Details

Time bar (total: 9.8s)

sample121.0ms

Algorithm
intervals
Results
65.0ms73×body1280valid
24.0ms55×body640valid
7.0ms29×body320valid
5.0ms79×body80valid
4.0ms97×body80nan
3.0ms20×body160valid

simplify4.0ms

Counts
1 → 1
Iterations
IterNodes
done7
17
04

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 41.4b

localize11.0ms

Local error

Found 1 expressions with local error:

6.2b
(log (+ 1 x))

rewrite3.0ms

Algorithm
rewrite-expression-head
Rules
log-prod *-un-lft-identity
add-sqr-sqrt pow1 log-div add-exp-log add-cube-cbrt
flip3-+ add-cbrt-cube rem-log-exp log-pow flip-+ insert-posit16 distribute-lft-out add-log-exp
Counts
1 → 16
Calls
1 calls:
3.0ms
(log (+ 1 x))

series33.0ms

Counts
1 → 3
Calls
1 calls:
33.0ms
(log (+ 1 x))

simplify3.2s

Counts
19 → 19
Iterations
IterNodes
done5002
54335
41444
3558
2241
1112
055

prune92.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.1b

localize27.0ms

Local error

Found 2 expressions with local error:

0.1b
(* (* x x) (- (* 1/3 x) 1/2))
0.3b
(* 1/3 x)

rewrite54.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-cbrt-cube add-exp-log
add-sqr-sqrt
associate-*r*
*-un-lft-identity add-cube-cbrt
associate-*l* pow-prod-down prod-exp cbrt-unprod
distribute-rgt-in sub-neg distribute-lft-in associate-*r/ *-commutative insert-posit16 add-log-exp unswap-sqr
flip3-- flip--
Counts
2 → 45
Calls
2 calls:
43.0ms
(* (* x x) (- (* 1/3 x) 1/2))
11.0ms
(* 1/3 x)

series157.0ms

Counts
2 → 6
Calls
2 calls:
134.0ms
(* (* x x) (- (* 1/3 x) 1/2))
23.0ms
(* 1/3 x)

simplify2.5s

Counts
51 → 51
Iterations
IterNodes
done5006
33248
2698
1228
081

prune136.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0.1b

regimes72.0ms

Accuracy

99.4% (0.1b remaining)

Error of 0.2b against oracle of 0.1b and baseline of 20.5b

bsearch2.0ms

simplify2.0ms

Iterations
IterNodes
done20
120
014

end0.0ms

sample3.4s

Algorithm
intervals
Results
1.6s2286×body1280valid
1.0s1632×body640valid
205.0ms869×body320valid
152.0ms2742×body80nan
136.0ms2792×body80valid
53.0ms421×body160valid