Information on Result #1479107
Linear OOA(4115, 8178, F4, 3, 20) (dual of [(8178, 3), 24419, 21]-NRT-code), using OOA 2-folding based on linear OOA(4115, 16356, F4, 2, 20) (dual of [(16356, 2), 32597, 21]-NRT-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(4115, 16356, F4, 20) (dual of [16356, 16241, 21]-code), using
- discarding factors / shortening the dual code based on linear OA(4115, 16421, F4, 20) (dual of [16421, 16306, 21]-code), using
- 1 times truncation [i] based on linear OA(4116, 16422, F4, 21) (dual of [16422, 16306, 22]-code), using
- construction X applied to Ce(20) ⊂ Ce(14) [i] based on
- linear OA(4106, 16384, F4, 21) (dual of [16384, 16278, 22]-code), using an extension Ce(20) of the primitive narrow-sense BCH-code C(I) with length 16383 = 47−1, defining interval I = [1,20], and designed minimum distance d ≥ |I|+1 = 21 [i]
- linear OA(478, 16384, F4, 15) (dual of [16384, 16306, 16]-code), using an extension Ce(14) of the primitive narrow-sense BCH-code C(I) with length 16383 = 47−1, defining interval I = [1,14], and designed minimum distance d ≥ |I|+1 = 15 [i]
- linear OA(410, 38, F4, 5) (dual of [38, 28, 6]-code), using
- discarding factors / shortening the dual code based on linear OA(410, 63, F4, 5) (dual of [63, 53, 6]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 63 = 43−1, defining interval I = [0,3], and designed minimum distance d ≥ |I|+1 = 6 [i]
- discarding factors / shortening the dual code based on linear OA(410, 63, F4, 5) (dual of [63, 53, 6]-code), using
- construction X applied to Ce(20) ⊂ Ce(14) [i] based on
- 1 times truncation [i] based on linear OA(4116, 16422, F4, 21) (dual of [16422, 16306, 22]-code), using
- discarding factors / shortening the dual code based on linear OA(4115, 16421, F4, 20) (dual of [16421, 16306, 21]-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.