Information on Result #1675369
Linear OOA(2246, 512, F2, 7, 43) (dual of [(512, 7), 3338, 44]-NRT-code), using OOA 2-folding based on linear OOA(2246, 1024, F2, 4, 43) (dual of [(1024, 4), 3850, 44]-NRT-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(2246, 1024, F2, 2, 43) (dual of [(1024, 2), 1802, 44]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(2246, 1047, F2, 2, 43) (dual of [(1047, 2), 1848, 44]-NRT-code), using
- 21 times duplication [i] based on linear OOA(2245, 1047, F2, 2, 43) (dual of [(1047, 2), 1849, 44]-NRT-code), using
- OOA 2-folding [i] based on linear OA(2245, 2094, F2, 43) (dual of [2094, 1849, 44]-code), using
- construction X applied to Ce(42) ⊂ Ce(36) [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(2199, 2048, F2, 37) (dual of [2048, 1849, 38]-code), using an extension Ce(36) of the primitive narrow-sense BCH-code C(I) with length 2047 = 211−1, defining interval I = [1,36], and designed minimum distance d ≥ |I|+1 = 37 [i]
- linear OA(213, 46, F2, 5) (dual of [46, 33, 6]-code), using
- discarding factors / shortening the dual code based on linear OA(213, 63, F2, 5) (dual of [63, 50, 6]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 63 = 26−1, defining interval I = [0,3], and designed minimum distance d ≥ |I|+1 = 6 [i]
- discarding factors / shortening the dual code based on linear OA(213, 63, F2, 5) (dual of [63, 50, 6]-code), using
- construction X applied to Ce(42) ⊂ Ce(36) [i] based on
- OOA 2-folding [i] based on linear OA(2245, 2094, F2, 43) (dual of [2094, 1849, 44]-code), using
- 21 times duplication [i] based on linear OOA(2245, 1047, F2, 2, 43) (dual of [(1047, 2), 1849, 44]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(2246, 1047, F2, 2, 43) (dual of [(1047, 2), 1848, 44]-NRT-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.