a)))))
59.1b
(fmod (cosh a) (* a a))
59.1b
(fmod (cosh a) (* a a))

rewrite15.0ms

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
expm1-log1p-u add-cbrt-cube log1p-expm1-u add-log-exp
pow1/2 rem-log-exp
Counts
4 → 62
Calls
4 calls:
7.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
5.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
0.0ms
(fmod (cosh a) (* a a))
0.0ms
(fmod (cosh a) (* a a))

series336.0ms

Counts
4 → 12
Calls
4 calls:
167.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
160.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
4.0ms
(fmod (cosh a) (* a a))
4.0ms
(fmod (cosh a) (* a a))

simplify2.6s

Counts
74 → 74
Iterations

Useful iterations: 2 (43.0ms)

IterNodesCost
053850
170802
287726
3107726
4147726
5257726
6545726
71651726
done5001726

prune515.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 60.0b

localize25.0ms

Local error

Found 4 expressions with local error:

1.9b
(log (cbrt (exp (fmod (cosh a) (* a a)))))
1.9b
(log (cbrt (exp (fmod (cosh a) (* a a)))))
59.1b
(fmod (cosh a) (* a a))
59.1b
(fmod (cosh a) (* a a))

rewrite15.0ms

Algorithm
rewrite-expression-head
Rules
12×log-prod
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
pow1 add-exp-log cbrt-prod
expm1-log1p-u log-pow add-cbrt-cube log1p-expm1-u add-log-exp
pow1/3 rem-log-exp
Counts
4 → 54
Calls
4 calls:
6.0ms
(log (cbrt (exp (fmod (cosh a) (* a a)))))
6.0ms
(log (cbrt (exp (fmod (cosh a) (* a a)))))
0.0ms
(fmod (cosh a) (* a a))
1.0ms
(fmod (cosh a) (* a a))

series618.0ms

Counts
4 → 12
Calls
4 calls:
284.0ms
(log (cbrt (exp (fmod (cosh a) (* a a)))))
327.0ms
(log (cbrt (exp (fmod (cosh a) (* a a)))))
3.0ms
(fmod (cosh a) (* a a))
3.0ms
(fmod (cosh a) (* a a))

simplify1.7s

Counts
66 → 66
Iterations

Useful iterations: 5 (57.0ms)

IterNodesCost
046770
160756
274680
387670
4105670
5136666
6203666
7425666
81375666
done5000666

prune444.0ms

Pruning

9 alts after pruning (6 fresh and 3 done)

Merged error: 59.9b

regimes359.0ms

Accuracy

0% (0.5b remaining)

Error of 60.3b against oracle of 59.8b and baseline of 60.3b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01123
done1123

end0.0ms

sample38.0s

Algorithm
intervals
Results
21.5s8090×body10240exit
8.6s3188×body2560valid
3.3s2466×body1280valid
2.0s16223×body80nan
799.0ms1268×body640valid
350.0ms629×body320valid
131.0ms329×body160valid
21.0msbody5120nan
19.0ms120×body80valid
7.0msbody2560nan
6.0msbody1280nan
3.0ms10×body320nan
2.0msbody160nan
1.0msbody640nan