Information on Result #900152

Linear OOA(25107, 7886, F25, 2, 30) (dual of [(7886, 2), 15665, 31]-NRT-code), using (u, u+v)-construction based on
  1. linear OOA(2519, 66, F25, 2, 15) (dual of [(66, 2), 113, 16]-NRT-code), using
  2. linear OOA(2588, 7820, F25, 2, 30) (dual of [(7820, 2), 15552, 31]-NRT-code), using
    • OOA 2-folding [i] based on linear OA(2588, 15640, F25, 30) (dual of [15640, 15552, 31]-code), using
      • construction X applied to Ce(29) ⊂ Ce(25) [i] based on
        1. linear OA(2585, 15625, F25, 30) (dual of [15625, 15540, 31]-code), using an extension Ce(29) of the primitive narrow-sense BCH-code C(I) with length 15624 = 253−1, defining interval I = [1,29], and designed minimum distance d ≥ |I|+1 = 30 [i]
        2. linear OA(2573, 15625, F25, 26) (dual of [15625, 15552, 27]-code), using an extension Ce(25) of the primitive narrow-sense BCH-code C(I) with length 15624 = 253−1, defining interval I = [1,25], and designed minimum distance d ≥ |I|+1 = 26 [i]
        3. linear OA(253, 15, F25, 3) (dual of [15, 12, 4]-code or 15-arc in PG(2,25) or 15-cap in PG(2,25)), 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(25108, 7886, F25, 2, 30) (dual of [(7886, 2), 15664, 31]-NRT-code) [i]OOA Duplication