Information on Result #671673

Linear OA(25651, 520, F256, 33) (dual of [520, 469, 34]-code), using (u, u+v)-construction based on
  1. linear OA(25617, 260, F256, 16) (dual of [260, 243, 17]-code), using
  2. linear OA(25634, 260, F256, 33) (dual of [260, 226, 34]-code), using
    • construction X applied to AG(FQ+110P) ⊂ AG(FQ+111P) [i] based on
      1. linear OA(25633, 257, F256, 33) (dual of [257, 224, 34]-code or 257-arc in PG(32,256)), using algebraic-geometric code AG(FQ+110P) with degQ = 3 and degP = 2 [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257 (see above)
      2. linear OA(25631, 257, F256, 31) (dual of [257, 226, 32]-code or 257-arc in PG(30,256)), using algebraic-geometric code AG(FQ+111P) with degQ = 3 and degP = 2 [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257 (see above)
      3. linear OA(2561, 3, F256, 1) (dual of [3, 2, 2]-code) (see above)

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:

ResultThis
result
only
Method
1OA(12859, 520, S128, 33) [i]Discarding Parts of the Base for OAs