Details

Time bar (total: 3.0s)

analyze3.0ms (0.1%)

Algorithm
search
Search
TrueOtherFalseIter
0%100%0%0
0%100%0%1
50%50%0%2
50%25%25%3
62.5%12.5%25%4
68.7%6.2%25%5
71.8%3.1%25%6
73.4%1.6%25%7
74.2%0.8%25%8
74.6%0.4%25%9
74.8%0.2%25%10
74.9%0.1%25%11
74.9%0%25%12
74.9%0%25%13
74.9%0%25%14

sample60.0ms (2%)

Algorithm
intervals
Results
37.0ms75×body1280valid
11.0ms48×body640valid
3.0ms101×body80valid
3.0ms22×body320valid
1.0ms10×body160valid

simplify3.0ms (0.1%)

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
054
154

prune5.0ms (0.2%)

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 36.3b

Counts
2 → 1

localize4.0ms (0.1%)

Local error

Found 1 expressions with local error:

2.9b
(log (+ 1.0 x))

rewrite4.0ms (0.1%)

Algorithm
rewrite-expression-head
Rules
log-prod *-un-lft-identity
pow1 add-exp-log add-sqr-sqrt add-cube-cbrt log-div
flip3-+ rem-log-exp log-pow add-cbrt-cube flip-+ distribute-lft-out add-log-exp
Counts
1 → 15
Calls

1 calls:

3.0ms
(log (+ 1.0 x))

series3.0ms (0.1%)

Counts
1 → 3
Calls

1 calls:

3.0ms
(log (+ 1.0 x))

simplify70.0ms (2.3%)

Algorithm
egg-herbie
Counts
18 → 18
Iterations

Useful iterations: 0 (66.0ms)

IterNodesCost
04927144
14927144

prune53.0ms (1.8%)

Pruning

6 alts after pruning (6 fresh and 0 done)

PrunedKeptTotal
New12618
Fresh000
Picked101
Done000
Total13619

Merged error: 0.1b

Counts
19 → 6

localize10.0ms (0.3%)

Local error

Found 2 expressions with local error:

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

rewrite19.0ms (0.6%)

Algorithm
rewrite-expression-head
Rules
20×add-exp-log add-cbrt-cube
prod-exp cbrt-unprod
add-sqr-sqrt
add-log-exp
associate-*r*
pow1 cbrt-undiv add-cube-cbrt *-un-lft-identity div-exp
associate-*r/ associate-*l*
times-frac diff-log frac-sub unswap-sqr
sub-neg flip3-- flip3-+ pow-prod-down associate--l+ sum-log *-commutative flip-- flip-+ div-inv
Counts
2 → 45
Calls

2 calls:

9.0ms
(- (+ (* 1.0 x) (log 1.0)) (* 1/2 (/ (* x x) (* 1.0 1.0))))
8.0ms
(* 1/2 (/ (* x x) (* 1.0 1.0)))

series7.0ms (0.2%)

Counts
2 → 6
Calls

2 calls:

4.0ms
(- (+ (* 1.0 x) (log 1.0)) (* 1/2 (/ (* x x) (* 1.0 1.0))))
3.0ms
(* 1/2 (/ (* x x) (* 1.0 1.0)))

simplify25.0ms (0.8%)

Algorithm
egg-herbie
Counts
51 → 51
Iterations

Useful iterations: 0 (19.0ms)

IterNodesCost
05365674

prune115.0ms (3.8%)

Pruning

7 alts after pruning (6 fresh and 1 done)

PrunedKeptTotal
New50151
Fresh055
Picked011
Done000
Total50757

Merged error: 0.1b

Counts
57 → 7

localize6.0ms (0.2%)

Local error

Found 4 expressions with local error:

0.0b
(sqrt (+ 1.0 x))
0.0b
(sqrt (+ 1.0 x))
2.9b
(log (sqrt (+ 1.0 x)))
2.9b
(log (sqrt (+ 1.0 x)))

rewrite16.0ms (0.5%)

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-+ pow1/2 add-cbrt-cube flip-+ distribute-lft-out add-log-exp
rem-sqrt-square rem-log-exp
Counts
4 → 72
Calls

4 calls:

4.0ms
(log (sqrt (+ 1.0 x)))
4.0ms
(log (sqrt (+ 1.0 x)))
3.0ms
(sqrt (+ 1.0 x))
3.0ms
(sqrt (+ 1.0 x))

series18.0ms (0.6%)

Counts
4 → 12
Calls

4 calls:

6.0ms
(log (sqrt (+ 1.0 x)))
5.0ms
(log (sqrt (+ 1.0 x)))
3.0ms
(sqrt (+ 1.0 x))
3.0ms
(sqrt (+ 1.0 x))

simplify49.0ms (1.6%)

Algorithm
egg-herbie
Counts
84 → 84
Iterations

Useful iterations: 0 (41.0ms)

IterNodesCost
05007848

prune208.0ms (6.8%)

Pruning

7 alts after pruning (5 fresh and 2 done)

PrunedKeptTotal
New82284
Fresh235
Picked011
Done011
Total84791

Merged error: 0.1b

Counts
91 → 7

localize14.0ms (0.5%)

Local error

Found 4 expressions with local error:

0.2b
(cbrt (+ 1.0 x))
2.8b
(log (sqrt (cbrt (+ 1.0 x))))
2.9b
(log (sqrt (+ 1.0 x)))
3.0b
(log (fabs (cbrt (+ 1.0 x))))

rewrite14.0ms (0.5%)

Algorithm
rewrite-expression-head
Rules
20×log-prod
17×*-un-lft-identity
11×add-sqr-sqrt add-cube-cbrt sqrt-prod
pow1
cbrt-prod log-pow
add-exp-log
log-div cbrt-div sqrt-div add-cbrt-cube add-log-exp
sqrt-pow1 flip3-+ rem-log-exp flip-+ distribute-lft-out
pow1/2 pow1/3
Counts
4 → 70
Calls

4 calls:

5.0ms
(log (sqrt (cbrt (+ 1.0 x))))
4.0ms
(log (sqrt (+ 1.0 x)))
3.0ms
(cbrt (+ 1.0 x))
1.0ms
(log (fabs (cbrt (+ 1.0 x))))

series38.0ms (1.3%)

Counts
4 → 12
Calls

4 calls:

16.0ms
(log (fabs (cbrt (+ 1.0 x))))
9.0ms
(cbrt (+ 1.0 x))
7.0ms
(log (sqrt (cbrt (+ 1.0 x))))
6.0ms
(log (sqrt (+ 1.0 x)))

simplify80.0ms (2.6%)

Algorithm
egg-herbie
Counts
82 → 82
Iterations

Useful iterations: 0 (73.0ms)

IterNodesCost
04895817
14895817

prune266.0ms (8.8%)

Pruning

8 alts after pruning (5 fresh and 3 done)

PrunedKeptTotal
New81182
Fresh044
Picked011
Done022
Total81889

Merged error: 0.1b

Counts
89 → 8

regimes219.0ms (7.2%)

Accuracy

Total 0.2b remaining (61.4%)

Threshold costs 0.2b (61.4%)

bsearch1.0ms (0%)

simplify2.0ms (0.1%)

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
06333
16333

end0.0ms (0%)

sample1.7s (56.8%)

Algorithm
intervals
Results
1.0s2189×body1280valid
390.0ms1714×body640valid
99.0ms845×body320valid
74.0ms2836×body80valid
30.0ms416×body160valid

Profiling

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