Information on Result #723956
Linear OA(2578, 666, F25, 34) (dual of [666, 588, 35]-code), using construction XX applied to C1 = C([622,25]), C2 = C([8,31]), C3 = C1 + C2 = C([8,25]), and C∩ = C1 ∩ C2 = C([622,31]) based on
- linear OA(2553, 624, F25, 28) (dual of [624, 571, 29]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {−2,−1,…,25}, and designed minimum distance d ≥ |I|+1 = 29 [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 = {8,9,…,31}, 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 = {−2,−1,…,31}, and designed minimum distance d ≥ |I|+1 = 35 [i]
- linear OA(2536, 624, F25, 18) (dual of [624, 588, 19]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {8,9,…,25}, and designed minimum distance d ≥ |I|+1 = 19 [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(255, 16, F25, 5) (dual of [16, 11, 6]-code or 16-arc in PG(4,25)), using
- discarding factors / shortening the dual code based on linear OA(255, 25, F25, 5) (dual of [25, 20, 6]-code or 25-arc in PG(4,25)), using
- Reed–Solomon code RS(20,25) [i]
- discarding factors / shortening the dual code based on linear OA(255, 25, F25, 5) (dual of [25, 20, 6]-code or 25-arc in PG(4,25)), 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:
| Result | This result only | Method | ||
|---|---|---|---|---|
| 1 | Linear OOA(2578, 333, F25, 2, 34) (dual of [(333, 2), 588, 35]-NRT-code) | [i] | OOA Folding | |