Details

Time bar (total: 3.3s)

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)

sample37.0ms (1.1%)

Algorithm
intervals
Results
13.0ms57×body1024valid
8.0ms139×body128valid
6.0ms38×body512valid
3.0msbody2048valid
1.0ms14×body256valid
Compiler

Compiled 15 to 14 computations (6.7% saved)

simplify169.0ms (5.2%)

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (5.0ms)

IterNodesCost
07111
17111

prune5.0ms (0.2%)

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 28.5b

Counts
2 → 1
Compiler

Compiled 14 to 12 computations (14.3% saved)

localize6.0ms (0.2%)

Local error

Found 2 expressions with local error:

2.6b
(-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))
2.7b
(log.f64 (+.f64 N 1))

rewrite16.0ms (0.5%)

Algorithm
rewrite-expression-head
Rules
14×*-un-lft-identity_binary64_79
11×log-prod_binary64_165
add-sqr-sqrt_binary64_101 pow1_binary64_140
add-cube-cbrt_binary64_114 log-pow_binary64_168
associate--l+_binary64_16 distribute-lft-out--_binary64_31 log-div_binary64_166 cancel-sign-sub-inv_binary64_45
add-exp-log_binary64_117 associate--r+_binary64_15
add-cbrt-cube_binary64_115 associate--l-_binary64_17 flip-+_binary64_53 add-log-exp_binary64_118 flip3-+_binary64_82 distribute-lft-out_binary64_30
rem-log-exp_binary64_120 flip--_binary64_54 difference-of-squares_binary64_48 diff-log_binary64_171 flip3--_binary64_83 sub-neg_binary64_72
Counts
2 → 44
Calls

2 calls:

9.0ms
(-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))
4.0ms
(log.f64 (+.f64 N 1))

series75.0ms (2.3%)

Counts
2 → 6
Calls

2 calls:

50.0ms
(-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))
24.0ms
(log.f64 (+.f64 N 1))

simplify69.0ms (2.1%)

Algorithm
egg-herbie
Counts
50 → 50
Iterations

Useful iterations: 0 (57.0ms)

IterNodesCost
05011673

prune164.0ms (5%)

Pruning

5 alts after pruning (4 fresh and 1 done)

PrunedKeptTotal
New46450
Fresh000
Picked011
Done000
Total46551

Merged error: 0.1b

Counts
51 → 5
Compiler

Compiled 2088 to 1610 computations (22.9% saved)

localize11.0ms (0.3%)

Local error

Found 4 expressions with local error:

2.6b
(-.f64 (*.f64 (log.f64 (+.f64 N 1)) (log.f64 (+.f64 N 1))) (*.f64 (log.f64 N) (log.f64 N)))
2.7b
(log.f64 (+.f64 N 1))
2.7b
(log.f64 (+.f64 N 1))
2.7b
(log.f64 (+.f64 N 1))

rewrite31.0ms (0.9%)

Algorithm
rewrite-expression-head
Rules
26×log-prod_binary64_165
21×*-un-lft-identity_binary64_79
11×add-cube-cbrt_binary64_114 add-sqr-sqrt_binary64_101
associate--l+_binary64_16
add-exp-log_binary64_117 distribute-lft-in_binary64_28 distribute-rgt-in_binary64_29 pow1_binary64_140
log-div_binary64_166 add-log-exp_binary64_118 associate--r+_binary64_15
distribute-lft-out_binary64_30
add-cbrt-cube_binary64_115
rem-log-exp_binary64_120 flip-+_binary64_53 log-pow_binary64_168 flip3-+_binary64_82
flip--_binary64_54 difference-of-squares_binary64_48 diff-log_binary64_171 flip3--_binary64_83 cancel-sign-sub-inv_binary64_45 sub-neg_binary64_72
Counts
4 → 72
Calls

4 calls:

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

series191.0ms (5.9%)

Counts
4 → 12
Calls

4 calls:

121.0ms
(-.f64 (*.f64 (log.f64 (+.f64 N 1)) (log.f64 (+.f64 N 1))) (*.f64 (log.f64 N) (log.f64 N)))
24.0ms
(log.f64 (+.f64 N 1))
24.0ms
(log.f64 (+.f64 N 1))
22.0ms
(log.f64 (+.f64 N 1))

simplify72.0ms (2.2%)

Algorithm
egg-herbie
Counts
84 → 84
Iterations

Useful iterations: 0 (51.0ms)

IterNodesCost
051671375

prune136.0ms (4.2%)

Pruning

6 alts after pruning (4 fresh and 2 done)

PrunedKeptTotal
New83184
Fresh033
Picked011
Done011
Total83689

Merged error: 0.1b

Counts
89 → 6
Compiler

Compiled 2707 to 1720 computations (36.5% saved)

localize12.0ms (0.4%)

Local error

Found 4 expressions with local error:

0.4b
(-.f64 (log.f64 (cbrt.f64 (+.f64 N 1))) (log.f64 N))
2.7b
(log.f64 (*.f64 (cbrt.f64 (+.f64 N 1)) (cbrt.f64 (+.f64 N 1))))
2.7b
(log.f64 (cbrt.f64 (+.f64 N 1)))
21.0b
(+.f64 (log.f64 (*.f64 (cbrt.f64 (+.f64 N 1)) (cbrt.f64 (+.f64 N 1)))) (-.f64 (log.f64 (cbrt.f64 (+.f64 N 1))) (log.f64 N)))

rewrite73.0ms (2.3%)

Algorithm
rewrite-expression-head
Rules
46×pow1_binary64_140
43×*-un-lft-identity_binary64_79
39×log-pow_binary64_168
28×cbrt-div_binary64_111
26×log-prod_binary64_165
20×log-div_binary64_166
18×distribute-lft-out_binary64_30
16×distribute-lft-out--_binary64_31
15×flip-+_binary64_53 add-sqr-sqrt_binary64_101 flip3-+_binary64_82
14×associate--l+_binary64_16
13×add-cube-cbrt_binary64_114
12×cbrt-prod_binary64_110 associate-+r+_binary64_11
add-exp-log_binary64_117 frac-times_binary64_89 associate-+l-_binary64_14 cancel-sign-sub-inv_binary64_45
pow-prod-down_binary64_150 pow1/3_binary64_161
add-log-exp_binary64_118
add-cbrt-cube_binary64_115 associate-*l/_binary64_22 associate-*r/_binary64_21
rem-log-exp_binary64_120 associate--r+_binary64_15
associate--l-_binary64_17 sum-log_binary64_170 pow-prod-up_binary64_149 pow-sqr_binary64_52 diff-log_binary64_171 sub-neg_binary64_72
associate-+l+_binary64_12 +-commutative_binary64_9 flip--_binary64_54 associate-+r-_binary64_13 prod-exp_binary64_128 difference-of-squares_binary64_48 flip3--_binary64_83 pow-plus_binary64_142 pow2_binary64_160
Counts
4 → 127
Calls

4 calls:

27.0ms
(+.f64 (log.f64 (*.f64 (cbrt.f64 (+.f64 N 1)) (cbrt.f64 (+.f64 N 1)))) (-.f64 (log.f64 (cbrt.f64 (+.f64 N 1))) (log.f64 N)))
11.0ms
(log.f64 (*.f64 (cbrt.f64 (+.f64 N 1)) (cbrt.f64 (+.f64 N 1))))
10.0ms
(-.f64 (log.f64 (cbrt.f64 (+.f64 N 1))) (log.f64 N))
5.0ms
(log.f64 (cbrt.f64 (+.f64 N 1)))

series317.0ms (9.7%)

Counts
4 → 12
Calls

4 calls:

128.0ms
(+.f64 (log.f64 (*.f64 (cbrt.f64 (+.f64 N 1)) (cbrt.f64 (+.f64 N 1)))) (-.f64 (log.f64 (cbrt.f64 (+.f64 N 1))) (log.f64 N)))
70.0ms
(-.f64 (log.f64 (cbrt.f64 (+.f64 N 1))) (log.f64 N))
62.0ms
(log.f64 (*.f64 (cbrt.f64 (+.f64 N 1)) (cbrt.f64 (+.f64 N 1))))
56.0ms
(log.f64 (cbrt.f64 (+.f64 N 1)))

simplify72.0ms (2.2%)

Algorithm
egg-herbie
Counts
139 → 139
Iterations

Useful iterations: 0 (44.0ms)

IterNodesCost
051362324

prune172.0ms (5.3%)

Pruning

6 alts after pruning (3 fresh and 3 done)

PrunedKeptTotal
New1390139
Fresh033
Picked011
Done022
Total1396145

Merged error: 0.1b

Counts
145 → 6
Compiler

Compiled 3100 to 2267 computations (26.9% saved)

localize5.0ms (0.1%)

Local error

Found 2 expressions with local error:

0.0b
(/.f64 (+.f64 N 1) N)
2.8b
(log.f64 (/.f64 (+.f64 N 1) N))

rewrite17.0ms (0.5%)

Algorithm
rewrite-expression-head
Rules
33×*-un-lft-identity_binary64_79
24×times-frac_binary64_85
19×add-cube-cbrt_binary64_114 add-sqr-sqrt_binary64_101
16×log-prod_binary64_165
add-exp-log_binary64_117 distribute-lft-out_binary64_30
add-cbrt-cube_binary64_115 associate-/l*_binary64_24
associate-/r*_binary64_23 pow1_binary64_140
rem-log-exp_binary64_120 div-exp_binary64_130 div-inv_binary64_76 add-log-exp_binary64_118 associate-/l/_binary64_26
cbrt-undiv_binary64_113 flip-+_binary64_53 log-div_binary64_166 clear-num_binary64_78 log-pow_binary64_168 flip3-+_binary64_82 frac-2neg_binary64_90
Counts
2 → 60
Calls

2 calls:

6.0ms
(/.f64 (+.f64 N 1) N)
5.0ms
(log.f64 (/.f64 (+.f64 N 1) N))

series109.0ms (3.3%)

Counts
2 → 6
Calls

2 calls:

67.0ms
(/.f64 (+.f64 N 1) N)
42.0ms
(log.f64 (/.f64 (+.f64 N 1) N))

simplify75.0ms (2.3%)

Algorithm
egg-herbie
Counts
66 → 66
Iterations

Useful iterations: 0 (61.0ms)

IterNodesCost
05428940

prune80.0ms (2.5%)

Pruning

5 alts after pruning (4 fresh and 1 done)

PrunedKeptTotal
New64266
Fresh022
Picked101
Done213
Total67572

Merged error: 0.1b

Counts
72 → 5
Compiler

Compiled 1256 to 870 computations (30.7% saved)

regimes23.0ms (0.7%)

Compiler

Compiled 99 to 70 computations (29.3% saved)

bsearch13.0ms (0.4%)

Steps
ItersRangePoint
6
2029.7122534749428
11446.769845950132
5723.256773123576
Compiler

Compiled 1 to 1 computations (0% saved)

simplify3.0ms (0.1%)

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
05046
15046

end0.0ms (0%)

sample1.3s (40%)

Algorithm
intervals
Results
501.0ms2112×body1024valid
253.0ms4176×body128valid
142.0ms952×body512valid
106.0ms264×body2048valid
45.0ms496×body256valid
Compiler

Compiled 135 to 98 computations (27.4% saved)

Profiling

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