Information on Result #1480464
Linear OOA(4220, 7371, F4, 3, 40) (dual of [(7371, 3), 21893, 41]-NRT-code), using OOA 2-folding based on linear OOA(4220, 14742, F4, 2, 40) (dual of [(14742, 2), 29264, 41]-NRT-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(4220, 14742, F4, 40) (dual of [14742, 14522, 41]-code), using
- discarding factors / shortening the dual code based on linear OA(4220, 16422, F4, 40) (dual of [16422, 16202, 41]-code), using
- 1 times truncation [i] based on linear OA(4221, 16423, F4, 41) (dual of [16423, 16202, 42]-code), using
- construction X applied to C([0,20]) ⊂ C([0,17]) [i] based on
- linear OA(4211, 16385, F4, 41) (dual of [16385, 16174, 42]-code), using the expurgated narrow-sense BCH-code C(I) with length 16385 | 414−1, defining interval I = [0,20], and minimum distance d ≥ |{−20,−19,…,20}|+1 = 42 (BCH-bound) [i]
- linear OA(4183, 16385, F4, 35) (dual of [16385, 16202, 36]-code), using the expurgated narrow-sense BCH-code C(I) with length 16385 | 414−1, defining interval I = [0,17], and minimum distance d ≥ |{−17,−16,…,17}|+1 = 36 (BCH-bound) [i]
- linear OA(410, 38, F4, 5) (dual of [38, 28, 6]-code), using
- discarding factors / shortening the dual code based on linear OA(410, 63, F4, 5) (dual of [63, 53, 6]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 63 = 43−1, defining interval I = [0,3], and designed minimum distance d ≥ |I|+1 = 6 [i]
- discarding factors / shortening the dual code based on linear OA(410, 63, F4, 5) (dual of [63, 53, 6]-code), using
- construction X applied to C([0,20]) ⊂ C([0,17]) [i] based on
- 1 times truncation [i] based on linear OA(4221, 16423, F4, 41) (dual of [16423, 16202, 42]-code), using
- discarding factors / shortening the dual code based on linear OA(4220, 16422, F4, 40) (dual of [16422, 16202, 41]-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.