MinT - Information on Result #1454087

Information on Result #1454087

Linear OOA(16⁸⁸, 645, F₁₆, 2, 39) (dual of [(645, 2), 1202, 40]-NRT-code), using embedding of OOA with Gilbertâ€“VarÅ¡amov bound based on linear OA(16⁸⁸, 645, F₁₆, 39) (dual of [645, 557, 40]-code), using

discarding factors / shortening the dual code based on linear OA(16⁸⁸, 654, F₁₆, 39) (dual of [654, 566, 40]-code), using
- trace code [i] based on linear OA(256⁴⁴, 327, F₂₅₆, 39) (dual of [327, 283, 40]-code), using
  - constructionÂ X applied to AG(F,280P) âŠ‚ AG(F,284P) [i] based on
    1. linear OA(256⁴¹, 320, F₂₅₆, 39) (dual of [320, 279, 40]-code), using algebraic-geometric code AG(F,280P) [i] based on function field F/F₂₅₆ with g(F) = 2 and N(F) ≥ 321, using
      - sharp bound on the number of rational points on curves with genus 2 [i]
    2. linear OA(256³⁷, 320, F₂₅₆, 35) (dual of [320, 283, 36]-code), using algebraic-geometric code AG(F,284P) [i] based on function field F/F₂₅₆ with g(F) = 2 and N(F) ≥ 321 (see above)
    3. linear OA(256³, 7, F₂₅₆, 3) (dual of [7, 4, 4]-code or 7-arc in PG(2,256) or 7-cap in PG(2,256)), using
      - discarding factors / shortening the dual code based on linear OA(256³, 256, F₂₅₆, 3) (dual of [256, 253, 4]-code or 256-arc in PG(2,256) or 256-cap in PG(2,256)), using
        Reedâ€“Solomon code RS(253,256) [i]

Mode: 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.