Information on Result #1151720
Linear OOA(2189, 18727, F2, 7, 23) (dual of [(18727, 7), 130900, 24]-NRT-code), using OOA 7-folding based on linear OA(2189, 131089, F2, 23) (dual of [131089, 130900, 24]-code), using
- discarding factors / shortening the dual code based on linear OA(2189, 131090, F2, 23) (dual of [131090, 130901, 24]-code), using
- construction X applied to Ce(22) ⊂ Ce(20) [i] based on
- linear OA(2188, 131072, F2, 23) (dual of [131072, 130884, 24]-code), using an extension Ce(22) of the primitive narrow-sense BCH-code C(I) with length 131071 = 217−1, defining interval I = [1,22], and designed minimum distance d ≥ |I|+1 = 23 [i]
- linear OA(2171, 131072, F2, 21) (dual of [131072, 130901, 22]-code), using an extension Ce(20) of the primitive narrow-sense BCH-code C(I) with length 131071 = 217−1, defining interval I = [1,20], and designed minimum distance d ≥ |I|+1 = 21 [i]
- linear OA(21, 18, F2, 1) (dual of [18, 17, 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
- construction X applied to Ce(22) ⊂ Ce(20) [i] based on
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(2189, 18727, F2, 7, 22) (dual of [(18727, 7), 130900, 23]-NRT-code) | [i] | Strength Reduction for OOAs | |
| 2 | Linear OOA(2190, 18727, F2, 7, 23) (dual of [(18727, 7), 130899, 24]-NRT-code) | [i] | OOA Duplication | |
| 3 | Linear OOA(2191, 18727, F2, 7, 23) (dual of [(18727, 7), 130898, 24]-NRT-code) | [i] | ||
| 4 | Linear OOA(2192, 18727, F2, 7, 23) (dual of [(18727, 7), 130897, 24]-NRT-code) | [i] | ||
| 5 | Linear OOA(2193, 18727, F2, 7, 23) (dual of [(18727, 7), 130896, 24]-NRT-code) | [i] | ||