Best Known (145, 145+13, s)-Nets in Base 2
(145, 145+13, 1398172)-Net over F2 — Constructive and digital
Digital (145, 158, 1398172)-net over F2, using
- (u, u+v)-construction [i] based on
- digital (13, 19, 72)-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
(145, 145+13, 2097222)-Net over F2 — Digital
Digital (145, 158, 2097222)-net over F2, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(2158, 2097222, F2, 4, 13) (dual of [(2097222, 4), 8388730, 14]-NRT-code), using
- (u, u+v)-construction [i] based on
- linear OOA(219, 72, F2, 4, 6) (dual of [(72, 4), 269, 7]-NRT-code), using
- extracting embedded OOA [i] based on digital (13, 19, 72)-net over F2, using
- linear OOA(2139, 2097150, F2, 4, 13) (dual of [(2097150, 4), 8388461, 14]-NRT-code), using
- OOA 4-folding [i] based on linear OA(2139, 8388600, F2, 13) (dual of [8388600, 8388461, 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 4-folding [i] based on linear OA(2139, 8388600, F2, 13) (dual of [8388600, 8388461, 14]-code), using
- linear OOA(219, 72, F2, 4, 6) (dual of [(72, 4), 269, 7]-NRT-code), using
- (u, u+v)-construction [i] based on
(145, 145+13, large)-Net in Base 2 — Upper bound on s
There is no (145, 158, large)-net in base 2, because
- 11 times m-reduction [i] would yield (145, 147, large)-net in base 2, but