Details

Time bar (total: 11.2s)

sample144.0ms

Algorithm
intervals
Results
67.0ms117×body1280valid
35.0ms86×body640valid
20.0ms37×body320valid
5.0ms256×pre80true
3.0ms16×body160valid

simplify3.9s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0915
11815
24315
311515
437015
5142915
done500115

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 63.0b

localize25.0ms

Local error

Found 3 expressions with local error:

0.2b
(* n (log n))
0.2b
(* (+ n 1.0) (log (+ n 1.0)))
5.8b
(- (* (+ n 1.0) (log (+ n 1.0))) (* n (log n)))

rewrite132.0ms

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:
17.0ms
(* n (log n))
55.0ms
(* (+ n 1.0) (log (+ n 1.0)))
55.0ms
(- (* (+ n 1.0) (log (+ n 1.0))) (* n (log n)))

series658.0ms

Counts
3 → 9
Calls
3 calls:
268.0ms
(* n (log n))
113.0ms
(* (+ n 1.0) (log (+ n 1.0)))
277.0ms
(- (* (+ n 1.0) (log (+ n 1.0))) (* n (log n)))

simplify1.2s

Counts
90 → 90
Iterations

Useful iterations: done (1.2s)

IterNodesCost
01711210
14541150
221441038
done50011027

prune299.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0b

localize24.0ms

Local error

Found 1 expressions with local error:

0.4b
(/ 0.16666666666666669 (* n n))

rewrite23.0ms

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:
22.0ms
(/ 0.16666666666666669 (* n n))

series41.0ms

Counts
1 → 3
Calls
1 calls:
41.0ms
(/ 0.16666666666666669 (* n n))

simplify478.0ms

Counts
24 → 24
Iterations

Useful iterations: 2 (75.0ms)

IterNodesCost
043185
1109182
2607152
done5000152

prune91.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0b

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01318
11618
done1618

end0.0ms

sample4.2s

Algorithm
intervals
Results
2.4s3658×body1280valid
1.0s2616×body640valid
313.0ms1314×body320valid
103.0ms8000×pre80true
54.0ms412×body160valid