Information on Result #681826
Linear OA(470, 268, F4, 23) (dual of [268, 198, 24]-code), using construction XX applied to Ce(22) ⊂ Ce(20) ⊂ Ce(18) based on
- linear OA(467, 256, F4, 23) (dual of [256, 189, 24]-code), using an extension Ce(22) of the primitive narrow-sense BCH-code C(I) with length 255 = 44−1, defining interval I = [1,22], and designed minimum distance d ≥ |I|+1 = 23 [i]
- linear OA(459, 256, F4, 21) (dual of [256, 197, 22]-code), using an extension Ce(20) of the primitive narrow-sense BCH-code C(I) with length 255 = 44−1, defining interval I = [1,20], and designed minimum distance d ≥ |I|+1 = 21 [i]
- linear OA(455, 256, F4, 19) (dual of [256, 201, 20]-code), using an extension Ce(18) of the primitive narrow-sense BCH-code C(I) with length 255 = 44−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
- linear OA(41, 10, F4, 1) (dual of [10, 9, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(41, s, F4, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
- linear OA(41, 2, F4, 1) (dual of [2, 1, 2]-code), using
- dual of repetition code with length 2 [i]
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 OOA(470, 261, F4, 2, 23) (dual of [(261, 2), 452, 24]-NRT-code) | [i] | Embedding of OOA with Gilbert–Varšamov Bound | |
| 2 | Linear OOA(470, 261, F4, 3, 23) (dual of [(261, 3), 713, 24]-NRT-code) | [i] | ||
| 3 | Digital (47, 70, 261)-net over F4 | [i] | ||