Best Known (108−20, 108, s)-Nets in Base 3
(108−20, 108, 688)-Net over F3 — Constructive and digital
Digital (88, 108, 688)-net over F3, using
- trace code for nets [i] based on digital (7, 27, 172)-net over F81, using
- net from sequence [i] based on digital (7, 171)-sequence over F81, using
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F81 with g(F) = 7 and N(F) ≥ 172, using
- net from sequence [i] based on digital (7, 171)-sequence over F81, using
(108−20, 108, 3287)-Net over F3 — Digital
Digital (88, 108, 3287)-net over F3, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(3108, 3287, F3, 2, 20) (dual of [(3287, 2), 6466, 21]-NRT-code), using
- OOA 2-folding [i] based on linear OA(3108, 6574, F3, 20) (dual of [6574, 6466, 21]-code), using
- construction X applied to Ce(19) ⊂ Ce(16) [i] based on
- linear OA(3105, 6561, F3, 20) (dual of [6561, 6456, 21]-code), using an extension Ce(19) of the primitive narrow-sense BCH-code C(I) with length 6560 = 38−1, defining interval I = [1,19], and designed minimum distance d ≥ |I|+1 = 20 [i]
- linear OA(389, 6561, F3, 17) (dual of [6561, 6472, 18]-code), using an extension Ce(16) of the primitive narrow-sense BCH-code C(I) with length 6560 = 38−1, defining interval I = [1,16], and designed minimum distance d ≥ |I|+1 = 17 [i]
- linear OA(33, 13, F3, 2) (dual of [13, 10, 3]-code), using
- Hamming code H(3,3) [i]
- construction X applied to Ce(19) ⊂ Ce(16) [i] based on
- OOA 2-folding [i] based on linear OA(3108, 6574, F3, 20) (dual of [6574, 6466, 21]-code), using
(108−20, 108, 321990)-Net in Base 3 — Upper bound on s
There is no (88, 108, 321991)-net in base 3, because
- the generalized Rao bound for nets shows that 3m ≥ 3381 445427 580502 398104 294038 891582 605827 856129 112317 > 3108 [i]