Best Known (149−13, 149, s)-Nets in Base 3
(149−13, 149, 1398829)-Net over F3 — Constructive and digital
Digital (136, 149, 1398829)-net over F3, using
- (u, u+v)-construction [i] based on
- digital (22, 28, 729)-net over F3, using
- net defined by OOA [i] based on linear OOA(328, 729, F3, 6, 6) (dual of [(729, 6), 4346, 7]-NRT-code), using
- appending kth column [i] based on linear OOA(328, 729, F3, 5, 6) (dual of [(729, 5), 3617, 7]-NRT-code), using
- OA 3-folding and stacking [i] based on linear OA(328, 2187, F3, 6) (dual of [2187, 2159, 7]-code), using
- 1 times truncation [i] based on linear OA(329, 2188, F3, 7) (dual of [2188, 2159, 8]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 2188 | 314−1, defining interval I = [0,3], and minimum distance d ≥ |{−3,−2,…,3}|+1 = 8 (BCH-bound) [i]
- 1 times truncation [i] based on linear OA(329, 2188, F3, 7) (dual of [2188, 2159, 8]-code), using
- OA 3-folding and stacking [i] based on linear OA(328, 2187, F3, 6) (dual of [2187, 2159, 7]-code), using
- appending kth column [i] based on linear OOA(328, 729, F3, 5, 6) (dual of [(729, 5), 3617, 7]-NRT-code), using
- net defined by OOA [i] based on linear OOA(328, 729, F3, 6, 6) (dual of [(729, 6), 4346, 7]-NRT-code), using
- digital (108, 121, 1398100)-net over F3, using
- net defined by OOA [i] based on linear OOA(3121, 1398100, F3, 13, 13) (dual of [(1398100, 13), 18175179, 14]-NRT-code), using
- OOA 6-folding and stacking with additional row [i] based on linear OA(3121, 8388601, F3, 13) (dual of [8388601, 8388480, 14]-code), using
- discarding factors / shortening the dual code based on linear OA(3121, large, F3, 13) (dual of [large, large−121, 14]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 14348908 | 330−1, 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(3121, large, F3, 13) (dual of [large, large−121, 14]-code), using
- OOA 6-folding and stacking with additional row [i] based on linear OA(3121, 8388601, F3, 13) (dual of [8388601, 8388480, 14]-code), using
- net defined by OOA [i] based on linear OOA(3121, 1398100, F3, 13, 13) (dual of [(1398100, 13), 18175179, 14]-NRT-code), using
- digital (22, 28, 729)-net over F3, using
(149−13, 149, 6448120)-Net over F3 — Digital
Digital (136, 149, 6448120)-net over F3, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(3149, 6448120, F3, 13) (dual of [6448120, 6447971, 14]-code), using
- discarding factors / shortening the dual code based on linear OA(3149, large, F3, 13) (dual of [large, large−149, 14]-code), using
- 28 times code embedding in larger space [i] based on linear OA(3121, large, F3, 13) (dual of [large, large−121, 14]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 14348908 | 330−1, defining interval I = [0,6], and minimum distance d ≥ |{−6,−5,…,6}|+1 = 14 (BCH-bound) [i]
- 28 times code embedding in larger space [i] based on linear OA(3121, large, F3, 13) (dual of [large, large−121, 14]-code), using
- discarding factors / shortening the dual code based on linear OA(3149, large, F3, 13) (dual of [large, large−149, 14]-code), using
(149−13, 149, large)-Net in Base 3 — Upper bound on s
There is no (136, 149, large)-net in base 3, because
- 11 times m-reduction [i] would yield (136, 138, large)-net in base 3, but