Details

Time bar (total: 3.2s)

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)

sample35.0ms (1.1%)

Algorithm
intervals
Results
14.0ms59×body1024valid
8.0ms144×body128valid
5.0ms32×body512valid
3.0msbody2048valid
1.0ms13×body256valid
Compiler

Compiled 15 to 14 computations (6.7% saved)

simplify11.0ms (0.3%)

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

Merged error: 28.3b

Counts
2 → 1
Compiler

Compiled 14 to 12 computations (14.3% saved)

localize6.0ms (0.2%)

Local error

Found 2 expressions with local error:

2.7b
(log.f64 (+.f64 N 1))
2.9b
(-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))

rewrite14.0ms (0.4%)

Algorithm
rewrite-expression-head
Rules
13×*-un-lft-identity_binary64
11×log-prod_binary64
pow1_binary64 add-sqr-sqrt_binary64
add-cube-cbrt_binary64 log-pow_binary64
distribute-lft-out--_binary64 log-div_binary64 associate--l+_binary64
associate--r+_binary64 add-exp-log_binary64
flip3-+_binary64 add-log-exp_binary64 associate--l-_binary64 distribute-lft-out_binary64 add-cbrt-cube_binary64 flip-+_binary64
sub-neg_binary64 flip3--_binary64 diff-log_binary64 rem-log-exp_binary64 difference-of-squares_binary64 flip--_binary64
Counts
2 → 40
Calls

2 calls:

8.0ms
(-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))
4.0ms
(log.f64 (+.f64 N 1))

series78.0ms (2.4%)

Counts
2 → 6
Calls

2 calls:

54.0ms
(-.f64 (log.f64 (+.f64 N 1)) (log.f64 N))
23.0ms
(log.f64 (+.f64 N 1))

simplify105.0ms (3.3%)

Algorithm
egg-herbie
Counts
46 → 46
Iterations

Useful iterations: 0 (95.0ms)

IterNodesCost
04866648
14866648

prune48.0ms (1.5%)

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New44246
Fresh000
Picked101
Done000
Total45247

Merged error: 0.1b

Counts
47 → 2
Compiler

Compiled 611 to 401 computations (34.4% saved)

localize5.0ms (0.1%)

Local error

Found 2 expressions with local error:

0.0b
(/.f64 (+.f64 N 1) N)
2.6b
(log.f64 (/.f64 (+.f64 N 1) N))

rewrite16.0ms (0.5%)

Algorithm
rewrite-expression-head
Rules
33×*-un-lft-identity_binary64
24×times-frac_binary64
19×add-cube-cbrt_binary64 add-sqr-sqrt_binary64
16×log-prod_binary64
distribute-lft-out_binary64 add-exp-log_binary64
add-cbrt-cube_binary64 associate-/l*_binary64
associate-/r*_binary64 pow1_binary64
associate-/l/_binary64 add-log-exp_binary64 rem-log-exp_binary64 div-inv_binary64 div-exp_binary64
flip3-+_binary64 cbrt-undiv_binary64 log-pow_binary64 clear-num_binary64 frac-2neg_binary64 log-div_binary64 flip-+_binary64
Counts
2 → 60
Calls

2 calls:

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

series106.0ms (3.3%)

Counts
2 → 6
Calls

2 calls:

60.0ms
(/.f64 (+.f64 N 1) N)
45.0ms
(log.f64 (/.f64 (+.f64 N 1) N))

simplify73.0ms (2.3%)

Algorithm
egg-herbie
Counts
66 → 66
Iterations

Useful iterations: 0 (58.0ms)

IterNodesCost
05305940

prune50.0ms (1.5%)

Pruning

4 alts after pruning (3 fresh and 1 done)

PrunedKeptTotal
New64266
Fresh011
Picked011
Done000
Total64468

Merged error: 0.1b

Counts
68 → 4
Compiler

Compiled 824 to 559 computations (32.2% saved)

localize8.0ms (0.3%)

Local error

Found 4 expressions with local error:

0.0b
(/.f64 (+.f64 N 1) N)
0.3b
(cbrt.f64 (pow.f64 (log.f64 (/.f64 (+.f64 N 1) N)) 3))
0.4b
(pow.f64 (log.f64 (/.f64 (+.f64 N 1) N)) 3)
2.6b
(log.f64 (/.f64 (+.f64 N 1) N))

rewrite25.0ms (0.8%)

Algorithm
rewrite-expression-head
Rules
41×*-un-lft-identity_binary64
27×add-cube-cbrt_binary64 add-sqr-sqrt_binary64
24×times-frac_binary64
16×log-prod_binary64
14×cbrt-prod_binary64
10×pow1_binary64 add-exp-log_binary64
unpow-prod-down_binary64 cube-prod_binary64
distribute-lft-out_binary64 add-cbrt-cube_binary64
log-pow_binary64
add-log-exp_binary64 associate-/l*_binary64
pow-unpow_binary64 associate-/r*_binary64
associate-/l/_binary64 rem-log-exp_binary64 sqr-pow_binary64 div-inv_binary64 div-exp_binary64 unpow3_binary64 cube-mult_binary64
pow-to-exp_binary64 flip3-+_binary64 rem-cbrt-cube_binary64 cbrt-undiv_binary64 pow1/3_binary64 pow-pow_binary64 clear-num_binary64 rem-cube-cbrt_binary64 frac-2neg_binary64 log-div_binary64 flip-+_binary64 pow-exp_binary64
Counts
4 → 108
Calls

4 calls:

6.0ms
(/.f64 (+.f64 N 1) N)
5.0ms
(log.f64 (/.f64 (+.f64 N 1) N))
3.0ms
(pow.f64 (log.f64 (/.f64 (+.f64 N 1) N)) 3)
3.0ms
(cbrt.f64 (pow.f64 (log.f64 (/.f64 (+.f64 N 1) N)) 3))

series198.0ms (6.2%)

Counts
4 → 12
Calls

4 calls:

61.0ms
(pow.f64 (log.f64 (/.f64 (+.f64 N 1) N)) 3)
60.0ms
(/.f64 (+.f64 N 1) N)
39.0ms
(cbrt.f64 (pow.f64 (log.f64 (/.f64 (+.f64 N 1) N)) 3))
38.0ms
(log.f64 (/.f64 (+.f64 N 1) N))

simplify63.0ms (2%)

Algorithm
egg-herbie
Counts
120 → 120
Iterations

Useful iterations: 0 (42.0ms)

IterNodesCost
050831793

prune109.0ms (3.4%)

Pruning

5 alts after pruning (3 fresh and 2 done)

PrunedKeptTotal
New1182120
Fresh112
Picked011
Done011
Total1195124

Merged error: 0.1b

Counts
124 → 5
Compiler

Compiled 1762 to 1329 computations (24.6% saved)

localize15.0ms (0.5%)

Local error

Found 4 expressions with local error:

0.3b
(cbrt.f64 (pow.f64 (pow.f64 (log.f64 (/.f64 (+.f64 N 1) N)) (*.f64 (cbrt.f64 3) (cbrt.f64 3))) (cbrt.f64 3)))
0.5b
(pow.f64 (log.f64 (/.f64 (+.f64 N 1) N)) (*.f64 (cbrt.f64 3) (cbrt.f64 3)))
1.8b
(pow.f64 (pow.f64 (log.f64 (/.f64 (+.f64 N 1) N)) (*.f64 (cbrt.f64 3) (cbrt.f64 3))) (cbrt.f64 3))
2.6b
(log.f64 (/.f64 (+.f64 N 1) N))

rewrite26.0ms (0.8%)

Algorithm
rewrite-expression-head
Rules
28×unpow-prod-down_binary64
26×*-un-lft-identity_binary64
20×add-cube-cbrt_binary64 add-sqr-sqrt_binary64
16×log-prod_binary64
15×cbrt-prod_binary64
12×times-frac_binary64
10×add-exp-log_binary64
pow1_binary64
pow-unpow_binary64
sqr-pow_binary64 pow-exp_binary64
add-log-exp_binary64 log-pow_binary64 add-cbrt-cube_binary64
pow-to-exp_binary64 distribute-lft-out_binary64
rem-log-exp_binary64 pow-pow_binary64
pow1/3_binary64 div-inv_binary64 div-exp_binary64 log-div_binary64
Counts
4 → 90
Calls

4 calls:

5.0ms
(log.f64 (/.f64 (+.f64 N 1) N))
5.0ms
(pow.f64 (pow.f64 (log.f64 (/.f64 (+.f64 N 1) N)) (*.f64 (cbrt.f64 3) (cbrt.f64 3))) (cbrt.f64 3))
5.0ms
(cbrt.f64 (pow.f64 (pow.f64 (log.f64 (/.f64 (+.f64 N 1) N)) (*.f64 (cbrt.f64 3) (cbrt.f64 3))) (cbrt.f64 3)))
3.0ms
(pow.f64 (log.f64 (/.f64 (+.f64 N 1) N)) (*.f64 (cbrt.f64 3) (cbrt.f64 3)))

series724.0ms (22.6%)

Counts
4 → 12
Calls

4 calls:

325.0ms
(cbrt.f64 (pow.f64 (pow.f64 (log.f64 (/.f64 (+.f64 N 1) N)) (*.f64 (cbrt.f64 3) (cbrt.f64 3))) (cbrt.f64 3)))
224.0ms
(pow.f64 (pow.f64 (log.f64 (/.f64 (+.f64 N 1) N)) (*.f64 (cbrt.f64 3) (cbrt.f64 3))) (cbrt.f64 3))
137.0ms
(pow.f64 (log.f64 (/.f64 (+.f64 N 1) N)) (*.f64 (cbrt.f64 3) (cbrt.f64 3)))
38.0ms
(log.f64 (/.f64 (+.f64 N 1) N))

simplify61.0ms (1.9%)

Algorithm
egg-herbie
Counts
102 → 102
Iterations

Useful iterations: 0 (29.0ms)

IterNodesCost
053523261

prune169.0ms (5.3%)

Pruning

5 alts after pruning (3 fresh and 2 done)

PrunedKeptTotal
New1011102
Fresh022
Picked101
Done022
Total1025107

Merged error: 0.1b

Counts
107 → 5
Compiler

Compiled 2718 to 2284 computations (16% saved)

regimes20.0ms (0.6%)

Compiler

Compiled 66 to 57 computations (13.6% saved)

bsearch14.0ms (0.4%)

Steps
ItersRangePoint
7
992.3880738714992
85055.98833229704
9362.610851426467
Compiler

Compiled 1 to 1 computations (0% saved)

simplify2.0ms (0.1%)

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
03937
13937

end0.0ms (0%)

sample1.2s (38.1%)

Algorithm
intervals
Results
455.0ms1987×body1024valid
238.0ms4241×body128valid
146.0ms1011×body512valid
97.0ms256×body2048valid
46.0ms505×body256valid
Compiler

Compiled 97 to 82 computations (15.5% saved)

Profiling

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