Information on Result #909046

Linear OOA(3129, 71, F3, 2, 73) (dual of [(71, 2), 13, 74]-NRT-code), using juxtaposition based on
  1. linear OOA(343, 28, F3, 2, 28) (dual of [(28, 2), 13, 29]-NRT-code), using
  2. linear OOA(373, 43, F3, 2, 44) (dual of [(43, 2), 13, 45]-NRT-code), using
    • discarding factors / shortening the dual code based on linear OOA(373, 44, F3, 2, 44) (dual of [(44, 2), 15, 45]-NRT-code), using
      • OOA 2-folding [i] based on linear OA(373, 88, F3, 44) (dual of [88, 15, 45]-code), using
        • construction XX applied to C1 = C([0,81]), C2 = C([1,87]), C3 = C1 + C2 = C([1,81]), and C∩ = C1 ∩ C2 = C([0,87]) [i] based on
          1. linear OA(366, 80, F3, 41) (dual of [80, 14, 42]-code), using contraction [i] based on linear OA(3146, 160, F3, 83) (dual of [160, 14, 84]-code), using the expurgated narrow-sense BCH-code C(I) with length 160 | 38−1, defining interval I = [0,81], and minimum distance d ≥ |{−1,0,…,81}|+1 = 84 (BCH-bound) [i]
          2. linear OA(369, 80, F3, 43) (dual of [80, 11, 44]-code), using contraction [i] based on linear OA(3149, 160, F3, 87) (dual of [160, 11, 88]-code), using the narrow-sense BCH-code C(I) with length 160 | 38−1, defining interval I = [1,87], and designed minimum distance d ≥ |I|+1 = 88 [i]
          3. linear OA(370, 80, F3, 44) (dual of [80, 10, 45]-code), using contraction [i] based on linear OA(3150, 160, F3, 89) (dual of [160, 10, 90]-code), using the expurgated narrow-sense BCH-code C(I) with length 160 | 38−1, defining interval I = [0,87], and minimum distance d ≥ |{−1,0,…,87}|+1 = 90 (BCH-bound) [i]
          4. linear OA(365, 80, F3, 40) (dual of [80, 15, 41]-code), using contraction [i] based on linear OA(3145, 160, F3, 81) (dual of [160, 15, 82]-code), using the narrow-sense BCH-code C(I) with length 160 | 38−1, defining interval I = [1,81], and designed minimum distance d ≥ |I|+1 = 82 [i]
          5. linear OA(30, 1, F3, 0) (dual of [1, 1, 1]-code), using
          6. linear OA(33, 7, F3, 2) (dual of [7, 4, 3]-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

None.