Details

Time bar (total: 3.7s)

analyze2.0ms (0.1%)

Algorithm
search
Search
TrueOtherFalseIter
0%100%0%0
0%100%0%1
50%50%0%2
50%25%25%3
50%0%50%4
Compiler

Compiled 8 to 7 computations (12.5% saved)

sample40.0ms (1.1%)

Algorithm
intervals
Results
14.0ms62×body1024valid
7.0ms130×body128valid
6.0ms44×body512valid
3.0msbody2048valid
1.0ms11×body256valid
Compiler

Compiled 15 to 14 computations (6.7% saved)

simplify100.0ms (2.7%)

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (5.0ms)

IterNodesCost
07111
17111

prune2.0ms (0.1%)

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022
Error
30.8b
Counts
2 → 1
Compiler

Compiled 14 to 12 computations (14.3% saved)

localize6.0ms (0.2%)

Local error

Found 2 expressions with local error:

2.1b
(-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))
2.4b
(log.f64 (+.f64 N 1))

rewrite60.0ms (1.6%)

Algorithm
rewrite-expression-head
Error
30.3b
Rules
14×*-un-lft-identity_binary64_78
11×log-prod_binary64_164
pow1_binary64_139 add-sqr-sqrt_binary64_100
log-pow_binary64_167 add-cube-cbrt_binary64_113
log-div_binary64_165 cancel-sign-sub-inv_binary64_44 distribute-lft-out--_binary64_30 associate--l+_binary64_15
add-exp-log_binary64_116 associate--r+_binary64_14
flip3-+_binary64_81 flip-+_binary64_52 distribute-lft-out_binary64_29 add-log-exp_binary64_117 add-cbrt-cube_binary64_114 associate--l-_binary64_16
rem-log-exp_binary64_119 diff-log_binary64_170 flip3--_binary64_82 sub-neg_binary64_71 flip--_binary64_53 difference-of-squares_binary64_47
Counts
2 → 44
Calls

2 calls:

7.0ms
(-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))
3.0ms
(log.f64 (+.f64 N 1))
Compiler

Compiled 607 to 404 computations (33.4% saved)

series101.0ms (2.8%)

Error
0.0b
Counts
2 → 18
Calls

2 calls:

57.0ms
(-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))
25.0ms
(log.f64 (+.f64 N 1))
Compiler

Compiled 502 to 409 computations (18.5% saved)

simplify75.0ms (2.1%)

Algorithm
egg-herbie
Counts
62 → 62
Iterations

Useful iterations: 0 (62.0ms)

IterNodesCost
04920794
14920794

prune53.0ms (1.4%)

Pruning

3 alts after pruning (3 fresh and 0 done)

PrunedKeptTotal
New59362
Fresh000
Picked101
Done000
Total60363
Error
0.0b
Counts
63 → 3
Compiler

Compiled 750 to 475 computations (36.7% saved)

localize10.0ms (0.3%)

Local error

Found 4 expressions with local error:

0.0b
(-.f64 (/.f64 1 N) (/.f64 1/2 (*.f64 N N)))
0.3b
(/.f64 1/2 (*.f64 N N))
0.4b
(/.f64 1/3 (pow.f64 N 3))
11.4b
(+.f64 (/.f64 1/3 (pow.f64 N 3)) (-.f64 (/.f64 1 N) (/.f64 1/2 (*.f64 N N))))

rewrite257.0ms (7%)

Algorithm
rewrite-expression-head
Error
0.0b
Rules
52×times-frac_binary64_84
49×add-sqr-sqrt_binary64_100
47×*-un-lft-identity_binary64_78
35×add-cube-cbrt_binary64_113
14×add-exp-log_binary64_116 cancel-sign-sub-inv_binary64_44
13×associate-/r*_binary64_22
12×unpow-prod-down_binary64_157 cube-prod_binary64_106
11×add-log-exp_binary64_117 add-cbrt-cube_binary64_114
associate-+r+_binary64_10
div-inv_binary64_75 associate-/l*_binary64_23 difference-of-squares_binary64_47
div-exp_binary64_129
pow1_binary64_139 distribute-lft-out--_binary64_30 unpow3_binary64_144 cube-mult_binary64_108 sqr-pow_binary64_50
frac-add_binary64_86 distribute-lft-out_binary64_29 cbrt-undiv_binary64_112
diff-log_binary64_170 sum-log_binary64_169 frac-sub_binary64_87 flip3--_binary64_82 flip--_binary64_53 sub-neg_binary64_71 frac-2neg_binary64_89 clear-num_binary64_77
flip3-+_binary64_81 flip-+_binary64_52 associate-+r-_binary64_12 +-commutative_binary64_8 pow-to-exp_binary64_147 pow-exp_binary64_146 prod-exp_binary64_127 cbrt-unprod_binary64_111
Counts
4 → 140
Calls

4 calls:

41.0ms
(+.f64 (/.f64 1/3 (pow.f64 N 3)) (-.f64 (/.f64 1 N) (/.f64 1/2 (*.f64 N N))))
12.0ms
(-.f64 (/.f64 1 N) (/.f64 1/2 (*.f64 N N)))
5.0ms
(/.f64 1/3 (pow.f64 N 3))
4.0ms
(/.f64 1/2 (*.f64 N N))
Compiler

Compiled 3338 to 2324 computations (30.4% saved)

series169.0ms (4.6%)

Error
0.0b
Counts
4 → 19
Calls

4 calls:

54.0ms
(+.f64 (/.f64 1/3 (pow.f64 N 3)) (-.f64 (/.f64 1 N) (/.f64 1/2 (*.f64 N N))))
47.0ms
(-.f64 (/.f64 1 N) (/.f64 1/2 (*.f64 N N)))
29.0ms
(/.f64 1/3 (pow.f64 N 3))
25.0ms
(/.f64 1/2 (*.f64 N N))
Compiler

Compiled 676 to 570 computations (15.7% saved)

simplify96.0ms (2.6%)

Algorithm
egg-herbie
Counts
159 → 159
Iterations

Useful iterations: 0 (69.0ms)

IterNodesCost
049632387
149632387

prune177.0ms (4.8%)

Pruning

4 alts after pruning (3 fresh and 1 done)

PrunedKeptTotal
New1581159
Fresh022
Picked011
Done000
Total1584162
Error
0.0b
Counts
162 → 4
Compiler

Compiled 3177 to 2229 computations (29.8% saved)

localize5.0ms (0.1%)

Local error

Found 2 expressions with local error:

0.0b
(/.f64 (+.f64 N 1) N)
2.3b
(log.f64 (/.f64 (+.f64 N 1) N))

rewrite60.0ms (1.6%)

Algorithm
rewrite-expression-head
Error
0.0b
Rules
33×*-un-lft-identity_binary64_78
24×times-frac_binary64_84
19×add-cube-cbrt_binary64_113 add-sqr-sqrt_binary64_100
16×log-prod_binary64_164
distribute-lft-out_binary64_29 add-exp-log_binary64_116
add-cbrt-cube_binary64_114 associate-/l*_binary64_23
pow1_binary64_139 associate-/r*_binary64_22
div-inv_binary64_75 div-exp_binary64_129 rem-log-exp_binary64_119 add-log-exp_binary64_117 associate-/l/_binary64_25
log-pow_binary64_167 log-div_binary64_165 cbrt-undiv_binary64_112 frac-2neg_binary64_89 clear-num_binary64_77 flip3-+_binary64_81 flip-+_binary64_52
Counts
2 → 60
Calls

2 calls:

5.0ms
(/.f64 (+.f64 N 1) N)
5.0ms
(log.f64 (/.f64 (+.f64 N 1) N))
Compiler

Compiled 810 to 553 computations (31.7% saved)

series96.0ms (2.6%)

Error
0.0b
Counts
2 → 17
Calls

2 calls:

49.0ms
(log.f64 (/.f64 (+.f64 N 1) N))
36.0ms
(/.f64 (+.f64 N 1) N)
Compiler

Compiled 362 to 315 computations (13% saved)

simplify61.0ms (1.7%)

Algorithm
egg-herbie
Counts
77 → 77
Iterations

Useful iterations: 0 (46.0ms)

IterNodesCost
051481053

prune56.0ms (1.5%)

Pruning

4 alts after pruning (3 fresh and 1 done)

PrunedKeptTotal
New76177
Fresh022
Picked101
Done011
Total77481
Error
0.0b
Counts
81 → 4
Compiler

Compiled 905 to 644 computations (28.8% saved)

localize7.0ms (0.2%)

Local error

Found 4 expressions with local error:

0.1b
(sqrt.f64 (+.f64 1 (/.f64 1 N)))
0.1b
(sqrt.f64 (+.f64 1 (/.f64 1 N)))
2.3b
(log.f64 (sqrt.f64 (+.f64 1 (/.f64 1 N))))
2.3b
(log.f64 (sqrt.f64 (+.f64 1 (/.f64 1 N))))

rewrite130.0ms (3.5%)

Algorithm
rewrite-expression-head
Error
0.0b
Rules
22×*-un-lft-identity_binary64_78
20×sqrt-prod_binary64_94
16×log-prod_binary64_164
12×add-sqr-sqrt_binary64_100
10×pow1_binary64_139 add-cube-cbrt_binary64_113
sqrt-div_binary64_95 distribute-lft-out_binary64_29
log-pow_binary64_167 add-exp-log_binary64_116
pow1/2_binary64_158 sqrt-pow1_binary64_96 flip3-+_binary64_81 log-div_binary64_165 flip-+_binary64_52 div-inv_binary64_75 add-log-exp_binary64_117 add-cbrt-cube_binary64_114
rem-log-exp_binary64_119 rem-sqrt-square_binary64_91
Counts
4 → 76
Calls

4 calls:

7.0ms
(log.f64 (sqrt.f64 (+.f64 1 (/.f64 1 N))))
7.0ms
(log.f64 (sqrt.f64 (+.f64 1 (/.f64 1 N))))
7.0ms
(sqrt.f64 (+.f64 1 (/.f64 1 N)))
6.0ms
(sqrt.f64 (+.f64 1 (/.f64 1 N)))
Compiler

Compiled 1724 to 1515 computations (12.1% saved)

series158.0ms (4.3%)

Error
0.0b
Counts
4 → 36
Calls

4 calls:

39.0ms
(log.f64 (sqrt.f64 (+.f64 1 (/.f64 1 N))))
35.0ms
(log.f64 (sqrt.f64 (+.f64 1 (/.f64 1 N))))
22.0ms
(sqrt.f64 (+.f64 1 (/.f64 1 N)))
22.0ms
(sqrt.f64 (+.f64 1 (/.f64 1 N)))
Compiler

Compiled 1596 to 1413 computations (11.5% saved)

simplify74.0ms (2%)

Algorithm
egg-herbie
Counts
112 → 112
Iterations

Useful iterations: 0 (54.0ms)

IterNodesCost
050461582

prune123.0ms (3.4%)

Pruning

4 alts after pruning (2 fresh and 2 done)

PrunedKeptTotal
New1120112
Fresh022
Picked011
Done011
Total1124116
Error
0.0b
Counts
116 → 4
Compiler

Compiled 2172 to 1832 computations (15.7% saved)

regimes106.0ms (2.9%)

Accuracy

Total 0.1b remaining (70.8%)

Threshold costs 0.1b (70.8%)

Compiler

Compiled 800 to 638 computations (20.3% saved)

bsearch1.0ms (0%)

Compiler

Compiled 7 to 6 computations (14.3% saved)

simplify4.0ms (0.1%)

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
08768
18768

end0.0ms (0%)

sample1.6s (44.7%)

Algorithm
intervals
Results
442.0ms1934×body1024valid
246.0ms4274×body128valid
146.0ms1012×body512valid
91.0ms244×body2048valid
47.0ms536×body256valid
Compiler

Compiled 444 to 356 computations (19.8% saved)

Profiling

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