MinT - Information on Result #1229995

Information on Result #1229995

Digital (143, 155, 6640988)-net over F₈, using generalized (u,Â u+v)-construction based on

digital (20, 24, 1048588)-net over F₈, using
- net defined by OOA [i] based on linear OOA(8²⁴, 1048588, F₈, 4, 4) (dual of [(1048588, 4), 4194328, 5]-NRT-code), using
  - appending kth column [i] based on linear OOA(8²⁴, 1048588, F₈, 3, 4) (dual of [(1048588, 3), 3145740, 5]-NRT-code), using
    - (u,Â u+v)-construction [i] based on
      1. linear OOA(8², 9, F₈, 3, 2) (dual of [(9, 3), 25, 3]-NRT-code), using
        extended Reedâ€“Solomon NRT-code RS_e(3;25,8) [i]
      2. linear OOA(8²², 1048579, F₈, 3, 4) (dual of [(1048579, 3), 3145715, 5]-NRT-code), using
        OA 2-folding and stacking [i] based on linear OA(8²², 2097158, F₈, 4) (dual of [2097158, 2097136, 5]-code), using
        discarding factors / shortening the dual code based on linear OA(8²², 2097159, F₈, 4) (dual of [2097159, 2097137, 5]-code), using
        constructionÂ X applied to C_e(3) âŠ‚ C_e(2) [i] based on
        linear OA(8²², 2097152, F₈, 4) (dual of [2097152, 2097130, 5]-code), using an extension C_e(3) of the primitive narrow-sense BCH-code C(I) with length 2097151Â = 8⁷âˆ’1, defining interval IÂ =Â [1,3], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 4 [i]
        linear OA(8¹⁵, 2097152, F₈, 3) (dual of [2097152, 2097137, 4]-code or 2097152-cap in PG(14,8)), using an extension C_e(2) of the primitive narrow-sense BCH-code C(I) with length 2097151Â = 8⁷âˆ’1, defining interval IÂ =Â [1,2], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 3 [i]
        linear OA(8⁰, 7, F₈, 0) (dual of [7, 7, 1]-code), using
        discarding factors / shortening the dual code based on linear OA(8⁰, s, F₈, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
        OA with only one run / dual of code without redundancy [i]
digital (35, 41, 2796200)-net over F₈, using
- s-reduction based on digital (35, 41, 2796201)-net over F₈, using
  - net defined by OOA [i] based on linear OOA(8⁴¹, 2796201, F₈, 6, 6) (dual of [(2796201, 6), 16777165, 7]-NRT-code), using
    - OA 3-folding and stacking [i] based on linear OA(8⁴¹, large, F₈, 6) (dual of [large, large−41, 7]-code), using
      - the primitive expurgated narrow-sense BCH-code C(I) with length 16777215Â = 8⁸âˆ’1, defining interval IÂ =Â [0,5], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 7 [i]
digital (78, 90, 2796200)-net over F₈, using
- net defined by OOA [i] based on linear OOA(8⁹⁰, 2796200, F₈, 14, 12) (dual of [(2796200, 14), 39146710, 13]-NRT-code), using
  - OOA 3-folding and stacking with additional row [i] based on linear OOA(8⁹⁰, 8388601, F₈, 2, 12) (dual of [(8388601, 2), 16777112, 13]-NRT-code), using
    - discarding factors / shortening the dual code based on linear OOA(8⁹⁰, 8388602, F₈, 2, 12) (dual of [(8388602, 2), 16777114, 13]-NRT-code), using
      - trace code [i] based on linear OOA(64⁴⁵, 4194301, F₆₄, 2, 12) (dual of [(4194301, 2), 8388557, 13]-NRT-code), using
        OOA 2-folding [i] based on linear OA(64⁴⁵, 8388602, F₆₄, 12) (dual of [8388602, 8388557, 13]-code), using
        discarding factors / shortening the dual code based on linear OA(64⁴⁵, large, F₆₄, 12) (dual of [large, large−45, 13]-code), using
        the primitive expurgated narrow-sense BCH-code C(I) with length 16777215Â = 64⁴âˆ’1, defining interval IÂ =Â [0,11], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 13 [i]

Mode: Constructive and linear.

Optimality

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

Other Results with Identical Parameters

None.

Depending Results

None.