Information on Result #1317439
Linear OA(2186, 204, F2, 83) (dual of [204, 18, 84]-code), using concatenation of two codes based on
- linear OA(459, 68, F4, 41) (dual of [68, 9, 42]-code), using
- 2 times truncation [i] based on linear OA(461, 70, F4, 43) (dual of [70, 9, 44]-code), using
- a “DaH†code from Brouwer’s database [i]
- 2 times truncation [i] based on linear OA(461, 70, F4, 43) (dual of [70, 9, 44]-code), using
- linear OA(21, 3, F2, 1) (dual of [3, 2, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(21, s, F2, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
Mode: 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(2186, 204, F2, 82) (dual of [204, 18, 83]-code) | [i] | Strength Reduction | |
| 2 | Linear OA(2185, 203, F2, 82) (dual of [203, 18, 83]-code) | [i] | Truncation | |
| 3 | Linear OA(2184, 202, F2, 81) (dual of [202, 18, 82]-code) | [i] | ||