Information on Result #658566

Linear OA(25629, 266, F256, 25) (dual of [266, 237, 26]-code), using construction X applied to AG(FQ+45P) ⊂ AG(FQ+46P) based on
  1. linear OA(25625, 257, F256, 25) (dual of [257, 232, 26]-code or 257-arc in PG(24,256)), using algebraic-geometric code AG(FQ+114P) with degQ = 3 and degP = 2 [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257, using the rational function field F256(x) [i]
  2. linear OA(25620, 257, F256, 20) (dual of [257, 237, 21]-code or 257-arc in PG(19,256)), using algebraic-geometric code AG(F,118P) with degP = 2 [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257 (see above)
  3. linear OA(2564, 9, F256, 4) (dual of [9, 5, 5]-code or 9-arc in PG(3,256)), 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:

ResultThis
result
only
Method
1Linear OA(1658, 532, F16, 25) (dual of [532, 474, 26]-code) [i]Trace Code
2OA(6439, 266, S64, 25) [i]Discarding Parts of the Base for OAs