Best Known (129−20, 129, s)-Nets in Base 2
(129−20, 129, 480)-Net over F2 — Constructive and digital
Digital (109, 129, 480)-net over F2, using
- 23 times duplication [i] based on digital (106, 126, 480)-net over F2, using
- trace code for nets [i] based on digital (1, 21, 80)-net over F64, using
- net from sequence [i] based on digital (1, 79)-sequence over F64, using
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F64 with g(F) = 1 and N(F) ≥ 80, using
- net from sequence [i] based on digital (1, 79)-sequence over F64, using
- trace code for nets [i] based on digital (1, 21, 80)-net over F64, using
(129−20, 129, 1376)-Net over F2 — Digital
Digital (109, 129, 1376)-net over F2, using
- 21 times duplication [i] based on digital (108, 128, 1376)-net over F2, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(2128, 1376, F2, 3, 20) (dual of [(1376, 3), 4000, 21]-NRT-code), using
- OOA 3-folding [i] based on linear OA(2128, 4128, F2, 20) (dual of [4128, 4000, 21]-code), using
- 2 times code embedding in larger space [i] based on linear OA(2126, 4126, F2, 20) (dual of [4126, 4000, 21]-code), using
- 1 times truncation [i] based on linear OA(2127, 4127, F2, 21) (dual of [4127, 4000, 22]-code), using
- construction X applied to C([0,10]) ⊂ C([0,8]) [i] based on
- linear OA(2121, 4097, F2, 21) (dual of [4097, 3976, 22]-code), using the expurgated narrow-sense BCH-code C(I) with length 4097 | 224−1, defining interval I = [0,10], and minimum distance d ≥ |{−10,−9,…,10}|+1 = 22 (BCH-bound) [i]
- linear OA(297, 4097, F2, 17) (dual of [4097, 4000, 18]-code), using the expurgated narrow-sense BCH-code C(I) with length 4097 | 224−1, defining interval I = [0,8], and minimum distance d ≥ |{−8,−7,…,8}|+1 = 18 (BCH-bound) [i]
- linear OA(26, 30, F2, 3) (dual of [30, 24, 4]-code or 30-cap in PG(5,2)), using
- discarding factors / shortening the dual code based on linear OA(26, 32, F2, 3) (dual of [32, 26, 4]-code or 32-cap in PG(5,2)), using
- construction X applied to C([0,10]) ⊂ C([0,8]) [i] based on
- 1 times truncation [i] based on linear OA(2127, 4127, F2, 21) (dual of [4127, 4000, 22]-code), using
- 2 times code embedding in larger space [i] based on linear OA(2126, 4126, F2, 20) (dual of [4126, 4000, 21]-code), using
- OOA 3-folding [i] based on linear OA(2128, 4128, F2, 20) (dual of [4128, 4000, 21]-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(2128, 1376, F2, 3, 20) (dual of [(1376, 3), 4000, 21]-NRT-code), using
(129−20, 129, 34600)-Net in Base 2 — Upper bound on s
There is no (109, 129, 34601)-net in base 2, because
- the generalized Rao bound for nets shows that 2m ≥ 680 679572 127867 559872 210067 479970 474644 > 2129 [i]