Information on Result #638267
Linear OA(784, 138, F7, 39) (dual of [138, 54, 40]-code), using concatenation of two codes based on
- linear OA(4919, 46, F49, 19) (dual of [46, 27, 20]-code or 46-arc in PG(18,49)), using
- discarding factors / shortening the dual code based on linear OA(4919, 49, F49, 19) (dual of [49, 30, 20]-code or 49-arc in PG(18,49)), using
- Reed–Solomon code RS(30,49) [i]
- discarding factors / shortening the dual code based on linear OA(4919, 49, F49, 19) (dual of [49, 30, 20]-code or 49-arc in PG(18,49)), using
- linear OA(71, 3, F7, 1) (dual of [3, 2, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(71, s, F7, 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 OA(783, 137, F7, 38) (dual of [137, 54, 39]-code) | [i] | Truncation | |
| 2 | Linear OOA(784, 69, F7, 2, 39) (dual of [(69, 2), 54, 40]-NRT-code) | [i] | OOA Folding | |