Details

Time bar (total: 26.4s)

sample271.0ms

Algorithm
intervals
Results
104.0ms80×body1280valid
97.0ms36×body2560valid
23.0ms38×body640valid
9.0ms28×body320valid
8.0ms102×body80valid
6.0ms86×body80nan
4.0ms17×body160valid

simplify4.3s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01015
12515
25915
313915
433815
598615
6405915
done500015

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 45.0b

localize22.0ms

Local error

Found 4 expressions with local error:

0.0b
(* 100.0 (/ (- (pow (+ 1.0 (/ i n)) n) 1.0) (/ i n)))
2.0b
(- (pow (+ 1.0 (/ i n)) n) 1.0)
7.3b
(pow (+ 1.0 (/ i n)) n)
11.2b
(/ (- (pow (+ 1.0 (/ i n)) n) 1.0) (/ i n))

rewrite1.4s

Algorithm
rewrite-expression-head
Rules
320×times-frac
289×add-sqr-sqrt
198×*-un-lft-identity
140×add-cube-cbrt
96×associate-*r*
84×difference-of-squares
32×unpow-prod-down
29×sqr-pow
28×distribute-lft-out--
19×add-exp-log
18×add-cbrt-cube
17×div-inv
13×associate-/r*
pow1 associate-/l*
cbrt-undiv div-exp add-log-exp
pow-unpow associate-*l* prod-exp cbrt-unprod unswap-sqr
flip3-- associate-/r/ flip-- associate-/l/
pow-to-exp sub-neg pow-pow frac-2neg diff-log div-sub associate-*r/ pow-prod-down pow-exp clear-num *-commutative distribute-lft-out
Counts
4 → 281
Calls
4 calls:
514.0ms
(* 100.0 (/ (- (pow (+ 1.0 (/ i n)) n) 1.0) (/ i n)))
294.0ms
(- (pow (+ 1.0 (/ i n)) n) 1.0)
22.0ms
(pow (+ 1.0 (/ i n)) n)
518.0ms
(/ (- (pow (+ 1.0 (/ i n)) n) 1.0) (/ i n))

series1.8s

Counts
4 → 12
Calls
4 calls:
537.0ms
(* 100.0 (/ (- (pow (+ 1.0 (/ i n)) n) 1.0) (/ i n)))
383.0ms
(- (pow (+ 1.0 (/ i n)) n) 1.0)
315.0ms
(pow (+ 1.0 (/ i n)) n)
560.0ms
(/ (- (pow (+ 1.0 (/ i n)) n) 1.0) (/ i n))

simplify2.6s

Counts
293 → 293
Iterations

Useful iterations: done (2.6s)

IterNodesCost
04376469
111836125
237645875
done50015867

prune1.4s

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 19.5b

localize20.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n)))
0.1b
(* 100.0 (/ (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) (/ i n)))
10.1b
(* (pow i 2) (log 1.0))
18.9b
(/ (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) (/ i n))

rewrite1.0s

Algorithm
rewrite-expression-head
Rules
144×times-frac
102×add-sqr-sqrt
87×add-cube-cbrt *-un-lft-identity
48×associate-*r*
23×add-exp-log
20×add-cbrt-cube
13×associate-/r*
11×associate-*l*
div-inv add-log-exp
pow1 unswap-sqr
cbrt-undiv log-prod div-exp prod-exp
unpow-prod-down cbrt-unprod
distribute-rgt-in distribute-lft-in sum-log associate-/l*
associate-/r/ *-commutative associate-/l/ unpow2 sqr-pow
+-commutative pow-to-exp associate-+r+ flip3-- frac-2neg flip3-+ div-sub associate-*r/ pow-prod-down pow-exp clear-num log-pow flip-- flip-+
Counts
4 → 186
Calls
4 calls:
33.0ms
(+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n)))
517.0ms
(* 100.0 (/ (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) (/ i n)))
29.0ms
(* (pow i 2) (log 1.0))
446.0ms
(/ (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) (/ i n))

series918.0ms

Counts
4 → 12
Calls
4 calls:
79.0ms
(+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n)))
341.0ms
(* 100.0 (/ (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) (/ i n)))
243.0ms
(* (pow i 2) (log 1.0))
254.0ms
(/ (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) (/ i n))

simplify2.1s

Counts
198 → 198
Iterations

Useful iterations: 2 (802.0ms)

IterNodesCost
03386829
19026613
233866123
done50006123

prune928.0ms

Pruning

21 alts after pruning (21 fresh and 0 done)

Merged error: 7.9b

localize21.0ms

Local error

Found 4 expressions with local error:

0.1b
(* 100.0 (* (/ 1 i) (* (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) n)))
3.3b
(* (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) n)
10.1b
(* (/ 1 i) (* (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) n))
10.1b
(* (pow i 2) (log 1.0))

rewrite3.0s

Algorithm
rewrite-expression-head
Rules
65×add-exp-log
38×add-cbrt-cube
37×prod-exp
27×add-sqr-sqrt associate-*l*
21×pow1
19×add-cube-cbrt *-un-lft-identity cbrt-unprod
12×associate-*l/
10×pow-prod-down
times-frac associate-*r/ associate-*r*
div-exp
log-prod
flip3-- flip-- unswap-sqr
cbrt-undiv frac-times unpow-prod-down rec-exp 1-exp *-commutative add-log-exp
distribute-rgt-in distribute-lft-in
unpow2 sqr-pow
pow-to-exp pow-exp log-pow div-inv
Counts
4 → 129
Calls
4 calls:
1.7s
(* 100.0 (* (/ 1 i) (* (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) n)))
503.0ms
(* (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) n)
722.0ms
(* (/ 1 i) (* (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) n))
23.0ms
(* (pow i 2) (log 1.0))

series731.0ms

Counts
4 → 12
Calls
4 calls:
215.0ms
(* 100.0 (* (/ 1 i) (* (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) n)))
151.0ms
(* (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) n)
201.0ms
(* (/ 1 i) (* (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) n))
164.0ms
(* (pow i 2) (log 1.0))

simplify1.6s

Counts
141 → 141
Iterations

Useful iterations: done (1.6s)

IterNodesCost
02404476
16164220
224833407
done50013389

prune467.0ms

Pruning

20 alts after pruning (20 fresh and 0 done)

Merged error: 7.9b

localize19.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n)))
3.3b
(* (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) n)
10.0b
(* (/ 100.0 i) (* (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) n))
10.1b
(* (pow i 2) (log 1.0))

rewrite1.2s

Algorithm
rewrite-expression-head
Rules
26×add-sqr-sqrt
24×associate-*l*
23×add-exp-log
20×add-cbrt-cube
18×add-cube-cbrt *-un-lft-identity
12×pow1
10×prod-exp
times-frac add-log-exp
associate-*r* cbrt-unprod
associate-*l/
log-prod
unswap-sqr
unpow-prod-down pow-prod-down
distribute-rgt-in flip3-- distribute-lft-in sum-log *-commutative flip--
cbrt-undiv frac-times associate-*r/ div-exp unpow2 sqr-pow
+-commutative pow-to-exp associate-+r+ flip3-+ pow-exp log-pow flip-+ div-inv
Counts
4 → 104
Calls
4 calls:
26.0ms
(+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n)))
490.0ms
(* (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) n)
704.0ms
(* (/ 100.0 i) (* (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) n))
23.0ms
(* (pow i 2) (log 1.0))

series571.0ms

Counts
4 → 12
Calls
4 calls:
43.0ms
(+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n)))
149.0ms
(* (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) n)
216.0ms
(* (/ 100.0 i) (* (- (+ (* 1.0 i) (+ (* 0.5 (pow i 2)) (* (log 1.0) n))) (* 0.5 (* (pow i 2) (log 1.0)))) n))
163.0ms
(* (pow i 2) (log 1.0))

simplify1.4s

Counts
116 → 116
Iterations

Useful iterations: done (1.4s)

IterNodesCost
02193108
15943005
224682555
done50022551

prune347.0ms

Pruning

19 alts after pruning (18 fresh and 1 done)

Merged error: 7.9b

regimes256.0ms

bsearch2.0ms