Best Known (84−8, 84, s)-Nets in Base 9
(84−8, 84, 8388600)-Net over F9 — Constructive and digital
Digital (76, 84, 8388600)-net over F9, using
- trace code for nets [i] based on digital (34, 42, 4194300)-net over F81, using
- net defined by OOA [i] based on linear OOA(8142, 4194300, F81, 10, 8) (dual of [(4194300, 10), 41942958, 9]-NRT-code), using
- OOA 2-folding and stacking with additional row [i] based on linear OOA(8142, 8388601, F81, 2, 8) (dual of [(8388601, 2), 16777160, 9]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(8142, 8388602, F81, 2, 8) (dual of [(8388602, 2), 16777162, 9]-NRT-code), using
- (u, u+v)-construction [i] based on
- linear OOA(8113, 4194301, F81, 2, 4) (dual of [(4194301, 2), 8388589, 5]-NRT-code), using
- OOA 2-folding [i] based on linear OA(8113, 8388602, F81, 4) (dual of [8388602, 8388589, 5]-code), using
- discarding factors / shortening the dual code based on linear OA(8113, large, F81, 4) (dual of [large, large−13, 5]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 21523360 | 814−1, defining interval I = [0,3], and designed minimum distance d ≥ |I|+1 = 5 [i]
- discarding factors / shortening the dual code based on linear OA(8113, large, F81, 4) (dual of [large, large−13, 5]-code), using
- OOA 2-folding [i] based on linear OA(8113, 8388602, F81, 4) (dual of [8388602, 8388589, 5]-code), using
- linear OOA(8129, 4194301, F81, 2, 8) (dual of [(4194301, 2), 8388573, 9]-NRT-code), using
- OOA 2-folding [i] based on linear OA(8129, 8388602, F81, 8) (dual of [8388602, 8388573, 9]-code), using
- discarding factors / shortening the dual code based on linear OA(8129, large, F81, 8) (dual of [large, large−29, 9]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 21523360 | 814−1, defining interval I = [0,7], and designed minimum distance d ≥ |I|+1 = 9 [i]
- discarding factors / shortening the dual code based on linear OA(8129, large, F81, 8) (dual of [large, large−29, 9]-code), using
- OOA 2-folding [i] based on linear OA(8129, 8388602, F81, 8) (dual of [8388602, 8388573, 9]-code), using
- linear OOA(8113, 4194301, F81, 2, 4) (dual of [(4194301, 2), 8388589, 5]-NRT-code), using
- (u, u+v)-construction [i] based on
- discarding factors / shortening the dual code based on linear OOA(8142, 8388602, F81, 2, 8) (dual of [(8388602, 2), 16777162, 9]-NRT-code), using
- OOA 2-folding and stacking with additional row [i] based on linear OOA(8142, 8388601, F81, 2, 8) (dual of [(8388601, 2), 16777160, 9]-NRT-code), using
- net defined by OOA [i] based on linear OOA(8142, 4194300, F81, 10, 8) (dual of [(4194300, 10), 41942958, 9]-NRT-code), using
(84−8, 84, 8388602)-Net in Base 9 — Constructive
(76, 84, 8388602)-net in base 9, using
- (u, u+v)-construction [i] based on
- (20, 24, 4194301)-net in base 9, using
- base change [i] based on digital (12, 16, 4194301)-net over F27, using
- net defined by OOA [i] based on linear OOA(2716, 4194301, F27, 4, 4) (dual of [(4194301, 4), 16777188, 5]-NRT-code), using
- OA 2-folding and stacking [i] based on linear OA(2716, 8388602, F27, 4) (dual of [8388602, 8388586, 5]-code), using
- discarding factors / shortening the dual code based on linear OA(2716, large, F27, 4) (dual of [large, large−16, 5]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 14348906 = 275−1, defining interval I = [0,3], and designed minimum distance d ≥ |I|+1 = 5 [i]
- discarding factors / shortening the dual code based on linear OA(2716, large, F27, 4) (dual of [large, large−16, 5]-code), using
- OA 2-folding and stacking [i] based on linear OA(2716, 8388602, F27, 4) (dual of [8388602, 8388586, 5]-code), using
- net defined by OOA [i] based on linear OOA(2716, 4194301, F27, 4, 4) (dual of [(4194301, 4), 16777188, 5]-NRT-code), using
- base change [i] based on digital (12, 16, 4194301)-net over F27, using
- digital (52, 60, 4194301)-net over F9, using
- net defined by OOA [i] based on linear OOA(960, 4194301, F9, 10, 8) (dual of [(4194301, 10), 41942950, 9]-NRT-code), using
- OOA 2-folding and stacking with additional row [i] based on linear OOA(960, large, F9, 2, 8), using
- 1 times NRT-code embedding in larger space [i] based on linear OOA(958, 8388602, F9, 2, 8) (dual of [(8388602, 2), 16777146, 9]-NRT-code), using
- trace code [i] based on linear OOA(8129, 4194301, F81, 2, 8) (dual of [(4194301, 2), 8388573, 9]-NRT-code), using
- OOA 2-folding [i] based on linear OA(8129, 8388602, F81, 8) (dual of [8388602, 8388573, 9]-code), using
- discarding factors / shortening the dual code based on linear OA(8129, large, F81, 8) (dual of [large, large−29, 9]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 21523360 | 814−1, defining interval I = [0,7], and designed minimum distance d ≥ |I|+1 = 9 [i]
- discarding factors / shortening the dual code based on linear OA(8129, large, F81, 8) (dual of [large, large−29, 9]-code), using
- OOA 2-folding [i] based on linear OA(8129, 8388602, F81, 8) (dual of [8388602, 8388573, 9]-code), using
- trace code [i] based on linear OOA(8129, 4194301, F81, 2, 8) (dual of [(4194301, 2), 8388573, 9]-NRT-code), using
- 1 times NRT-code embedding in larger space [i] based on linear OOA(958, 8388602, F9, 2, 8) (dual of [(8388602, 2), 16777146, 9]-NRT-code), using
- OOA 2-folding and stacking with additional row [i] based on linear OOA(960, large, F9, 2, 8), using
- net defined by OOA [i] based on linear OOA(960, 4194301, F9, 10, 8) (dual of [(4194301, 10), 41942950, 9]-NRT-code), using
- (20, 24, 4194301)-net in base 9, using
(84−8, 84, large)-Net over F9 — Digital
Digital (76, 84, large)-net over F9, using
- 5 times m-reduction [i] based on digital (76, 89, large)-net over F9, using
- embedding of OOA with Gilbert–VarÅ¡amov bound [i] based on linear OA(989, large, F9, 13) (dual of [large, large−89, 14]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 21523360 | 98−1, defining interval I = [0,12], and designed minimum distance d ≥ |I|+1 = 14 [i]
- embedding of OOA with Gilbert–VarÅ¡amov bound [i] based on linear OA(989, large, F9, 13) (dual of [large, large−89, 14]-code), using
(84−8, 84, large)-Net in Base 9 — Upper bound on s
There is no (76, 84, large)-net in base 9, because
- 6 times m-reduction [i] would yield (76, 78, large)-net in base 9, but