MinT - Information on Result #2308158

Information on Result #2308158

OA(64³⁸, 327, S₆₄, 23), using 2 times code embedding in larger space based on OA(64³⁶, 325, S₆₄, 23), using

discarding parts of the base [i] based on linear OA(256²⁷, 325, F₂₅₆, 23) (dual of [325, 298, 24]-code), using
- constructionÂ X applied to AG(F,296P) âŠ‚ AG(F,299P) [i] based on
  1. linear OA(256²⁵, 320, F₂₅₆, 23) (dual of [320, 295, 24]-code), using algebraic-geometric code AG(F,296P) [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(256²², 320, F₂₅₆, 20) (dual of [320, 298, 21]-code), using algebraic-geometric code AG(F,299P) [i] based on function field F/F₂₅₆ with g(F) = 2 and N(F) ≥ 321 (see above)
  3. linear OA(256², 5, F₂₅₆, 2) (dual of [5, 3, 3]-code or 5-arc in PG(1,256)), using
    - discarding factors / shortening the dual code based on linear OA(256², 256, F₂₅₆, 2) (dual of [256, 254, 3]-code or 256-arc in PG(1,256)), using
      - Reedâ€“Solomon code RS(254,256) [i]

Mode: Arbitrary.

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.