Information on Result #723667

Linear OA(2573, 673, F25, 30) (dual of [673, 600, 31]-code), using construction XX applied to C1 = C([9,29]), C2 = C([0,19]), C3 = C1 + C2 = C([9,19]), and C∩ = C1 ∩ C2 = C([0,29]) based on
  1. linear OA(2541, 624, F25, 21) (dual of [624, 583, 22]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {9,10,…,29}, and designed minimum distance d ≥ |I|+1 = 22 [i]
  2. linear OA(2539, 624, F25, 20) (dual of [624, 585, 21]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 624 = 252−1, defining interval I = [0,19], and designed minimum distance d ≥ |I|+1 = 21 [i]
  3. linear OA(2556, 624, F25, 30) (dual of [624, 568, 31]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 624 = 252−1, defining interval I = [0,29], and designed minimum distance d ≥ |I|+1 = 31 [i]
  4. linear OA(2522, 624, F25, 11) (dual of [624, 602, 12]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {9,10,…,19}, and designed minimum distance d ≥ |I|+1 = 12 [i]
  5. linear OA(259, 26, F25, 9) (dual of [26, 17, 10]-code or 26-arc in PG(8,25)), using
  6. linear OA(258, 23, F25, 8) (dual of [23, 15, 9]-code or 23-arc in PG(7,25)), 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(2573, 336, F25, 2, 30) (dual of [(336, 2), 599, 31]-NRT-code) [i]OOA Folding