Best Known (197, 197+14, s)-Nets in Base 3
(197, 197+14, 3595139)-Net over F3 — Constructive and digital
Digital (197, 211, 3595139)-net over F3, using
- (u, u+v)-construction [i] based on
- digital (6, 13, 26)-net over F3, using
- digital (184, 198, 3595113)-net over F3, using
- trace code for nets [i] based on digital (52, 66, 1198371)-net over F27, using
- net defined by OOA [i] based on linear OOA(2766, 1198371, F27, 14, 14) (dual of [(1198371, 14), 16777128, 15]-NRT-code), using
- OA 7-folding and stacking [i] based on linear OA(2766, 8388597, F27, 14) (dual of [8388597, 8388531, 15]-code), using
- discarding factors / shortening the dual code based on linear OA(2766, large, F27, 14) (dual of [large, large−66, 15]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 14348906 = 275−1, defining interval I = [0,13], and designed minimum distance d ≥ |I|+1 = 15 [i]
- discarding factors / shortening the dual code based on linear OA(2766, large, F27, 14) (dual of [large, large−66, 15]-code), using
- OA 7-folding and stacking [i] based on linear OA(2766, 8388597, F27, 14) (dual of [8388597, 8388531, 15]-code), using
- net defined by OOA [i] based on linear OOA(2766, 1198371, F27, 14, 14) (dual of [(1198371, 14), 16777128, 15]-NRT-code), using
- trace code for nets [i] based on digital (52, 66, 1198371)-net over F27, using
(197, 197+14, large)-Net over F3 — Digital
Digital (197, 211, large)-net over F3, using
- 38 times duplication [i] based on digital (189, 203, large)-net over F3, using
- t-expansion [i] based on digital (186, 203, large)-net over F3, using
- embedding of OOA with Gilbert–VarÅ¡amov bound [i] based on linear OA(3203, large, F3, 17) (dual of [large, large−203, 18]-code), using
- 37 times code embedding in larger space [i] based on linear OA(3166, large, F3, 17) (dual of [large, large−166, 18]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 14348906 = 315−1, defining interval I = [0,16], and designed minimum distance d ≥ |I|+1 = 18 [i]
- 37 times code embedding in larger space [i] based on linear OA(3166, large, F3, 17) (dual of [large, large−166, 18]-code), using
- embedding of OOA with Gilbert–VarÅ¡amov bound [i] based on linear OA(3203, large, F3, 17) (dual of [large, large−203, 18]-code), using
- t-expansion [i] based on digital (186, 203, large)-net over F3, using
(197, 197+14, large)-Net in Base 3 — Upper bound on s
There is no (197, 211, large)-net in base 3, because
- 12 times m-reduction [i] would yield (197, 199, large)-net in base 3, but