Information on Result #1657829
Linear OOA(2220, 408, F2, 6, 40) (dual of [(408, 6), 2228, 41]-NRT-code), using OOA 2-folding based on linear OOA(2220, 816, F2, 3, 40) (dual of [(816, 3), 2228, 41]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(2220, 817, F2, 3, 40) (dual of [(817, 3), 2231, 41]-NRT-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(2220, 817, F2, 2, 40) (dual of [(817, 2), 1414, 41]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(2220, 1024, F2, 2, 40) (dual of [(1024, 2), 1828, 41]-NRT-code), using
- OOA 2-folding [i] based on linear OA(2220, 2048, F2, 40) (dual of [2048, 1828, 41]-code), using
- 1 times truncation [i] based on linear OA(2221, 2049, F2, 41) (dual of [2049, 1828, 42]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 2049 | 222−1, defining interval I = [0,20], and minimum distance d ≥ |{−20,−19,…,20}|+1 = 42 (BCH-bound) [i]
- 1 times truncation [i] based on linear OA(2221, 2049, F2, 41) (dual of [2049, 1828, 42]-code), using
- OOA 2-folding [i] based on linear OA(2220, 2048, F2, 40) (dual of [2048, 1828, 41]-code), using
- discarding factors / shortening the dual code based on linear OOA(2220, 1024, F2, 2, 40) (dual of [(1024, 2), 1828, 41]-NRT-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(2220, 817, F2, 2, 40) (dual of [(817, 2), 1414, 41]-NRT-code), using
Mode: Linear.
Optimality
Show details for fixed k and m, n and k, k and s, k and t, n and m, m and s, m and t, n and s, n and t.
Other Results with Identical Parameters
None.
Depending Results
None.