Details

Time bar (total: 2.7m)

sample200.0ms

Algorithm
intervals
Results
106.0ms640×body80nan
63.0ms373×body80valid

simplify346.0ms

Calls
1 calls:
Slowest
346.0ms
(* (/ 1 (sqrt k)) (pow (* (* 2 PI) n) (/ (- 1 k) 2)))

prune25.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.3b

localize20.0ms

Local error

Found 3 expressions with local error:

1.2b
(pow (* n (* 2 PI)) (/ (- 1 k) 2))
0.3b
(* n (* 2 PI))
0.1b
(/ (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (sqrt k))

rewrite183.0ms

Algorithm
rewrite-expression-head
Rules
190×add-sqr-sqrt
176×unpow-prod-down
174×times-frac
135×associate-*r*
127×*-un-lft-identity
118×add-cube-cbrt
81×sqrt-prod
54×associate-*l*
36×unswap-sqr
26×add-exp-log associate-/l*
22×pow-unpow
18×*-commutative
14×pow1
10×add-cbrt-cube
prod-exp
sqr-pow
associate-/r* pow-prod-down pow-exp difference-of-squares
div-exp
pow-pow cbrt-unprod insert-posit16 distribute-lft-out-- add-log-exp
pow-to-exp div-sub div-inv pow-sub
cbrt-undiv clear-num frac-2neg associate-/l/
Calls
3 calls:
Slowest
91.0ms
(/ (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (sqrt k))
42.0ms
(pow (* n (* 2 PI)) (/ (- 1 k) 2))
38.0ms
(* n (* 2 PI))

series552.0ms

Calls
3 calls:
Slowest
322.0ms
(/ (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (sqrt k))
197.0ms
(pow (* n (* 2 PI)) (/ (- 1 k) 2))
33.0ms
(* n (* 2 PI))

simplify2.4m

Calls
431 calls:
Slowest
881.0ms
(/ (pow (* (cbrt n) (cbrt n)) (/ (- 1 k) 2)) (sqrt (sqrt k)))
846.0ms
(/ (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (cbrt (sqrt k)))
786.0ms
(/ (pow PI (/ (- 1 k) 2)) (sqrt k))
752.0ms
(/ (* (* (pow (* n (* 2 PI)) (/ (- 1 k) 2)) (pow (* n (* 2 PI)) (/ (- 1 k) 2))) (pow (* n (* 2 PI)) (/ (- 1 k) 2))) (* (* (sqrt k) (sqrt k)) (sqrt k)))
714.0ms
(/ (pow (* n (sqrt (* 2 PI))) (/ (- 1 k) 2)) (sqrt (sqrt k)))

prune3.7s

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize45.0ms

Local error

Found 4 expressions with local error:

1.2b
(pow (* (* (sqrt PI) 2) n) (/ (- 1 k) 2))
1.0b
(sqrt PI)
1.0b
(sqrt PI)
0.3b
(* (* (sqrt PI) 2) n)

rewrite73.0ms

Algorithm
rewrite-expression-head
Rules
62×add-sqr-sqrt
44×associate-*l*
36×*-un-lft-identity
27×unpow-prod-down add-cube-cbrt
22×pow-unpow
18×times-frac
17×pow1
16×sqrt-prod
15×add-exp-log
14×unswap-sqr
12×associate-*r*
add-cbrt-cube
pow-prod-down prod-exp difference-of-squares
*-commutative insert-posit16 add-log-exp
pow-pow pow-exp cbrt-unprod distribute-lft-out--
rem-sqrt-square sqrt-pow1 pow1/2
pow-to-exp div-sub div-inv pow-sub sqr-pow
Calls
4 calls:
Slowest
39.0ms
(pow (* (* (sqrt PI) 2) n) (/ (- 1 k) 2))
29.0ms
(* (* (sqrt PI) 2) n)
1.0ms
(sqrt PI)
1.0ms
(sqrt PI)

series394.0ms

Calls
4 calls:
Slowest
291.0ms
(pow (* (* (sqrt PI) 2) n) (/ (- 1 k) 2))
103.0ms
(* (* (sqrt PI) 2) n)
0.0ms
(sqrt PI)
0.0ms
(sqrt PI)

simplify10.1s

Calls
99 calls:
Slowest
705.0ms
(- (+ (* 1/4 (* (log n) (* (log (* 2 (sqrt PI))) (* (exp (* 1/2 (+ (log (* 2 (sqrt PI))) (log n)))) (pow k 2))))) (+ (* 1/8 (* (pow (log n) 2) (* (exp (* 1/2 (+ (log (* 2 (sqrt PI))) (log n)))) (pow k 2)))) (+ (* 1/8 (* (pow (log (* 2 (sqrt PI))) 2) (* (exp (* 1/2 (+ (log (* 2 (sqrt PI))) (log n)))) (pow k 2)))) (exp (* 1/2 (+ (log (* 2 (sqrt PI))) (log n))))))) (+ (* 1/2 (* (exp (* 1/2 (+ (log (* 2 (sqrt PI))) (log n)))) (* (log n) k))) (* 1/2 (* (log (* 2 (sqrt PI))) (* (exp (* 1/2 (+ (log (* 2 (sqrt PI))) (log n)))) k)))))
538.0ms
(* (log (* (* (sqrt PI) 2) n)) (/ (- 1 k) 2))
536.0ms
(* (+ (log (* (sqrt PI) 2)) (log n)) (/ (- 1 k) 2))
412.0ms
(exp (* 1/2 (* (- 1 k) (- (log (* 2 (sqrt PI))) (log (/ 1 n))))))
402.0ms
(exp (* 1/2 (* (- 1 k) (- (log (* -2 (sqrt PI))) (log (/ -1 n))))))

prune2.0s

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize36.0ms

Local error

Found 4 expressions with local error:

1.2b
(pow (* n PI) (/ (- 1 k) 2))
0.3b
(* n PI)
0.2b
(/ (sqrt k) (pow 2 (/ (- 1 k) 2)))
0.1b
(/ (pow (* n PI) (/ (- 1 k) 2)) (/ (sqrt k) (pow 2 (/ (- 1 k) 2))))

rewrite133.0ms

Algorithm
rewrite-expression-head
Rules
1526×times-frac
918×unpow-prod-down
813×add-sqr-sqrt
713×*-un-lft-identity
704×add-cube-cbrt
384×sqrt-prod
159×sqr-pow
150×associate-*r* associate-*l*
61×associate-/r*
54×add-exp-log
50×*-commutative unswap-sqr
34×associate-/r/
31×div-exp
28×associate-/l*
22×pow-unpow
20×div-sub div-inv pow-sub
15×pow-exp
13×add-cbrt-cube
10×pow-to-exp
pow1
prod-exp difference-of-squares
cbrt-undiv insert-posit16 add-log-exp
clear-num frac-2neg distribute-lft-out--
pow-pow pow-prod-down
cbrt-unprod associate-/l/
Calls
4 calls:
Slowest
65.0ms
(/ (pow (* n PI) (/ (- 1 k) 2)) (/ (sqrt k) (pow 2 (/ (- 1 k) 2))))
15.0ms
(/ (sqrt k) (pow 2 (/ (- 1 k) 2)))
10.0ms
(pow (* n PI) (/ (- 1 k) 2))
5.0ms
(* n PI)

series988.0ms

Calls
4 calls:
Slowest
517.0ms
(/ (pow (* n PI) (/ (- 1 k) 2)) (/ (sqrt k) (pow 2 (/ (- 1 k) 2))))
304.0ms
(/ (sqrt k) (pow 2 (/ (- 1 k) 2)))
133.0ms
(pow (* n PI) (/ (- 1 k) 2))
33.0ms
(* n PI)