MinT - Information on Result #1643211

Information on Result #1643211

Linear OOA(3¹²³, 8915, F₃, 5, 20) (dual of [(8915, 5), 44452, 21]-NRT-code), using embedding of OOA with Gilbertâ€“VarÅ¡amov bound based on linear OOA(3¹²³, 8915, F₃, 2, 20) (dual of [(8915, 2), 17707, 21]-NRT-code), using

discarding factors / shortening the dual code based on linear OOA(3¹²³, 9853, F₃, 2, 20) (dual of [(9853, 2), 19583, 21]-NRT-code), using
- OOA 2-folding [i] based on linear OA(3¹²³, 19706, F₃, 20) (dual of [19706, 19583, 21]-code), using
  - 1 times code embedding in larger space [i] based on linear OA(3¹²², 19705, F₃, 20) (dual of [19705, 19583, 21]-code), using
    - constructionÂ X applied to C_e(19) âŠ‚ C_e(16) [i] based on
      1. linear OA(3¹¹⁸, 19683, F₃, 20) (dual of [19683, 19565, 21]-code), using an extension C_e(19) of the primitive narrow-sense BCH-code C(I) with length 19682Â = 3⁹âˆ’1, defining interval IÂ =Â [1,19], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 20 [i]
      2. linear OA(3¹⁰⁰, 19683, F₃, 17) (dual of [19683, 19583, 18]-code), using an extension C_e(16) of the primitive narrow-sense BCH-code C(I) with length 19682Â = 3⁹âˆ’1, defining interval IÂ =Â [1,16], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 17 [i]
      3. linear OA(3⁴, 22, F₃, 2) (dual of [22, 18, 3]-code), using
        discarding factors / shortening the dual code based on linear OA(3⁴, 40, F₃, 2) (dual of [40, 36, 3]-code), using
        Hamming code H(4,3) [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

The following results depend on this result:

	Result		This result only	Method
1	Linear OOA(3¹²³, 4457, F₃, 25, 20) (dual of [(4457, 25), 111302, 21]-NRT-code)	[i]		OOA Folding and Stacking with Additional Row