Information on Result #734231

Linear OA(3284, 1048630, F32, 19) (dual of [1048630, 1048546, 20]-code), using (u, u+v)-construction based on
  1. linear OA(3210, 44, F32, 9) (dual of [44, 34, 10]-code), using
  2. linear OA(3274, 1048586, F32, 19) (dual of [1048586, 1048512, 20]-code), using
    • construction X applied to C([0,9]) ⊂ C([0,8]) [i] based on
      1. linear OA(3273, 1048577, F32, 19) (dual of [1048577, 1048504, 20]-code), using the expurgated narrow-sense BCH-code C(I) with length 1048577 | 328−1, defining interval I = [0,9], and minimum distance d ≥ |{−9,−8,…,9}|+1 = 20 (BCH-bound) [i]
      2. linear OA(3265, 1048577, F32, 17) (dual of [1048577, 1048512, 18]-code), using the expurgated narrow-sense BCH-code C(I) with length 1048577 | 328−1, defining interval I = [0,8], and minimum distance d ≥ |{−8,−7,…,8}|+1 = 18 (BCH-bound) [i]
      3. linear OA(321, 9, F32, 1) (dual of [9, 8, 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(3284, 524315, F32, 2, 19) (dual of [(524315, 2), 1048546, 20]-NRT-code) [i]OOA Folding
2Linear OOA(3284, 116514, F32, 19, 19) (dual of [(116514, 19), 2213682, 20]-NRT-code) [i]OOA Folding and Stacking with Additional Row