Best Known (118, 139, s)-Nets in Base 3
(118, 139, 1978)-Net over F3 — Constructive and digital
Digital (118, 139, 1978)-net over F3, using
- (u, u+v)-construction [i] based on
- digital (3, 13, 10)-net over F3, using
- net from sequence [i] based on digital (3, 9)-sequence over F3, using
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F3 with g(F) = 3 and N(F) ≥ 10, using
- net from sequence [i] based on digital (3, 9)-sequence over F3, using
- digital (105, 126, 1968)-net over F3, using
- net defined by OOA [i] based on linear OOA(3126, 1968, F3, 21, 21) (dual of [(1968, 21), 41202, 22]-NRT-code), using
- OOA 10-folding and stacking with additional row [i] based on linear OA(3126, 19681, F3, 21) (dual of [19681, 19555, 22]-code), using
- discarding factors / shortening the dual code based on linear OA(3126, 19682, F3, 21) (dual of [19682, 19556, 22]-code), using
- 1 times truncation [i] based on linear OA(3127, 19683, F3, 22) (dual of [19683, 19556, 23]-code), using
- an extension Ce(21) of the primitive narrow-sense BCH-code C(I) with length 19682 = 39−1, defining interval I = [1,21], and designed minimum distance d ≥ |I|+1 = 22 [i]
- 1 times truncation [i] based on linear OA(3127, 19683, F3, 22) (dual of [19683, 19556, 23]-code), using
- discarding factors / shortening the dual code based on linear OA(3126, 19682, F3, 21) (dual of [19682, 19556, 22]-code), using
- OOA 10-folding and stacking with additional row [i] based on linear OA(3126, 19681, F3, 21) (dual of [19681, 19555, 22]-code), using
- net defined by OOA [i] based on linear OOA(3126, 1968, F3, 21, 21) (dual of [(1968, 21), 41202, 22]-NRT-code), using
- digital (3, 13, 10)-net over F3, using
(118, 139, 11559)-Net over F3 — Digital
Digital (118, 139, 11559)-net over F3, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(3139, 11559, F3, 21) (dual of [11559, 11420, 22]-code), using
- discarding factors / shortening the dual code based on linear OA(3139, 19732, F3, 21) (dual of [19732, 19593, 22]-code), using
- construction X applied to C([0,10]) ⊂ C([0,7]) [i] based on
- linear OA(3127, 19684, F3, 21) (dual of [19684, 19557, 22]-code), using the expurgated narrow-sense BCH-code C(I) with length 19684 | 318−1, defining interval I = [0,10], and minimum distance d ≥ |{−10,−9,…,10}|+1 = 22 (BCH-bound) [i]
- linear OA(391, 19684, F3, 15) (dual of [19684, 19593, 16]-code), using the expurgated narrow-sense BCH-code C(I) with length 19684 | 318−1, defining interval I = [0,7], and minimum distance d ≥ |{−7,−6,…,7}|+1 = 16 (BCH-bound) [i]
- linear OA(312, 48, F3, 5) (dual of [48, 36, 6]-code), using
- discarding factors / shortening the dual code based on linear OA(312, 54, F3, 5) (dual of [54, 42, 6]-code), using
- (u, u−v, u+v+w)-construction [i] based on
- linear OA(31, 13, F3, 1) (dual of [13, 12, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(31, s, F3, 1) (dual of [s, s−1, 2]-code) with arbitrarily large s, using
- linear OA(33, 13, F3, 2) (dual of [13, 10, 3]-code), using
- Hamming code H(3,3) [i]
- linear OA(38, 28, F3, 5) (dual of [28, 20, 6]-code), using
- dual code (with bound on d by construction Y1) [i] based on
- linear OA(31, 13, F3, 1) (dual of [13, 12, 2]-code), using
- (u, u−v, u+v+w)-construction [i] based on
- discarding factors / shortening the dual code based on linear OA(312, 54, F3, 5) (dual of [54, 42, 6]-code), using
- construction X applied to C([0,10]) ⊂ C([0,7]) [i] based on
- discarding factors / shortening the dual code based on linear OA(3139, 19732, F3, 21) (dual of [19732, 19593, 22]-code), using
(118, 139, large)-Net in Base 3 — Upper bound on s
There is no (118, 139, large)-net in base 3, because
- 19 times m-reduction [i] would yield (118, 120, large)-net in base 3, but