MinT - Information on Result #2677973

Information on Result #2677973

Linear OOA(3²²⁰, 177156, F₃, 3, 27) (dual of [(177156, 3), 531248, 28]-NRT-code), using 3¹ times duplication based on linear OOA(3²¹⁹, 177156, F₃, 3, 27) (dual of [(177156, 3), 531249, 28]-NRT-code), using

OOA 3-folding [i] based on linear OA(3²¹⁹, 531468, F₃, 27) (dual of [531468, 531249, 28]-code), using
- 1 times code embedding in larger space [i] based on linear OA(3²¹⁸, 531467, F₃, 27) (dual of [531467, 531249, 28]-code), using
  - constructionÂ X applied to C([0,13]) âŠ‚ C([0,12]) [i] based on
    1. linear OA(3²¹⁷, 531442, F₃, 27) (dual of [531442, 531225, 28]-code), using the expurgated narrow-sense BCH-code C(I) with length 531442Â | 3²⁴âˆ’1, defining interval IÂ =Â [0,13], and minimum distance dÂ â‰¥ |{−13,−12,…,13}|+1Â =Â 28 (BCH-bound) [i]
    2. linear OA(3¹⁹³, 531442, F₃, 25) (dual of [531442, 531249, 26]-code), using the expurgated narrow-sense BCH-code C(I) with length 531442Â | 3²⁴âˆ’1, defining interval IÂ =Â [0,12], and minimum distance dÂ â‰¥ |{−12,−11,…,12}|+1Â =Â 26 (BCH-bound) [i]
    3. linear OA(3¹, 25, F₃, 1) (dual of [25, 24, 2]-code), using
      - discarding factors / shortening the dual code based on linear OA(3¹, s, F₃, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
        parity-check code [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

The following results depend on this result:

	Result		Method
1	Linear OOA(3²²⁰, 149588, F₃, 4, 27) (dual of [(149588, 4), 598132, 28]-NRT-code)	[i]	Embedding of OOA with Gilbertâ€“VarÅ¡amov Bound
2	Linear OOA(3²²⁰, 149588, F₃, 5, 27) (dual of [(149588, 5), 747720, 28]-NRT-code)	[i]
3	Digital (193, 220, 149588)-net over F₃	[i]