Information on Result #724448

Linear OA(25102, 684, F25, 42) (dual of [684, 582, 43]-code), using construction XX applied to C1 = C([618,25]), C2 = C([5,35]), C3 = C1 + C2 = C([5,25]), and C∩ = C1 ∩ C2 = C([618,35]) based on
  1. linear OA(2561, 624, F25, 32) (dual of [624, 563, 33]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {−6,−5,…,25}, and designed minimum distance d ≥ |I|+1 = 33 [i]
  2. linear OA(2561, 624, F25, 31) (dual of [624, 563, 32]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {5,6,…,35}, and designed minimum distance d ≥ |I|+1 = 32 [i]
  3. linear OA(2580, 624, F25, 42) (dual of [624, 544, 43]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {−6,−5,…,35}, and designed minimum distance d ≥ |I|+1 = 43 [i]
  4. linear OA(2542, 624, F25, 21) (dual of [624, 582, 22]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {5,6,…,25}, and designed minimum distance d ≥ |I|+1 = 22 [i]
  5. linear OA(2512, 31, F25, 10) (dual of [31, 19, 11]-code), using
  6. linear OA(2510, 29, F25, 9) (dual of [29, 19, 10]-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(25102, 342, F25, 2, 42) (dual of [(342, 2), 582, 43]-NRT-code) [i]OOA Folding