Information on Result #614740

Linear OA(7109, 172, F7, 57) (dual of [172, 63, 58]-code), using the expurgated narrow-sense BCH-code C(I) with length 172 | 76−1, defining interval I = [0,28], and minimum distance d ≥ |{−28,−27,…,28}|+1 = 58 (BCH-bound)

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

Depending Results

The following results depend on this result:

ResultThis
result
only
Method
1Linear OA(7109, 172, F7, 56) (dual of [172, 63, 57]-code) [i]Strength Reduction
2Linear OA(7109, 172, F7, 55) (dual of [172, 63, 56]-code) [i]
3Linear OA(7109, 172, F7, 54) (dual of [172, 63, 55]-code) [i]
4Linear OA(7109, 172, F7, 53) (dual of [172, 63, 54]-code) [i]
5Linear OA(7109, 172, F7, 52) (dual of [172, 63, 53]-code) [i]
6Linear OA(7109, 172, F7, 51) (dual of [172, 63, 52]-code) [i]
7Linear OA(7109, 172, F7, 50) (dual of [172, 63, 51]-code) [i]
8Linear OOA(7109, 86, F7, 2, 57) (dual of [(86, 2), 63, 58]-NRT-code) [i]OOA Folding
9Linear OOA(7109, 57, F7, 3, 57) (dual of [(57, 3), 62, 58]-NRT-code) [i]