Details

Time bar (total: 18.9s)

sample172.0ms

Algorithm
intervals
Results
80.0ms115×body1280valid
59.0ms89×body640valid
13.0ms37×body320valid
8.0ms256×pre80true
3.0ms15×body160valid

simplify220.0ms

Counts
1 → 1
Calls
1 calls:
Slowest
219.0ms
(- (- (* (+ n 1) (log (+ n 1))) (* n (log n))) 1)

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 63.0b

localize20.0ms

Local error

Found 3 expressions with local error:

5.9b
(- (* (+ n 1) (log (+ n 1))) (* n (log n)))
0.3b
(* (+ n 1) (log (+ n 1)))
0.3b
(* n (log n))

rewrite60.0ms

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
28.0ms
(* (+ n 1) (log (+ n 1)))
24.0ms
(- (* (+ n 1) (log (+ n 1))) (* n (log n)))
7.0ms
(* n (log n))

series475.0ms

Counts
3 → 9
Calls
3 calls:
Slowest
269.0ms
(* n (log n))
154.0ms
(- (* (+ n 1) (log (+ n 1))) (* n (log n)))
52.0ms
(* (+ n 1) (log (+ n 1)))

simplify9.4s

Counts
109 → 93
Calls
109 calls:
Slowest
583.0ms
(- (+ 1 (* 1/2 (/ 1 n))) (+ (* 1/6 (/ 1 (pow n 2))) (log (/ 1 n))))
572.0ms
(- (+ 1 (* 1/2 (/ 1 n))) (+ (* n (log (/ 1 n))) (log (/ 1 n))))
435.0ms
(* (* (* (+ n 1) (+ n 1)) (+ n 1)) (* (* (log (+ n 1)) (log (+ n 1))) (log (+ n 1))))
399.0ms
(* (* (* n n) n) (* (* (log n) (log n)) (log n)))
334.0ms
(- (+ (log -1) (+ 1 (* 1/2 (/ 1 n)))) (+ (* 1/6 (/ 1 (pow n 2))) (log (/ -1 n))))

prune671.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0b

localize43.0ms

Local error

Found 1 expressions with local error:

0.8b
(/ -1/6 (* n n))

rewrite13.0ms

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
12.0ms
(/ -1/6 (* n n))

series54.0ms

Counts
1 → 3
Calls
1 calls:
Slowest
54.0ms
(/ -1/6 (* n n))

simplify1.2s

Counts
29 → 25
Calls
29 calls:
Slowest
340.0ms
(/ (* (* -1/6 -1/6) -1/6) (* (* (* n n) n) (* (* n n) n)))
282.0ms
(/ (* (* -1/6 -1/6) -1/6) (* (* (* n n) (* n n)) (* n n)))
169.0ms
(* (* (/ -1/6 (* n n)) (/ -1/6 (* n n))) (/ -1/6 (* n n)))
51.0ms
(- (log -1/6) (log (* n n)))
35.0ms
(log (/ -1/6 (* n n)))

prune200.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0b

end0.0ms

sample6.4s

Algorithm
intervals
Results
3.8s3604×body1280valid
1.4s2628×body640valid
576.0ms1327×body320valid
407.0ms8000×pre80true
104.0ms441×body160valid