MinT - Information on Result #1021553

Information on Result #1021553

Linear OOA(5⁶⁶, 6568964, F₅, 3, 6) (dual of [(6568964, 3), 19706826, 7]-NRT-code), using generalized (u,Â u+v)-construction based on

linear OOA(5¹, 488281, F₅, 3, 1) (dual of [(488281, 3), 1464842, 2]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(5¹, s, F₅, 3, 1) for arbitrarily large s, using
  - appending 2 arbitrary columns [i] based on linear OA(5¹, s, F₅, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
    - parity-check code [i]
linear OOA(5⁹, 488281, F₅, 3, 2) (dual of [(488281, 3), 1464834, 3]-NRT-code), using
- appending 1 arbitrary column [i] based on linear OOA(5⁹, 488281, F₅, 2, 2) (dual of [(488281, 2), 976553, 3]-NRT-code), using
  - appending kth column [i] based on linear OA(5⁹, 488281, F₅, 2) (dual of [488281, 488272, 3]-code), using
    - Hamming code H(9,5) [i]
linear OOA(5¹⁵, 2796201, F₅, 3, 3) (dual of [(2796201, 3), 8388588, 4]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(5¹⁵, 3050325, F₅, 3, 3) (dual of [(3050325, 3), 9150960, 4]-NRT-code), using
  - OOA stacking with additional row [i] based on linear OA(5¹⁵, 3050326, F₅, 3) (dual of [3050326, 3050311, 4]-code or 3050326-cap in PG(14,5)), using
    - product of projective cap with cap in AG(6,Â 5) [i] based on linear OA(5⁹, 4700, F₅, 3) (dual of [4700, 4691, 4]-code or 4700-cap in PG(8,5)), using
      - caps completed using a computer search [i]
linear OOA(5⁴¹, 2796201, F₅, 3, 6) (dual of [(2796201, 3), 8388562, 7]-NRT-code), using
- OOA 3-folding [i] based on linear OA(5⁴¹, large, F₅, 6) (dual of [large, large−41, 7]-code), using
  - the primitive expurgated narrow-sense BCH-code C(I) with length 9765624Â = 5¹⁰âˆ’1, defining interval IÂ =Â [0,5], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 7 [i]

Mode: Constructive and linear.

Optimality

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

Other Results with Identical Parameters

None.

Depending Results

None.