Best Known (48, 58, s)-Nets in Base 9
(48, 58, 956595)-Net over F9 — Constructive and digital
Digital (48, 58, 956595)-net over F9, using
- net defined by OOA [i] based on linear OOA(958, 956595, F9, 10, 10) (dual of [(956595, 10), 9565892, 11]-NRT-code), using
- OA 5-folding and stacking [i] based on linear OA(958, 4782975, F9, 10) (dual of [4782975, 4782917, 11]-code), using
- discarding factors / shortening the dual code based on linear OA(958, 4782977, F9, 10) (dual of [4782977, 4782919, 11]-code), using
- construction X applied to Ce(9) ⊂ Ce(7) [i] based on
- linear OA(957, 4782969, F9, 10) (dual of [4782969, 4782912, 11]-code), using an extension Ce(9) of the primitive narrow-sense BCH-code C(I) with length 4782968 = 97−1, defining interval I = [1,9], and designed minimum distance d ≥ |I|+1 = 10 [i]
- linear OA(950, 4782969, F9, 8) (dual of [4782969, 4782919, 9]-code), using an extension Ce(7) of the primitive narrow-sense BCH-code C(I) with length 4782968 = 97−1, defining interval I = [1,7], and designed minimum distance d ≥ |I|+1 = 8 [i]
- linear OA(91, 8, F9, 1) (dual of [8, 7, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(91, s, F9, 1) (dual of [s, s−1, 2]-code) with arbitrarily large s, using
- construction X applied to Ce(9) ⊂ Ce(7) [i] based on
- discarding factors / shortening the dual code based on linear OA(958, 4782977, F9, 10) (dual of [4782977, 4782919, 11]-code), using
- OA 5-folding and stacking [i] based on linear OA(958, 4782975, F9, 10) (dual of [4782975, 4782917, 11]-code), using
(48, 58, 2961948)-Net over F9 — Digital
Digital (48, 58, 2961948)-net over F9, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(958, 2961948, F9, 10) (dual of [2961948, 2961890, 11]-code), using
- discarding factors / shortening the dual code based on linear OA(958, 4782977, F9, 10) (dual of [4782977, 4782919, 11]-code), using
- construction X applied to Ce(9) ⊂ Ce(7) [i] based on
- linear OA(957, 4782969, F9, 10) (dual of [4782969, 4782912, 11]-code), using an extension Ce(9) of the primitive narrow-sense BCH-code C(I) with length 4782968 = 97−1, defining interval I = [1,9], and designed minimum distance d ≥ |I|+1 = 10 [i]
- linear OA(950, 4782969, F9, 8) (dual of [4782969, 4782919, 9]-code), using an extension Ce(7) of the primitive narrow-sense BCH-code C(I) with length 4782968 = 97−1, defining interval I = [1,7], and designed minimum distance d ≥ |I|+1 = 8 [i]
- linear OA(91, 8, F9, 1) (dual of [8, 7, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(91, s, F9, 1) (dual of [s, s−1, 2]-code) with arbitrarily large s, using
- construction X applied to Ce(9) ⊂ Ce(7) [i] based on
- discarding factors / shortening the dual code based on linear OA(958, 4782977, F9, 10) (dual of [4782977, 4782919, 11]-code), using
(48, 58, large)-Net in Base 9 — Upper bound on s
There is no (48, 58, large)-net in base 9, because
- 8 times m-reduction [i] would yield (48, 50, large)-net in base 9, but