Information on Result #1022116
Linear OOA(4930, 3843252, F49, 3, 6) (dual of [(3843252, 3), 11529726, 7]-NRT-code), using generalized (u, u+v)-construction based on
- linear OOA(492, 50, F49, 3, 2) (dual of [(50, 3), 148, 3]-NRT-code), using
- extended Reed–Solomon NRT-code RSe(3;148,49) [i]
- linear OOA(497, 1921601, F49, 3, 3) (dual of [(1921601, 3), 5764796, 4]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(497, 5769602, F49, 3, 3) (dual of [(5769602, 3), 17308799, 4]-NRT-code), using
- linear OOA(4921, 1921601, F49, 3, 6) (dual of [(1921601, 3), 5764782, 7]-NRT-code), using
- OOA 3-folding [i] based on linear OA(4921, 5764803, F49, 6) (dual of [5764803, 5764782, 7]-code), using
- discarding factors / shortening the dual code based on linear OA(4921, 5764805, F49, 6) (dual of [5764805, 5764784, 7]-code), using
- construction X applied to Ce(5) ⊂ Ce(4) [i] based on
- 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(4917, 5764801, F49, 5) (dual of [5764801, 5764784, 6]-code), using an extension Ce(4) of the primitive narrow-sense BCH-code C(I) with length 5764800 = 494−1, defining interval I = [1,4], and designed minimum distance d ≥ |I|+1 = 5 [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(5) ⊂ Ce(4) [i] based on
- discarding factors / shortening the dual code based on linear OA(4921, 5764805, F49, 6) (dual of [5764805, 5764784, 7]-code), using
- OOA 3-folding [i] based on linear OA(4921, 5764803, F49, 6) (dual of [5764803, 5764782, 7]-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(4930, 3843251, F49, 9, 6) (dual of [(3843251, 9), 34589229, 7]-NRT-code) | [i] | OOA Stacking with Additional Row | |