Details

Time bar (total: 4.4s)

analyze141.0ms (3.2%)

Algorithm
search
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
07111
17111
011
111
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)

sample38.0ms (0.9%)

Algorithm
intervals
Results
15.0ms67×body1024valid
7.0ms135×body128valid
5.0ms37×body512valid
2.0msbody2048valid
1.0ms11×body256valid
Compiler

Compiled 15 to 14 computations (6.7% saved)

simplify10.0ms (0.2%)

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (4.0ms)

IterNodesCost
07111
17111

prune2.0ms (0.1%)

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022
Error
29.8b
Counts
2 → 1
Compiler

Compiled 14 to 12 computations (14.3% saved)

localize10.0ms (0.2%)

Local error

Found 2 expressions with local error:

1.8b
(-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))
3.5b
(log.f64 (+.f64 N 1))

rewrite66.0ms (1.5%)

Algorithm
rewrite-expression-head
Error
29.3b
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)

series148.0ms (3.4%)

Error
0.1b
Counts
2 → 21
Calls

2 calls:

83.0ms
(-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))
41.0ms
(log.f64 (+.f64 N 1))
Compiler

Compiled 578 to 465 computations (19.6% saved)

simplify80.0ms (1.8%)

Algorithm
egg-herbie
Counts
65 → 65
Iterations

Useful iterations: 0 (67.0ms)

IterNodesCost
04924853
14924853

prune61.0ms (1.4%)

Pruning

4 alts after pruning (4 fresh and 0 done)

PrunedKeptTotal
New61465
Fresh000
Picked101
Done000
Total62466
Error
0.0b
Counts
66 → 4
Compiler

Compiled 820 to 522 computations (36.3% saved)

localize4.0ms (0.1%)

Local error

Found 2 expressions with local error:

0.0b
(/.f64 (+.f64 N 1) N)
2.0b
(log.f64 (/.f64 (+.f64 N 1) N))

rewrite62.0ms (1.4%)

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)
4.0ms
(log.f64 (/.f64 (+.f64 N 1) N))
Compiler

Compiled 810 to 553 computations (31.7% saved)

series137.0ms (3.1%)

Error
0.0b
Counts
2 → 18
Calls

2 calls:

67.0ms
(log.f64 (/.f64 (+.f64 N 1) N))
57.0ms
(/.f64 (+.f64 N 1) N)
Compiler

Compiled 378 to 326 computations (13.8% saved)

simplify62.0ms (1.4%)

Algorithm
egg-herbie
Counts
78 → 78
Iterations

Useful iterations: 0 (46.0ms)

IterNodesCost
053301074

prune65.0ms (1.5%)

Pruning

4 alts after pruning (4 fresh and 0 done)

PrunedKeptTotal
New77178
Fresh033
Picked101
Done000
Total78482
Error
0.0b
Counts
82 → 4
Compiler

Compiled 945 to 672 computations (28.9% saved)

localize8.0ms (0.2%)

Local error

Found 4 expressions with local error:

0.3b
(cbrt.f64 (+.f64 1 (/.f64 1 N)))
0.3b
(cbrt.f64 (+.f64 1 (/.f64 1 N)))
2.0b
(log.f64 (cbrt.f64 (+.f64 1 (/.f64 1 N))))
2.0b
(log.f64 (cbrt.f64 (+.f64 1 (/.f64 1 N))))

rewrite145.0ms (3.3%)

Algorithm
rewrite-expression-head
Error
0.0b
Rules
22×*-un-lft-identity_binary64_78
20×cbrt-prod_binary64_109
16×log-prod_binary64_164
10×add-cube-cbrt_binary64_113 add-sqr-sqrt_binary64_100
cbrt-div_binary64_110 distribute-lft-out_binary64_29
pow1_binary64_139 add-exp-log_binary64_116
pow1/3_binary64_160 log-pow_binary64_167 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
Counts
4 → 70
Calls

4 calls:

9.0ms
(log.f64 (cbrt.f64 (+.f64 1 (/.f64 1 N))))
7.0ms
(log.f64 (cbrt.f64 (+.f64 1 (/.f64 1 N))))
6.0ms
(cbrt.f64 (+.f64 1 (/.f64 1 N)))
6.0ms
(cbrt.f64 (+.f64 1 (/.f64 1 N)))
Compiler

Compiled 1760 to 1563 computations (11.2% saved)

series395.0ms (9%)

Error
0.0b
Counts
4 → 48
Calls

4 calls:

96.0ms
(log.f64 (cbrt.f64 (+.f64 1 (/.f64 1 N))))
91.0ms
(log.f64 (cbrt.f64 (+.f64 1 (/.f64 1 N))))
70.0ms
(cbrt.f64 (+.f64 1 (/.f64 1 N)))
66.0ms
(cbrt.f64 (+.f64 1 (/.f64 1 N)))
Compiler

Compiled 2360 to 2105 computations (10.8% saved)

simplify83.0ms (1.9%)

Algorithm
egg-herbie
Counts
118 → 118
Iterations

Useful iterations: 0 (61.0ms)

IterNodesCost
049161876
149161876

prune177.0ms (4%)

Pruning

4 alts after pruning (3 fresh and 1 done)

PrunedKeptTotal
New1180118
Fresh033
Picked011
Done000
Total1184122
Error
0.0b
Counts
122 → 4
Compiler

Compiled 2662 to 2262 computations (15% saved)

localize9.0ms (0.2%)

Local error

Found 4 expressions with local error:

0.0b
(log.f64 (-.f64 (log.f64 (+.f64 N 1)) (log.f64 N)))
0.6b
(exp.f64 (log.f64 (-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))))
1.8b
(-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))
3.5b
(log.f64 (+.f64 N 1))

rewrite123.0ms (2.8%)

Algorithm
rewrite-expression-head
Error
0.0b
Rules
27×log-prod_binary64_164 *-un-lft-identity_binary64_78
20×pow1_binary64_139
17×add-sqr-sqrt_binary64_100
16×log-pow_binary64_167
12×distribute-lft-out--_binary64_30
11×add-cube-cbrt_binary64_113
log-div_binary64_165 exp-sum_binary64_124
add-exp-log_binary64_116
add-log-exp_binary64_117 add-cbrt-cube_binary64_114 cancel-sign-sub-inv_binary64_44 associate--l+_binary64_15 exp-prod_binary64_130
flip3--_binary64_82 flip--_binary64_53 difference-of-squares_binary64_47 associate--r+_binary64_14
flip3-+_binary64_81 flip-+_binary64_52 distribute-lft-out_binary64_29 rem-log-exp_binary64_119 associate--l-_binary64_16 exp-diff_binary64_126
diff-log_binary64_170 sub-neg_binary64_71 rem-exp-log_binary64_118
Counts
4 → 85
Calls

4 calls:

10.0ms
(-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))
5.0ms
(exp.f64 (log.f64 (-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))))
4.0ms
(log.f64 (-.f64 (log.f64 (+.f64 N 1)) (log.f64 N)))
3.0ms
(log.f64 (+.f64 N 1))
Compiler

Compiled 1443 to 1016 computations (29.6% saved)

series369.0ms (8.4%)

Error
0.0b
Counts
4 → 39
Calls

4 calls:

108.0ms
(exp.f64 (log.f64 (-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))))
93.0ms
(log.f64 (-.f64 (log.f64 (+.f64 N 1)) (log.f64 N)))
83.0ms
(-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))
43.0ms
(log.f64 (+.f64 N 1))
Compiler

Compiled 1435 to 1075 computations (25.1% saved)

simplify89.0ms (2%)

Algorithm
egg-herbie
Counts
124 → 124
Iterations

Useful iterations: 0 (65.0ms)

IterNodesCost
049472013
149472013

prune119.0ms (2.7%)

Pruning

5 alts after pruning (3 fresh and 2 done)

PrunedKeptTotal
New1231124
Fresh022
Picked011
Done011
Total1235128
Error
0.0b
Counts
128 → 5
Compiler

Compiled 1778 to 1153 computations (35.2% saved)

regimes161.0ms (3.7%)

Accuracy

Total 0.1b remaining (71.9%)

Threshold costs 0.1b (71.9%)

Compiler

Compiled 1190 to 977 computations (17.9% saved)

bsearch2.0ms (0%)

Compiler

Compiled 7 to 6 computations (14.3% saved)

simplify3.0ms (0.1%)

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
08476
18476

end0.0ms (0%)

sample1.8s (41.5%)

Algorithm
intervals
Results
446.0ms2026×body1024valid
233.0ms4233×body128valid
149.0ms1026×body512valid
92.0ms251×body2048valid
39.0ms464×body256valid
Compiler

Compiled 624 to 510 computations (18.3% saved)

Profiling

Loading profile data...