Information on Result #709459
Linear OA(4246, 1083, F4, 61) (dual of [1083, 837, 62]-code), using construction XX applied to C1 = C([295,349]), C2 = C([289,343]), C3 = C1 + C2 = C([295,343]), and C∩ = C1 ∩ C2 = C([289,349]) based on
- linear OA(4206, 1023, F4, 55) (dual of [1023, 817, 56]-code), using the primitive BCH-code C(I) with length 1023 = 45−1, defining interval I = {295,296,…,349}, and designed minimum distance d ≥ |I|+1 = 56 [i]
- linear OA(4206, 1023, F4, 55) (dual of [1023, 817, 56]-code), using the primitive BCH-code C(I) with length 1023 = 45−1, defining interval I = {289,290,…,343}, and designed minimum distance d ≥ |I|+1 = 56 [i]
- linear OA(4226, 1023, F4, 61) (dual of [1023, 797, 62]-code), using the primitive BCH-code C(I) with length 1023 = 45−1, defining interval I = {289,290,…,349}, and designed minimum distance d ≥ |I|+1 = 62 [i]
- linear OA(4186, 1023, F4, 49) (dual of [1023, 837, 50]-code), using the primitive BCH-code C(I) with length 1023 = 45−1, defining interval I = {295,296,…,343}, and designed minimum distance d ≥ |I|+1 = 50 [i]
- linear OA(410, 30, F4, 5) (dual of [30, 20, 6]-code), using
- discarding factors / shortening the dual code based on linear OA(410, 63, F4, 5) (dual of [63, 53, 6]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 63 = 43−1, defining interval I = [0,3], and designed minimum distance d ≥ |I|+1 = 6 [i]
- discarding factors / shortening the dual code based on linear OA(410, 63, F4, 5) (dual of [63, 53, 6]-code), using
- linear OA(410, 30, F4, 5) (dual of [30, 20, 6]-code) (see above)
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(4247, 1084, F4, 61) (dual of [1084, 837, 62]-code) | [i] | Code Embedding in Larger Space | |