MinT - Information on Result #902122

Information on Result #902122

Linear OOA(32⁶⁰, 16449, F₃₂, 2, 17) (dual of [(16449, 2), 32838, 18]-NRT-code), using (u,Â u+v)-construction based on

linear OOA(32¹¹, 64, F₃₂, 2, 8) (dual of [(64, 2), 117, 9]-NRT-code), using
- extended algebraic-geometric NRT-code AG_e(2;F,119P) [i] based on function field F/F₃₂ with g(F) = 3 and N(F) ≥ 64, using
  - a function field by SÃ©mirat [i]
linear OOA(32⁴⁹, 16385, F₃₂, 2, 17) (dual of [(16385, 2), 32721, 18]-NRT-code), using
- OOA 2-folding [i] based on linear OA(32⁴⁹, 32770, F₃₂, 17) (dual of [32770, 32721, 18]-code), using
  - discarding factors / shortening the dual code based on linear OA(32⁴⁹, 32771, F₃₂, 17) (dual of [32771, 32722, 18]-code), using
    - constructionÂ X applied to C_e(16) âŠ‚ C_e(15) [i] based on
      1. linear OA(32⁴⁹, 32768, F₃₂, 17) (dual of [32768, 32719, 18]-code), using an extension C_e(16) of the primitive narrow-sense BCH-code C(I) with length 32767Â = 32³âˆ’1, defining interval IÂ =Â [1,16], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 17 [i]
      2. linear OA(32⁴⁶, 32768, F₃₂, 16) (dual of [32768, 32722, 17]-code), using an extension C_e(15) of the primitive narrow-sense BCH-code C(I) with length 32767Â = 32³âˆ’1, defining interval IÂ =Â [1,15], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 16 [i]
      3. linear OA(32⁰, 3, F₃₂, 0) (dual of [3, 3, 1]-code), using
        discarding factors / shortening the dual code based on linear OA(32⁰, s, F₃₂, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
        OA with only one run / dual of code without redundancy [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		This result only	Method
1	Linear OOA(32⁶⁰, 4112, F₃₂, 18, 17) (dual of [(4112, 18), 73956, 18]-NRT-code)	[i]		OOA Folding and Stacking with Additional Row