Information on Result #723726
Linear OA(2543, 628, F25, 22) (dual of [628, 585, 23]-code), using construction XX applied to C1 = C([623,19]), C2 = C([0,20]), C3 = C1 + C2 = C([0,19]), and C∩ = C1 ∩ C2 = C([623,20]) based on
- linear OA(2541, 624, F25, 21) (dual of [624, 583, 22]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {−1,0,…,19}, and designed minimum distance d ≥ |I|+1 = 22 [i]
- linear OA(2541, 624, F25, 21) (dual of [624, 583, 22]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 624 = 252−1, defining interval I = [0,20], and designed minimum distance d ≥ |I|+1 = 22 [i]
- linear OA(2543, 624, F25, 22) (dual of [624, 581, 23]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {−1,0,…,20}, and designed minimum distance d ≥ |I|+1 = 23 [i]
- linear OA(2539, 624, F25, 20) (dual of [624, 585, 21]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 624 = 252−1, defining interval I = [0,19], and designed minimum distance d ≥ |I|+1 = 21 [i]
- linear OA(250, 2, F25, 0) (dual of [2, 2, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(250, s, F25, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
- linear OA(250, 2, F25, 0) (dual of [2, 2, 1]-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(2557, 680, F25, 22) (dual of [680, 623, 23]-code) | [i] | (u, u+v)-Construction | |
| 2 | Linear OA(2558, 694, F25, 22) (dual of [694, 636, 23]-code) | [i] | ||
| 3 | Linear OA(2559, 696, F25, 22) (dual of [696, 637, 23]-code) | [i] | ||
| 4 | Linear OA(2560, 698, F25, 22) (dual of [698, 638, 23]-code) | [i] | ||
| 5 | Linear OA(2561, 700, F25, 22) (dual of [700, 639, 23]-code) | [i] | ||
| 6 | Linear OA(2562, 736, F25, 22) (dual of [736, 674, 23]-code) | [i] | ||
| 7 | Linear OA(2548, 658, F25, 22) (dual of [658, 610, 23]-code) | [i] | Varšamov–Edel Lengthening | |
| 8 | Linear OA(2549, 702, F25, 22) (dual of [702, 653, 23]-code) | [i] | ||
| 9 | Linear OA(2550, 788, F25, 22) (dual of [788, 738, 23]-code) | [i] | ||
| 10 | Linear OOA(2543, 314, F25, 2, 22) (dual of [(314, 2), 585, 23]-NRT-code) | [i] | OOA Folding | |