MinT - Information on Result #1019579

Information on Result #1019579

Linear OOA(128⁷⁰, 5783, F₁₂₈, 3, 25) (dual of [(5783, 3), 17279, 26]-NRT-code), using (u,Â u+v)-construction based on

linear OOA(128²¹, 321, F₁₂₈, 3, 12) (dual of [(321, 3), 942, 13]-NRT-code), using
- (u,Â u+v)-construction [i] based on
  1. linear OOA(128⁶, 129, F₁₂₈, 3, 6) (dual of [(129, 3), 381, 7]-NRT-code), using
    - extended Reedâ€“Solomon NRT-code RS_e(3;381,128) [i]
  2. linear OOA(128¹⁵, 192, F₁₂₈, 3, 12) (dual of [(192, 3), 561, 13]-NRT-code), using
    - extended algebraic-geometric NRT-code AG_e(3;F,563P) [i] based on function field F/F₁₂₈ with g(F) = 3 and N(F) ≥ 192, using
      - a function field by SÃ©mirat [i]
linear OOA(128⁴⁹, 5462, F₁₂₈, 3, 25) (dual of [(5462, 3), 16337, 26]-NRT-code), using
- OOA 3-folding [i] based on linear OA(128⁴⁹, 16386, F₁₂₈, 25) (dual of [16386, 16337, 26]-code), using
  - constructionÂ X applied to C_e(24) âŠ‚ C_e(23) [i] based on
    1. linear OA(128⁴⁹, 16384, F₁₂₈, 25) (dual of [16384, 16335, 26]-code), using an extension C_e(24) of the primitive narrow-sense BCH-code C(I) with length 16383Â = 128²âˆ’1, defining interval IÂ =Â [1,24], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 25 [i]
    2. linear OA(128⁴⁷, 16384, F₁₂₈, 24) (dual of [16384, 16337, 25]-code), using an extension C_e(23) of the primitive narrow-sense BCH-code C(I) with length 16383Â = 128²âˆ’1, defining interval IÂ =Â [1,23], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 24 [i]
    3. linear OA(128⁰, 2, F₁₂₈, 0) (dual of [2, 2, 1]-code), using
      - discarding factors / shortening the dual code based on linear OA(128⁰, s, F₁₂₈, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
        OA with only one run / dual of code without redundancy [i]

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.