Information on Result #683460
Linear OA(521, 629, F5, 7) (dual of [629, 608, 8]-code), using construction X applied to Ce(6) ⊂ Ce(5) based on
- linear OA(521, 625, F5, 7) (dual of [625, 604, 8]-code), using an extension Ce(6) of the primitive narrow-sense BCH-code C(I) with length 624 = 54−1, defining interval I = [1,6], and designed minimum distance d ≥ |I|+1 = 7 [i]
- linear OA(517, 625, F5, 6) (dual of [625, 608, 7]-code), using an extension Ce(5) of the primitive narrow-sense BCH-code C(I) with length 624 = 54−1, defining interval I = [1,5], and designed minimum distance d ≥ |I|+1 = 6 [i]
- linear OA(50, 4, F5, 0) (dual of [4, 4, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(50, s, F5, 0) (dual of [s, s, 1]-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 OA(524, 656, F5, 7) (dual of [656, 632, 8]-code) | [i] | Varšamov–Edel Lengthening | |
| 2 | Linear OOA(521, 314, F5, 2, 7) (dual of [(314, 2), 607, 8]-NRT-code) | [i] | OOA Folding | |
| 3 | Linear OOA(521, 209, F5, 3, 7) (dual of [(209, 3), 606, 8]-NRT-code) | [i] | ||
| 4 | Linear OOA(521, 209, F5, 7, 7) (dual of [(209, 7), 1442, 8]-NRT-code) | [i] | OOA Folding and Stacking with Additional Row | |