Details

Time bar (total: 10.9s)

sample89.0ms

Algorithm
intervals
Results
49.0ms71×body1280valid
17.0ms47×body640valid
5.0ms23×body320valid
5.0ms102×body80valid
3.0ms85×body80nan
2.0ms13×body160valid

simplify2.0ms

Counts
1 → 1
Iterations
IterNodes
done7
17
04

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 36.3b

localize6.0ms

Local error

Found 1 expressions with local error:

4.2b
(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))

series47.0ms

Counts
1 → 3
Calls
1 calls:
47.0ms
(log (+ 1 x))

simplify1.1s

Counts
19 → 19
Iterations
IterNodes
done2001
52001
41444
3558
2241
1112
055

prune79.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.1b

localize25.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (* (* x x) (+ -1/2 (* 1/3 x))) x)
0.0b
(* (* x x) (+ -1/2 (* 1/3 x)))
0.3b
(* 1/3 x)

rewrite59.0ms

Algorithm
rewrite-expression-head
Rules
10×pow1 add-cbrt-cube add-exp-log
add-sqr-sqrt
*-un-lft-identity associate-*r* add-cube-cbrt
add-log-exp
associate-*l* pow-prod-down prod-exp cbrt-unprod
insert-posit16
distribute-rgt-in associate-+l+ distribute-lft-in flip3-+ associate-*r/ *-commutative flip-+ unswap-sqr
+-commutative sum-log
Counts
3 → 57
Calls
3 calls:
27.0ms
(+ (* (* x x) (+ -1/2 (* 1/3 x))) x)
21.0ms
(* (* x x) (+ -1/2 (* 1/3 x)))
10.0ms
(* 1/3 x)

series183.0ms

Counts
3 → 9
Calls
3 calls:
53.0ms
(+ (* (* x x) (+ -1/2 (* 1/3 x))) x)
105.0ms
(* (* x x) (+ -1/2 (* 1/3 x)))
25.0ms
(* 1/3 x)

simplify1.4s

Counts
66 → 66
Iterations
IterNodes
done2002
32002
21232
1309
0103

prune271.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0.1b

localize20.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (+ 1 x))
0.0b
(sqrt (+ 1 x))
4.2b
(log (sqrt (+ 1 x)))
4.2b
(log (sqrt (+ 1 x)))

rewrite33.0ms

Algorithm
rewrite-expression-head
Rules
18×*-un-lft-identity
16×sqrt-prod
14×log-prod
12×add-sqr-sqrt
10×pow1 add-cube-cbrt
sqrt-div
add-exp-log log-pow
log-div sqrt-pow1 flip3-+ add-cbrt-cube pow1/2 flip-+ insert-posit16 distribute-lft-out add-log-exp
rem-sqrt-square rem-log-exp
Counts
4 → 76
Calls
4 calls:
8.0ms
(sqrt (+ 1 x))
8.0ms
(sqrt (+ 1 x))
7.0ms
(log (sqrt (+ 1 x)))
7.0ms
(log (sqrt (+ 1 x)))

series240.0ms

Counts
4 → 12
Calls
4 calls:
43.0ms
(sqrt (+ 1 x))
47.0ms
(sqrt (+ 1 x))
71.0ms
(log (sqrt (+ 1 x)))
79.0ms
(log (sqrt (+ 1 x)))

simplify1.4s

Counts
88 → 88
Iterations
IterNodes
done2012
52012
41525
3679
2323
1155
081

prune392.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0.1b

localize30.0ms

Local error

Found 3 expressions with local error:

0.0b
(sqrt (+ 1 x))
4.2b
(log (+ 1 x))
4.2b
(log (sqrt (+ 1 x)))

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
13×*-un-lft-identity
11×log-prod
add-sqr-sqrt sqrt-prod
pow1 add-cube-cbrt
add-exp-log
log-div sqrt-div log-pow
flip3-+ add-cbrt-cube flip-+ insert-posit16 distribute-lft-out add-log-exp
sqrt-pow1 pow1/2 rem-log-exp
rem-sqrt-square
Counts
3 → 54
Calls
3 calls:
7.0ms
(sqrt (+ 1 x))
5.0ms
(log (+ 1 x))
6.0ms
(log (sqrt (+ 1 x)))

series135.0ms

Counts
3 → 9
Calls
3 calls:
38.0ms
(sqrt (+ 1 x))
23.0ms
(log (+ 1 x))
73.0ms
(log (sqrt (+ 1 x)))

simplify1.2s

Counts
63 → 63
Iterations
IterNodes
done2004
42004
31058
2465
1214
0111

prune245.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0.1b

regimes180.0ms

Accuracy

98.9% (0.2b remaining)

Error of 0.3b against oracle of 0.0b and baseline of 20.7b

bsearch2.0ms

simplify2.0ms

Iterations
IterNodes
done21
121
014

end0.0ms

sample3.7s

Algorithm
intervals
Results
2.3s2354×body1280valid
691.0ms1623×body640valid
243.0ms819×body320valid
185.0ms2799×body80valid
106.0ms2812×body80nan
54.0ms405×body160valid