MinT - Information on Result #1192624

Information on Result #1192624

Digital (141, 165, 174770)-net over F₈, using net defined by OOA based on linear OOA(8¹⁶⁵, 174770, F₈, 27, 24) (dual of [(174770, 27), 4718625, 25]-NRT-code), using

OOA 4-folding and stacking with additional row [i] based on linear OOA(8¹⁶⁵, 699081, F₈, 3, 24) (dual of [(699081, 3), 2097078, 25]-NRT-code), using
- (u,Â u+v)-construction [i] based on
  1. linear OOA(8¹⁷, 28, F₈, 3, 12) (dual of [(28, 3), 67, 13]-NRT-code), using
    - extended algebraic-geometric NRT-code AG_e(3;F,71P) [i] based on function field F/F₈ with g(F) = 5 and N(F) ≥ 28, using
      - a function field by SÃ©mirat [i]
  2. linear OOA(8¹⁴⁸, 699053, F₈, 3, 24) (dual of [(699053, 3), 2097011, 25]-NRT-code), using
    - OOA 3-folding [i] based on linear OA(8¹⁴⁸, 2097159, F₈, 24) (dual of [2097159, 2097011, 25]-code), using
      - 1 times truncation [i] based on linear OA(8¹⁴⁹, 2097160, F₈, 25) (dual of [2097160, 2097011, 26]-code), using
        constructionÂ X applied to C_e(24) âŠ‚ C_e(22) [i] based on
        linear OA(8¹⁴⁸, 2097152, F₈, 25) (dual of [2097152, 2097004, 26]-code), using an extension C_e(24) of the primitive narrow-sense BCH-code C(I) with length 2097151Â = 8⁷âˆ’1, defining interval IÂ =Â [1,24], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 25 [i]
        linear OA(8¹⁴¹, 2097152, F₈, 23) (dual of [2097152, 2097011, 24]-code), using an extension C_e(22) of the primitive narrow-sense BCH-code C(I) with length 2097151Â = 8⁷âˆ’1, defining interval IÂ =Â [1,22], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 23 [i]
        linear OA(8¹, 8, F₈, 1) (dual of [8, 7, 2]-code), using
        discarding factors / shortening the dual code based on linear OA(8¹, s, F₈, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
        parity-check code [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.