Information on Result #1021979
Linear OOA(767, 7686804, F7, 3, 7) (dual of [(7686804, 3), 23060345, 8]-NRT-code), using generalized (u, u+v)-construction based on
- linear OOA(74, 400, F7, 3, 2) (dual of [(400, 3), 1196, 3]-NRT-code), using
- appending 1 arbitrary column [i] based on linear OOA(74, 400, F7, 2, 2) (dual of [(400, 2), 796, 3]-NRT-code), using
- appending kth column [i] based on linear OA(74, 400, F7, 2) (dual of [400, 396, 3]-code), using
- Hamming code H(4,7) [i]
- appending kth column [i] based on linear OA(74, 400, F7, 2) (dual of [400, 396, 3]-code), using
- appending 1 arbitrary column [i] based on linear OOA(74, 400, F7, 2, 2) (dual of [(400, 2), 796, 3]-NRT-code), using
- linear OOA(713, 3843202, F7, 3, 3) (dual of [(3843202, 3), 11529593, 4]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(713, 6120100, F7, 3, 3) (dual of [(6120100, 3), 18360287, 4]-NRT-code), using
- linear OOA(750, 3843202, F7, 3, 7) (dual of [(3843202, 3), 11529556, 8]-NRT-code), using
- trace code [i] based on linear OOA(4925, 1921601, F49, 3, 7) (dual of [(1921601, 3), 5764778, 8]-NRT-code), using
- OOA 3-folding [i] based on linear OA(4925, 5764803, F49, 7) (dual of [5764803, 5764778, 8]-code), using
- discarding factors / shortening the dual code based on linear OA(4925, 5764805, F49, 7) (dual of [5764805, 5764780, 8]-code), using
- construction X applied to Ce(6) ⊂ Ce(5) [i] based on
- linear OA(4925, 5764801, F49, 7) (dual of [5764801, 5764776, 8]-code), using an extension Ce(6) of the primitive narrow-sense BCH-code C(I) with length 5764800 = 494−1, defining interval I = [1,6], and designed minimum distance d ≥ |I|+1 = 7 [i]
- linear OA(4921, 5764801, F49, 6) (dual of [5764801, 5764780, 7]-code), using an extension Ce(5) of the primitive narrow-sense BCH-code C(I) with length 5764800 = 494−1, defining interval I = [1,5], and designed minimum distance d ≥ |I|+1 = 6 [i]
- linear OA(490, 4, F49, 0) (dual of [4, 4, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(490, s, F49, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
- construction X applied to Ce(6) ⊂ Ce(5) [i] based on
- discarding factors / shortening the dual code based on linear OA(4925, 5764805, F49, 7) (dual of [5764805, 5764780, 8]-code), using
- OOA 3-folding [i] based on linear OA(4925, 5764803, F49, 7) (dual of [5764803, 5764778, 8]-code), using
- trace code [i] based on linear OOA(4925, 1921601, F49, 3, 7) (dual of [(1921601, 3), 5764778, 8]-NRT-code), using
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
The following results depend on this result:
| Result | This result only | Method | ||
|---|---|---|---|---|
| 1 | Linear OOA(767, 7686803, F7, 9, 7) (dual of [(7686803, 9), 69181160, 8]-NRT-code) | [i] | OOA Stacking with Additional Row | |