Information on Result #657416

Linear OA(4923, 57, F49, 20) (dual of [57, 34, 21]-code), using construction X applied to AG(FQ+13P) ⊂ AG(FQ+15P) based on
  1. linear OA(4920, 50, F49, 20) (dual of [50, 30, 21]-code or 50-arc in PG(19,49)), using algebraic-geometric code AG(FQ+13P) with degQ = 3 and degP = 2 [i] based on function field F/F49 with g(F) = 0 and N(F) ≥ 50, using the rational function field F49(x) [i]
  2. linear OA(4916, 50, F49, 16) (dual of [50, 34, 17]-code or 50-arc in PG(15,49)), using algebraic-geometric code AG(FQ+15P) with degQ = 3 and degP = 2 [i] based on function field F/F49 with g(F) = 0 and N(F) ≥ 50 (see above)
  3. linear OA(493, 7, F49, 3) (dual of [7, 4, 4]-code or 7-arc in PG(2,49) or 7-cap in PG(2,49)), 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

None.