Details

Time bar (total: 14.6s)

sample118.0ms

Algorithm
intervals
Results
59.0ms111×body1280valid
24.0ms86×body640valid
9.0ms284×body80nan
6.0ms35×body320valid
2.0ms18×body160valid
0.0msbody80valid

simplify20.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
068
1158
2208
3238
done238

prune26.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 59.0b

localize15.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- 1.0 eps) (+ 1.0 eps))
5.1b
(log (/ (- 1.0 eps) (+ 1.0 eps)))

rewrite72.0ms

Algorithm
rewrite-expression-head
Rules
63×*-un-lft-identity
41×add-sqr-sqrt
40×times-frac
26×log-prod
23×add-cube-cbrt
11×distribute-lft-out
distribute-lft-out-- difference-of-squares
add-exp-log
associate-/l*
associate-/r* associate-/r/ add-cbrt-cube
pow1
flip3-+ div-exp rem-log-exp flip-+ div-inv associate-/l/ add-log-exp
cbrt-undiv log-div flip3-- frac-2neg div-sub clear-num log-pow flip--
Counts
2 → 83
Calls
2 calls:
44.0ms
(/ (- 1.0 eps) (+ 1.0 eps))
22.0ms
(log (/ (- 1.0 eps) (+ 1.0 eps)))

series236.0ms

Counts
2 → 6
Calls
2 calls:
45.0ms
(/ (- 1.0 eps) (+ 1.0 eps))
191.0ms
(log (/ (- 1.0 eps) (+ 1.0 eps)))

simplify1.8s

Counts
89 → 89
Iterations

Useful iterations: done (1.8s)

IterNodesCost
01431284
13401221
28251154
319931123
done50011108

prune234.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.1b

localize10.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify0.0ms

Counts
0 → 0
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
000
done00

prune14.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.1b

localize14.0ms

Local error

Found 2 expressions with local error:

4.9b
(log (- 1.0 eps))
5.1b
(log (+ 1.0 eps))

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
log-prod
*-un-lft-identity
add-sqr-sqrt
pow1 add-exp-log add-cube-cbrt log-div
rem-log-exp log-pow add-cbrt-cube add-log-exp
flip3-- flip3-+ flip-- flip-+ distribute-lft-out distribute-lft-out-- difference-of-squares
Counts
2 → 31
Calls
2 calls:
9.0ms
(log (- 1.0 eps))
8.0ms
(log (+ 1.0 eps))

series115.0ms

Counts
2 → 6
Calls
2 calls:
51.0ms
(log (- 1.0 eps))
64.0ms
(log (+ 1.0 eps))

simplify4.6s

Counts
37 → 37
Iterations

Useful iterations: 5 (3.2s)

IterNodesCost
090369
1184355
2385315
3775315
41701309
54494298
done5000298

prune84.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.1b

localize24.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (log (- (* 1.0 1.0) (* eps eps))) (log (- 1.0 eps)))
2.3b
(log (- (* 1.0 1.0) (* eps eps)))
4.9b
(log (- 1.0 eps))
4.9b
(log (- 1.0 eps))

rewrite56.0ms

Algorithm
rewrite-expression-head
Rules
23×log-prod
19×*-un-lft-identity
17×add-sqr-sqrt
11×pow1
10×log-div
add-cube-cbrt
add-exp-log log-pow distribute-lft-out--
flip3-- flip-- difference-of-squares
associate--r+
associate--l+ add-cbrt-cube add-log-exp
rem-log-exp
associate--l- associate--r-
sub-neg diff-log
Counts
4 → 77
Calls
4 calls:
29.0ms
(- (log (- (* 1.0 1.0) (* eps eps))) (log (- 1.0 eps)))
15.0ms
(log (- (* 1.0 1.0) (* eps eps)))
5.0ms
(log (- 1.0 eps))
5.0ms
(log (- 1.0 eps))

series408.0ms

Counts
4 → 12
Calls
4 calls:
147.0ms
(- (log (- (* 1.0 1.0) (* eps eps))) (log (- 1.0 eps)))
158.0ms
(log (- (* 1.0 1.0) (* eps eps)))
45.0ms
(log (- 1.0 eps))
58.0ms
(log (- 1.0 eps))

simplify1.9s

Counts
89 → 89
Iterations

Useful iterations: done (1.9s)

IterNodesCost
01521276
13481173
28731082
32471970
done5000927

prune256.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.1b

regimes29.0ms

Accuracy

0% (0.6b remaining)

Error of 0.7b against oracle of 0.2b and baseline of 0.7b

bsearch0.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01116
11416
done1416

end0.0ms

sample4.6s

Algorithm
intervals
Results
2.2s3434×body1280valid
817.0ms8241×body80nan
781.0ms2483×body640valid
277.0ms1214×body320valid
111.0ms662×body160valid
11.0ms207×body80valid