Information on Result #723719
Linear OA(2573, 666, F25, 31) (dual of [666, 593, 32]-code), using construction XX applied to C1 = C([0,25]), C2 = C([11,30]), C3 = C1 + C2 = C([11,25]), and C∩ = C1 ∩ C2 = C([0,30]) based on
- linear OA(2549, 624, F25, 26) (dual of [624, 575, 27]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 624 = 252−1, defining interval I = [0,25], and designed minimum distance d ≥ |I|+1 = 27 [i]
- linear OA(2539, 624, F25, 20) (dual of [624, 585, 21]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {11,12,…,30}, and designed minimum distance d ≥ |I|+1 = 21 [i]
- linear OA(2558, 624, F25, 31) (dual of [624, 566, 32]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 624 = 252−1, defining interval I = [0,30], and designed minimum distance d ≥ |I|+1 = 32 [i]
- linear OA(2530, 624, F25, 15) (dual of [624, 594, 16]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {11,12,…,25}, and designed minimum distance d ≥ |I|+1 = 16 [i]
- linear OA(2511, 29, F25, 10) (dual of [29, 18, 11]-code), using
- construction X applied to AG(F, Q+6P) ⊂ AG(F, Q+7P) [i] based on
- linear OA(2510, 26, F25, 10) (dual of [26, 16, 11]-code or 26-arc in PG(9,25)), using algebraic-geometric code AG(F, Q+6P) with degQ = 3 and 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]
- linear OA(258, 26, F25, 8) (dual of [26, 18, 9]-code or 26-arc in PG(7,25)), using algebraic-geometric code AG(F, Q+7P) with degQ = 3 and degPÂ =Â 2 [i] based on function field F/F25 with g(F) = 0 and N(F) ≥ 26 (see above)
- linear OA(251, 3, F25, 1) (dual of [3, 2, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(251, s, F25, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
- construction X applied to AG(F, Q+6P) ⊂ AG(F, Q+7P) [i] based on
- 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
The following results depend on this result:
| Result | This result only | Method | ||
|---|---|---|---|---|
| 1 | Linear OOA(2573, 333, F25, 2, 31) (dual of [(333, 2), 593, 32]-NRT-code) | [i] | OOA Folding | |