Best Known (178, 191, s)-Nets in Base 2
(178, 191, 1529171)-Net over F2 — Constructive and digital
Digital (178, 191, 1529171)-net over F2, using
- (u, u+v)-construction [i] based on
- digital (46, 52, 131071)-net over F2, using
- 1 times m-reduction [i] based on digital (46, 53, 131071)-net over F2, using
- digital (126, 139, 1398100)-net over F2, using
- net defined by OOA [i] based on linear OOA(2139, 1398100, F2, 13, 13) (dual of [(1398100, 13), 18175161, 14]-NRT-code), using
- OOA 6-folding and stacking with additional row [i] based on linear OA(2139, 8388601, F2, 13) (dual of [8388601, 8388462, 14]-code), using
- discarding factors / shortening the dual code based on linear OA(2139, large, F2, 13) (dual of [large, large−139, 14]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 8388609 | 246−1, defining interval I = [0,6], and minimum distance d ≥ |{−6,−5,…,6}|+1 = 14 (BCH-bound) [i]
- discarding factors / shortening the dual code based on linear OA(2139, large, F2, 13) (dual of [large, large−139, 14]-code), using
- OOA 6-folding and stacking with additional row [i] based on linear OA(2139, 8388601, F2, 13) (dual of [8388601, 8388462, 14]-code), using
- net defined by OOA [i] based on linear OOA(2139, 1398100, F2, 13, 13) (dual of [(1398100, 13), 18175161, 14]-NRT-code), using
- digital (46, 52, 131071)-net over F2, using
(178, 191, 2927272)-Net over F2 — Digital
Digital (178, 191, 2927272)-net over F2, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(2191, 2927272, F2, 3, 13) (dual of [(2927272, 3), 8781625, 14]-NRT-code), using
- (u, u+v)-construction [i] based on
- linear OOA(252, 131071, F2, 3, 6) (dual of [(131071, 3), 393161, 7]-NRT-code), using
- extracting embedded OOA [i] based on digital (46, 52, 131071)-net over F2, using
- 1 times m-reduction [i] based on digital (46, 53, 131071)-net over F2, using
- extracting embedded OOA [i] based on digital (46, 52, 131071)-net over F2, using
- linear OOA(2139, 2796201, F2, 3, 13) (dual of [(2796201, 3), 8388464, 14]-NRT-code), using
- OOA 3-folding [i] based on linear OA(2139, large, F2, 13) (dual of [large, large−139, 14]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 8388609 | 246−1, defining interval I = [0,6], and minimum distance d ≥ |{−6,−5,…,6}|+1 = 14 (BCH-bound) [i]
- OOA 3-folding [i] based on linear OA(2139, large, F2, 13) (dual of [large, large−139, 14]-code), using
- linear OOA(252, 131071, F2, 3, 6) (dual of [(131071, 3), 393161, 7]-NRT-code), using
- (u, u+v)-construction [i] based on
(178, 191, large)-Net in Base 2 — Upper bound on s
There is no (178, 191, large)-net in base 2, because
- 11 times m-reduction [i] would yield (178, 180, large)-net in base 2, but