Details

Time bar (total: 11.5s)

sample164.0ms

Algorithm
intervals
Results
72.0ms132×body1280valid
27.0ms74×body640valid
9.0ms36×body320valid
4.0ms256×pre80true
2.0ms14×body160valid

simplify4.1s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0915
11815
24315
311515
437015
5142915
done500115

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 63.0b

localize16.0ms

Local error

Found 3 expressions with local error:

0.3b
(* (+ n 1.0) (log (+ n 1.0)))
0.3b
(* n (log n))
5.4b
(- (* (+ n 1.0) (log (+ n 1.0))) (* n (log n)))

rewrite92.0ms

Algorithm
rewrite-expression-head
Rules
28×log-prod
25×*-un-lft-identity
19×add-sqr-sqrt
15×add-cube-cbrt
14×distribute-rgt-in distribute-lft-in
pow1
associate-*r* associate--l+
add-exp-log associate-*l* add-cbrt-cube
associate--r+
distribute-lft-out add-log-exp
pow-prod-down associate-*l/ prod-exp log-pow *-commutative cbrt-unprod unswap-sqr
sub-neg flip3-- flip3-+ diff-log flip-- flip-+
Counts
3 → 81
Calls
3 calls:
42.0ms
(* (+ n 1.0) (log (+ n 1.0)))
14.0ms
(* n (log n))
33.0ms
(- (* (+ n 1.0) (log (+ n 1.0))) (* n (log n)))

series639.0ms

Counts
3 → 9
Calls
3 calls:
99.0ms
(* (+ n 1.0) (log (+ n 1.0)))
284.0ms
(* n (log n))
256.0ms
(- (* (+ n 1.0) (log (+ n 1.0))) (* n (log n)))

simplify1.3s

Counts
90 → 90
Iterations

Useful iterations: done (1.3s)

IterNodesCost
01711210
14541150
221381038
done50021027

prune365.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0b

localize19.0ms

Local error

Found 1 expressions with local error:

1.2b
(/ 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 frac-2neg prod-exp clear-num associate-/r* cbrt-unprod div-inv add-log-exp
Counts
1 → 21
Calls
1 calls:
9.0ms
(/ 0.16666666666666669 (* n n))

series50.0ms

Counts
1 → 3
Calls
1 calls:
50.0ms
(/ 0.16666666666666669 (* n n))

simplify526.0ms

Counts
24 → 24
Iterations

Useful iterations: 2 (128.0ms)

IterNodesCost
043185
1109182
2607152
done5000152

prune107.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0b

simplify4.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01318
11618
done1618

end0.0ms

sample4.1s

Algorithm
intervals
Results
2.2s3634×body1280valid
1.1s2671×body640valid
315.0ms1307×body320valid
186.0ms8000×pre80true
51.0ms388×body160valid