Best Known (133, 133+19, s)-Nets in Base 3
(133, 133+19, 59052)-Net over F3 — Constructive and digital
Digital (133, 152, 59052)-net over F3, using
- 33 times duplication [i] based on digital (130, 149, 59052)-net over F3, using
- net defined by OOA [i] based on linear OOA(3149, 59052, F3, 19, 19) (dual of [(59052, 19), 1121839, 20]-NRT-code), using
- OOA 9-folding and stacking with additional row [i] based on linear OA(3149, 531469, F3, 19) (dual of [531469, 531320, 20]-code), using
- construction X applied to Ce(18) ⊂ Ce(15) [i] based on
- linear OA(3145, 531441, F3, 19) (dual of [531441, 531296, 20]-code), using an extension Ce(18) of the primitive narrow-sense BCH-code C(I) with length 531440 = 312−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
- linear OA(3121, 531441, F3, 16) (dual of [531441, 531320, 17]-code), using an extension Ce(15) of the primitive narrow-sense BCH-code C(I) with length 531440 = 312−1, defining interval I = [1,15], and designed minimum distance d ≥ |I|+1 = 16 [i]
- linear OA(34, 28, F3, 2) (dual of [28, 24, 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(18) ⊂ Ce(15) [i] based on
- OOA 9-folding and stacking with additional row [i] based on linear OA(3149, 531469, F3, 19) (dual of [531469, 531320, 20]-code), using
- net defined by OOA [i] based on linear OOA(3149, 59052, F3, 19, 19) (dual of [(59052, 19), 1121839, 20]-NRT-code), using
(133, 133+19, 176241)-Net over F3 — Digital
Digital (133, 152, 176241)-net over F3, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(3152, 176241, F3, 3, 19) (dual of [(176241, 3), 528571, 20]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(3152, 177157, F3, 3, 19) (dual of [(177157, 3), 531319, 20]-NRT-code), using
- 31 times duplication [i] based on linear OOA(3151, 177157, F3, 3, 19) (dual of [(177157, 3), 531320, 20]-NRT-code), using
- OOA 3-folding [i] based on linear OA(3151, 531471, F3, 19) (dual of [531471, 531320, 20]-code), using
- discarding factors / shortening the dual code based on linear OA(3151, 531472, F3, 19) (dual of [531472, 531321, 20]-code), using
- construction X applied to C([0,9]) ⊂ C([0,7]) [i] based on
- linear OA(3145, 531442, F3, 19) (dual of [531442, 531297, 20]-code), using the expurgated narrow-sense BCH-code C(I) with length 531442 | 324−1, defining interval I = [0,9], and minimum distance d ≥ |{−9,−8,…,9}|+1 = 20 (BCH-bound) [i]
- linear OA(3121, 531442, F3, 15) (dual of [531442, 531321, 16]-code), using the expurgated narrow-sense BCH-code C(I) with length 531442 | 324−1, defining interval I = [0,7], and minimum distance d ≥ |{−7,−6,…,7}|+1 = 16 (BCH-bound) [i]
- linear OA(36, 30, F3, 3) (dual of [30, 24, 4]-code or 30-cap in PG(5,3)), using
- discarding factors / shortening the dual code based on linear OA(36, 48, F3, 3) (dual of [48, 42, 4]-code or 48-cap in PG(5,3)), using
- construction X applied to C([0,9]) ⊂ C([0,7]) [i] based on
- discarding factors / shortening the dual code based on linear OA(3151, 531472, F3, 19) (dual of [531472, 531321, 20]-code), using
- OOA 3-folding [i] based on linear OA(3151, 531471, F3, 19) (dual of [531471, 531320, 20]-code), using
- 31 times duplication [i] based on linear OOA(3151, 177157, F3, 3, 19) (dual of [(177157, 3), 531320, 20]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(3152, 177157, F3, 3, 19) (dual of [(177157, 3), 531319, 20]-NRT-code), using
(133, 133+19, large)-Net in Base 3 — Upper bound on s
There is no (133, 152, large)-net in base 3, because
- 17 times m-reduction [i] would yield (133, 135, large)-net in base 3, but