Information on Result #1311826
Linear OA(778, 380, F7, 30) (dual of [380, 302, 31]-code), using 32 step Varšamov–Edel lengthening with (ri) = (1, 11 times 0, 1, 19 times 0) based on linear OA(776, 346, F7, 30) (dual of [346, 270, 31]-code), using
- construction X applied to Ce(29) ⊂ Ce(28) [i] based on
- linear OA(776, 343, F7, 30) (dual of [343, 267, 31]-code), using an extension Ce(29) of the primitive narrow-sense BCH-code C(I) with length 342 = 73−1, defining interval I = [1,29], and designed minimum distance d ≥ |I|+1 = 30 [i]
- linear OA(773, 343, F7, 29) (dual of [343, 270, 30]-code), using an extension Ce(28) of the primitive narrow-sense BCH-code C(I) with length 342 = 73−1, defining interval I = [1,28], and designed minimum distance d ≥ |I|+1 = 29 [i]
- linear OA(70, 3, F7, 0) (dual of [3, 3, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(70, s, F7, 0) (dual of [s, s, 1]-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.
Other Results with Identical Parameters
None.
Depending Results
The following results depend on this result:
| Result | This result only | Method | ||
|---|---|---|---|---|
| 1 | Linear OOA(778, 380, F7, 2, 30) (dual of [(380, 2), 682, 31]-NRT-code) | [i] | Embedding of OOA with Gilbert–Varšamov Bound | |
| 2 | Linear OOA(778, 380, F7, 3, 30) (dual of [(380, 3), 1062, 31]-NRT-code) | [i] | ||
| 3 | Digital (48, 78, 380)-net over F7 | [i] | ||
| 4 | Linear OOA(778, 190, F7, 2, 30) (dual of [(190, 2), 302, 31]-NRT-code) | [i] | OOA Folding | |