MinT - Information on Result #904002

Information on Result #904002

Linear OOA(64⁹¹, 131203, F₆₄, 2, 25) (dual of [(131203, 2), 262315, 26]-NRT-code), using (u,Â u+v)-construction based on

linear OOA(64¹⁸, 130, F₆₄, 2, 12) (dual of [(130, 2), 242, 13]-NRT-code), using
- (u,Â u+v)-construction [i] based on
  1. linear OOA(64⁶, 65, F₆₄, 2, 6) (dual of [(65, 2), 124, 7]-NRT-code), using
    - extended Reedâ€“Solomon NRT-code RS_e(2;124,64) [i]
  2. linear OOA(64¹², 65, F₆₄, 2, 12) (dual of [(65, 2), 118, 13]-NRT-code), using
    - extended Reedâ€“Solomon NRT-code RS_e(2;118,64) [i]
linear OOA(64⁷³, 131073, F₆₄, 2, 25) (dual of [(131073, 2), 262073, 26]-NRT-code), using
- OOA 2-folding [i] based on linear OA(64⁷³, 262146, F₆₄, 25) (dual of [262146, 262073, 26]-code), using
  - discarding factors / shortening the dual code based on linear OA(64⁷³, 262147, F₆₄, 25) (dual of [262147, 262074, 26]-code), using
    - constructionÂ X applied to C_e(24) âŠ‚ C_e(23) [i] based on
      1. linear OA(64⁷³, 262144, F₆₄, 25) (dual of [262144, 262071, 26]-code), using an extension C_e(24) of the primitive narrow-sense BCH-code C(I) with length 262143Â = 64³âˆ’1, defining interval IÂ =Â [1,24], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 25 [i]
      2. linear OA(64⁷⁰, 262144, F₆₄, 24) (dual of [262144, 262074, 25]-code), using an extension C_e(23) of the primitive narrow-sense BCH-code C(I) with length 262143Â = 64³âˆ’1, defining interval IÂ =Â [1,23], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 24 [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.