Information on Result #2219562
Linear OA(227, 8206, F2, 4) (dual of [8206, 8179, 5]-code), using 1 times truncation based on linear OA(228, 8207, F2, 5) (dual of [8207, 8179, 6]-code), using
- construction X4 applied to Ce(4) ⊂ Ce(2) [i] based on
- linear OA(227, 8192, F2, 5) (dual of [8192, 8165, 6]-code), using an extension Ce(4) of the primitive narrow-sense BCH-code C(I) with length 8191 = 213−1, defining interval I = [1,4], and designed minimum distance d ≥ |I|+1 = 5 [i]
- linear OA(214, 8192, F2, 3) (dual of [8192, 8178, 4]-code or 8192-cap in PG(13,2)), using an extension Ce(2) of the primitive narrow-sense BCH-code C(I) with length 8191 = 213−1, defining interval I = [1,2], and designed minimum distance d ≥ |I|+1 = 3 [i]
- linear OA(214, 15, F2, 13) (dual of [15, 1, 14]-code), using
- strength reduction [i] based on linear OA(214, 15, F2, 14) (dual of [15, 1, 15]-code or 15-arc in PG(13,2)), using
- dual of repetition code with length 15 [i]
- strength reduction [i] based on linear OA(214, 15, F2, 14) (dual of [15, 1, 15]-code or 15-arc in PG(13,2)), using
- linear OA(21, 15, F2, 1) (dual of [15, 14, 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: 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(227, 8206, F2, 2, 4) (dual of [(8206, 2), 16385, 5]-NRT-code) | [i] | Embedding of OOA with Gilbert–Varšamov Bound | |
| 2 | Linear OOA(227, 8206, F2, 3, 4) (dual of [(8206, 3), 24591, 5]-NRT-code) | [i] | ||
| 3 | Linear OOA(227, 4103, F2, 2, 4) (dual of [(4103, 2), 8179, 5]-NRT-code) | [i] | OOA Folding | |