Details

Time bar (total: 15.8s)

sample178.0ms

Algorithm
intervals
Results
96.0ms108×body1280valid
39.0ms90×body640valid
13.0ms46×body320valid
5.0ms256×pre80true
2.0ms12×body160valid

simplify5.3s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0915
11815
24315
311515
437015
5142915
done500115

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 63.0b

localize33.0ms

Local error

Found 3 expressions with local error:

0.3b
(* (+ n 1.0) (log (+ n 1.0)))
0.3b
(* n (log n))
5.1b
(- (* (+ n 1.0) (log (+ n 1.0))) (* n (log n)))

rewrite144.0ms

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:
61.0ms
(* (+ n 1.0) (log (+ n 1.0)))
20.0ms
(* n (log n))
57.0ms
(- (* (+ n 1.0) (log (+ n 1.0))) (* n (log n)))

series872.0ms

Counts
3 → 9
Calls
3 calls:
125.0ms
(* (+ n 1.0) (log (+ n 1.0)))
393.0ms
(* n (log n))
354.0ms
(- (* (+ n 1.0) (log (+ n 1.0))) (* n (log n)))

simplify2.0s

Counts
90 → 90
Iterations

Useful iterations: done (2.0s)

IterNodesCost
01711210
14541150
221381038
done50021027

prune494.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0b

localize41.0ms

Local error

Found 1 expressions with local error:

0.6b
(/ 0.16666666666666669 (* n n))

rewrite18.0ms

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:
17.0ms
(/ 0.16666666666666669 (* n n))

series46.0ms

Counts
1 → 3
Calls
1 calls:
46.0ms
(/ 0.16666666666666669 (* n n))

simplify711.0ms

Counts
24 → 24
Iterations

Useful iterations: 2 (130.0ms)

IterNodesCost
043185
1109182
2607152
done5000152

prune132.0ms

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

sample5.9s

Algorithm
intervals
Results
2.8s3637×body1280valid
1.9s2664×body640valid
484.0ms1263×body320valid
253.0ms8000×pre80true
83.0ms436×body160valid