Information on Result #2242609
Linear OA(4180, 261, F4, 77) (dual of [261, 81, 78]-code), using 10 times truncation based on linear OA(4190, 271, F4, 87) (dual of [271, 81, 88]-code), using
- strength reduction [i] based on linear OA(4190, 271, F4, 90) (dual of [271, 81, 91]-code), using
- construction X applied to Ce(89) ⊂ Ce(84) [i] based on
- linear OA(4184, 256, F4, 90) (dual of [256, 72, 91]-code), using an extension Ce(89) of the primitive narrow-sense BCH-code C(I) with length 255 = 44−1, defining interval I = [1,89], and designed minimum distance d ≥ |I|+1 = 90 [i]
- linear OA(4175, 256, F4, 85) (dual of [256, 81, 86]-code), using an extension Ce(84) of the primitive narrow-sense BCH-code C(I) with length 255 = 44−1, defining interval I = [1,84], and designed minimum distance d ≥ |I|+1 = 85 [i]
- linear OA(46, 15, F4, 4) (dual of [15, 9, 5]-code), using
- discarding factors / shortening the dual code based on linear OA(46, 21, F4, 4) (dual of [21, 15, 5]-code), using
- construction X applied to Ce(89) ⊂ Ce(84) [i] based on
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.