Information on Result #672771
Linear OA(241, 8207, F2, 7) (dual of [8207, 8166, 8]-code), using construction X4 applied to Ce(6) ⊂ Ce(4) based on
- linear OA(240, 8192, F2, 7) (dual of [8192, 8152, 8]-code), using an extension Ce(6) of the primitive narrow-sense BCH-code C(I) with length 8191 = 213−1, defining interval I = [1,6], and designed minimum distance d ≥ |I|+1 = 7 [i]
- 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, 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 OA(241, 8207, F2, 6) (dual of [8207, 8166, 7]-code) | [i] | Strength Reduction | |
| 2 | Linear OA(242, 8208, F2, 7) (dual of [8208, 8166, 8]-code) | [i] | Code Embedding in Larger Space | |
| 3 | Linear OA(240, 8206, F2, 6) (dual of [8206, 8166, 7]-code) | [i] | Truncation | |