Best Known (81−28, 81, s)-Nets in Base 64
(81−28, 81, 715)-Net over F64 — Constructive and digital
Digital (53, 81, 715)-net over F64, using
- 1 times m-reduction [i] based on digital (53, 82, 715)-net over F64, using
- generalized (u, u+v)-construction [i] based on
- digital (0, 2, 65)-net over F64, using
- digital (0, 2, 65)-net over F64 (see above)
- digital (0, 3, 65)-net over F64, using
- net from sequence [i] based on digital (0, 64)-sequence over F64, using
- generalized Faure sequence [i]
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F64 with g(F) = 0 and N(F) ≥ 65, using
- the rational function field F64(x) [i]
- Niederreiter sequence [i]
- net from sequence [i] based on digital (0, 64)-sequence over F64, using
- digital (0, 3, 65)-net over F64 (see above)
- digital (0, 4, 65)-net over F64, using
- net from sequence [i] based on digital (0, 64)-sequence over F64 (see above)
- digital (0, 4, 65)-net over F64 (see above)
- digital (0, 5, 65)-net over F64, using
- net from sequence [i] based on digital (0, 64)-sequence over F64 (see above)
- digital (0, 7, 65)-net over F64, using
- net from sequence [i] based on digital (0, 64)-sequence over F64 (see above)
- digital (0, 9, 65)-net over F64, using
- net from sequence [i] based on digital (0, 64)-sequence over F64 (see above)
- digital (0, 14, 65)-net over F64, using
- net from sequence [i] based on digital (0, 64)-sequence over F64 (see above)
- digital (0, 29, 65)-net over F64, using
- net from sequence [i] based on digital (0, 64)-sequence over F64 (see above)
- generalized (u, u+v)-construction [i] based on
(81−28, 81, 4682)-Net in Base 64 — Constructive
(53, 81, 4682)-net in base 64, using
- t-expansion [i] based on (52, 81, 4682)-net in base 64, using
- net defined by OOA [i] based on OOA(6481, 4682, S64, 29, 29), using
- OOA 14-folding and stacking with additional row [i] based on OA(6481, 65549, S64, 29), using
- 1 times code embedding in larger space [i] based on OA(6480, 65548, S64, 29), using
- discarding parts of the base [i] based on linear OA(25660, 65548, F256, 29) (dual of [65548, 65488, 30]-code), using
- construction X applied to C([0,14]) ⊂ C([0,12]) [i] based on
- linear OA(25657, 65537, F256, 29) (dual of [65537, 65480, 30]-code), using the expurgated narrow-sense BCH-code C(I) with length 65537 | 2564−1, defining interval I = [0,14], and minimum distance d ≥ |{−14,−13,…,14}|+1 = 30 (BCH-bound) [i]
- linear OA(25649, 65537, F256, 25) (dual of [65537, 65488, 26]-code), using the expurgated narrow-sense BCH-code C(I) with length 65537 | 2564−1, defining interval I = [0,12], and minimum distance d ≥ |{−12,−11,…,12}|+1 = 26 (BCH-bound) [i]
- linear OA(2563, 11, F256, 3) (dual of [11, 8, 4]-code or 11-arc in PG(2,256) or 11-cap in PG(2,256)), using
- discarding factors / shortening the dual code based on linear OA(2563, 256, F256, 3) (dual of [256, 253, 4]-code or 256-arc in PG(2,256) or 256-cap in PG(2,256)), using
- Reed–Solomon code RS(253,256) [i]
- discarding factors / shortening the dual code based on linear OA(2563, 256, F256, 3) (dual of [256, 253, 4]-code or 256-arc in PG(2,256) or 256-cap in PG(2,256)), using
- construction X applied to C([0,14]) ⊂ C([0,12]) [i] based on
- discarding parts of the base [i] based on linear OA(25660, 65548, F256, 29) (dual of [65548, 65488, 30]-code), using
- 1 times code embedding in larger space [i] based on OA(6480, 65548, S64, 29), using
- OOA 14-folding and stacking with additional row [i] based on OA(6481, 65549, S64, 29), using
- net defined by OOA [i] based on OOA(6481, 4682, S64, 29, 29), using
(81−28, 81, 45471)-Net over F64 — Digital
Digital (53, 81, 45471)-net over F64, using
(81−28, 81, large)-Net in Base 64 — Upper bound on s
There is no (53, 81, large)-net in base 64, because
- 26 times m-reduction [i] would yield (53, 55, large)-net in base 64, but