Best Known (80, 80+23, s)-Nets in Base 9
(80, 80+23, 5369)-Net over F9 — Constructive and digital
Digital (80, 103, 5369)-net over F9, using
- 91 times duplication [i] based on digital (79, 102, 5369)-net over F9, using
- net defined by OOA [i] based on linear OOA(9102, 5369, F9, 23, 23) (dual of [(5369, 23), 123385, 24]-NRT-code), using
- OOA 11-folding and stacking with additional row [i] based on linear OA(9102, 59060, F9, 23) (dual of [59060, 58958, 24]-code), using
- discarding factors / shortening the dual code based on linear OA(9102, 59061, F9, 23) (dual of [59061, 58959, 24]-code), using
- construction X applied to C([0,11]) ⊂ C([0,10]) [i] based on
- linear OA(9101, 59050, F9, 23) (dual of [59050, 58949, 24]-code), using the expurgated narrow-sense BCH-code C(I) with length 59050 | 910−1, defining interval I = [0,11], and minimum distance d ≥ |{−11,−10,…,11}|+1 = 24 (BCH-bound) [i]
- linear OA(991, 59050, F9, 21) (dual of [59050, 58959, 22]-code), using the expurgated narrow-sense BCH-code C(I) with length 59050 | 910−1, defining interval I = [0,10], and minimum distance d ≥ |{−10,−9,…,10}|+1 = 22 (BCH-bound) [i]
- linear OA(91, 11, F9, 1) (dual of [11, 10, 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 C([0,11]) ⊂ C([0,10]) [i] based on
- discarding factors / shortening the dual code based on linear OA(9102, 59061, F9, 23) (dual of [59061, 58959, 24]-code), using
- OOA 11-folding and stacking with additional row [i] based on linear OA(9102, 59060, F9, 23) (dual of [59060, 58958, 24]-code), using
- net defined by OOA [i] based on linear OOA(9102, 5369, F9, 23, 23) (dual of [(5369, 23), 123385, 24]-NRT-code), using
(80, 80+23, 46793)-Net over F9 — Digital
Digital (80, 103, 46793)-net over F9, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(9103, 46793, F9, 23) (dual of [46793, 46690, 24]-code), using
- discarding factors / shortening the dual code based on linear OA(9103, 59062, F9, 23) (dual of [59062, 58959, 24]-code), using
- 1 times code embedding in larger space [i] based on linear OA(9102, 59061, F9, 23) (dual of [59061, 58959, 24]-code), using
- construction X applied to C([0,11]) ⊂ C([0,10]) [i] based on
- linear OA(9101, 59050, F9, 23) (dual of [59050, 58949, 24]-code), using the expurgated narrow-sense BCH-code C(I) with length 59050 | 910−1, defining interval I = [0,11], and minimum distance d ≥ |{−11,−10,…,11}|+1 = 24 (BCH-bound) [i]
- linear OA(991, 59050, F9, 21) (dual of [59050, 58959, 22]-code), using the expurgated narrow-sense BCH-code C(I) with length 59050 | 910−1, defining interval I = [0,10], and minimum distance d ≥ |{−10,−9,…,10}|+1 = 22 (BCH-bound) [i]
- linear OA(91, 11, F9, 1) (dual of [11, 10, 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 C([0,11]) ⊂ C([0,10]) [i] based on
- 1 times code embedding in larger space [i] based on linear OA(9102, 59061, F9, 23) (dual of [59061, 58959, 24]-code), using
- discarding factors / shortening the dual code based on linear OA(9103, 59062, F9, 23) (dual of [59062, 58959, 24]-code), using
(80, 80+23, large)-Net in Base 9 — Upper bound on s
There is no (80, 103, large)-net in base 9, because
- 21 times m-reduction [i] would yield (80, 82, large)-net in base 9, but