Information on Result #671699
Linear OA(25644, 520, F256, 28) (dual of [520, 476, 29]-code), using (u, u+v)-construction based on
- linear OA(25615, 260, F256, 14) (dual of [260, 245, 15]-code), using
- construction X applied to AG(F,121P) ⊂ AG(F,122P) [i] based on
- linear OA(25614, 257, F256, 14) (dual of [257, 243, 15]-code or 257-arc in PG(13,256)), using algebraic-geometric code AG(F,121P) with degPÂ =Â 2 [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257, using the rational function field F256(x) [i]
- linear OA(25612, 257, F256, 12) (dual of [257, 245, 13]-code or 257-arc in PG(11,256)), using algebraic-geometric code AG(F,122P) with degPÂ =Â 2 [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257 (see above)
- linear OA(2561, 3, F256, 1) (dual of [3, 2, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(2561, s, F256, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
- construction X applied to AG(F,121P) ⊂ AG(F,122P) [i] based on
- linear OA(25629, 260, F256, 28) (dual of [260, 231, 29]-code), using
- construction X applied to AG(F,114P) ⊂ AG(F,115P) [i] based on
- linear OA(25628, 257, F256, 28) (dual of [257, 229, 29]-code or 257-arc in PG(27,256)), using algebraic-geometric code AG(F,114P) with degPÂ =Â 2 [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257 (see above)
- linear OA(25626, 257, F256, 26) (dual of [257, 231, 27]-code or 257-arc in PG(25,256)), using algebraic-geometric code AG(F,115P) with degPÂ =Â 2 [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257 (see above)
- linear OA(2561, 3, F256, 1) (dual of [3, 2, 2]-code) (see above)
- construction X applied to AG(F,114P) ⊂ AG(F,115P) [i] based on
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 | OA(12851, 520, S128, 28) | [i] | Discarding Parts of the Base for OAs | |