Information on Result #647210
Linear OA(2568, 206, F25, 40) (dual of [206, 138, 41]-code), using construction X applied to AG(F,158P) ⊂ AG(F,162P) based on
- linear OA(2565, 199, F25, 40) (dual of [199, 134, 41]-code), using algebraic-geometric code AG(F,158P) [i] based on function field F/F25 with g(F) = 25 and N(F) ≥ 200, using
- linear OA(2561, 199, F25, 36) (dual of [199, 138, 37]-code), using algebraic-geometric code AG(F,162P) [i] based on function field F/F25 with g(F) = 25 and N(F) ≥ 200 (see above)
- linear OA(253, 7, F25, 3) (dual of [7, 4, 4]-code or 7-arc in PG(2,25) or 7-cap in PG(2,25)), using
- discarding factors / shortening the dual code based on linear OA(253, 25, F25, 3) (dual of [25, 22, 4]-code or 25-arc in PG(2,25) or 25-cap in PG(2,25)), using
- Reed–Solomon code RS(22,25) [i]
- discarding factors / shortening the dual code based on linear OA(253, 25, F25, 3) (dual of [25, 22, 4]-code or 25-arc in PG(2,25) or 25-cap in PG(2,25)), 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(2568, 103, F25, 2, 40) (dual of [(103, 2), 138, 41]-NRT-code) | [i] | OOA Folding | |