MinT - Information on Result #1640348

Information on Result #1640348

Linear OOA(2²⁵⁸, 911, F₂, 5, 47) (dual of [(911, 5), 4297, 48]-NRT-code), using embedding of OOA with Gilbertâ€“VarÅ¡amov bound based on linear OOA(2²⁵⁸, 911, F₂, 2, 47) (dual of [(911, 2), 1564, 48]-NRT-code), using

discarding factors / shortening the dual code based on linear OOA(2²⁵⁸, 1031, F₂, 2, 47) (dual of [(1031, 2), 1804, 48]-NRT-code), using
- 2¹ times duplication [i] based on linear OOA(2²⁵⁷, 1031, F₂, 2, 47) (dual of [(1031, 2), 1805, 48]-NRT-code), using
  - 1 times NRT-code embedding in larger space [i] based on linear OOA(2²⁵⁵, 1030, F₂, 2, 47) (dual of [(1030, 2), 1805, 48]-NRT-code), using
    - OOA 2-folding [i] based on linear OA(2²⁵⁵, 2060, F₂, 47) (dual of [2060, 1805, 48]-code), using
      - constructionÂ X applied to C_e(46) âŠ‚ C_e(44) [i] based on
        linear OA(2²⁵⁴, 2048, F₂, 47) (dual of [2048, 1794, 48]-code), using an extension C_e(46) of the primitive narrow-sense BCH-code C(I) with length 2047Â = 2¹¹âˆ’1, defining interval IÂ =Â [1,46], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 47 [i]
        linear OA(2²⁴³, 2048, F₂, 45) (dual of [2048, 1805, 46]-code), using an extension C_e(44) of the primitive narrow-sense BCH-code C(I) with length 2047Â = 2¹¹âˆ’1, defining interval IÂ =Â [1,44], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 45 [i]
        linear OA(2¹, 12, F₂, 1) (dual of [12, 11, 2]-code), using
        discarding factors / shortening the dual code based on linear OA(2¹, s, F₂, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
        parity-check code [i]

Mode: 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.