Information on Result #615917
Linear OA(976, 102, F9, 41) (dual of [102, 26, 42]-code), using construction X applied to C([0,20]) ⊂ C([1,20]) based on
- linear OA(957, 82, F9, 41) (dual of [82, 25, 42]-code), using the expurgated narrow-sense BCH-code C(I) with length 82 | 94−1, defining interval I = [0,20], and minimum distance d ≥ |{−20,−19,…,20}|+1 = 42 (BCH-bound) [i]
- linear OA(956, 82, F9, 21) (dual of [82, 26, 22]-code), using the narrow-sense BCH-code C(I) with length 82 | 94−1, defining interval I = [1,20], and minimum distance d ≥ |{1,2,…,20}| + |{−21,0}| = 22 (simple Roos-bound) [i]
- linear OA(919, 20, F9, 19) (dual of [20, 1, 20]-code or 20-arc in PG(18,9)), using
- dual of repetition code with length 20 [i]
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.
Compare with Markus Grassl’s online database of code parameters.
Other Results with Identical Parameters
None.
Depending Results
None.