MinT - Information on Result #1653260

Information on Result #1653260

Linear OOA(256⁶², 24024, F₂₅₆, 5, 28) (dual of [(24024, 5), 120058, 29]-NRT-code), using embedding of OOA with Gilbertâ€“VarÅ¡amov bound based on linear OOA(256⁶², 24024, F₂₅₆, 2, 28) (dual of [(24024, 2), 47986, 29]-NRT-code), using

discarding factors / shortening the dual code based on linear OOA(256⁶², 32779, F₂₅₆, 2, 28) (dual of [(32779, 2), 65496, 29]-NRT-code), using
- OOA 2-folding [i] based on linear OA(256⁶², 65558, F₂₅₆, 28) (dual of [65558, 65496, 29]-code), using
  - discarding factors / shortening the dual code based on linear OA(256⁶², 65559, F₂₅₆, 28) (dual of [65559, 65497, 29]-code), using
    - constructionÂ X applied to C_e(27) âŠ‚ C_e(19) [i] based on
      1. linear OA(256⁵⁵, 65536, F₂₅₆, 28) (dual of [65536, 65481, 29]-code), using an extension C_e(27) of the primitive narrow-sense BCH-code C(I) with length 65535Â = 256²âˆ’1, defining interval IÂ =Â [1,27], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 28 [i]
      2. linear OA(256³⁹, 65536, F₂₅₆, 20) (dual of [65536, 65497, 21]-code), using an extension C_e(19) of the primitive narrow-sense BCH-code C(I) with length 65535Â = 256²âˆ’1, defining interval IÂ =Â [1,19], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 20 [i]
      3. linear OA(256⁷, 23, F₂₅₆, 7) (dual of [23, 16, 8]-code or 23-arc in PG(6,256)), using
        discarding factors / shortening the dual code based on linear OA(256⁷, 256, F₂₅₆, 7) (dual of [256, 249, 8]-code or 256-arc in PG(6,256)), using
        Reedâ€“Solomon code RS(249,256) [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, 8007, F₂₅₆, 35, 28) (dual of [(8007, 35), 280183, 29]-NRT-code)	[i]		OOA Folding and Stacking with Additional Row