Information on Result #711476
Linear OA(5110, 670, F5, 30) (dual of [670, 560, 31]-code), using construction XX applied to C1 = C([129,155]), C2 = C([136,158]), C3 = C1 + C2 = C([136,155]), and C∩ = C1 ∩ C2 = C([129,158]) based on
- linear OA(586, 624, F5, 27) (dual of [624, 538, 28]-code), using the primitive BCH-code C(I) with length 624 = 54−1, defining interval I = {129,130,…,155}, and designed minimum distance d ≥ |I|+1 = 28 [i]
- linear OA(573, 624, F5, 23) (dual of [624, 551, 24]-code), using the primitive BCH-code C(I) with length 624 = 54−1, defining interval I = {136,137,…,158}, and designed minimum distance d ≥ |I|+1 = 24 [i]
- linear OA(595, 624, F5, 30) (dual of [624, 529, 31]-code), using the primitive BCH-code C(I) with length 624 = 54−1, defining interval I = {129,130,…,158}, and designed minimum distance d ≥ |I|+1 = 31 [i]
- linear OA(564, 624, F5, 20) (dual of [624, 560, 21]-code), using the primitive BCH-code C(I) with length 624 = 54−1, defining interval I = {136,137,…,155}, and designed minimum distance d ≥ |I|+1 = 21 [i]
- linear OA(512, 34, F5, 6) (dual of [34, 22, 7]-code), using
- discarding factors / shortening the dual code based on linear OA(512, 62, F5, 6) (dual of [62, 50, 7]-code), using
- the cyclic code C(A) with length 62 | 53−1, defining set A = {4,8,11,17}, and minimum distance d ≥ |{8,11,14,…,23}|+1 = 7 (BCH-bound) [i]
- discarding factors / shortening the dual code based on linear OA(512, 62, F5, 6) (dual of [62, 50, 7]-code), using
- linear OA(53, 12, F5, 2) (dual of [12, 9, 3]-code), using
- discarding factors / shortening the dual code based on linear OA(53, 24, F5, 2) (dual of [24, 21, 3]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 24 = 52−1, defining interval I = [0,1], and designed minimum distance d ≥ |I|+1 = 3 [i]
- discarding factors / shortening the dual code based on linear OA(53, 24, F5, 2) (dual of [24, 21, 3]-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
None.