Best Known (105−15, 105, s)-Nets in Base 7
(105−15, 105, 823556)-Net over F7 — Constructive and digital
Digital (90, 105, 823556)-net over F7, using
- (u, u+v)-construction [i] based on
- digital (1, 8, 13)-net over F7, using
- 5 times m-reduction [i] based on digital (1, 13, 13)-net over F7, using
- digital (82, 97, 823543)-net over F7, using
- net defined by OOA [i] based on linear OOA(797, 823543, F7, 15, 15) (dual of [(823543, 15), 12353048, 16]-NRT-code), using
- OOA 7-folding and stacking with additional row [i] based on linear OA(797, 5764802, F7, 15) (dual of [5764802, 5764705, 16]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 5764802 | 716−1, defining interval I = [0,7], and minimum distance d ≥ |{−7,−6,…,7}|+1 = 16 (BCH-bound) [i]
- OOA 7-folding and stacking with additional row [i] based on linear OA(797, 5764802, F7, 15) (dual of [5764802, 5764705, 16]-code), using
- net defined by OOA [i] based on linear OOA(797, 823543, F7, 15, 15) (dual of [(823543, 15), 12353048, 16]-NRT-code), using
- digital (1, 8, 13)-net over F7, using
(105−15, 105, 5445511)-Net over F7 — Digital
Digital (90, 105, 5445511)-net over F7, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(7105, 5445511, F7, 15) (dual of [5445511, 5445406, 16]-code), using
- discarding factors / shortening the dual code based on linear OA(7105, 5764813, F7, 15) (dual of [5764813, 5764708, 16]-code), using
- (u, u+v)-construction [i] based on
- linear OA(78, 11, F7, 7) (dual of [11, 3, 8]-code), using
- construction X applied to C1 ⊂ C0 [i] based on
- linear OA(77, 8, F7, 7) (dual of [8, 1, 8]-code or 8-arc in PG(6,7)), using code C1 for u = 2 by de Boer and Brouwer [i]
- linear OA(75, 8, F7, 5) (dual of [8, 3, 6]-code or 8-arc in PG(4,7)), using code C0 for u = 2 by de Boer and Brouwer [i]
- linear OA(71, 3, F7, 1) (dual of [3, 2, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(71, s, F7, 1) (dual of [s, s−1, 2]-code) with arbitrarily large s, using
- construction X applied to C1 ⊂ C0 [i] based on
- linear OA(797, 5764802, F7, 15) (dual of [5764802, 5764705, 16]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 5764802 | 716−1, defining interval I = [0,7], and minimum distance d ≥ |{−7,−6,…,7}|+1 = 16 (BCH-bound) [i]
- linear OA(78, 11, F7, 7) (dual of [11, 3, 8]-code), using
- (u, u+v)-construction [i] based on
- discarding factors / shortening the dual code based on linear OA(7105, 5764813, F7, 15) (dual of [5764813, 5764708, 16]-code), using
(105−15, 105, large)-Net in Base 7 — Upper bound on s
There is no (90, 105, large)-net in base 7, because
- 13 times m-reduction [i] would yield (90, 92, large)-net in base 7, but