Details

Time bar (total: 3.2s)

analyze19.0ms (0.6%)

Algorithm
search
Search
TrueOtherFalseIter
0%23.7%76.3%0
0%23.7%76.3%1
11.9%11.9%76.3%2
17.8%5.9%76.3%3
20.8%3%76.3%4
22.2%1.5%76.3%5
23%0.7%76.3%6
23.3%0.4%76.3%7
23.3%0.4%76.3%8
23.4%0.3%76.3%9
23.5%0.2%76.3%10
23.5%0.2%76.3%11
23.5%0.2%76.3%12
23.6%0.2%76.3%13
23.6%0.1%76.3%14
Compiler

Compiled 18 to 14 computations (22.2% saved)

sample74.0ms (2.3%)

Algorithm
intervals
Results
42.0ms145×body1024valid
11.0ms62×body512valid
7.0ms16×body2048valid
3.0ms29×body256valid
3.0ms256×pre128true
0.0msbody128valid
Compiler

Compiled 33 to 27 computations (18.2% saved)

simplify306.0ms (9.7%)

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (213.0ms)

IterNodesCost
0609423

prune6.0ms (0.2%)

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 63.0b

Counts
2 → 1
Compiler

Compiled 30 to 24 computations (20% saved)

localize10.0ms (0.3%)

Local error

Found 3 expressions with local error:

0.2b
(*.f64 (+.f64 n 1) (log.f64 (+.f64 n 1)))
0.2b
(*.f64 n (log.f64 n))
4.4b
(-.f64 (*.f64 (+.f64 n 1) (log.f64 (+.f64 n 1))) (*.f64 n (log.f64 n)))

rewrite30.0ms (0.9%)

Algorithm
rewrite-expression-head
Rules
28×log-prod_binary64_834
25×*-un-lft-identity_binary64_751
19×add-sqr-sqrt_binary64_772
15×add-cube-cbrt_binary64_783
14×distribute-lft-in_binary64_702 distribute-rgt-in_binary64_703
pow1_binary64_809
associate--l+_binary64_690 associate-*r*_binary64_693
add-cbrt-cube_binary64_784 associate-*l*_binary64_694 add-exp-log_binary64_786
associate--r+_binary64_689
distribute-lft-out_binary64_704 add-log-exp_binary64_787
prod-exp_binary64_797 unswap-sqr_binary64_719 pow-prod-down_binary64_819 *-commutative_binary64_684 log-pow_binary64_837 cbrt-unprod_binary64_781 associate-*l/_binary64_696
flip3-+_binary64_754 flip--_binary64_726 diff-log_binary64_840 sub-neg_binary64_744 flip3--_binary64_755 flip-+_binary64_725
Counts
3 → 80
Calls

3 calls:

10.0ms
(-.f64 (*.f64 (+.f64 n 1) (log.f64 (+.f64 n 1))) (*.f64 n (log.f64 n)))
9.0ms
(*.f64 (+.f64 n 1) (log.f64 (+.f64 n 1)))
4.0ms
(*.f64 n (log.f64 n))

series140.0ms (4.4%)

Counts
3 → 9
Calls

3 calls:

65.0ms
(*.f64 n (log.f64 n))
54.0ms
(-.f64 (*.f64 (+.f64 n 1) (log.f64 (+.f64 n 1))) (*.f64 n (log.f64 n)))
20.0ms
(*.f64 (+.f64 n 1) (log.f64 (+.f64 n 1)))

simplify75.0ms (2.4%)

Algorithm
egg-herbie
Counts
89 → 89
Iterations

Useful iterations: 0 (57.0ms)

IterNodesCost
055371541

prune109.0ms (3.4%)

Pruning

1 alts after pruning (1 fresh and 0 done)

PrunedKeptTotal
New88189
Fresh000
Picked101
Done000
Total89190

Merged error: 0b

Counts
90 → 1
Compiler

Compiled 1927 to 1216 computations (36.9% saved)

localize16.0ms (0.5%)

Local error

Found 1 expressions with local error:

0.8b
(/.f64 1/6 (*.f64 n n))

rewrite6.0ms (0.2%)

Algorithm
rewrite-expression-head
Rules
add-cbrt-cube_binary64_784 add-exp-log_binary64_786
add-cube-cbrt_binary64_783 times-frac_binary64_757 *-un-lft-identity_binary64_751 associate-/l*_binary64_698 add-sqr-sqrt_binary64_772
cbrt-undiv_binary64_782 div-exp_binary64_799
prod-exp_binary64_797 associate-/r*_binary64_697 pow1_binary64_809 add-log-exp_binary64_787 div-inv_binary64_748 frac-2neg_binary64_762 cbrt-unprod_binary64_781 clear-num_binary64_750
Counts
1 → 21
Calls

1 calls:

4.0ms
(/.f64 1/6 (*.f64 n n))

series16.0ms (0.5%)

Counts
1 → 3
Calls

1 calls:

16.0ms
(/.f64 1/6 (*.f64 n n))

simplify77.0ms (2.4%)

Algorithm
egg-herbie
Counts
24 → 24
Iterations

Useful iterations: 0 (70.0ms)

IterNodesCost
04742212
14742212

prune27.0ms (0.9%)

Pruning

1 alts after pruning (0 fresh and 1 done)

PrunedKeptTotal
New24024
Fresh000
Picked011
Done000
Total24125

Merged error: 0b

Counts
25 → 1
Compiler

Compiled 469 to 330 computations (29.6% saved)

simplify3.0ms (0.1%)

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
09624
19624

end0.0ms (0%)

sample2.3s (71.1%)

Algorithm
intervals
Results
1.2s4234×body1024valid
390.0ms2047×body512valid
188.0ms427×body2048valid
132.0ms1133×body256valid
99.0ms8000×pre128true
12.0ms159×body128valid
Compiler

Compiled 74 to 61 computations (17.6% saved)

Profiling

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