Details

Time bar (total: 10.5s)

sample82.0ms

Algorithm
intervals
Results
38.0ms60×body1280valid
20.0ms58×body640valid
5.0ms31×body320valid
3.0ms96×body80valid
2.0ms70×body80nan
1.0ms11×body160valid

simplify2.0ms

Counts
1 → 1
Iterations
IterNodes
done5
15
04

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 37.7b

localize10.0ms

Local error

Found 1 expressions with local error:

3.5b
(log (+ x 1.0))

rewrite8.0ms

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-+ distribute-lft-out add-log-exp
Counts
1 → 15
Calls
1 calls:
7.0ms
(log (+ x 1.0))

series70.0ms

Counts
1 → 3
Calls
1 calls:
70.0ms
(log (+ x 1.0))

simplify658.0ms

Counts
18 → 18
Iterations
IterNodes
done5001
31359
2384
1123
059

prune86.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.1b

localize21.0ms

Local error

Found 1 expressions with local error:

0.0b
(+ (* (/ (* x x) 1.0) (/ -1/2 1.0)) (+ (log 1.0) (* x 1.0)))

rewrite36.0ms

Algorithm
rewrite-expression-head
Rules
frac-add
add-log-exp
flip3-+ flip-+
sum-log
frac-times associate-*l/ associate-*r/
add-sqr-sqrt pow1 +-commutative associate-+r+ *-un-lft-identity add-cbrt-cube add-exp-log add-cube-cbrt
Counts
1 → 19
Calls
1 calls:
34.0ms
(+ (* (/ (* x x) 1.0) (/ -1/2 1.0)) (+ (log 1.0) (* x 1.0)))

series61.0ms

Counts
1 → 3
Calls
1 calls:
61.0ms
(+ (* (/ (* x x) 1.0) (/ -1/2 1.0)) (+ (log 1.0) (* x 1.0)))

simplify890.0ms

Counts
22 → 22
Iterations
IterNodes
done5000
21766
1292
077

prune102.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.1b

localize10.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (+ 1.0 x))
0.0b
(sqrt (+ 1.0 x))
3.5b
(log (sqrt (+ 1.0 x)))
3.5b
(log (sqrt (+ 1.0 x)))

rewrite27.0ms

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-+ distribute-lft-out add-log-exp
rem-sqrt-square rem-log-exp
Counts
4 → 72
Calls
4 calls:
7.0ms
(sqrt (+ 1.0 x))
6.0ms
(sqrt (+ 1.0 x))
5.0ms
(log (sqrt (+ 1.0 x)))
7.0ms
(log (sqrt (+ 1.0 x)))

series291.0ms

Counts
4 → 12
Calls
4 calls:
34.0ms
(sqrt (+ 1.0 x))
39.0ms
(sqrt (+ 1.0 x))
108.0ms
(log (sqrt (+ 1.0 x)))
109.0ms
(log (sqrt (+ 1.0 x)))

simplify1.3s

Counts
84 → 84
Iterations
IterNodes
done5000
33255
2619
1180
089

prune433.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.1b

localize16.0ms

Local error

Found 3 expressions with local error:

0.0b
(sqrt (+ 1.0 x))
3.5b
(log (+ x 1.0))
3.5b
(log (sqrt (+ 1.0 x)))

rewrite19.0ms

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-+ distribute-lft-out add-log-exp
sqrt-pow1 pow1/2 rem-log-exp
rem-sqrt-square
Counts
3 → 51
Calls
3 calls:
7.0ms
(sqrt (+ 1.0 x))
4.0ms
(log (+ x 1.0))
5.0ms
(log (sqrt (+ 1.0 x)))

series232.0ms

Counts
3 → 9
Calls
3 calls:
34.0ms
(sqrt (+ 1.0 x))
75.0ms
(log (+ x 1.0))
122.0ms
(log (sqrt (+ 1.0 x)))

simplify2.4s

Counts
60 → 60
Iterations
IterNodes
done5000
34299
2923
1269
0133

prune301.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0.1b

regimes69.0ms

Accuracy

99.3% (0.2b remaining)

Error of 0.3b against oracle of 0.1b and baseline of 21.4b

bsearch58.0ms

Steps
ItersRangePoint
9
7.294142785006675e-07
13.800596953327334
6.379153737872092e-06

simplify7.0ms

Iterations
IterNodes
done28
128
022

end0.0ms

sample3.3s

Algorithm
intervals
Results
2.0s2332×body1280valid
556.0ms1637×body640valid
236.0ms843×body320valid
104.0ms2798×body80valid
67.0ms2683×body80nan
40.0ms390×body160valid