Details

Time bar (total: 18.1s)

sample131.0ms

Algorithm
intervals
Results
65.0ms112×body1280valid
32.0ms86×body640valid
10.0ms256×pre80true
9.0ms37×body320valid
5.0ms21×body160valid

simplify3.5s

Counts
1 → 1
Iterations
IterNodes
114084
101771
91248
8937
7645
6496
5348
4234
3109
243
121
09

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 63.0b

localize18.0ms

Local error

Found 3 expressions with local error:

0.3b
(* n (log n))
0.3b
(* (+ n 1) (log (+ n 1)))
6.6b
(- (* (+ n 1) (log (+ n 1))) (* 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:
7.0ms
(* n (log n))
26.0ms
(* (+ n 1) (log (+ n 1)))
26.0ms
(- (* (+ n 1) (log (+ n 1))) (* n (log n)))

series471.0ms

Counts
3 → 9
Calls
3 calls:
288.0ms
(* n (log n))
45.0ms
(* (+ n 1) (log (+ n 1)))
137.0ms
(- (* (+ n 1) (log (+ n 1))) (* n (log n)))

simplify1.4s

Counts
93 → 93
Iterations
IterNodes
33410
21085
1406
0162

prune724.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize42.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (+ (+ 1 (+ (/ 1/2 n) (log n))) (/ -1/6 (* n n))) 1)
1.0b
(/ -1/6 (* n n))

rewrite931.0ms

Algorithm
rewrite-expression-head
Rules
23×*-un-lft-identity
15×add-log-exp
distribute-lft-out
add-sqr-sqrt
add-cbrt-cube add-exp-log
sum-log
distribute-lft-out--
diff-log add-cube-cbrt
pow1 times-frac associate-/l*
cbrt-undiv div-exp insert-posit16 difference-of-squares
clear-num associate-/r* sub-neg frac-2neg flip3-- difference-of-sqr-1 prod-exp associate--l+ log-pow cbrt-unprod div-inv flip--
Counts
2 → 47
Calls
2 calls:
912.0ms
(- (+ (+ 1 (+ (/ 1/2 n) (log n))) (/ -1/6 (* n n))) 1)
18.0ms
(/ -1/6 (* n n))

series70.0ms

Counts
2 → 6
Calls
2 calls:
38.0ms
(- (+ (+ 1 (+ (/ 1/2 n) (log n))) (/ -1/6 (* n n))) 1)
33.0ms
(/ -1/6 (* n n))

simplify1.4s

Counts
53 → 53
Iterations
IterNodes
33710
2761
1259
0108

prune508.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0b

localize24.0ms

Local error

Found 1 expressions with local error:

1.0b
(/ -1/6 (* n n))

rewrite11.0ms

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:
11.0ms
(/ -1/6 (* n n))

series28.0ms

Counts
1 → 3
Calls
1 calls:
28.0ms
(/ -1/6 (* n n))

simplify2.5s

Counts
25 → 25
Iterations
IterNodes
44097
3969
2277
1105
044

prune175.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0b

simplify1.0ms

Iterations
IterNodes
211
111
09

end0.0ms

sample6.1s

Algorithm
intervals
Results
3.2s3666×body1280valid
1.6s2613×body640valid
861.0ms1299×body320valid
224.0ms8000×pre80true
95.0ms422×body160valid