Information on Result #641099
Linear OA(4136, 143, F4, 95) (dual of [143, 7, 96]-code), using juxtaposition based on
- linear OA(457, 64, F4, 43) (dual of [64, 7, 44]-code), using
- an extension Ce(42) of the primitive narrow-sense BCH-code C(I) with length 63 = 43−1, defining interval I = [1,42], and designed minimum distance d ≥ |I|+1 = 43 [i]
- linear OA(472, 79, F4, 51) (dual of [79, 7, 52]-code), using
- discarding factors / shortening the dual code based on linear OA(472, 80, F4, 51) (dual of [80, 8, 52]-code), using
- concatenation of two codes [i] based on
- discarding factors / shortening the dual code based on linear OA(472, 80, F4, 51) (dual of [80, 8, 52]-code), 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.
Compare with Markus Grassl’s online database of code parameters.
Other Results with Identical Parameters
None.
Depending Results
The following results depend on this result:
| Result | This result only | Method | ||
|---|---|---|---|---|
| 1 | Linear OA(4200, 207, F4, 139) (dual of [207, 7, 140]-code) | [i] | Juxtaposition | |