Best Known (100, 120, s)-Nets in Base 4
(100, 120, 6553)-Net over F4 — Constructive and digital
Digital (100, 120, 6553)-net over F4, using
- net defined by OOA [i] based on linear OOA(4120, 6553, F4, 20, 20) (dual of [(6553, 20), 130940, 21]-NRT-code), using
- OA 10-folding and stacking [i] based on linear OA(4120, 65530, F4, 20) (dual of [65530, 65410, 21]-code), using
- discarding factors / shortening the dual code based on linear OA(4120, 65535, F4, 20) (dual of [65535, 65415, 21]-code), using
- 1 times truncation [i] based on linear OA(4121, 65536, F4, 21) (dual of [65536, 65415, 22]-code), using
- an extension Ce(20) of the primitive narrow-sense BCH-code C(I) with length 65535 = 48−1, defining interval I = [1,20], and designed minimum distance d ≥ |I|+1 = 21 [i]
- 1 times truncation [i] based on linear OA(4121, 65536, F4, 21) (dual of [65536, 65415, 22]-code), using
- discarding factors / shortening the dual code based on linear OA(4120, 65535, F4, 20) (dual of [65535, 65415, 21]-code), using
- OA 10-folding and stacking [i] based on linear OA(4120, 65530, F4, 20) (dual of [65530, 65410, 21]-code), using
(100, 120, 32767)-Net over F4 — Digital
Digital (100, 120, 32767)-net over F4, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(4120, 32767, F4, 2, 20) (dual of [(32767, 2), 65414, 21]-NRT-code), using
- OOA 2-folding [i] based on linear OA(4120, 65534, F4, 20) (dual of [65534, 65414, 21]-code), using
- discarding factors / shortening the dual code based on linear OA(4120, 65535, F4, 20) (dual of [65535, 65415, 21]-code), using
- 1 times truncation [i] based on linear OA(4121, 65536, F4, 21) (dual of [65536, 65415, 22]-code), using
- an extension Ce(20) of the primitive narrow-sense BCH-code C(I) with length 65535 = 48−1, defining interval I = [1,20], and designed minimum distance d ≥ |I|+1 = 21 [i]
- 1 times truncation [i] based on linear OA(4121, 65536, F4, 21) (dual of [65536, 65415, 22]-code), using
- discarding factors / shortening the dual code based on linear OA(4120, 65535, F4, 20) (dual of [65535, 65415, 21]-code), using
- OOA 2-folding [i] based on linear OA(4120, 65534, F4, 20) (dual of [65534, 65414, 21]-code), using
(100, 120, large)-Net in Base 4 — Upper bound on s
There is no (100, 120, large)-net in base 4, because
- 18 times m-reduction [i] would yield (100, 102, large)-net in base 4, but