Information on Result #841718
Linear OOA(785, 186, F7, 2, 30) (dual of [(186, 2), 287, 31]-NRT-code), using OOA 2-folding based on linear OA(785, 372, F7, 30) (dual of [372, 287, 31]-code), using
- construction XX applied to C1 = C([38,64]), C2 = C([35,58]), C3 = C1 + C2 = C([38,58]), and C∩ = C1 ∩ C2 = C([35,64]) [i] based on
- linear OA(770, 342, F7, 27) (dual of [342, 272, 28]-code), using the primitive BCH-code C(I) with length 342 = 73−1, defining interval I = {38,39,…,64}, and designed minimum distance d ≥ |I|+1 = 28 [i]
- linear OA(761, 342, F7, 24) (dual of [342, 281, 25]-code), using the primitive BCH-code C(I) with length 342 = 73−1, defining interval I = {35,36,…,58}, and designed minimum distance d ≥ |I|+1 = 25 [i]
- linear OA(776, 342, F7, 30) (dual of [342, 266, 31]-code), using the primitive BCH-code C(I) with length 342 = 73−1, defining interval I = {35,36,…,64}, and designed minimum distance d ≥ |I|+1 = 31 [i]
- linear OA(755, 342, F7, 21) (dual of [342, 287, 22]-code), using the primitive BCH-code C(I) with length 342 = 73−1, defining interval I = {38,39,…,58}, and designed minimum distance d ≥ |I|+1 = 22 [i]
- linear OA(77, 22, F7, 5) (dual of [22, 15, 6]-code), using
- discarding factors / shortening the dual code based on linear OA(77, 43, F7, 5) (dual of [43, 36, 6]-code), using
- linear OA(72, 8, F7, 2) (dual of [8, 6, 3]-code or 8-arc in PG(1,7)), using
- extended Reed–Solomon code RSe(6,7) [i]
- Hamming code H(2,7) [i]
- algebraic-geometric code AG(F, Q+1P) with degQ = 3 and degPÂ =Â 2 [i] based on function field F/F7 with g(F) = 0 and N(F) ≥ 8, using the rational function field F7(x) [i]
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(786, 186, F7, 2, 30) (dual of [(186, 2), 286, 31]-NRT-code) | [i] | OOA Duplication | |