Details

Time bar (total: 12.0s)

sample152.0ms

Algorithm
intervals
Results
85.0ms122×body1280valid
34.0ms79×body640valid
14.0ms46×body320valid
7.0ms256×pre80true
2.0msbody160valid

simplify943.0ms

Counts
1 → 1

prune8.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 63.0b

localize19.0ms

Local error

Found 3 expressions with local error:

4.6b
(- (* (+ n 1) (log (+ n 1))) (* n (log n)))
0.3b
(* (+ n 1) (log (+ n 1)))
0.3b
(* n (log n))

rewrite45.0ms

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-cbrt-cube associate-*l* add-exp-log
associate--r+
distribute-lft-out add-log-exp
insert-posit16
pow-prod-down associate-*l/ prod-exp log-pow *-commutative cbrt-unprod unswap-sqr
sub-neg flip3-+ flip3-- diff-log flip-+ flip--
Counts
3 → 84
Calls
3 calls:
Slowest
18.0ms
(* (+ n 1) (log (+ n 1)))
16.0ms
(- (* (+ n 1) (log (+ n 1))) (* n (log n)))
6.0ms
(* n (log n))

series435.0ms

Counts
3 → 9
Calls
3 calls:
Slowest
268.0ms
(* n (log n))
118.0ms
(- (* (+ n 1) (log (+ n 1))) (* n (log n)))
50.0ms
(* (+ n 1) (log (+ n 1)))

simplify372.0ms

Counts
109 → 93

prune728.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize45.0ms

Local error

Found 2 expressions with local error:

1.1b
(/ 1/6 (* n n))
0.0b
(- (+ (/ 1/2 n) (- 1 (- (/ 1/6 (* n n)) (log n)))) 1)

rewrite2.2s

Algorithm
rewrite-expression-head
Rules
23×*-un-lft-identity
15×add-log-exp
10×distribute-lft-out--
add-sqr-sqrt
add-cbrt-cube diff-log add-exp-log
add-cube-cbrt distribute-lft-out
pow1 sum-log times-frac associate-/l*
cbrt-undiv div-exp insert-posit16 difference-of-squares
associate--l- clear-num associate-+r- associate-/r* sub-neg frac-2neg flip3-- difference-of-sqr-1 prod-exp associate--l+ log-pow cbrt-unprod div-inv flip--
Counts
2 → 48
Calls
2 calls:
Slowest
2.2s
(- (+ (/ 1/2 n) (- 1 (- (/ 1/6 (* n n)) (log n)))) 1)
12.0ms
(/ 1/6 (* n n))

series73.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
37.0ms
(/ 1/6 (* n n))
35.0ms
(- (+ (/ 1/2 n) (- 1 (- (/ 1/6 (* n n)) (log n)))) 1)

simplify332.0ms

Counts
63 → 54

prune477.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0b

localize26.0ms

Local error

Found 1 expressions with local error:

1.1b
(/ 1/6 (* n n))

rewrite9.0ms

Algorithm
rewrite-expression-head
Rules
add-cbrt-cube add-exp-log
add-sqr-sqrt *-un-lft-identity times-frac add-cube-cbrt associate-/l*
cbrt-undiv div-exp
pow1 clear-num associate-/r* frac-2neg prod-exp cbrt-unprod insert-posit16 div-inv add-log-exp
Counts
1 → 22
Calls
1 calls:
Slowest
8.0ms
(/ 1/6 (* n n))

series30.0ms

Counts
1 → 3
Calls
1 calls:
Slowest
30.0ms
(/ 1/6 (* n n))

simplify471.0ms

Counts
29 → 25

prune210.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0b

end0.0ms

sample5.4s

Algorithm
intervals
Results
3.2s3676×body1280valid
1.2s2649×body640valid
471.0ms1293×body320valid
267.0ms8000×pre80true
112.0ms382×body160valid