Information on Result #874298
Linear OOA(6482, 131172, F64, 2, 22) (dual of [(131172, 2), 262262, 23]-NRT-code), using OOA 2-folding based on linear OA(6482, 262344, F64, 22) (dual of [262344, 262262, 23]-code), using
- (u, u+v)-construction [i] based on
- linear OA(6418, 197, F64, 11) (dual of [197, 179, 12]-code), using
- construction X applied to C([27,37]) ⊂ C([28,37]) [i] based on
- linear OA(6418, 195, F64, 11) (dual of [195, 177, 12]-code), using the BCH-code C(I) with length 195 | 642−1, defining interval I = {27,28,…,37}, and designed minimum distance d ≥ |I|+1 = 12 [i]
- linear OA(6416, 195, F64, 10) (dual of [195, 179, 11]-code), using the BCH-code C(I) with length 195 | 642−1, defining interval I = {28,29,…,37}, and designed minimum distance d ≥ |I|+1 = 11 [i]
- linear OA(640, 2, F64, 0) (dual of [2, 2, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(640, s, F64, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
- construction X applied to C([27,37]) ⊂ C([28,37]) [i] based on
- linear OA(6464, 262147, F64, 22) (dual of [262147, 262083, 23]-code), using
- construction X applied to Ce(21) ⊂ Ce(20) [i] based on
- linear OA(6464, 262144, F64, 22) (dual of [262144, 262080, 23]-code), using an extension Ce(21) of the primitive narrow-sense BCH-code C(I) with length 262143 = 643−1, defining interval I = [1,21], and designed minimum distance d ≥ |I|+1 = 22 [i]
- linear OA(6461, 262144, F64, 21) (dual of [262144, 262083, 22]-code), using an extension Ce(20) of the primitive narrow-sense BCH-code C(I) with length 262143 = 643−1, defining interval I = [1,20], and designed minimum distance d ≥ |I|+1 = 21 [i]
- linear OA(640, 3, F64, 0) (dual of [3, 3, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(640, s, F64, 0) (dual of [s, s, 1]-code) for arbitrarily large s (see above)
- construction X applied to Ce(21) ⊂ Ce(20) [i] based on
- linear OA(6418, 197, F64, 11) (dual of [197, 179, 12]-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.