Information on Result #646472
Linear OA(2581, 138, F25, 65) (dual of [138, 57, 66]-code), using construction X applied to AG(F,59P) ⊂ AG(F,66P) based on
- linear OA(2575, 125, F25, 65) (dual of [125, 50, 66]-code), using algebraic-geometric code AG(F,59P) [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(2568, 125, F25, 58) (dual of [125, 57, 59]-code), using algebraic-geometric code AG(F,66P) [i] based on function field F/F25 with g(F) = 10 and N(F) ≥ 126 (see above)
- linear OA(256, 13, F25, 6) (dual of [13, 7, 7]-code or 13-arc in PG(5,25)), using
- discarding factors / shortening the dual code based on linear OA(256, 25, F25, 6) (dual of [25, 19, 7]-code or 25-arc in PG(5,25)), using
- Reed–Solomon code RS(19,25) [i]
- discarding factors / shortening the dual code based on linear OA(256, 25, F25, 6) (dual of [25, 19, 7]-code or 25-arc in PG(5,25)), 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(2581, 69, F25, 2, 65) (dual of [(69, 2), 57, 66]-NRT-code) | [i] | OOA Folding | |