MinT - Information on Result #1653259

Information on Result #1653259

Linear OOA(256⁶², 19243, F₂₅₆, 5, 29) (dual of [(19243, 5), 96153, 30]-NRT-code), using embedding of OOA with Gilbertâ€“VarÅ¡amov bound based on linear OOA(256⁶², 19243, F₂₅₆, 3, 29) (dual of [(19243, 3), 57667, 30]-NRT-code), using

discarding factors / shortening the dual code based on linear OOA(256⁶², 21851, F₂₅₆, 3, 29) (dual of [(21851, 3), 65491, 30]-NRT-code), using
- OOA 3-folding [i] based on linear OA(256⁶², 65553, F₂₅₆, 29) (dual of [65553, 65491, 30]-code), using
  - discarding factors / shortening the dual code based on linear OA(256⁶², 65554, F₂₅₆, 29) (dual of [65554, 65492, 30]-code), using
    - constructionÂ X applied to C([0,14]) âŠ‚ C([0,11]) [i] based on
      1. linear OA(256⁵⁷, 65537, F₂₅₆, 29) (dual of [65537, 65480, 30]-code), using the expurgated narrow-sense BCH-code C(I) with length 65537Â | 256⁴âˆ’1, defining interval IÂ =Â [0,14], and minimum distance dÂ â‰¥ |{−14,−13,…,14}|+1Â =Â 30 (BCH-bound) [i]
      2. linear OA(256⁴⁵, 65537, F₂₅₆, 23) (dual of [65537, 65492, 24]-code), using the expurgated narrow-sense BCH-code C(I) with length 65537Â | 256⁴âˆ’1, defining interval IÂ =Â [0,11], and minimum distance dÂ â‰¥ |{−11,−10,…,11}|+1Â =Â 24 (BCH-bound) [i]
      3. linear OA(256⁵, 17, F₂₅₆, 5) (dual of [17, 12, 6]-code or 17-arc in PG(4,256)), using
        discarding factors / shortening the dual code based on linear OA(256⁵, 256, F₂₅₆, 5) (dual of [256, 251, 6]-code or 256-arc in PG(4,256)), using
        Reedâ€“Solomon code RS(251,256) [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(256⁶², 6414, F₂₅₆, 35, 29) (dual of [(6414, 35), 224428, 30]-NRT-code)	[i]		OOA Folding and Stacking with Additional Row