Information on Result #1361835
Linear OOA(2249, 1054, F2, 2, 42) (dual of [(1054, 2), 1859, 43]-NRT-code), using OOA 2-folding based on linear OA(2249, 2108, F2, 42) (dual of [2108, 1859, 43]-code), using
- discarding factors / shortening the dual code based on linear OA(2249, 2109, F2, 42) (dual of [2109, 1860, 43]-code), using
- 1 times truncation [i] based on linear OA(2250, 2110, F2, 43) (dual of [2110, 1860, 44]-code), using
- construction X applied to Ce(42) ⊂ Ce(34) [i] based on
- linear OA(2232, 2048, F2, 43) (dual of [2048, 1816, 44]-code), using an extension Ce(42) of the primitive narrow-sense BCH-code C(I) with length 2047 = 211−1, defining interval I = [1,42], and designed minimum distance d ≥ |I|+1 = 43 [i]
- linear OA(2188, 2048, F2, 35) (dual of [2048, 1860, 36]-code), using an extension Ce(34) of the primitive narrow-sense BCH-code C(I) with length 2047 = 211−1, defining interval I = [1,34], and designed minimum distance d ≥ |I|+1 = 35 [i]
- linear OA(218, 62, F2, 7) (dual of [62, 44, 8]-code), using
- discarding factors / shortening the dual code based on linear OA(218, 64, F2, 7) (dual of [64, 46, 8]-code), using
- adding a parity check bit [i] based on linear OA(217, 63, F2, 6) (dual of [63, 46, 7]-code), using
- a “cy†code from Brouwer’s database [i]
- adding a parity check bit [i] based on linear OA(217, 63, F2, 6) (dual of [63, 46, 7]-code), using
- discarding factors / shortening the dual code based on linear OA(218, 64, F2, 7) (dual of [64, 46, 8]-code), using
- construction X applied to Ce(42) ⊂ Ce(34) [i] based on
- 1 times truncation [i] based on linear OA(2250, 2110, F2, 43) (dual of [2110, 1860, 44]-code), using
Mode: 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.