Best Known (32, 57, s)-Nets in Base 32
(32, 57, 224)-Net over F32 — Constructive and digital
Digital (32, 57, 224)-net over F32, using
- (u, u+v)-construction [i] based on
- digital (9, 21, 104)-net over F32, using
- net from sequence [i] based on digital (9, 103)-sequence over F32, using
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F32 with g(F) = 9 and N(F) ≥ 104, using
- net from sequence [i] based on digital (9, 103)-sequence over F32, using
- digital (11, 36, 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 (9, 21, 104)-net over F32, using
(32, 57, 337)-Net in Base 32 — Constructive
(32, 57, 337)-net in base 32, using
- 321 times duplication [i] based on (31, 56, 337)-net in base 32, using
- (u, u+v)-construction [i] based on
- (4, 16, 80)-net in base 32, using
- 2 times m-reduction [i] based on (4, 18, 80)-net in base 32, using
- base change [i] based on digital (1, 15, 80)-net over F64, using
- net from sequence [i] based on digital (1, 79)-sequence over F64, using
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F64 with g(F) = 1 and N(F) ≥ 80, using
- net from sequence [i] based on digital (1, 79)-sequence over F64, using
- base change [i] based on digital (1, 15, 80)-net over F64, using
- 2 times m-reduction [i] based on (4, 18, 80)-net in base 32, using
- (15, 40, 257)-net in base 32, using
- base change [i] based on digital (0, 25, 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, 25, 257)-net over F256, using
- (4, 16, 80)-net in base 32, using
- (u, u+v)-construction [i] based on
(32, 57, 1227)-Net over F32 — Digital
Digital (32, 57, 1227)-net over F32, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(3257, 1227, F32, 25) (dual of [1227, 1170, 26]-code), using
- 192 step Varšamov–Edel lengthening with (ri) = (4, 0, 0, 1, 8 times 0, 1, 23 times 0, 1, 52 times 0, 1, 102 times 0) [i] based on linear OA(3249, 1027, F32, 25) (dual of [1027, 978, 26]-code), using
- construction XX applied to C1 = C([1022,22]), C2 = C([0,23]), C3 = C1 + C2 = C([0,22]), and C∩ = C1 ∩ C2 = C([1022,23]) [i] based on
- linear OA(3247, 1023, F32, 24) (dual of [1023, 976, 25]-code), using the primitive BCH-code C(I) with length 1023 = 322−1, defining interval I = {−1,0,…,22}, and designed minimum distance d ≥ |I|+1 = 25 [i]
- linear OA(3247, 1023, F32, 24) (dual of [1023, 976, 25]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 1023 = 322−1, defining interval I = [0,23], and designed minimum distance d ≥ |I|+1 = 25 [i]
- linear OA(3249, 1023, F32, 25) (dual of [1023, 974, 26]-code), using the primitive BCH-code C(I) with length 1023 = 322−1, defining interval I = {−1,0,…,23}, and designed minimum distance d ≥ |I|+1 = 26 [i]
- linear OA(3245, 1023, F32, 23) (dual of [1023, 978, 24]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 1023 = 322−1, defining interval I = [0,22], and designed minimum distance d ≥ |I|+1 = 24 [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([1022,22]), C2 = C([0,23]), C3 = C1 + C2 = C([0,22]), and C∩ = C1 ∩ C2 = C([1022,23]) [i] based on
- 192 step Varšamov–Edel lengthening with (ri) = (4, 0, 0, 1, 8 times 0, 1, 23 times 0, 1, 52 times 0, 1, 102 times 0) [i] based on linear OA(3249, 1027, F32, 25) (dual of [1027, 978, 26]-code), using
(32, 57, 1803148)-Net in Base 32 — Upper bound on s
There is no (32, 57, 1803149)-net in base 32, because
- 1 times m-reduction [i] would yield (32, 56, 1803149)-net in base 32, but
- the generalized Rao bound for nets shows that 32m ≥ 1 942673 255145 899645 337124 950229 311950 308955 578027 032227 875961 754067 391552 751121 742129 > 3256 [i]