MinT - Information on Result #1781305

Information on Result #1781305

Digital (189, 217, 510744)-net over F₄, using embedding of OOA with Gilbertâ€“VarÅ¡amov bound based on linear OOA(4²¹⁷, 510744, F₄, 2, 28) (dual of [(510744, 2), 1021271, 29]-NRT-code), using

discarding factors / shortening the dual code based on linear OOA(4²¹⁷, 524306, F₄, 2, 28) (dual of [(524306, 2), 1048395, 29]-NRT-code), using
- strength reduction [i] based on linear OOA(4²¹⁷, 524306, F₄, 2, 29) (dual of [(524306, 2), 1048395, 30]-NRT-code), using
  - OOA 2-folding [i] based on linear OA(4²¹⁷, 1048612, F₄, 29) (dual of [1048612, 1048395, 30]-code), using
    - 1 times code embedding in larger space [i] based on linear OA(4²¹⁶, 1048611, F₄, 29) (dual of [1048611, 1048395, 30]-code), using
      - constructionÂ X applied to C_e(28) âŠ‚ C_e(24) [i] based on
        linear OA(4²¹¹, 1048576, F₄, 29) (dual of [1048576, 1048365, 30]-code), using an extension C_e(28) of the primitive narrow-sense BCH-code C(I) with length 1048575Â = 4¹⁰âˆ’1, defining interval IÂ =Â [1,28], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 29 [i]
        linear OA(4¹⁸¹, 1048576, F₄, 25) (dual of [1048576, 1048395, 26]-code), using an extension C_e(24) of the primitive narrow-sense BCH-code C(I) with length 1048575Â = 4¹⁰âˆ’1, defining interval IÂ =Â [1,24], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 25 [i]
        linear OA(4⁵, 35, F₄, 3) (dual of [35, 30, 4]-code or 35-cap in PG(4,4)), using
        discarding factors / shortening the dual code based on linear OA(4⁵, 41, F₄, 3) (dual of [41, 36, 4]-code or 41-cap in PG(4,4)), using
        a cap found by Tallinii [i]

Mode: 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.