Information on Result #1599913
Linear OOA(2250, 1473, F2, 4, 40) (dual of [(1473, 4), 5642, 41]-NRT-code), using embedding of OOA with Gilbert–Varšamov bound based on linear OOA(2250, 1473, F2, 2, 40) (dual of [(1473, 2), 2696, 41]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(2250, 2065, F2, 2, 40) (dual of [(2065, 2), 3880, 41]-NRT-code), using
- 2 times NRT-code embedding in larger space [i] based on linear OOA(2246, 2063, F2, 2, 40) (dual of [(2063, 2), 3880, 41]-NRT-code), using
- OOA 2-folding [i] based on linear OA(2246, 4126, F2, 40) (dual of [4126, 3880, 41]-code), using
- 1 times truncation [i] based on linear OA(2247, 4127, F2, 41) (dual of [4127, 3880, 42]-code), using
- construction X applied to C([0,20]) ⊂ C([0,18]) [i] based on
- linear OA(2241, 4097, F2, 41) (dual of [4097, 3856, 42]-code), using the expurgated narrow-sense BCH-code C(I) with length 4097 | 224−1, defining interval I = [0,20], and minimum distance d ≥ |{−20,−19,…,20}|+1 = 42 (BCH-bound) [i]
- linear OA(2217, 4097, F2, 37) (dual of [4097, 3880, 38]-code), using the expurgated narrow-sense BCH-code C(I) with length 4097 | 224−1, defining interval I = [0,18], and minimum distance d ≥ |{−18,−17,…,18}|+1 = 38 (BCH-bound) [i]
- linear OA(26, 30, F2, 3) (dual of [30, 24, 4]-code or 30-cap in PG(5,2)), using
- discarding factors / shortening the dual code based on linear OA(26, 32, F2, 3) (dual of [32, 26, 4]-code or 32-cap in PG(5,2)), using
- construction X applied to C([0,20]) ⊂ C([0,18]) [i] based on
- 1 times truncation [i] based on linear OA(2247, 4127, F2, 41) (dual of [4127, 3880, 42]-code), using
- OOA 2-folding [i] based on linear OA(2246, 4126, F2, 40) (dual of [4126, 3880, 41]-code), using
- 2 times NRT-code embedding in larger space [i] based on linear OOA(2246, 2063, F2, 2, 40) (dual of [(2063, 2), 3880, 41]-NRT-code), 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(2250, 736, F2, 7, 40) (dual of [(736, 7), 4902, 41]-NRT-code) | [i] | OOA Folding | |
| 2 | Linear OOA(2250, 736, F2, 8, 40) (dual of [(736, 8), 5638, 41]-NRT-code) | [i] | ||