Information on Result #735852

Linear OA(12818, 32775, F128, 7) (dual of [32775, 32757, 8]-code), using (u, u+v)-construction based on
  1. linear OA(1284, 16385, F128, 3) (dual of [16385, 16381, 4]-code or 16385-cap in PG(3,128)), using
  2. linear OA(12814, 16390, F128, 7) (dual of [16390, 16376, 8]-code), using
    • construction X applied to C([0,3]) ⊂ C([0,2]) [i] based on
      1. linear OA(12813, 16385, F128, 7) (dual of [16385, 16372, 8]-code), using the expurgated narrow-sense BCH-code C(I) with length 16385 | 1284−1, defining interval I = [0,3], and minimum distance d ≥ |{−3,−2,…,3}|+1 = 8 (BCH-bound) [i]
      2. linear OA(1289, 16385, F128, 5) (dual of [16385, 16376, 6]-code), using the expurgated narrow-sense BCH-code C(I) with length 16385 | 1284−1, defining interval I = [0,2], and minimum distance d ≥ |{−2,−1,0,1,2}|+1 = 6 (BCH-bound) [i]
      3. linear OA(1281, 5, F128, 1) (dual of [5, 4, 2]-code), using

Mode: Constructive and 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

The following results depend on this result:

ResultThis
result
only
Method
1Linear OOA(12818, 16387, F128, 2, 7) (dual of [(16387, 2), 32756, 8]-NRT-code) [i]OOA Folding
2Linear OOA(12818, 10925, F128, 3, 7) (dual of [(10925, 3), 32757, 8]-NRT-code) [i]