MinT - Information on Result #1621251

Information on Result #1621251

Linear OOA(3²²⁹, 1963800, F₃, 5, 21) (dual of [(1963800, 5), 9818771, 22]-NRT-code), using OOA 2-folding based on linear OOA(3²²⁹, 3927600, F₃, 3, 21) (dual of [(3927600, 3), 11782571, 22]-NRT-code), using

discarding factors / shortening the dual code based on linear OOA(3²²⁹, 3927601, F₃, 3, 21) (dual of [(3927601, 3), 11782574, 22]-NRT-code), using
- embedding of OOA with Gilbertâ€“VarÅ¡amov bound [i] based on linear OOA(3²²⁹, 3927601, F₃, 2, 21) (dual of [(3927601, 2), 7854973, 22]-NRT-code), using
  - discarding factors / shortening the dual code based on linear OOA(3²²⁹, 4194322, F₃, 2, 21) (dual of [(4194322, 2), 8388415, 22]-NRT-code), using
    - (u,Â u+v)-construction [i] based on
      1. linear OOA(3¹⁹, 21, F₃, 2, 10) (dual of [(21, 2), 23, 11]-NRT-code), using
        extracting embedded OOA [i] based on digital (9, 19, 21)-net over F₃, using
        2 times m-reduction [i] based on digital (9, 21, 21)-net over F₃, using
        a shift-net [i]
      2. linear OOA(3²¹⁰, 4194301, F₃, 2, 21) (dual of [(4194301, 2), 8388392, 22]-NRT-code), using
        OOA 2-folding [i] based on linear OA(3²¹⁰, 8388602, F₃, 21) (dual of [8388602, 8388392, 22]-code), using
        discarding factors / shortening the dual code based on linear OA(3²¹⁰, large, F₃, 21) (dual of [large, large−210, 22]-code), using
        the primitive narrow-sense BCH-code C(I) with length 14348906Â = 3¹⁵âˆ’1, defining interval IÂ =Â [1,21], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 22 [i]

Mode: Linear.

Optimality

Show details for fixed k and m, k and s, k and t, m and s, m and t.

Other Results with Identical Parameters

None.

Depending Results

None.