Details

Time bar (total: 22.0s)

sample136.0ms

Algorithm
intervals
Results
66.0ms108×body1280valid
32.0ms90×body640valid
11.0ms46×body320valid
4.0ms256×pre80true
2.0ms12×body160valid

simplify9.8s

Counts
1 → 1
Iterations

Useful iterations: 2 (11.0ms)

IterNodesCost
0915
11915
24914
314114
445914
5168014
done500014

prune15.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 62.0b

localize36.0ms

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)
5.1b
(- (* (+ n 1.0) (log (+ n 1.0))) (fma (log n) n 1.0))

rewrite94.0ms

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:
50.0ms
(* (+ n 1.0) (log (+ n 1.0)))
1.0ms
(fma (log n) n 1.0)
39.0ms
(- (* (+ n 1.0) (log (+ n 1.0))) (fma (log n) n 1.0))

series1.4s

Counts
3 → 9
Calls
3 calls:
118.0ms
(* (+ n 1.0) (log (+ n 1.0)))
939.0ms
(fma (log n) n 1.0)
337.0ms
(- (* (+ n 1.0) (log (+ n 1.0))) (fma (log n) n 1.0))

simplify3.5s

Counts
78 → 78
Iterations

Useful iterations: done (3.5s)

IterNodesCost
01581265
14271129
222421037
done50001032

prune477.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0b

localize42.0ms

Local error

Found 1 expressions with local error:

0.6b
(/ 0.16666666666666669 (* n n))

rewrite20.0ms

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:
18.0ms
(/ 0.16666666666666669 (* n n))

series52.0ms

Counts
1 → 3
Calls
1 calls:
52.0ms
(/ 0.16666666666666669 (* n n))

simplify757.0ms

Counts
26 → 26
Iterations

Useful iterations: done (755.0ms)

IterNodesCost
045197
1112194
2615168
done5000164

prune172.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0b

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01114
done1114

end0.0ms

sample5.5s

Algorithm
intervals
Results
3.1s3637×body1280valid
1.3s2664×body640valid
512.0ms1263×body320valid
256.0ms8000×pre80true
80.0ms436×body160valid