Details

Time bar (total: 13.9s)

sample30.0ms

Algorithm
intervals
Results
7.0ms53×body1280valid
4.0ms39×body640valid
4.0ms129×body80valid
2.0ms28×body320valid
0.0ms7×body160valid

simplify7.0ms

Counts
1 → 1
Iterations
IterNodes
done10
210
19
06

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 30.4b

localize22.0ms

Local error

Found 3 expressions with local error:

0.3b
(cbrt (+ x 1.0))
0.6b
(cbrt x)
2.9b
(- (cbrt (+ x 1.0)) (cbrt x))

rewrite63.0ms

Algorithm
rewrite-expression-head
Rules
15×cbrt-prod
14×*-un-lft-identity
13×add-sqr-sqrt
5×add-cube-cbrt add-log-exp
4×difference-of-squares
3×pow1 add-cbrt-cube add-exp-log distribute-lft-out--
2×cbrt-div pow1/3 distribute-lft-out
1×sub-neg flip3-+ flip3-- diff-log flip-+ flip--
Counts
3 → 44
Calls
3 calls:
6.0ms
(cbrt (+ x 1.0))
1.0ms
(cbrt x)
53.0ms
(- (cbrt (+ x 1.0)) (cbrt x))

series655.0ms

Counts
3 → 9
Calls
3 calls:
131.0ms
(cbrt (+ x 1.0))
312.0ms
(cbrt x)
213.0ms
(- (cbrt (+ x 1.0)) (cbrt x))

simplify1.9s

Counts
53 → 53
Iterations
IterNodes
done5002
31976
2725
1307
0131

prune325.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.4b

localize42.0ms

Local error

Found 4 expressions with local error:

0.3b
(cbrt (+ 1.0 x))
0.3b
(cbrt (+ 1.0 x))
0.6b
(cbrt x)
0.6b
(cbrt x)

rewrite9.0ms

Algorithm
rewrite-expression-head
Rules
14×cbrt-prod
12×*-un-lft-identity
8×add-sqr-sqrt add-cube-cbrt
4×pow1 cbrt-div add-cbrt-cube pow1/3 add-exp-log add-log-exp
2×flip3-+ flip-+ distribute-lft-out
Counts
4 → 50
Calls
4 calls:
3.0ms
(cbrt (+ 1.0 x))
3.0ms
(cbrt (+ 1.0 x))
1.0ms
(cbrt x)
1.0ms
(cbrt x)

series846.0ms

Counts
4 → 12
Calls
4 calls:
122.0ms
(cbrt (+ 1.0 x))
116.0ms
(cbrt (+ 1.0 x))
285.0ms
(cbrt x)
323.0ms
(cbrt x)

simplify1.8s

Counts
62 → 62
Iterations
IterNodes
done5000
31484
2513
1203
093

prune392.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0.2b

localize74.0ms

Local error

Found 4 expressions with local error:

0.3b
(cbrt (+ 1.0 x))
0.3b
(cbrt (+ 1.0 x))
0.6b
(cbrt x)
0.6b
(cbrt x)

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
14×cbrt-prod
12×*-un-lft-identity
8×add-sqr-sqrt add-cube-cbrt
4×pow1 cbrt-div add-cbrt-cube pow1/3 add-exp-log add-log-exp
2×flip3-+ flip-+ distribute-lft-out
Counts
4 → 50
Calls
4 calls:
6.0ms
(cbrt (+ 1.0 x))
13.0ms
(cbrt (+ 1.0 x))
1.0ms
(cbrt x)
1.0ms
(cbrt x)

series1.2s

Counts
4 → 12
Calls
4 calls:
491.0ms
(cbrt (+ 1.0 x))
130.0ms
(cbrt (+ 1.0 x))
295.0ms
(cbrt x)
277.0ms
(cbrt x)

simplify1.8s

Counts
62 → 62
Iterations
IterNodes
done5000
31484
2513
1203
093

prune472.0ms

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 0.2b

localize117.0ms

Local error

Found 4 expressions with local error:

0.3b
(cbrt (+ 1.0 x))
0.3b
(cbrt (+ 1.0 x))
0.6b
(cbrt x)
0.6b
(cbrt x)

rewrite9.0ms

Algorithm
rewrite-expression-head
Rules
14×cbrt-prod
12×*-un-lft-identity
8×add-sqr-sqrt add-cube-cbrt
4×pow1 cbrt-div add-cbrt-cube pow1/3 add-exp-log add-log-exp
2×flip3-+ flip-+ distribute-lft-out
Counts
4 → 50
Calls
4 calls:
3.0ms
(cbrt (+ 1.0 x))
3.0ms
(cbrt (+ 1.0 x))
1.0ms
(cbrt x)
1.0ms
(cbrt x)

series914.0ms

Counts
4 → 12
Calls
4 calls:
151.0ms
(cbrt (+ 1.0 x))
155.0ms
(cbrt (+ 1.0 x))
290.0ms
(cbrt x)
317.0ms
(cbrt x)

simplify1.6s

Counts
62 → 62
Iterations
IterNodes
done5000
31484
2513
1203
093

prune412.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0.2b

regimes105.0ms

Accuracy

0% (0.3b remaining)

Error of 0.5b against oracle of 0.3b and baseline of 0.5b

bsearch0.0ms

simplify4.0ms

Iterations
IterNodes
done14
114
010

end0.0ms

sample1.2s

Algorithm
intervals
Results
358.0ms1652×body1280valid
227.0ms4138×body80valid
187.0ms1274×body640valid
166.0ms640×body320valid
22.0ms296×body160valid