MinT - Information on Result #903926

Information on Result #903926

Linear OOA(64⁸⁰, 131203, F₆₄, 2, 22) (dual of [(131203, 2), 262326, 23]-NRT-code), using (u,Â u+v)-construction based on

linear OOA(64¹⁶, 130, F₆₄, 2, 11) (dual of [(130, 2), 244, 12]-NRT-code), using
- (u,Â u+v)-construction [i] based on
  1. linear OOA(64⁵, 65, F₆₄, 2, 5) (dual of [(65, 2), 125, 6]-NRT-code), using
    - extended Reedâ€“Solomon NRT-code RS_e(2;125,64) [i]
  2. linear OOA(64¹¹, 65, F₆₄, 2, 11) (dual of [(65, 2), 119, 12]-NRT-code), using
    - extended Reedâ€“Solomon NRT-code RS_e(2;119,64) [i]
linear OOA(64⁶⁴, 131073, F₆₄, 2, 22) (dual of [(131073, 2), 262082, 23]-NRT-code), using
- OOA 2-folding [i] based on linear OA(64⁶⁴, 262146, F₆₄, 22) (dual of [262146, 262082, 23]-code), using
  - discarding factors / shortening the dual code based on linear OA(64⁶⁴, 262147, F₆₄, 22) (dual of [262147, 262083, 23]-code), using
    - constructionÂ X applied to C_e(21) âŠ‚ C_e(20) [i] based on
      1. linear OA(64⁶⁴, 262144, F₆₄, 22) (dual of [262144, 262080, 23]-code), using an extension C_e(21) of the primitive narrow-sense BCH-code C(I) with length 262143Â = 64³âˆ’1, defining interval IÂ =Â [1,21], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 22 [i]
      2. linear OA(64⁶¹, 262144, F₆₄, 21) (dual of [262144, 262083, 22]-code), using an extension C_e(20) of the primitive narrow-sense BCH-code C(I) with length 262143Â = 64³âˆ’1, defining interval IÂ =Â [1,20], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 21 [i]
      3. linear OA(64⁰, 3, F₆₄, 0) (dual of [3, 3, 1]-code), using
        discarding factors / shortening the dual code based on linear OA(64⁰, s, F₆₄, 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.