MinT - Information on Result #1620786

Information on Result #1620786

Linear OOA(3¹⁴⁰, 2097211, F₃, 5, 13) (dual of [(2097211, 5), 10485915, 14]-NRT-code), using OOA 2-folding based on linear OOA(3¹⁴⁰, 4194422, F₃, 3, 13) (dual of [(4194422, 3), 12583126, 14]-NRT-code), using

embedding of OOA with Gilbertâ€“VarÅ¡amov bound [i] based on linear OOA(3¹⁴⁰, 4194422, F₃, 2, 13) (dual of [(4194422, 2), 8388704, 14]-NRT-code), using
- (u,Â u+v)-construction [i] based on
  1. linear OOA(3¹⁹, 121, F₃, 2, 6) (dual of [(121, 2), 223, 7]-NRT-code), using
    - embedding of OOA with Gilbertâ€“VarÅ¡amov bound [i] based on linear OA(3¹⁹, 121, F₃, 6) (dual of [121, 102, 7]-code), using
      - 1 times truncation [i] based on linear OA(3²⁰, 122, F₃, 7) (dual of [122, 102, 8]-code), using
        a â€œDaHâ€ code from Brouwerâ€™s database [i]
  2. linear OOA(3¹²¹, 4194301, F₃, 2, 13) (dual of [(4194301, 2), 8388481, 14]-NRT-code), using
    - OOA 2-folding [i] based on linear OA(3¹²¹, 8388602, F₃, 13) (dual of [8388602, 8388481, 14]-code), using
      - discarding factors / shortening the dual code based on linear OA(3¹²¹, large, F₃, 13) (dual of [large, large−121, 14]-code), using
        the expurgated narrow-sense BCH-code C(I) with length 14348908Â | 3³⁰âˆ’1, defining interval IÂ =Â [0,6], and minimum distance dÂ â‰¥ |{−6,−5,…,6}|+1Â =Â 14 (BCH-bound) [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.