Best Known (52, 52+27, s)-Nets in Base 27
(52, 52+27, 1514)-Net over F27 — Constructive and digital
Digital (52, 79, 1514)-net over F27, using
- net defined by OOA [i] based on linear OOA(2779, 1514, F27, 27, 27) (dual of [(1514, 27), 40799, 28]-NRT-code), using
- OOA 13-folding and stacking with additional row [i] based on linear OA(2779, 19683, F27, 27) (dual of [19683, 19604, 28]-code), using
- discarding factors / shortening the dual code based on linear OA(2779, 19684, F27, 27) (dual of [19684, 19605, 28]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 19684 | 276−1, defining interval I = [0,13], and minimum distance d ≥ |{−13,−12,…,13}|+1 = 28 (BCH-bound) [i]
- discarding factors / shortening the dual code based on linear OA(2779, 19684, F27, 27) (dual of [19684, 19605, 28]-code), using
- OOA 13-folding and stacking with additional row [i] based on linear OA(2779, 19683, F27, 27) (dual of [19683, 19604, 28]-code), using
(52, 52+27, 11430)-Net over F27 — Digital
Digital (52, 79, 11430)-net over F27, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(2779, 11430, F27, 27) (dual of [11430, 11351, 28]-code), using
- discarding factors / shortening the dual code based on linear OA(2779, 19684, F27, 27) (dual of [19684, 19605, 28]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 19684 | 276−1, defining interval I = [0,13], and minimum distance d ≥ |{−13,−12,…,13}|+1 = 28 (BCH-bound) [i]
- discarding factors / shortening the dual code based on linear OA(2779, 19684, F27, 27) (dual of [19684, 19605, 28]-code), using
(52, 52+27, large)-Net in Base 27 — Upper bound on s
There is no (52, 79, large)-net in base 27, because
- 25 times m-reduction [i] would yield (52, 54, large)-net in base 27, but