Information on Result #641157
Linear OA(4138, 143, F4, 100) (dual of [143, 5, 101]-code), using juxtaposition based on
- linear OA(454, 59, F4, 40) (dual of [59, 5, 41]-code), using
- discarding factors / shortening the dual code based on linear OA(454, 62, F4, 40) (dual of [62, 8, 41]-code), using
- 3 times truncation [i] based on linear OA(457, 65, F4, 43) (dual of [65, 8, 44]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 65 | 46−1, defining interval I = [0,21], and minimum distance d ≥ |{−21,−20,…,21}|+1 = 44 (BCH-bound) [i]
- 3 times truncation [i] based on linear OA(457, 65, F4, 43) (dual of [65, 8, 44]-code), using
- discarding factors / shortening the dual code based on linear OA(454, 62, F4, 40) (dual of [62, 8, 41]-code), using
- linear OA(479, 84, F4, 59) (dual of [84, 5, 60]-code), using
- discarding factors / shortening the dual code based on linear OA(479, 85, F4, 59) (dual of [85, 6, 60]-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
None.