Details

Time bar (total: 12.2s)

sample219.0ms

Algorithm
intervals
Results
87.0ms983×body80nan
38.0ms346×body80valid
32.0ms69×body1280nan
20.0ms54×body640nan
6.0ms23×body320nan
1.0ms10×body160nan

simplify37.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0298
1598
21198
33258
410448
550018

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.8b

localize14.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (/ 1.0 (sqrt k)) (pow (* (* 2.0 PI) n) (/ (- 1.0 k) 2.0)))
0.3b
(/ 1.0 (sqrt k))
0.3b
(* (* 2.0 PI) n)
0.5b
(pow (* (* 2.0 PI) n) (/ (- 1.0 k) 2.0))

rewrite41.0ms

Algorithm
rewrite-expression-head
Rules
62×add-sqr-sqrt
55×times-frac
49×*-un-lft-identity
46×add-exp-log
43×add-cube-cbrt
23×associate-*l* sqrt-prod
22×prod-exp
19×pow-unpow
16×add-cbrt-cube
15×pow1
pow-exp
associate-*r*
div-exp pow-prod-down associate-/r* unswap-sqr
cbrt-unprod sqr-pow
expm1-log1p-u log1p-expm1-u add-log-exp
pow-to-exp pow-pow div-sub div-inv associate-/l* distribute-lft-out-- pow-sub difference-of-squares
cbrt-undiv unpow-prod-down *-commutative
frac-times frac-2neg associate-*r/ associate-*l/ clear-num
Counts
4 → 157
Calls
4 calls:
17.0ms
(* (/ 1.0 (sqrt k)) (pow (* (* 2.0 PI) n) (/ (- 1.0 k) 2.0)))
3.0ms
(/ 1.0 (sqrt k))
6.0ms
(* (* 2.0 PI) n)
9.0ms
(pow (* (* 2.0 PI) n) (/ (- 1.0 k) 2.0))

series555.0ms

Counts
4 → 12
Calls
4 calls:
331.0ms
(* (/ 1.0 (sqrt k)) (pow (* (* 2.0 PI) n) (/ (- 1.0 k) 2.0)))
45.0ms
(/ 1.0 (sqrt k))
32.0ms
(* (* 2.0 PI) n)
146.0ms
(pow (* (* 2.0 PI) n) (/ (- 1.0 k) 2.0))

simplify103.0ms

Algorithm
egg-herbie
Counts
169 → 169
Iterations

Useful iterations: 2 (88.0ms)

IterNodesCost
09811502
140211398
250031383

prune469.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 4 expressions with local error:

0.2b
(pow (* (* 2.0 PI) n) (/ k 2.0))
0.3b
(* (* 2.0 PI) n)
0.3b
(* (* 2.0 PI) n)
0.3b
(pow (* (* 2.0 PI) n) (/ 1.0 2.0))

rewrite33.0ms

Algorithm
rewrite-expression-head
Rules
26×pow1 add-exp-log pow-unpow
20×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
18×times-frac
14×add-cbrt-cube
12×pow-prod-down prod-exp
pow-pow associate-*r* pow-exp cbrt-unprod
expm1-log1p-u log1p-expm1-u add-log-exp
pow-to-exp unpow-prod-down associate-*l* *-commutative div-inv sqr-pow
Counts
4 → 102
Calls
4 calls:
7.0ms
(pow (* (* 2.0 PI) n) (/ k 2.0))
6.0ms
(* (* 2.0 PI) n)
7.0ms
(* (* 2.0 PI) n)
7.0ms
(pow (* (* 2.0 PI) n) (/ 1.0 2.0))

series457.0ms

Counts
4 → 12
Calls
4 calls:
123.0ms
(pow (* (* 2.0 PI) n) (/ k 2.0))
38.0ms
(* (* 2.0 PI) n)
32.0ms
(* (* 2.0 PI) n)
264.0ms
(pow (* (* 2.0 PI) n) (/ 1.0 2.0))

simplify52.0ms

Algorithm
egg-herbie
Counts
114 → 114
Iterations

Useful iterations: 2 (44.0ms)

IterNodesCost
0463557
11809510
25001503

prune332.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0.0b

localize16.0ms

Local error

Found 4 expressions with local error:

0.2b
(pow n (/ (- 1.0 k) 2.0))
0.3b
(/ 1.0 (sqrt k))
0.3b
(* (/ 1.0 (sqrt k)) (pow (* 2.0 PI) (/ (- 1.0 k) 2.0)))
0.6b
(pow (* 2.0 PI) (/ (- 1.0 k) 2.0))

rewrite37.0ms

Algorithm
rewrite-expression-head
Rules
77×add-sqr-sqrt
70×times-frac
64×*-un-lft-identity
52×add-cube-cbrt
38×pow-unpow
30×add-exp-log
23×sqrt-prod
22×associate-*l*
11×prod-exp add-cbrt-cube
pow1
pow-exp
associate-/r* distribute-lft-out-- difference-of-squares unswap-sqr sqr-pow
unpow-prod-down div-exp associate-*r*
expm1-log1p-u pow-to-exp div-sub log1p-expm1-u div-inv pow-sub add-log-exp
pow-pow associate-/l*
cbrt-undiv cbrt-unprod
frac-times frac-2neg associate-*r/ pow-prod-down associate-*l/ clear-num *-commutative
Counts
4 → 169
Calls
4 calls:
8.0ms
(pow n (/ (- 1.0 k) 2.0))
3.0ms
(/ 1.0 (sqrt k))
15.0ms
(* (/ 1.0 (sqrt k)) (pow (* 2.0 PI) (/ (- 1.0 k) 2.0)))
5.0ms
(pow (* 2.0 PI) (/ (- 1.0 k) 2.0))

series472.0ms

Counts
4 → 12
Calls
4 calls:
58.0ms
(pow n (/ (- 1.0 k) 2.0))
46.0ms
(/ 1.0 (sqrt k))
287.0ms
(* (/ 1.0 (sqrt k)) (pow (* 2.0 PI) (/ (- 1.0 k) 2.0)))
81.0ms
(pow (* 2.0 PI) (/ (- 1.0 k) 2.0))

simplify81.0ms

Algorithm
egg-herbie
Counts
181 → 181
Iterations

Useful iterations: 2 (66.0ms)

IterNodesCost
08441367
132551284
250021267

prune552.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0b

localize24.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* (/ 1.0 (sqrt k)) (pow (* 2.0 PI) (/ (- 1.0 k) 2.0))) (/ (pow n (/ 1.0 2.0)) (pow n (/ k 2.0))))
0.3b
(/ 1.0 (sqrt k))
0.3b
(* (/ 1.0 (sqrt k)) (pow (* 2.0 PI) (/ (- 1.0 k) 2.0)))
0.6b
(pow (* 2.0 PI) (/ (- 1.0 k) 2.0))

rewrite82.0ms

Algorithm
rewrite-expression-head
Rules
356×add-exp-log
201×prod-exp
126×div-exp
104×times-frac
100×pow-exp
90×add-sqr-sqrt
77×pow-to-exp *-un-lft-identity
71×add-cube-cbrt
58×associate-*r*
44×unpow-prod-down
32×add-cbrt-cube
23×associate-*l* sqrt-prod
19×pow-unpow sqr-pow
12×cbrt-unprod
pow1
cbrt-undiv div-sub pow-sub
frac-times associate-*l/ associate-/r* unswap-sqr
expm1-log1p-u associate-*r/ log1p-expm1-u div-inv add-log-exp
associate-/l* distribute-lft-out-- difference-of-squares
pow-pow pow-prod-down *-commutative
frac-2neg clear-num
Counts
4 → 301
Calls
4 calls:
42.0ms
(* (* (/ 1.0 (sqrt k)) (pow (* 2.0 PI) (/ (- 1.0 k) 2.0))) (/ (pow n (/ 1.0 2.0)) (pow n (/ k 2.0))))
3.0ms
(/ 1.0 (sqrt k))
15.0ms
(* (/ 1.0 (sqrt k)) (pow (* 2.0 PI) (/ (- 1.0 k) 2.0)))
6.0ms
(pow (* 2.0 PI) (/ (- 1.0 k) 2.0))

series1.2s

Counts
4 → 12
Calls
4 calls:
792.0ms
(* (* (/ 1.0 (sqrt k)) (pow (* 2.0 PI) (/ (- 1.0 k) 2.0))) (/ (pow n (/ 1.0 2.0)) (pow n (/ k 2.0))))
39.0ms
(/ 1.0 (sqrt k))
298.0ms
(* (/ 1.0 (sqrt k)) (pow (* 2.0 PI) (/ (- 1.0 k) 2.0)))
79.0ms
(pow (* 2.0 PI) (/ (- 1.0 k) 2.0))

simplify66.0ms

Algorithm
egg-herbie
Counts
313 → 313
Iterations

Useful iterations: 1 (32.0ms)

IterNodesCost
016943820
150023512

prune793.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0b

regimes140.0ms

Accuracy

0% (0.4b remaining)

Error of 0.5b against oracle of 0.0b and baseline of 0.5b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02216
12216

end0.0ms

sample6.4s

Algorithm
intervals
Results
2.3s26987×body80nan
1.2s10603×body80valid
1.2s1974×body1280nan
630.0ms1683×body640nan
221.0ms858×body320nan
54.0ms368×body160nan
6.0msbody10240exit