MinT - Information on Result #2480487

Information on Result #2480487

Linear OOA(2²⁵⁰, 2065, F₂, 2, 40) (dual of [(2065, 2), 3880, 41]-NRT-code), using 2 times NRT-code embedding in larger space based on linear OOA(2²⁴⁶, 2063, F₂, 2, 40) (dual of [(2063, 2), 3880, 41]-NRT-code), using

OOA 2-folding [i] based on linear OA(2²⁴⁶, 4126, F₂, 40) (dual of [4126, 3880, 41]-code), using
- 1 times truncation [i] based on linear OA(2²⁴⁷, 4127, F₂, 41) (dual of [4127, 3880, 42]-code), using
  - constructionÂ X applied to C([0,20]) âŠ‚ C([0,18]) [i] based on
    1. linear OA(2²⁴¹, 4097, F₂, 41) (dual of [4097, 3856, 42]-code), using the expurgated narrow-sense BCH-code C(I) with length 4097Â | 2²⁴âˆ’1, defining interval IÂ =Â [0,20], and minimum distance dÂ â‰¥ |{−20,−19,…,20}|+1Â =Â 42 (BCH-bound) [i]
    2. linear OA(2²¹⁷, 4097, F₂, 37) (dual of [4097, 3880, 38]-code), using the expurgated narrow-sense BCH-code C(I) with length 4097Â | 2²⁴âˆ’1, defining interval IÂ =Â [0,18], and minimum distance dÂ â‰¥ |{−18,−17,…,18}|+1Â =Â 38 (BCH-bound) [i]
    3. linear OA(2⁶, 30, F₂, 3) (dual of [30, 24, 4]-code or 30-cap in PG(5,2)), using
      - discarding factors / shortening the dual code based on linear OA(2⁶, 32, F₂, 3) (dual of [32, 26, 4]-code or 32-cap in PG(5,2)), using
        Reedâ€“Muller code RM(1,5) [i]
        caps in base bÂ =Â 2 [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(2²⁵¹, 2065, F₂, 2, 40) (dual of [(2065, 2), 3879, 41]-NRT-code)	[i]	OOA Duplication
2	Linear OOA(2²⁵⁰, 1473, F₂, 3, 40) (dual of [(1473, 3), 4169, 41]-NRT-code)	[i]	Embedding of OOA with Gilbertâ€“VarÅ¡amov Bound
3	Linear OOA(2²⁵⁰, 1473, F₂, 4, 40) (dual of [(1473, 4), 5642, 41]-NRT-code)	[i]
4	Linear OOA(2²⁵⁰, 1473, F₂, 5, 40) (dual of [(1473, 5), 7115, 41]-NRT-code)	[i]
5	Linear OOA(2²⁵⁰, 1473, F₂, 6, 40) (dual of [(1473, 6), 8588, 41]-NRT-code)	[i]
6	Linear OOA(2²⁵⁰, 1473, F₂, 7, 40) (dual of [(1473, 7), 10061, 41]-NRT-code)	[i]
7	Linear OOA(2²⁵⁰, 1473, F₂, 8, 40) (dual of [(1473, 8), 11534, 41]-NRT-code)	[i]
8	Digital (210, 250, 1473)-net over F₂	[i]