Information on Result #723949
Linear OA(2577, 663, F25, 34) (dual of [663, 586, 35]-code), using construction XX applied to C1 = C([621,25]), C2 = C([7,30]), C3 = C1 + C2 = C([7,25]), and C∩ = C1 ∩ C2 = C([621,30]) based on
- linear OA(2555, 624, F25, 29) (dual of [624, 569, 30]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {−3,−2,…,25}, and designed minimum distance d ≥ |I|+1 = 30 [i]
- linear OA(2547, 624, F25, 24) (dual of [624, 577, 25]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {7,8,…,30}, and designed minimum distance d ≥ |I|+1 = 25 [i]
- linear OA(2564, 624, F25, 34) (dual of [624, 560, 35]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {−3,−2,…,30}, and designed minimum distance d ≥ |I|+1 = 35 [i]
- linear OA(2538, 624, F25, 19) (dual of [624, 586, 20]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {7,8,…,25}, and designed minimum distance d ≥ |I|+1 = 20 [i]
- linear OA(259, 26, F25, 9) (dual of [26, 17, 10]-code or 26-arc in PG(8,25)), using
- extended Reed–Solomon code RSe(17,25) [i]
- the expurgated narrow-sense BCH-code C(I) with length 26 | 252−1, defining interval I = [0,4], and minimum distance d ≥ |{−4,−3,…,4}|+1 = 10 (BCH-bound) [i]
- algebraic-geometric code AG(F,8P) with degPÂ =Â 2 [i] based on function field F/F25 with g(F) = 0 and N(F) ≥ 26, using the rational function field F25(x) [i]
- algebraic-geometric code AG(F, Q+4P) with degQ = 4 and degPÂ =Â 3 [i] based on function field F/F25 with g(F) = 0 and N(F) ≥ 26 (see above)
- linear OA(254, 13, F25, 4) (dual of [13, 9, 5]-code or 13-arc in PG(3,25)), using
- discarding factors / shortening the dual code based on linear OA(254, 25, F25, 4) (dual of [25, 21, 5]-code or 25-arc in PG(3,25)), using
- Reed–Solomon code RS(21,25) [i]
- discarding factors / shortening the dual code based on linear OA(254, 25, F25, 4) (dual of [25, 21, 5]-code or 25-arc in PG(3,25)), 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
None.