Best Known (67−30, 67, s)-Nets in Base 32
(67−30, 67, 240)-Net over F32 — Constructive and digital
Digital (37, 67, 240)-net over F32, using
- (u, u+v)-construction [i] based on
- digital (11, 26, 120)-net over F32, using
- net from sequence [i] based on digital (11, 119)-sequence over F32, using
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F32 with g(F) = 11 and N(F) ≥ 120, using
- net from sequence [i] based on digital (11, 119)-sequence over F32, using
- digital (11, 41, 120)-net over F32, using
- net from sequence [i] based on digital (11, 119)-sequence over F32 (see above)
- digital (11, 26, 120)-net over F32, using
(67−30, 67, 322)-Net in Base 32 — Constructive
(37, 67, 322)-net in base 32, using
- 321 times duplication [i] based on (36, 66, 322)-net in base 32, using
- (u, u+v)-construction [i] based on
- (3, 18, 65)-net in base 32, using
- base change [i] based on digital (0, 15, 65)-net over F64, using
- net from sequence [i] based on digital (0, 64)-sequence over F64, using
- generalized Faure sequence [i]
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F64 with g(F) = 0 and N(F) ≥ 65, using
- the rational function field F64(x) [i]
- Niederreiter sequence [i]
- net from sequence [i] based on digital (0, 64)-sequence over F64, using
- base change [i] based on digital (0, 15, 65)-net over F64, using
- (18, 48, 257)-net in base 32, using
- base change [i] based on digital (0, 30, 257)-net over F256, using
- net from sequence [i] based on digital (0, 256)-sequence over F256, using
- generalized Faure sequence [i]
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257, using
- the rational function field F256(x) [i]
- Niederreiter sequence [i]
- net from sequence [i] based on digital (0, 256)-sequence over F256, using
- base change [i] based on digital (0, 30, 257)-net over F256, using
- (3, 18, 65)-net in base 32, using
- (u, u+v)-construction [i] based on
(67−30, 67, 1172)-Net over F32 — Digital
Digital (37, 67, 1172)-net over F32, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(3267, 1172, F32, 30) (dual of [1172, 1105, 31]-code), using
- 137 step Varšamov–Edel lengthening with (ri) = (4, 0, 0, 1, 5 times 0, 1, 15 times 0, 1, 37 times 0, 1, 73 times 0) [i] based on linear OA(3259, 1027, F32, 30) (dual of [1027, 968, 31]-code), using
- construction XX applied to C1 = C([1022,27]), C2 = C([0,28]), C3 = C1 + C2 = C([0,27]), and C∩ = C1 ∩ C2 = C([1022,28]) [i] based on
- linear OA(3257, 1023, F32, 29) (dual of [1023, 966, 30]-code), using the primitive BCH-code C(I) with length 1023 = 322−1, defining interval I = {−1,0,…,27}, and designed minimum distance d ≥ |I|+1 = 30 [i]
- linear OA(3257, 1023, F32, 29) (dual of [1023, 966, 30]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 1023 = 322−1, defining interval I = [0,28], and designed minimum distance d ≥ |I|+1 = 30 [i]
- linear OA(3259, 1023, F32, 30) (dual of [1023, 964, 31]-code), using the primitive BCH-code C(I) with length 1023 = 322−1, defining interval I = {−1,0,…,28}, and designed minimum distance d ≥ |I|+1 = 31 [i]
- linear OA(3255, 1023, F32, 28) (dual of [1023, 968, 29]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 1023 = 322−1, defining interval I = [0,27], and designed minimum distance d ≥ |I|+1 = 29 [i]
- linear OA(320, 2, F32, 0) (dual of [2, 2, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(320, s, F32, 0) (dual of [s, s, 1]-code) with arbitrarily large s, using
- linear OA(320, 2, F32, 0) (dual of [2, 2, 1]-code) (see above)
- construction XX applied to C1 = C([1022,27]), C2 = C([0,28]), C3 = C1 + C2 = C([0,27]), and C∩ = C1 ∩ C2 = C([1022,28]) [i] based on
- 137 step Varšamov–Edel lengthening with (ri) = (4, 0, 0, 1, 5 times 0, 1, 15 times 0, 1, 37 times 0, 1, 73 times 0) [i] based on linear OA(3259, 1027, F32, 30) (dual of [1027, 968, 31]-code), using
(67−30, 67, 1094977)-Net in Base 32 — Upper bound on s
There is no (37, 67, 1094978)-net in base 32, because
- the generalized Rao bound for nets shows that 32m ≥ 69992 454470 147879 087699 555747 957954 165069 799289 768754 679362 619778 124127 357581 736466 223791 105744 247968 > 3267 [i]