MinT - Information on Result #1018455

Information on Result #1018455

Linear OOA(81³⁹, large, F₈₁, 3, 7), using (u,Â u+v)-construction based on

linear OOA(81⁷, large, F₈₁, 3, 3), using
- appending kth column [i] based on linear OOA(81⁷, large, F₈₁, 2, 3), using
  - OAs with strength 3, bÂ â‰ Â 2, and mÂ >Â 3 are always embeddable [i] based on linear OA(81⁷, large, F₈₁, 3) (dual of [large, large−7, 4]-code), using
    - product of projective cap with 81²-ovoid cap in AG(3,Â 81) [i] based on linear OA(81⁴, 6562, F₈₁, 3) (dual of [6562, 6558, 4]-code or 6562-cap in PG(3,81)), using
      - ovoid in PG(3,Â 81) [i]
linear OOA(81³², 5592402, F₈₁, 3, 7) (dual of [(5592402, 3), 16777174, 8]-NRT-code), using
- (u,Â u+v)-construction [i] based on
  1. linear OOA(81⁷, large, F₈₁, 3, 3) (see above)
  2. linear OOA(81²⁵, 2796201, F₈₁, 3, 7) (dual of [(2796201, 3), 8388578, 8]-NRT-code), using
    - OOA 3-folding [i] based on linear OA(81²⁵, large, F₈₁, 7) (dual of [large, large−25, 8]-code), using
      - the expurgated narrow-sense BCH-code C(I) with length 21523361Â | 81⁸âˆ’1, defining interval IÂ =Â [0,3], and minimum distance dÂ â‰¥ |{−3,−2,…,3}|+1Â =Â 8 (BCH-bound) [i]

Mode: Constructive and linear.

Show details for fixed k and m, k and t, m and t.

None.

The following results depend on this result: