Information on Result #734936

Linear OA(6462, 4415, F64, 22) (dual of [4415, 4353, 23]-code), using (u, u+v)-construction based on
  1. linear OA(6419, 317, F64, 11) (dual of [317, 298, 12]-code), using
  2. linear OA(6443, 4098, F64, 22) (dual of [4098, 4055, 23]-code), using
    • construction X applied to Ce(21) ⊂ Ce(20) [i] based on
      1. linear OA(6443, 4096, F64, 22) (dual of [4096, 4053, 23]-code), using an extension Ce(21) of the primitive narrow-sense BCH-code C(I) with length 4095 = 642−1, defining interval I = [1,21], and designed minimum distance d ≥ |I|+1 = 22 [i]
      2. linear OA(6441, 4096, F64, 21) (dual of [4096, 4055, 22]-code), using an extension Ce(20) of the primitive narrow-sense BCH-code C(I) with length 4095 = 642−1, defining interval I = [1,20], and designed minimum distance d ≥ |I|+1 = 21 [i]
      3. linear OA(640, 2, F64, 0) (dual of [2, 2, 1]-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(6462, 2207, F64, 2, 22) (dual of [(2207, 2), 4352, 23]-NRT-code) [i]OOA Folding
2Linear OOA(6462, 1471, F64, 3, 22) (dual of [(1471, 3), 4351, 23]-NRT-code) [i]