Information on Result #841648
Linear OOA(777, 179, F7, 2, 29) (dual of [(179, 2), 281, 30]-NRT-code), using OOA 2-folding based on linear OA(777, 358, F7, 29) (dual of [358, 281, 30]-code), using
- construction XX applied to C1 = C([39,64]), C2 = C([36,61]), C3 = C1 + C2 = C([39,61]), and C∩ = C1 ∩ C2 = C([36,64]) [i] based on
- linear OA(767, 342, F7, 26) (dual of [342, 275, 27]-code), using the primitive BCH-code C(I) with length 342 = 73−1, defining interval I = {39,40,…,64}, and designed minimum distance d ≥ |I|+1 = 27 [i]
- linear OA(767, 342, F7, 26) (dual of [342, 275, 27]-code), using the primitive BCH-code C(I) with length 342 = 73−1, defining interval I = {36,37,…,61}, and designed minimum distance d ≥ |I|+1 = 27 [i]
- linear OA(773, 342, F7, 29) (dual of [342, 269, 30]-code), using the primitive BCH-code C(I) with length 342 = 73−1, defining interval I = {36,37,…,64}, and designed minimum distance d ≥ |I|+1 = 30 [i]
- linear OA(761, 342, F7, 23) (dual of [342, 281, 24]-code), using the primitive BCH-code C(I) with length 342 = 73−1, defining interval I = {39,40,…,61}, and designed minimum distance d ≥ |I|+1 = 24 [i]
- 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]
- linear OA(72, 8, F7, 2) (dual of [8, 6, 3]-code or 8-arc in PG(1,7)) (see above)
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(776, 178, F7, 2, 28) (dual of [(178, 2), 280, 29]-NRT-code) | [i] | Truncation for OOAs | |