Details

Time bar (total: 4.2s)

analyze3.0ms (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 (0.9%)

Algorithm
intervals
Results
12.0ms48×body1024valid
10.0ms143×body128valid
6.0ms39×body512valid
4.0msbody2048valid
2.0ms17×body256valid
Compiler

Compiled 15 to 14 computations (6.7% saved)

simplify112.0ms (2.7%)

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (5.0ms)

IterNodesCost
07111
17111

prune7.0ms (0.2%)

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022
Error
27.5b
Counts
2 → 1
Compiler

Compiled 14 to 12 computations (14.3% saved)

localize13.0ms (0.3%)

Local error

Found 2 expressions with local error:

1.3b
(log.f64 (+.f64 N 1))
1.9b
(-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))

rewrite14.0ms (0.3%)

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

2 calls:

9.0ms
(-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))
3.0ms
(log.f64 (+.f64 N 1))

series62.0ms (1.5%)

Counts
2 → 6
Calls

2 calls:

37.0ms
(-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))
25.0ms
(log.f64 (+.f64 N 1))

simplify122.0ms (2.9%)

Algorithm
egg-herbie
Counts
50 → 50
Iterations

Useful iterations: 0 (105.0ms)

IterNodesCost
04935668
14935668

prune100.0ms (2.4%)

Pruning

4 alts after pruning (4 fresh and 0 done)

PrunedKeptTotal
New46450
Fresh000
Picked101
Done000
Total47451
Error
0.0b
Counts
51 → 4
Compiler

Compiled 680 to 443 computations (34.9% saved)

localize9.0ms (0.2%)

Local error

Found 2 expressions with local error:

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

rewrite27.0ms (0.6%)

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

2 calls:

11.0ms
(/.f64 (+.f64 N 1) N)
9.0ms
(log.f64 (/.f64 (+.f64 N 1) N))

series71.0ms (1.7%)

Counts
2 → 6
Calls

2 calls:

40.0ms
(/.f64 (+.f64 N 1) N)
31.0ms
(log.f64 (/.f64 (+.f64 N 1) N))

simplify87.0ms (2.1%)

Algorithm
egg-herbie
Counts
66 → 66
Iterations

Useful iterations: 0 (59.0ms)

IterNodesCost
05161940

prune94.0ms (2.2%)

Pruning

4 alts after pruning (3 fresh and 1 done)

PrunedKeptTotal
New65166
Fresh123
Picked011
Done000
Total66470
Error
0.0b
Counts
70 → 4
Compiler

Compiled 826 to 558 computations (32.4% saved)

localize10.0ms (0.2%)

Local error

Found 4 expressions with local error:

0.0b
(log.f64 (sqrt.f64 N))
0.0b
(log.f64 (/.f64 (+.f64 N 1) (sqrt.f64 N)))
0.3b
(/.f64 (+.f64 N 1) (sqrt.f64 N))
1.8b
(+.f64 (neg.f64 (log.f64 (sqrt.f64 N))) (log.f64 (/.f64 (+.f64 N 1) (sqrt.f64 N))))

rewrite52.0ms (1.2%)

Algorithm
rewrite-expression-head
Rules
100×*-un-lft-identity_binary64_78
72×times-frac_binary64_84
68×log-prod_binary64_164
55×add-sqr-sqrt_binary64_100 add-cube-cbrt_binary64_113
45×sqrt-prod_binary64_94
28×associate-+r+_binary64_10
25×distribute-lft-out_binary64_29
12×pow1_binary64_139
10×add-exp-log_binary64_116
log-pow_binary64_167
add-cbrt-cube_binary64_114 distribute-neg-in_binary64_39 associate-+l+_binary64_11 associate-/r*_binary64_22
add-log-exp_binary64_117
associate-/l*_binary64_23 distribute-rgt-neg-in_binary64_36
div-inv_binary64_75 rem-log-exp_binary64_119
div-exp_binary64_129 flip-+_binary64_52 log-div_binary64_165 associate-/l/_binary64_25 sum-log_binary64_169 flip3-+_binary64_81
+-commutative_binary64_8 associate-+l-_binary64_13 sqrt-pow1_binary64_96 associate-+r-_binary64_12 cbrt-undiv_binary64_112 frac-2neg_binary64_89 neg-sub0_binary64_73 clear-num_binary64_77 pow1/2_binary64_158 neg-log_binary64_171
Counts
4 → 158
Calls

4 calls:

15.0ms
(+.f64 (neg.f64 (log.f64 (sqrt.f64 N))) (log.f64 (/.f64 (+.f64 N 1) (sqrt.f64 N))))
9.0ms
(log.f64 (/.f64 (+.f64 N 1) (sqrt.f64 N)))
6.0ms
(/.f64 (+.f64 N 1) (sqrt.f64 N))
3.0ms
(log.f64 (sqrt.f64 N))

series164.0ms (3.9%)

Counts
4 → 12
Calls

4 calls:

89.0ms
(+.f64 (neg.f64 (log.f64 (sqrt.f64 N))) (log.f64 (/.f64 (+.f64 N 1) (sqrt.f64 N))))
39.0ms
(log.f64 (/.f64 (+.f64 N 1) (sqrt.f64 N)))
19.0ms
(/.f64 (+.f64 N 1) (sqrt.f64 N))
16.0ms
(log.f64 (sqrt.f64 N))

simplify179.0ms (4.3%)

Algorithm
egg-herbie
Counts
170 → 170
Iterations

Useful iterations: 0 (126.0ms)

IterNodesCost
052803048

prune280.0ms (6.6%)

Pruning

4 alts after pruning (2 fresh and 2 done)

PrunedKeptTotal
New1700170
Fresh022
Picked011
Done011
Total1704174
Error
0.0b
Counts
174 → 4
Compiler

Compiled 3169 to 1615 computations (49% saved)

localize21.0ms (0.5%)

Local error

Found 4 expressions with local error:

0.6b
(cbrt.f64 N)
0.6b
(cbrt.f64 N)
1.3b
(log.f64 (+.f64 N 1))
20.6b
(-.f64 (-.f64 (log.f64 (+.f64 N 1)) (*.f64 2 (log.f64 (cbrt.f64 N)))) (log.f64 (cbrt.f64 N)))

rewrite40.0ms (0.9%)

Algorithm
rewrite-expression-head
Rules
18×*-un-lft-identity_binary64_78
14×log-prod_binary64_164
13×add-sqr-sqrt_binary64_100
11×add-cube-cbrt_binary64_113
10×associate--l+_binary64_15
cbrt-prod_binary64_109
pow1_binary64_139
add-log-exp_binary64_117 associate--r+_binary64_14 cancel-sign-sub-inv_binary64_44
add-exp-log_binary64_116
add-cbrt-cube_binary64_114 log-pow_binary64_167
diff-log_binary64_170 pow1/3_binary64_160
distribute-lft-out--_binary64_30 log-div_binary64_165 distribute-lft-out_binary64_29 sub-neg_binary64_71
flip-+_binary64_52 flip3--_binary64_82 flip--_binary64_53 rem-log-exp_binary64_119 difference-of-squares_binary64_47 associate--l-_binary64_16 flip3-+_binary64_81
Counts
4 → 70
Calls

4 calls:

20.0ms
(-.f64 (-.f64 (log.f64 (+.f64 N 1)) (*.f64 2 (log.f64 (cbrt.f64 N)))) (log.f64 (cbrt.f64 N)))
6.0ms
(log.f64 (+.f64 N 1))
2.0ms
(cbrt.f64 N)
2.0ms
(cbrt.f64 N)

series298.0ms (7.1%)

Counts
4 → 12
Calls

4 calls:

114.0ms
(cbrt.f64 N)
92.0ms
(cbrt.f64 N)
79.0ms
(-.f64 (-.f64 (log.f64 (+.f64 N 1)) (*.f64 2 (log.f64 (cbrt.f64 N)))) (log.f64 (cbrt.f64 N)))
12.0ms
(log.f64 (+.f64 N 1))

simplify113.0ms (2.7%)

Algorithm
egg-herbie
Counts
82 → 82
Iterations

Useful iterations: 0 (84.0ms)

IterNodesCost
05314983

prune101.0ms (2.4%)

Pruning

4 alts after pruning (1 fresh and 3 done)

PrunedKeptTotal
New82082
Fresh011
Picked011
Done022
Total82486
Error
0.0b
Counts
86 → 4
Compiler

Compiled 1381 to 797 computations (42.3% saved)

regimes131.0ms (3.1%)

Accuracy

Total 0.0b remaining (29.6%)

Threshold costs 0.0b (29.6%)

Compiler

Compiled 750 to 586 computations (21.9% saved)

bsearch3.0ms (0.1%)

Compiler

Compiled 7 to 6 computations (14.3% saved)

simplify3.0ms (0.1%)

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
05047
15047

end0.0ms (0%)

sample2.1s (49%)

Algorithm
intervals
Results
651.0ms2044×body1024valid
327.0ms4229×body128valid
197.0ms986×body512valid
126.0ms247×body2048valid
63.0ms494×body256valid
Compiler

Compiled 374 to 293 computations (21.7% saved)

Profiling

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