Information on Result #704328
Linear OA(393, 766, F3, 21) (dual of [766, 673, 22]-code), using construction XX applied to C1 = C([352,370]), C2 = C([349,365]), C3 = C1 + C2 = C([352,365]), and C∩ = C1 ∩ C2 = C([349,370]) based on
- linear OA(373, 728, F3, 19) (dual of [728, 655, 20]-code), using the primitive BCH-code C(I) with length 728 = 36−1, defining interval I = {352,353,…,370}, and designed minimum distance d ≥ |I|+1 = 20 [i]
- linear OA(367, 728, F3, 17) (dual of [728, 661, 18]-code), using the primitive BCH-code C(I) with length 728 = 36−1, defining interval I = {349,350,…,365}, and designed minimum distance d ≥ |I|+1 = 18 [i]
- linear OA(385, 728, F3, 22) (dual of [728, 643, 23]-code), using the primitive BCH-code C(I) with length 728 = 36−1, defining interval I = {349,350,…,370}, and designed minimum distance d ≥ |I|+1 = 23 [i]
- linear OA(355, 728, F3, 14) (dual of [728, 673, 15]-code), using the primitive BCH-code C(I) with length 728 = 36−1, defining interval I = {352,353,…,365}, and designed minimum distance d ≥ |I|+1 = 15 [i]
- linear OA(37, 25, F3, 4) (dual of [25, 18, 5]-code), using
- discarding factors / shortening the dual code based on linear OA(37, 26, F3, 4) (dual of [26, 19, 5]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 26 = 33−1, defining interval I = [0,2], and designed minimum distance d ≥ |I|+1 = 5 [i]
- discarding factors / shortening the dual code based on linear OA(37, 26, F3, 4) (dual of [26, 19, 5]-code), using
- linear OA(31, 13, F3, 1) (dual of [13, 12, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(31, s, F3, 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 OOA(393, 383, F3, 2, 21) (dual of [(383, 2), 673, 22]-NRT-code) | [i] | OOA Folding | |
| 2 | Linear OOA(393, 255, F3, 3, 21) (dual of [(255, 3), 672, 22]-NRT-code) | [i] | ||