Best Known (25, 25+12, s)-Nets in Base 16
(25, 25+12, 1028)-Net over F16 — Constructive and digital
Digital (25, 37, 1028)-net over F16, using
- 1 times m-reduction [i] based on digital (25, 38, 1028)-net over F16, using
- (u, u+v)-construction [i] based on
- digital (6, 12, 514)-net over F16, using
- trace code for nets [i] based on digital (0, 6, 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
- trace code for nets [i] based on digital (0, 6, 257)-net over F256, using
- digital (13, 26, 514)-net over F16, using
- trace code for nets [i] based on digital (0, 13, 257)-net over F256, using
- net from sequence [i] based on digital (0, 256)-sequence over F256 (see above)
- trace code for nets [i] based on digital (0, 13, 257)-net over F256, using
- digital (6, 12, 514)-net over F16, using
- (u, u+v)-construction [i] based on
(25, 25+12, 4273)-Net over F16 — Digital
Digital (25, 37, 4273)-net over F16, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(1637, 4273, F16, 12) (dual of [4273, 4236, 13]-code), using
- 171 step Varšamov–Edel lengthening with (ri) = (2, 14 times 0, 1, 155 times 0) [i] based on linear OA(1634, 4099, F16, 12) (dual of [4099, 4065, 13]-code), using
- construction X applied to Ce(11) ⊂ Ce(10) [i] based on
- linear OA(1634, 4096, F16, 12) (dual of [4096, 4062, 13]-code), using an extension Ce(11) of the primitive narrow-sense BCH-code C(I) with length 4095 = 163−1, defining interval I = [1,11], and designed minimum distance d ≥ |I|+1 = 12 [i]
- linear OA(1631, 4096, F16, 11) (dual of [4096, 4065, 12]-code), using an extension Ce(10) of the primitive narrow-sense BCH-code C(I) with length 4095 = 163−1, defining interval I = [1,10], and designed minimum distance d ≥ |I|+1 = 11 [i]
- linear OA(160, 3, F16, 0) (dual of [3, 3, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(160, s, F16, 0) (dual of [s, s, 1]-code) with arbitrarily large s, using
- construction X applied to Ce(11) ⊂ Ce(10) [i] based on
- 171 step Varšamov–Edel lengthening with (ri) = (2, 14 times 0, 1, 155 times 0) [i] based on linear OA(1634, 4099, F16, 12) (dual of [4099, 4065, 13]-code), using
(25, 25+12, 5315414)-Net in Base 16 — Upper bound on s
There is no (25, 37, 5315415)-net in base 16, because
- the generalized Rao bound for nets shows that 16m ≥ 356 812076 929122 501483 988453 535316 200775 536101 > 1637 [i]