Details

Time bar (total: 17.9s)

sample113.0ms

Algorithm
intervals
Results
65.0ms123×body1280valid
22.0ms73×body640valid
9.0ms47×body320valid
3.0ms256×pre80true
2.0ms13×body160valid

simplify4.6s

Counts
1 → 1
Iterations
IterNodes
done5002
134900
123723
113170
102700
91772
81205
7919
6716
5496
4240
3112
241
118
09

prune8.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 63.0b

localize32.0ms

Local error

Found 3 expressions with local error:

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

rewrite59.0ms

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
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:
25.0ms
(* (+ n 1.0) (log (+ n 1.0)))
9.0ms
(* n (log n))
23.0ms
(- (* (+ n 1.0) (log (+ n 1.0))) (* n (log n)))

series594.0ms

Counts
3 → 9
Calls
3 calls:
90.0ms
(* (+ n 1.0) (log (+ n 1.0)))
259.0ms
(* n (log n))
244.0ms
(- (* (+ n 1.0) (log (+ n 1.0))) (* n (log n)))

simplify1.3s

Counts
90 → 90
Iterations
IterNodes
done5000
21315
1455
0171

prune511.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize36.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (+ (- (+ (/ 0.5 n) 1.0) (/ 0.16666666666666669 (* n n))) (* (log n) 1.0)) 1.0)
0.3b
(/ 0.16666666666666669 (* n n))

rewrite2.6s

Algorithm
rewrite-expression-head
Rules
16×add-log-exp
add-cbrt-cube add-exp-log
add-sqr-sqrt *-un-lft-identity diff-log
sum-log add-cube-cbrt
times-frac associate-/l*
pow1 cbrt-undiv div-exp
associate--l- clear-num associate-/r* sub-neg frac-2neg flip3-- prod-exp associate--l+ associate-+l- cbrt-unprod div-inv flip-- distribute-lft-out-- difference-of-squares
Counts
2 → 40
Calls
2 calls:
2.6s
(- (+ (- (+ (/ 0.5 n) 1.0) (/ 0.16666666666666669 (* n n))) (* (log n) 1.0)) 1.0)
12.0ms
(/ 0.16666666666666669 (* n n))

series88.0ms

Counts
2 → 6
Calls
2 calls:
43.0ms
(- (+ (- (+ (/ 0.5 n) 1.0) (/ 0.16666666666666669 (* n n))) (* (log n) 1.0)) 1.0)
44.0ms
(/ 0.16666666666666669 (* n n))

simplify2.5s

Counts
46 → 46
Iterations
IterNodes
done5001
34705
2853
1267
0112

prune253.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0b

localize13.0ms

Local error

Found 1 expressions with local error:

0.3b
(/ 0.16666666666666669 (* n n))

rewrite7.0ms

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 div-inv add-log-exp
Counts
1 → 21
Calls
1 calls:
6.0ms
(/ 0.16666666666666669 (* n n))

series28.0ms

Counts
1 → 3
Calls
1 calls:
28.0ms
(/ 0.16666666666666669 (* n n))

simplify1.3s

Counts
24 → 24
Iterations
IterNodes
done5000
31448
2324
1102
043

prune86.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0b

simplify3.0ms

Iterations
IterNodes
done13
113
011

end0.0ms

sample3.7s

Algorithm
intervals
Results
2.1s3658×body1280valid
875.0ms2578×body640valid
303.0ms1318×body320valid
170.0ms8000×pre80true
54.0ms446×body160valid