Information on Result #905049

Linear OOA(12859, 1048730, F128, 2, 17) (dual of [(1048730, 2), 2097401, 18]-NRT-code), using (u, u+v)-construction based on
  1. linear OOA(1289, 150, F128, 2, 8) (dual of [(150, 2), 291, 9]-NRT-code), using
  2. linear OOA(12850, 1048580, F128, 2, 17) (dual of [(1048580, 2), 2097110, 18]-NRT-code), using
    • OOA 2-folding [i] based on linear OA(12850, 2097160, F128, 17) (dual of [2097160, 2097110, 18]-code), using
      • construction X applied to C([0,8]) ⊂ C([0,7]) [i] based on
        1. linear OA(12849, 2097153, F128, 17) (dual of [2097153, 2097104, 18]-code), using the expurgated narrow-sense BCH-code C(I) with length 2097153 | 1286−1, defining interval I = [0,8], and minimum distance d ≥ |{−8,−7,…,8}|+1 = 18 (BCH-bound) [i]
        2. linear OA(12843, 2097153, F128, 15) (dual of [2097153, 2097110, 16]-code), using the expurgated narrow-sense BCH-code C(I) with length 2097153 | 1286−1, defining interval I = [0,7], and minimum distance d ≥ |{−7,−6,…,7}|+1 = 16 (BCH-bound) [i]
        3. linear OA(1281, 7, F128, 1) (dual of [7, 6, 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(12859, 524365, F128, 4, 17) (dual of [(524365, 4), 2097401, 18]-NRT-code) [i]OOA Folding