Details

Time bar (total: 56.3s)

sample1.2s

Algorithm
intervals
Results
634.0ms197×body10240exit
270.0ms97×body2560valid
105.0ms77×body1280valid
36.0ms407×body80nan
36.0ms46×body640valid
10.0ms20×body320valid
4.0ms11×body160valid
1.0msbody80valid

simplify3.1s

Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
0710
11610
22410
34410
48910
519510
663310
7258210
done500010

prune8.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 60.7b

localize23.0ms

Local error

Found 2 expressions with local error:

2.1b
(acos (pow (fmod (cosh a) (* a a)) (log1p a)))
58.5b
(fmod (cosh a) (* a a))

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
2 → 15
Calls
2 calls:
1.0ms
(acos (pow (fmod (cosh a) (* a a)) (log1p a)))
1.0ms
(fmod (cosh a) (* a a))

series14.0ms

Counts
2 → 6
Calls
2 calls:
4.0ms
(acos (pow (fmod (cosh a) (* a a)) (log1p a)))
10.0ms
(fmod (cosh a) (* a a))

simplify3.3s

Counts
21 → 21
Iterations

Useful iterations: 2 (35.0ms)

IterNodesCost
029241
143241
261209
390209
4148209
5288209
6765209
72920209
done5000209

prune124.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 59.5b

localize31.0ms

Local error

Found 3 expressions with local error:

2.1b
(acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a)))
10.3b
(log (exp (fmod (cosh a) (* a a))))
58.5b
(fmod (cosh a) (* a a))

rewrite10.0ms

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:
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))

series17.0ms

Counts
3 → 9
Calls
3 calls:
7.0ms
(acos (pow (log (exp (fmod (cosh a) (* a a)))) (log1p a)))
5.0ms
(log (exp (fmod (cosh a) (* a a))))
5.0ms
(fmod (cosh a) (* a a))

simplify4.2s

Counts
39 → 39
Iterations

Useful iterations: 2 (34.0ms)

IterNodesCost
051463
170410
292359
3130359
4211359
5428359
61103359
74017359
done5000359

prune202.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 59.5b

localize19.0ms

Local error

Found 4 expressions with local error:

3.1b
(log (sqrt (exp (fmod (cosh a) (* a a)))))
3.1b
(log (sqrt (exp (fmod (cosh a) (* a a)))))
58.5b
(fmod (cosh a) (* a a))
58.5b
(fmod (cosh a) (* a a))

rewrite10.0ms

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:
4.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
4.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
0.0ms
(fmod (cosh a) (* a a))
0.0ms
(fmod (cosh a) (* a a))

series406.0ms

Counts
4 → 12
Calls
4 calls:
223.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
176.0ms
(log (sqrt (exp (fmod (cosh a) (* a a)))))
5.0ms
(fmod (cosh a) (* a a))
3.0ms
(fmod (cosh a) (* a a))

simplify2.1s

Counts
66 → 66
Iterations

Useful iterations: 2 (43.0ms)

IterNodesCost
049782
166734
283658
3103658
4143658
5252658
6533658
71583658
done5001658

prune402.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 59.4b

localize28.0ms

Local error

Found 4 expressions with local error:

58.5b
(fmod (cosh a) (* a a))
58.5b
(fmod (cosh a) (* a a))
58.5b
(fmod (cosh a) (* a a))
58.5b
(fmod (cosh a) (* a a))

rewrite2.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log add-sqr-sqrt add-cube-cbrt *-un-lft-identity add-cbrt-cube add-log-exp
Counts
4 → 28
Calls
4 calls:
0.0ms
(fmod (cosh a) (* a a))
0.0ms
(fmod (cosh a) (* a a))
0.0ms
(fmod (cosh a) (* a a))
0.0ms
(fmod (cosh a) (* a a))

series11.0ms

Counts
4 → 12
Calls
4 calls:
3.0ms
(fmod (cosh a) (* a a))
3.0ms
(fmod (cosh a) (* a a))
3.0ms
(fmod (cosh a) (* a a))
3.0ms
(fmod (cosh a) (* a a))

simplify4.4s

Counts
40 → 40
Iterations

Useful iterations: 2 (8.0ms)

IterNodesCost
014352
124352
236304
345304
457304
577304
6119304
7253304
8826304
93628304
done5001304

prune266.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 59.4b

regimes65.0ms

Accuracy

0% (0.4b remaining)

Error of 60.1b against oracle of 59.7b and baseline of 60.1b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0912
done912

end0.0ms

sample36.3s

Algorithm
intervals
Results
21.4s7920×body10240exit
7.9s3180×body2560valid
2.8s2456×body1280valid
1.6s15661×body80nan
858.0ms1226×body640valid
583.0ms673×body320valid
98.0ms333×body160valid
20.0ms132×body80valid
12.0msbody5120nan
8.0msbody2560nan
5.0msbody1280nan
4.0msbody320nan
2.0msbody640nan
2.0msbody160nan