MinT - Information on Result #1687354

Information on Result #1687354

Linear OOA(2²³⁰, 6474, F₂, 7, 30) (dual of [(6474, 7), 45088, 31]-NRT-code), using embedding of OOA with Gilbertâ€“VarÅ¡amov bound based on linear OOA(2²³⁰, 6474, F₂, 5, 30) (dual of [(6474, 5), 32140, 31]-NRT-code), using

discarding factors / shortening the dual code based on linear OOA(2²³⁰, 6557, F₂, 5, 30) (dual of [(6557, 5), 32555, 31]-NRT-code), using
- 2² times duplication [i] based on linear OOA(2²²⁸, 6557, F₂, 5, 30) (dual of [(6557, 5), 32557, 31]-NRT-code), using
  - OOA 5-folding [i] based on linear OA(2²²⁸, 32785, F₂, 30) (dual of [32785, 32557, 31]-code), using
    - 2 times code embedding in larger space [i] based on linear OA(2²²⁶, 32783, F₂, 30) (dual of [32783, 32557, 31]-code), using
      - 1 times truncation [i] based on linear OA(2²²⁷, 32784, F₂, 31) (dual of [32784, 32557, 32]-code), using
        constructionÂ X applied to C_e(30) âŠ‚ C_e(28) [i] based on
        linear OA(2²²⁶, 32768, F₂, 31) (dual of [32768, 32542, 32]-code), using an extension C_e(30) of the primitive narrow-sense BCH-code C(I) with length 32767Â = 2¹⁵âˆ’1, defining interval IÂ =Â [1,30], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 31 [i]
        linear OA(2²¹¹, 32768, F₂, 29) (dual of [32768, 32557, 30]-code), using an extension C_e(28) of the primitive narrow-sense BCH-code C(I) with length 32767Â = 2¹⁵âˆ’1, defining interval IÂ =Â [1,28], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 29 [i]
        linear OA(2¹, 16, F₂, 1) (dual of [16, 15, 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.