MinT - Information on Result #1593587

Information on Result #1593587

Linear OOA(2¹⁷⁷, 2145, F₂, 4, 26) (dual of [(2145, 4), 8403, 27]-NRT-code), using embedding of OOA with Gilbertâ€“VarÅ¡amov bound based on linear OOA(2¹⁷⁷, 2145, F₂, 3, 26) (dual of [(2145, 3), 6258, 27]-NRT-code), using

discarding factors / shortening the dual code based on linear OOA(2¹⁷⁷, 2741, F₂, 3, 26) (dual of [(2741, 3), 8046, 27]-NRT-code), using
- 1 step truncation [i] based on linear OOA(2¹⁷⁸, 2742, F₂, 3, 27) (dual of [(2742, 3), 8048, 28]-NRT-code), using
  - OOA 3-folding [i] based on linear OA(2¹⁷⁸, 8226, F₂, 27) (dual of [8226, 8048, 28]-code), using
    - 2 times code embedding in larger space [i] based on linear OA(2¹⁷⁶, 8224, F₂, 27) (dual of [8224, 8048, 28]-code), using
      - constructionÂ X applied to C_e(26) âŠ‚ C_e(22) [i] based on
        linear OA(2¹⁷⁰, 8192, F₂, 27) (dual of [8192, 8022, 28]-code), using an extension C_e(26) of the primitive narrow-sense BCH-code C(I) with length 8191Â = 2¹³âˆ’1, defining interval IÂ =Â [1,26], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 27 [i]
        linear OA(2¹⁴⁴, 8192, F₂, 23) (dual of [8192, 8048, 24]-code), using an extension C_e(22) of the primitive narrow-sense BCH-code C(I) with length 8191Â = 2¹³âˆ’1, defining interval IÂ =Â [1,22], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 23 [i]
        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: 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(2¹⁷⁷, 1072, F₂, 8, 26) (dual of [(1072, 8), 8399, 27]-NRT-code)	[i]		OOA Folding