Information on Result #657437
Linear OA(4925, 61, F49, 20) (dual of [61, 36, 21]-code), using construction X applied to AG(F, Q+13P) ⊂ AG(F, Q+16P) based on
- linear OA(4920, 50, F49, 20) (dual of [50, 30, 21]-code or 50-arc in PG(19,49)), using algebraic-geometric code AG(F, Q+13P) with degQ = 3 and degPÂ =Â 2 [i] based on function field F/F49 with g(F) = 0 and N(F) ≥ 50, using the rational function field F49(x) [i]
- linear OA(4914, 50, F49, 14) (dual of [50, 36, 15]-code or 50-arc in PG(13,49)), using algebraic-geometric code AG(F, Q+16P) with degQ = 3 and degPÂ =Â 2 [i] based on function field F/F49 with g(F) = 0 and N(F) ≥ 50 (see above)
- linear OA(495, 11, F49, 5) (dual of [11, 6, 6]-code or 11-arc in PG(4,49)), using
- discarding factors / shortening the dual code based on linear OA(495, 49, F49, 5) (dual of [49, 44, 6]-code or 49-arc in PG(4,49)), using
- Reed–Solomon code RS(44,49) [i]
- discarding factors / shortening the dual code based on linear OA(495, 49, F49, 5) (dual of [49, 44, 6]-code or 49-arc in PG(4,49)), 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(750, 122, F7, 20) (dual of [122, 72, 21]-code) | [i] | Trace Code | |