Information on Result #690953

Linear OA(9104, 112, F9, 81) (dual of [112, 8, 82]-code), using construction X applied to C([0,40]) ⊂ C([0,30]) based on
  1. linear OA(981, 82, F9, 81) (dual of [82, 1, 82]-code or 82-arc in PG(80,9)), using the expurgated narrow-sense BCH-code C(I) with length 82 | 94−1, defining interval I = [0,40], and minimum distance d ≥ |{−18,5,28,…,18}|+1 = 82 (BCH-bound) [i]
  2. linear OA(973, 82, F9, 61) (dual of [82, 9, 62]-code), using the expurgated narrow-sense BCH-code C(I) with length 82 | 94−1, defining interval I = [0,30], and minimum distance d ≥ |{−30,−29,…,30}|+1 = 62 (BCH-bound) [i]
  3. linear OA(923, 30, F9, 19) (dual of [30, 7, 20]-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.

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

Other Results with Identical Parameters

None.

Depending Results

None.