Information on Result #656951

Linear OA(12870, 312, F128, 49) (dual of [312, 242, 50]-code), using construction X applied to AG(F,237P) ⊂ AG(F,250P) based on
  1. linear OA(12858, 287, F128, 49) (dual of [287, 229, 50]-code), using algebraic-geometric code AG(F,237P) [i] based on function field F/F128 with g(F) = 9 and N(F) ≥ 288, using
  2. linear OA(12845, 287, F128, 36) (dual of [287, 242, 37]-code), using algebraic-geometric code AG(F,250P) [i] based on function field F/F128 with g(F) = 9 and N(F) ≥ 288 (see above)
  3. linear OA(12812, 25, F128, 12) (dual of [25, 13, 13]-code or 25-arc in PG(11,128)), 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 OOA(12870, 156, F128, 2, 49) (dual of [(156, 2), 242, 50]-NRT-code) [i]OOA Folding