Details

Time bar (total: 15.5s)

sample120.0ms

Algorithm
intervals
Results
64.0ms66×body1280valid
25.0ms49×body640valid
8.0ms30×body320valid
6.0ms97×body80valid
4.0ms107×body80nan
2.0ms14×body160valid

simplify2.0ms

Counts
1 → 1
Iterations
IterNodes
25
15
04

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 37.0b

localize6.0ms

Local error

Found 1 expressions with local error:

3.7b
(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))

series32.0ms

Counts
1 → 3
Calls
1 calls:
32.0ms
(log (+ 1 x))

simplify1.2s

Counts
19 → 19
Iterations
IterNodes
52892
41038
3435
2208
1105
055

prune143.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.1b

localize24.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (* (* x x) (- (* 1/3 x) 1/2)))
0.1b
(* (* x x) (- (* 1/3 x) 1/2))
0.3b
(* 1/3 x)

rewrite69.0ms

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
distribute-rgt-in associate-+r+ sub-neg distribute-lft-in associate-*l* pow-prod-down prod-exp cbrt-unprod
insert-posit16
associate-*r/ *-commutative unswap-sqr
+-commutative sum-log flip3-+ flip3-- flip-+ flip--
Counts
3 → 61
Calls
3 calls:
8.0ms
(+ x (* (* x x) (- (* 1/3 x) 1/2)))
49.0ms
(* (* x x) (- (* 1/3 x) 1/2))
11.0ms
(* 1/3 x)

series166.0ms

Counts
3 → 9
Calls
3 calls:
33.0ms
(+ x (* (* x x) (- (* 1/3 x) 1/2)))
110.0ms
(* (* x x) (- (* 1/3 x) 1/2))
23.0ms
(* 1/3 x)

simplify1.8s

Counts
70 → 70
Iterations
IterNodes
33636
2831
1287
0103

prune516.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.1b

localize21.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (+ 1 x))
0.0b
(sqrt (+ 1 x))
3.7b
(log (sqrt (+ 1 x)))
3.7b
(log (sqrt (+ 1 x)))

rewrite32.0ms

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:
9.0ms
(sqrt (+ 1 x))
8.0ms
(sqrt (+ 1 x))
7.0ms
(log (sqrt (+ 1 x)))
7.0ms
(log (sqrt (+ 1 x)))

series197.0ms

Counts
4 → 12
Calls
4 calls:
41.0ms
(sqrt (+ 1 x))
36.0ms
(sqrt (+ 1 x))
62.0ms
(log (sqrt (+ 1 x)))
57.0ms
(log (sqrt (+ 1 x)))

simplify1.3s

Counts
88 → 88
Iterations
IterNodes
52217
41086
3520
2290
1146
081

prune747.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.1b

localize27.0ms

Local error

Found 4 expressions with local error:

0.1b
(sqrt (sqrt (+ 1 x)))
3.7b
(log (sqrt (+ 1 x)))
3.8b
(log (sqrt (sqrt (+ 1 x))))
3.8b
(log (sqrt (sqrt (+ 1 x))))

rewrite28.0ms

Algorithm
rewrite-expression-head
Rules
38×sqrt-prod
27×log-prod
22×*-un-lft-identity
16×add-sqr-sqrt
14×pow1 sqrt-div add-cube-cbrt
13×sqrt-pow1 log-pow
pow1/2 add-exp-log
log-div
flip3-+ add-cbrt-cube flip-+ insert-posit16 distribute-lft-out add-log-exp
rem-log-exp
rem-sqrt-square
Counts
4 → 96
Calls
4 calls:
10.0ms
(sqrt (sqrt (+ 1 x)))
7.0ms
(log (sqrt (+ 1 x)))
4.0ms
(log (sqrt (sqrt (+ 1 x))))
5.0ms
(log (sqrt (sqrt (+ 1 x))))

series289.0ms

Counts
4 → 12
Calls
4 calls:
62.0ms
(sqrt (sqrt (+ 1 x)))
74.0ms
(log (sqrt (+ 1 x)))
64.0ms
(log (sqrt (sqrt (+ 1 x))))
89.0ms
(log (sqrt (sqrt (+ 1 x))))

simplify3.8s

Counts
108 → 108
Iterations
IterNodes
43726
31551
2680
1286
0152

prune1.1s

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.1b

regimes127.0ms

Accuracy

99.5% (0.1b remaining)

Error of 0.2b against oracle of 0.1b and baseline of 20.8b

bsearch2.0ms

simplify4.0ms

Iterations
IterNodes
231
131
023

end0.0ms

sample3.7s

Algorithm
intervals
Results
2.2s2224×body1280valid
751.0ms1712×body640valid
207.0ms2802×body80valid
183.0ms825×body320valid
99.0ms2651×body80nan
58.0ms437×body160valid