Best Known (129, 129+20, s)-Nets in Base 3
(129, 129+20, 17717)-Net over F3 — Constructive and digital
Digital (129, 149, 17717)-net over F3, using
- 31 times duplication [i] based on digital (128, 148, 17717)-net over F3, using
- net defined by OOA [i] based on linear OOA(3148, 17717, F3, 20, 20) (dual of [(17717, 20), 354192, 21]-NRT-code), using
- OA 10-folding and stacking [i] based on linear OA(3148, 177170, F3, 20) (dual of [177170, 177022, 21]-code), using
- discarding factors / shortening the dual code based on linear OA(3148, 177173, F3, 20) (dual of [177173, 177025, 21]-code), using
- construction X applied to Ce(19) ⊂ Ce(16) [i] based on
- linear OA(3144, 177147, F3, 20) (dual of [177147, 177003, 21]-code), using an extension Ce(19) of the primitive narrow-sense BCH-code C(I) with length 177146 = 311−1, defining interval I = [1,19], and designed minimum distance d ≥ |I|+1 = 20 [i]
- linear OA(3122, 177147, F3, 17) (dual of [177147, 177025, 18]-code), using an extension Ce(16) of the primitive narrow-sense BCH-code C(I) with length 177146 = 311−1, defining interval I = [1,16], and designed minimum distance d ≥ |I|+1 = 17 [i]
- linear OA(34, 26, F3, 2) (dual of [26, 22, 3]-code), using
- discarding factors / shortening the dual code based on linear OA(34, 40, F3, 2) (dual of [40, 36, 3]-code), using
- Hamming code H(4,3) [i]
- discarding factors / shortening the dual code based on linear OA(34, 40, F3, 2) (dual of [40, 36, 3]-code), using
- construction X applied to Ce(19) ⊂ Ce(16) [i] based on
- discarding factors / shortening the dual code based on linear OA(3148, 177173, F3, 20) (dual of [177173, 177025, 21]-code), using
- OA 10-folding and stacking [i] based on linear OA(3148, 177170, F3, 20) (dual of [177170, 177022, 21]-code), using
- net defined by OOA [i] based on linear OOA(3148, 17717, F3, 20, 20) (dual of [(17717, 20), 354192, 21]-NRT-code), using
(129, 129+20, 59058)-Net over F3 — Digital
Digital (129, 149, 59058)-net over F3, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(3149, 59058, F3, 3, 20) (dual of [(59058, 3), 177025, 21]-NRT-code), using
- OOA 3-folding [i] based on linear OA(3149, 177174, F3, 20) (dual of [177174, 177025, 21]-code), using
- 1 times code embedding in larger space [i] based on linear OA(3148, 177173, F3, 20) (dual of [177173, 177025, 21]-code), using
- construction X applied to Ce(19) ⊂ Ce(16) [i] based on
- linear OA(3144, 177147, F3, 20) (dual of [177147, 177003, 21]-code), using an extension Ce(19) of the primitive narrow-sense BCH-code C(I) with length 177146 = 311−1, defining interval I = [1,19], and designed minimum distance d ≥ |I|+1 = 20 [i]
- linear OA(3122, 177147, F3, 17) (dual of [177147, 177025, 18]-code), using an extension Ce(16) of the primitive narrow-sense BCH-code C(I) with length 177146 = 311−1, defining interval I = [1,16], and designed minimum distance d ≥ |I|+1 = 17 [i]
- linear OA(34, 26, F3, 2) (dual of [26, 22, 3]-code), using
- discarding factors / shortening the dual code based on linear OA(34, 40, F3, 2) (dual of [40, 36, 3]-code), using
- Hamming code H(4,3) [i]
- discarding factors / shortening the dual code based on linear OA(34, 40, F3, 2) (dual of [40, 36, 3]-code), using
- construction X applied to Ce(19) ⊂ Ce(16) [i] based on
- 1 times code embedding in larger space [i] based on linear OA(3148, 177173, F3, 20) (dual of [177173, 177025, 21]-code), using
- OOA 3-folding [i] based on linear OA(3149, 177174, F3, 20) (dual of [177174, 177025, 21]-code), using
(129, 129+20, large)-Net in Base 3 — Upper bound on s
There is no (129, 149, large)-net in base 3, because
- 18 times m-reduction [i] would yield (129, 131, large)-net in base 3, but