Information on Result #646053
Linear OA(2560, 128, F25, 49) (dual of [128, 68, 50]-code), using construction X applied to AG(F,75P) ⊂ AG(F,77P) based on
- linear OA(2559, 125, F25, 49) (dual of [125, 66, 50]-code), using algebraic-geometric code AG(F,75P) [i] based on function field F/F25 with g(F) = 10 and N(F) ≥ 126, using
- the Hermitian function field over F25 [i]
- linear OA(2557, 125, F25, 47) (dual of [125, 68, 48]-code), using algebraic-geometric code AG(F,77P) [i] based on function field F/F25 with g(F) = 10 and N(F) ≥ 126 (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
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 OA(5120, 256, F5, 49) (dual of [256, 136, 50]-code) | [i] | Trace Code | |
| 2 | Linear OOA(2560, 64, F25, 2, 49) (dual of [(64, 2), 68, 50]-NRT-code) | [i] | OOA Folding | |