Details

Time bar (total: 19.6s)

sample68.0ms

Algorithm
intervals
Results
34.0ms121×body1280valid
16.0ms76×body640valid
6.0ms48×body320valid
3.0ms256×pre80true
1.0ms11×body160valid

simplify11.4s

Counts
1 → 1
Iterations

Useful iterations: 2 (5.0ms)

IterNodesCost
0915
11915
24914
310914
420414
526614
639314
756914
889114
997714
10102814
11109714
12120414
13137714
14159714
15167714
16200514
17208814
18254314
19461614
done500014

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 62.0b

localize10.0ms

Local error

Found 3 expressions with local error:

0.3b
(* (+ n 1.0) (log (+ n 1.0)))
0.3b
(fma (log n) n 1.0)
4.1b
(- (* (+ n 1.0) (log (+ n 1.0))) (fma (log n) n 1.0))

rewrite33.0ms

Algorithm
rewrite-expression-head
Rules
20×*-un-lft-identity
16×log-prod
12×add-sqr-sqrt
10×add-cube-cbrt
distribute-rgt-in distribute-lft-in associate--l+
pow1
add-exp-log add-cbrt-cube distribute-lft-out add-log-exp
associate-*r* associate-*l*
expm1-log1p-u prod-diff log1p-expm1-u
associate-*l/ fma-udef
sub-neg flip3-- flip3-+ fma-neg diff-log pow-prod-down prod-exp log-pow *-commutative flip-- cbrt-unprod flip-+ associate--r+ unswap-sqr
Counts
3 → 69
Calls
3 calls:
15.0ms
(* (+ n 1.0) (log (+ n 1.0)))
0.0ms
(fma (log n) n 1.0)
15.0ms
(- (* (+ n 1.0) (log (+ n 1.0))) (fma (log n) n 1.0))

series491.0ms

Counts
3 → 9
Calls
3 calls:
69.0ms
(* (+ n 1.0) (log (+ n 1.0)))
228.0ms
(fma (log n) n 1.0)
193.0ms
(- (* (+ n 1.0) (log (+ n 1.0))) (fma (log n) n 1.0))

simplify667.0ms

Counts
78 → 78
Iterations

Useful iterations: done (664.0ms)

IterNodesCost
01581265
14061129
213251050
done50001045

prune192.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0b

localize11.0ms

Local error

Found 1 expressions with local error:

1.3b
(/ 0.16666666666666669 (* n n))

rewrite4.0ms

Algorithm
rewrite-expression-head
Rules
add-exp-log add-cbrt-cube
add-sqr-sqrt add-cube-cbrt *-un-lft-identity times-frac associate-/l*
cbrt-undiv div-exp
pow1 expm1-log1p-u frac-2neg prod-exp clear-num associate-/r* cbrt-unprod log1p-expm1-u div-inv add-log-exp
Counts
1 → 23
Calls
1 calls:
4.0ms
(/ 0.16666666666666669 (* n n))

series26.0ms

Counts
1 → 3
Calls
1 calls:
26.0ms
(/ 0.16666666666666669 (* n n))

simplify4.7s

Counts
26 → 26
Iterations

Useful iterations: 2 (36.0ms)

IterNodesCost
045197
197194
2279164
31008164
44732164
done5000164

prune65.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0b

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01114
done1114

end0.0ms

sample1.9s

Algorithm
intervals
Results
1.0s3631×body1280valid
476.0ms2611×body640valid
159.0ms1344×body320valid
68.0ms8000×pre80true
31.0ms414×body160valid