Details

Time bar (total: 15.8s)

sample132.0ms

Algorithm
intervals
Results
66.0ms115×body1280valid
34.0ms87×body640valid
10.0ms42×body320valid
5.0ms256×pre80true
2.0ms12×body160valid

simplify7.3s

Counts
1 → 1
Iterations

Useful iterations: 2 (7.0ms)

IterNodesCost
0915
11915
24914
314114
445914
5168014
done500014

prune12.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 62.0b

localize23.0ms

Local error

Found 3 expressions with local error:

0.2b
(* (+ n 1.0) (log (+ n 1.0)))
0.2b
(fma (log n) n 1.0)
5.6b
(- (* (+ n 1.0) (log (+ n 1.0))) (fma (log n) n 1.0))

rewrite81.0ms

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:
38.0ms
(* (+ n 1.0) (log (+ n 1.0)))
0.0ms
(fma (log n) n 1.0)
39.0ms
(- (* (+ n 1.0) (log (+ n 1.0))) (fma (log n) n 1.0))

series690.0ms

Counts
3 → 9
Calls
3 calls:
96.0ms
(* (+ n 1.0) (log (+ n 1.0)))
343.0ms
(fma (log n) n 1.0)
251.0ms
(- (* (+ n 1.0) (log (+ n 1.0))) (fma (log n) n 1.0))

simplify2.4s

Counts
78 → 78
Iterations

Useful iterations: done (2.4s)

IterNodesCost
01581265
14271129
222421037
done50001032

prune273.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0b

localize12.0ms

Local error

Found 1 expressions with local error:

1.0b
(/ 0.16666666666666669 (* n n))

rewrite9.0ms

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:
8.0ms
(/ 0.16666666666666669 (* n n))

series48.0ms

Counts
1 → 3
Calls
1 calls:
47.0ms
(/ 0.16666666666666669 (* n n))

simplify597.0ms

Counts
26 → 26
Iterations

Useful iterations: done (595.0ms)

IterNodesCost
045197
1112194
2615168
done5000164

prune92.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0b

simplify2.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01114
done1114

end0.0ms

sample4.1s

Algorithm
intervals
Results
2.3s3685×body1280valid
778.0ms2568×body640valid
392.0ms8000×pre80true
334.0ms1330×body320valid
50.0ms417×body160valid