Information on Result #672941
Linear OA(2145, 2060, F2, 27) (dual of [2060, 1915, 28]-code), using construction X applied to Ce(26) ⊂ Ce(24) based on
- linear OA(2144, 2048, F2, 27) (dual of [2048, 1904, 28]-code), using an extension Ce(26) of the primitive narrow-sense BCH-code C(I) with length 2047 = 211−1, defining interval I = [1,26], and designed minimum distance d ≥ |I|+1 = 27 [i]
- linear OA(2133, 2048, F2, 25) (dual of [2048, 1915, 26]-code), using an extension Ce(24) of the primitive narrow-sense BCH-code C(I) with length 2047 = 211−1, defining interval I = [1,24], and designed minimum distance d ≥ |I|+1 = 25 [i]
- linear OA(21, 12, F2, 1) (dual of [12, 11, 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(2145, 2060, F2, 26) (dual of [2060, 1915, 27]-code) | [i] | Strength Reduction | |
| 2 | Linear OA(2146, 2061, F2, 27) (dual of [2061, 1915, 28]-code) | [i] | Code Embedding in Larger Space | |
| 3 | Linear OA(2147, 2062, F2, 27) (dual of [2062, 1915, 28]-code) | [i] | ||
| 4 | Linear OA(2148, 2063, F2, 27) (dual of [2063, 1915, 28]-code) | [i] | ||
| 5 | Linear OA(2149, 2064, F2, 27) (dual of [2064, 1915, 28]-code) | [i] | ||
| 6 | Linear OA(2144, 2059, F2, 26) (dual of [2059, 1915, 27]-code) | [i] | Truncation | |
| 7 | Linear OOA(2145, 1030, F2, 2, 27) (dual of [(1030, 2), 1915, 28]-NRT-code) | [i] | OOA Folding | |
| 8 | Linear OOA(2145, 686, F2, 3, 27) (dual of [(686, 3), 1913, 28]-NRT-code) | [i] | ||
| 9 | Linear OOA(2145, 515, F2, 4, 27) (dual of [(515, 4), 1915, 28]-NRT-code) | [i] | ||
| 10 | Linear OOA(2145, 412, F2, 5, 27) (dual of [(412, 5), 1915, 28]-NRT-code) | [i] | ||
| 11 | Linear OOA(2145, 343, F2, 6, 27) (dual of [(343, 6), 1913, 28]-NRT-code) | [i] | ||
| 12 | Linear OOA(2145, 294, F2, 7, 27) (dual of [(294, 7), 1913, 28]-NRT-code) | [i] | ||
| 13 | Linear OOA(2145, 257, F2, 8, 27) (dual of [(257, 8), 1911, 28]-NRT-code) | [i] | ||