MinT - Information on Result #1845827

Information on Result #1845827

OA(128²⁰, 323, S₁₂₈, 14), using discarding parts of the base based on linear OA(256¹⁷, 323, F₂₅₆, 14) (dual of [323, 306, 15]-code), using

constructionÂ X applied to AG(F,305P) âŠ‚ AG(F,307P) [i] based on
1. linear OA(256¹⁶, 320, F₂₅₆, 14) (dual of [320, 304, 15]-code), using algebraic-geometric code AG(F,305P) [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(256¹⁴, 320, F₂₅₆, 12) (dual of [320, 306, 13]-code), using algebraic-geometric code AG(F,307P) [i] based on function field F/F₂₅₆ with g(F) = 2 and N(F) ≥ 321 (see above)
3. linear OA(256¹, 3, F₂₅₆, 1) (dual of [3, 2, 2]-code), using
  - discarding factors / shortening the dual code based on linear OA(256¹, s, F₂₅₆, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
    - parity-check code [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.