Best Known (71, 84, s)-Nets in Base 2
(71, 84, 1368)-Net over F2 — Constructive and digital
Digital (71, 84, 1368)-net over F2, using
- 22 times duplication [i] based on digital (69, 82, 1368)-net over F2, using
- net defined by OOA [i] based on linear OOA(282, 1368, F2, 13, 13) (dual of [(1368, 13), 17702, 14]-NRT-code), using
- OOA 6-folding and stacking with additional row [i] based on linear OA(282, 8209, F2, 13) (dual of [8209, 8127, 14]-code), using
- 2 times code embedding in larger space [i] based on linear OA(280, 8207, F2, 13) (dual of [8207, 8127, 14]-code), using
- construction X4 applied to Ce(12) ⊂ Ce(10) [i] based on
- linear OA(279, 8192, F2, 13) (dual of [8192, 8113, 14]-code), using an extension Ce(12) of the primitive narrow-sense BCH-code C(I) with length 8191 = 213−1, defining interval I = [1,12], and designed minimum distance d ≥ |I|+1 = 13 [i]
- linear OA(266, 8192, F2, 11) (dual of [8192, 8126, 12]-code), using an extension Ce(10) of the primitive narrow-sense BCH-code C(I) with length 8191 = 213−1, defining interval I = [1,10], and designed minimum distance d ≥ |I|+1 = 11 [i]
- linear OA(214, 15, F2, 13) (dual of [15, 1, 14]-code), using
- strength reduction [i] based on linear OA(214, 15, F2, 14) (dual of [15, 1, 15]-code or 15-arc in PG(13,2)), using
- dual of repetition code with length 15 [i]
- strength reduction [i] based on linear OA(214, 15, F2, 14) (dual of [15, 1, 15]-code or 15-arc in PG(13,2)), using
- linear OA(21, 15, F2, 1) (dual of [15, 14, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(21, s, F2, 1) (dual of [s, s−1, 2]-code) with arbitrarily large s, using
- construction X4 applied to Ce(12) ⊂ Ce(10) [i] based on
- 2 times code embedding in larger space [i] based on linear OA(280, 8207, F2, 13) (dual of [8207, 8127, 14]-code), using
- OOA 6-folding and stacking with additional row [i] based on linear OA(282, 8209, F2, 13) (dual of [8209, 8127, 14]-code), using
- net defined by OOA [i] based on linear OOA(282, 1368, F2, 13, 13) (dual of [(1368, 13), 17702, 14]-NRT-code), using
(71, 84, 2111)-Net over F2 — Digital
Digital (71, 84, 2111)-net over F2, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(284, 2111, F2, 3, 13) (dual of [(2111, 3), 6249, 14]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(284, 2737, F2, 3, 13) (dual of [(2737, 3), 8127, 14]-NRT-code), using
- 1 times NRT-code embedding in larger space [i] based on linear OOA(281, 2736, F2, 3, 13) (dual of [(2736, 3), 8127, 14]-NRT-code), using
- OOA 3-folding [i] based on linear OA(281, 8208, F2, 13) (dual of [8208, 8127, 14]-code), using
- 1 times code embedding in larger space [i] based on linear OA(280, 8207, F2, 13) (dual of [8207, 8127, 14]-code), using
- construction X4 applied to Ce(12) ⊂ Ce(10) [i] based on
- linear OA(279, 8192, F2, 13) (dual of [8192, 8113, 14]-code), using an extension Ce(12) of the primitive narrow-sense BCH-code C(I) with length 8191 = 213−1, defining interval I = [1,12], and designed minimum distance d ≥ |I|+1 = 13 [i]
- linear OA(266, 8192, F2, 11) (dual of [8192, 8126, 12]-code), using an extension Ce(10) of the primitive narrow-sense BCH-code C(I) with length 8191 = 213−1, defining interval I = [1,10], and designed minimum distance d ≥ |I|+1 = 11 [i]
- linear OA(214, 15, F2, 13) (dual of [15, 1, 14]-code), using
- strength reduction [i] based on linear OA(214, 15, F2, 14) (dual of [15, 1, 15]-code or 15-arc in PG(13,2)), using
- dual of repetition code with length 15 [i]
- strength reduction [i] based on linear OA(214, 15, F2, 14) (dual of [15, 1, 15]-code or 15-arc in PG(13,2)), using
- linear OA(21, 15, F2, 1) (dual of [15, 14, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(21, s, F2, 1) (dual of [s, s−1, 2]-code) with arbitrarily large s, using
- construction X4 applied to Ce(12) ⊂ Ce(10) [i] based on
- 1 times code embedding in larger space [i] based on linear OA(280, 8207, F2, 13) (dual of [8207, 8127, 14]-code), using
- OOA 3-folding [i] based on linear OA(281, 8208, F2, 13) (dual of [8208, 8127, 14]-code), using
- 1 times NRT-code embedding in larger space [i] based on linear OOA(281, 2736, F2, 3, 13) (dual of [(2736, 3), 8127, 14]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(284, 2737, F2, 3, 13) (dual of [(2737, 3), 8127, 14]-NRT-code), using
(71, 84, 43690)-Net in Base 2 — Upper bound on s
There is no (71, 84, 43691)-net in base 2, because
- 1 times m-reduction [i] would yield (71, 83, 43691)-net in base 2, but
- the generalized Rao bound for nets shows that 2m ≥ 9 672222 267168 302194 694930 > 283 [i]