MinT - Information on Result #1015147

Information on Result #1015147

Linear OOA(8¹⁵⁵, 10950, F₈, 3, 31) (dual of [(10950, 3), 32695, 32]-NRT-code), using (u,Â u+v)-construction based on

linear OOA(8¹⁸, 24, F₈, 3, 15) (dual of [(24, 3), 54, 16]-NRT-code), using
- extended algebraic-geometric NRT-code AG_e(3;F,56P) [i] based on function field F/F₈ with g(F) = 3 and N(F) ≥ 24, using
  - the Klein quartic over F₈ [i]
linear OOA(8¹³⁷, 10926, F₈, 3, 31) (dual of [(10926, 3), 32641, 32]-NRT-code), using
- OOA 3-folding [i] based on linear OA(8¹³⁷, 32778, F₈, 31) (dual of [32778, 32641, 32]-code), using
  - discarding factors / shortening the dual code based on linear OA(8¹³⁷, 32779, F₈, 31) (dual of [32779, 32642, 32]-code), using
    - constructionÂ X applied to C_e(30) âŠ‚ C_e(28) [i] based on
      1. linear OA(8¹³⁶, 32768, F₈, 31) (dual of [32768, 32632, 32]-code), using an extension C_e(30) of the primitive narrow-sense BCH-code C(I) with length 32767Â = 8⁵âˆ’1, defining interval IÂ =Â [1,30], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 31 [i]
      2. linear OA(8¹²⁶, 32768, F₈, 29) (dual of [32768, 32642, 30]-code), using an extension C_e(28) of the primitive narrow-sense BCH-code C(I) with length 32767Â = 8⁵âˆ’1, defining interval IÂ =Â [1,28], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 29 [i]
      3. linear OA(8¹, 11, F₈, 1) (dual of [11, 10, 2]-code), using
        discarding factors / shortening the dual code based on linear OA(8¹, s, F₈, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
        parity-check code [i]

Mode: Constructive and linear.

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