Information on Result #698826
Linear OA(6442, 4107, F64, 20) (dual of [4107, 4065, 21]-code), using construction X applied to Ce(19) ⊂ Ce(15) based on
- linear OA(6439, 4096, F64, 20) (dual of [4096, 4057, 21]-code), using an extension Ce(19) of the primitive narrow-sense BCH-code C(I) with length 4095 = 642−1, defining interval I = [1,19], and designed minimum distance d ≥ |I|+1 = 20 [i]
- linear OA(6431, 4096, F64, 16) (dual of [4096, 4065, 17]-code), using an extension Ce(15) of the primitive narrow-sense BCH-code C(I) with length 4095 = 642−1, defining interval I = [1,15], and designed minimum distance d ≥ |I|+1 = 16 [i]
- linear OA(643, 11, F64, 3) (dual of [11, 8, 4]-code or 11-arc in PG(2,64) or 11-cap in PG(2,64)), using
- discarding factors / shortening the dual code based on linear OA(643, 64, F64, 3) (dual of [64, 61, 4]-code or 64-arc in PG(2,64) or 64-cap in PG(2,64)), using
- Reed–Solomon code RS(61,64) [i]
- discarding factors / shortening the dual code based on linear OA(643, 64, F64, 3) (dual of [64, 61, 4]-code or 64-arc in PG(2,64) or 64-cap in PG(2,64)), 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(884, 8214, F8, 20) (dual of [8214, 8130, 21]-code) | [i] | Trace Code | |
| 2 | OA(3251, 4107, S32, 20) | [i] | Discarding Parts of the Base for OAs | |
| 3 | Linear OOA(6442, 2053, F64, 2, 20) (dual of [(2053, 2), 4064, 21]-NRT-code) | [i] | OOA Folding | |
| 4 | Linear OOA(6442, 1369, F64, 3, 20) (dual of [(1369, 3), 4065, 21]-NRT-code) | [i] | ||