Information on Result #705340
Linear OA(3180, 748, F3, 45) (dual of [748, 568, 46]-code), using construction XX applied to C1 = C([725,40]), C2 = C([0,42]), C3 = C1 + C2 = C([0,40]), and C∩ = C1 ∩ C2 = C([725,42]) based on
- linear OA(3172, 728, F3, 44) (dual of [728, 556, 45]-code), using the primitive BCH-code C(I) with length 728 = 36−1, defining interval I = {−3,−2,…,40}, and designed minimum distance d ≥ |I|+1 = 45 [i]
- linear OA(3166, 728, F3, 43) (dual of [728, 562, 44]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 728 = 36−1, defining interval I = [0,42], and designed minimum distance d ≥ |I|+1 = 44 [i]
- linear OA(3178, 728, F3, 46) (dual of [728, 550, 47]-code), using the primitive BCH-code C(I) with length 728 = 36−1, defining interval I = {−3,−2,…,42}, and designed minimum distance d ≥ |I|+1 = 47 [i]
- linear OA(3160, 728, F3, 41) (dual of [728, 568, 42]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 728 = 36−1, defining interval I = [0,40], and designed minimum distance d ≥ |I|+1 = 42 [i]
- 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
- linear OA(31, 7, F3, 1) (dual of [7, 6, 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 (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(3181, 749, F3, 45) (dual of [749, 568, 46]-code) | [i] | Code Embedding in Larger Space | |
| 2 | Linear OOA(3180, 374, F3, 2, 45) (dual of [(374, 2), 568, 46]-NRT-code) | [i] | OOA Folding | |
| 3 | Linear OOA(3180, 249, F3, 3, 45) (dual of [(249, 3), 567, 46]-NRT-code) | [i] | ||
| 4 | Linear OOA(3180, 187, F3, 4, 45) (dual of [(187, 4), 568, 46]-NRT-code) | [i] | ||