Information on Result #641472

Linear OA(885, 89, F8, 71) (dual of [89, 4, 72]-code), using juxtaposition based on
  1. linear OA(88, 12, F8, 7) (dual of [12, 4, 8]-code), using
  2. linear OA(873, 77, F8, 63) (dual of [77, 4, 64]-code), using
    • juxtaposition [i] based on
      1. linear OA(88, 12, F8, 7) (dual of [12, 4, 8]-code) (see above)
      2. linear OA(861, 65, F8, 55) (dual of [65, 4, 56]-code), using
        • projective code from ovoid in PG(3, 8) [i]
        • the expurgated narrow-sense BCH-code C(I) with length 65 | 84−1, defining interval I = [0,27], and minimum distance d ≥ |{−27,−26,…,27}|+1 = 56 (BCH-bound) [i]

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.

Compare with Markus Grassl’s online database of code parameters.

Other Results with Identical Parameters

None.

Depending Results

The following results depend on this result:

ResultThis
result
only
Method
1Linear OA(885, 89, F8, 70) (dual of [89, 4, 71]-code) [i]Strength Reduction