Information on Result #730021
Linear OA(6430, 823, F64, 16) (dual of [823, 793, 17]-code), using construction XX applied to C1 = C([818,13]), C2 = C([0,14]), C3 = C1 + C2 = C([0,13]), and C∩ = C1 ∩ C2 = C([818,14]) based on
- linear OA(6428, 819, F64, 15) (dual of [819, 791, 16]-code), using the BCH-code C(I) with length 819 | 642−1, defining interval I = {−1,0,…,13}, and designed minimum distance d ≥ |I|+1 = 16 [i]
- linear OA(6428, 819, F64, 15) (dual of [819, 791, 16]-code), using the expurgated narrow-sense BCH-code C(I) with length 819 | 642−1, defining interval I = [0,14], and designed minimum distance d ≥ |I|+1 = 16 [i]
- linear OA(6430, 819, F64, 16) (dual of [819, 789, 17]-code), using the BCH-code C(I) with length 819 | 642−1, defining interval I = {−1,0,…,14}, and designed minimum distance d ≥ |I|+1 = 17 [i]
- linear OA(6426, 819, F64, 14) (dual of [819, 793, 15]-code), using the expurgated narrow-sense BCH-code C(I) with length 819 | 642−1, defining interval I = [0,13], and designed minimum distance d ≥ |I|+1 = 15 [i]
- linear OA(640, 2, F64, 0) (dual of [2, 2, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(640, s, F64, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
- linear OA(640, 2, F64, 0) (dual of [2, 2, 1]-code) (see above)
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
None.