Information on Result #690540
Linear OA(9138, 785, F9, 44) (dual of [785, 647, 45]-code), using construction X applied to Ce(43) ⊂ Ce(30) based on
- linear OA(9118, 729, F9, 44) (dual of [729, 611, 45]-code), using an extension Ce(43) of the primitive narrow-sense BCH-code C(I) with length 728 = 93−1, defining interval I = [1,43], and designed minimum distance d ≥ |I|+1 = 44 [i]
- linear OA(982, 729, F9, 31) (dual of [729, 647, 32]-code), using an extension Ce(30) of the primitive narrow-sense BCH-code C(I) with length 728 = 93−1, defining interval I = [1,30], and designed minimum distance d ≥ |I|+1 = 31 [i]
- linear OA(920, 56, F9, 12) (dual of [56, 36, 13]-code), using
- discarding factors / shortening the dual code based on linear OA(920, 80, F9, 12) (dual of [80, 60, 13]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 80 = 92−1, defining interval I = [0,11], and designed minimum distance d ≥ |I|+1 = 13 [i]
- discarding factors / shortening the dual code based on linear OA(920, 80, F9, 12) (dual of [80, 60, 13]-code), 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
None.