Information on Result #1315880
Linear OA(6468, 4629, F64, 29) (dual of [4629, 4561, 30]-code), using 520 step Varšamov–Edel lengthening with (ri) = (5, 0, 1, 0, 0, 0, 1, 10 times 0, 1, 25 times 0, 1, 60 times 0, 1, 133 times 0, 1, 281 times 0) based on linear OA(6457, 4098, F64, 29) (dual of [4098, 4041, 30]-code), using
- construction X applied to Ce(28) ⊂ Ce(27) [i] based on
- linear OA(6457, 4096, F64, 29) (dual of [4096, 4039, 30]-code), using an extension Ce(28) of the primitive narrow-sense BCH-code C(I) with length 4095 = 642−1, defining interval I = [1,28], and designed minimum distance d ≥ |I|+1 = 29 [i]
- linear OA(6455, 4096, F64, 28) (dual of [4096, 4041, 29]-code), using an extension Ce(27) of the primitive narrow-sense BCH-code C(I) with length 4095 = 642−1, defining interval I = [1,27], and designed minimum distance d ≥ |I|+1 = 28 [i]
- linear OA(640, 2, F64, 0) (dual of [2, 2, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(640, s, F64, 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(6468, 4629, F64, 2, 29) (dual of [(4629, 2), 9190, 30]-NRT-code) | [i] | Embedding of OOA with Gilbert–Varšamov Bound | |
| 2 | Linear OOA(6468, 4629, F64, 3, 29) (dual of [(4629, 3), 13819, 30]-NRT-code) | [i] | ||
| 3 | Digital (39, 68, 4629)-net over F64 | [i] | ||
| 4 | Linear OOA(6468, 2314, F64, 2, 29) (dual of [(2314, 2), 4560, 30]-NRT-code) | [i] | OOA Folding | |