Information on Result #677856
Linear OA(4156, 4194328, F4, 19) (dual of [4194328, 4194172, 20]-code), using construction X applied to C([0,9]) ⊂ C([0,8]) based on
- linear OA(4155, 4194305, F4, 19) (dual of [4194305, 4194150, 20]-code), using the expurgated narrow-sense BCH-code C(I) with length 4194305 | 422−1, defining interval I = [0,9], and minimum distance d ≥ |{−9,−8,…,9}|+1 = 20 (BCH-bound) [i]
- linear OA(4133, 4194305, F4, 17) (dual of [4194305, 4194172, 18]-code), using the expurgated narrow-sense BCH-code C(I) with length 4194305 | 422−1, defining interval I = [0,8], and minimum distance d ≥ |{−8,−7,…,8}|+1 = 18 (BCH-bound) [i]
- linear OA(41, 23, F4, 1) (dual of [23, 22, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(41, s, F4, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
Mode: Constructive and linear.
Optimality
Show details for fixed k and m, n and k, k and s, k and t, n and m, m and s, m and t, n and s, n 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(4156, 2097164, F4, 2, 19) (dual of [(2097164, 2), 4194172, 20]-NRT-code) | [i] | OOA Folding | |
| 2 | Linear OOA(4156, 1398109, F4, 3, 19) (dual of [(1398109, 3), 4194171, 20]-NRT-code) | [i] | ||
| 3 | Linear OOA(4156, 466036, F4, 19, 19) (dual of [(466036, 19), 8854528, 20]-NRT-code) | [i] | OOA Folding and Stacking with Additional Row | |