Best Known (54−19, 54, s)-Nets in Base 8
(54−19, 54, 354)-Net over F8 — Constructive and digital
Digital (35, 54, 354)-net over F8, using
- 2 times m-reduction [i] based on digital (35, 56, 354)-net over F8, using
- trace code for nets [i] based on digital (7, 28, 177)-net over F64, using
- net from sequence [i] based on digital (7, 176)-sequence over F64, using
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F64 with g(F) = 7 and N(F) ≥ 177, using
- net from sequence [i] based on digital (7, 176)-sequence over F64, using
- trace code for nets [i] based on digital (7, 28, 177)-net over F64, using
(54−19, 54, 516)-Net in Base 8 — Constructive
(35, 54, 516)-net in base 8, using
- trace code for nets [i] based on (8, 27, 258)-net in base 64, using
- 1 times m-reduction [i] based on (8, 28, 258)-net in base 64, using
- base change [i] based on digital (1, 21, 258)-net over F256, using
- net from sequence [i] based on digital (1, 257)-sequence over F256, using
- base change [i] based on digital (1, 21, 258)-net over F256, using
- 1 times m-reduction [i] based on (8, 28, 258)-net in base 64, using
(54−19, 54, 578)-Net over F8 — Digital
Digital (35, 54, 578)-net over F8, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(854, 578, F8, 19) (dual of [578, 524, 20]-code), using
- 56 step Varšamov–Edel lengthening with (ri) = (2, 0, 1, 5 times 0, 1, 14 times 0, 1, 32 times 0) [i] based on linear OA(849, 517, F8, 19) (dual of [517, 468, 20]-code), using
- construction XX applied to C1 = C([510,16]), C2 = C([0,17]), C3 = C1 + C2 = C([0,16]), and C∩ = C1 ∩ C2 = C([510,17]) [i] based on
- linear OA(846, 511, F8, 18) (dual of [511, 465, 19]-code), using the primitive BCH-code C(I) with length 511 = 83−1, defining interval I = {−1,0,…,16}, and designed minimum distance d ≥ |I|+1 = 19 [i]
- linear OA(846, 511, F8, 18) (dual of [511, 465, 19]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 511 = 83−1, defining interval I = [0,17], and designed minimum distance d ≥ |I|+1 = 19 [i]
- linear OA(849, 511, F8, 19) (dual of [511, 462, 20]-code), using the primitive BCH-code C(I) with length 511 = 83−1, defining interval I = {−1,0,…,17}, and designed minimum distance d ≥ |I|+1 = 20 [i]
- linear OA(843, 511, F8, 17) (dual of [511, 468, 18]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 511 = 83−1, defining interval I = [0,16], and designed minimum distance d ≥ |I|+1 = 18 [i]
- linear OA(80, 3, F8, 0) (dual of [3, 3, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(80, s, F8, 0) (dual of [s, s, 1]-code) with arbitrarily large s, using
- linear OA(80, 3, F8, 0) (dual of [3, 3, 1]-code) (see above)
- construction XX applied to C1 = C([510,16]), C2 = C([0,17]), C3 = C1 + C2 = C([0,16]), and C∩ = C1 ∩ C2 = C([510,17]) [i] based on
- 56 step Varšamov–Edel lengthening with (ri) = (2, 0, 1, 5 times 0, 1, 14 times 0, 1, 32 times 0) [i] based on linear OA(849, 517, F8, 19) (dual of [517, 468, 20]-code), using
(54−19, 54, 123262)-Net in Base 8 — Upper bound on s
There is no (35, 54, 123263)-net in base 8, because
- 1 times m-reduction [i] would yield (35, 53, 123263)-net in base 8, but
- the generalized Rao bound for nets shows that 8m ≥ 730771 382408 860091 650937 743534 606844 798655 334178 > 853 [i]