MinT - Information on Result #1615411

Information on Result #1615411

Linear OOA(256³⁶, 32776, F₂₅₆, 4, 16) (dual of [(32776, 4), 131068, 17]-NRT-code), using embedding of OOA with Gilbertâ€“VarÅ¡amov bound based on linear OOA(256³⁶, 32776, F₂₅₆, 2, 16) (dual of [(32776, 2), 65516, 17]-NRT-code), using

OOA 2-folding [i] based on linear OA(256³⁶, 65552, F₂₅₆, 16) (dual of [65552, 65516, 17]-code), using
- discarding factors / shortening the dual code based on linear OA(256³⁶, 65553, F₂₅₆, 16) (dual of [65553, 65517, 17]-code), using
  - constructionÂ X applied to C_e(15) âŠ‚ C_e(9) [i] based on
    1. linear OA(256³¹, 65536, F₂₅₆, 16) (dual of [65536, 65505, 17]-code), using an extension C_e(15) of the primitive narrow-sense BCH-code C(I) with length 65535Â = 256²âˆ’1, defining interval IÂ =Â [1,15], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 16 [i]
    2. linear OA(256¹⁹, 65536, F₂₅₆, 10) (dual of [65536, 65517, 11]-code), using an extension C_e(9) of the primitive narrow-sense BCH-code C(I) with length 65535Â = 256²âˆ’1, defining interval IÂ =Â [1,9], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 10 [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(256³⁶, 16387, F₂₅₆, 20, 16) (dual of [(16387, 20), 327704, 17]-NRT-code)	[i]		OOA Folding and Stacking with Additional Row