Information on Result #2495660
Linear OOA(4197, 4194496, F4, 2, 19) (dual of [(4194496, 2), 8388795, 20]-NRT-code), using 41 times duplication based on linear OOA(4196, 4194496, F4, 2, 19) (dual of [(4194496, 2), 8388796, 20]-NRT-code), using
- (u, u+v)-construction [i] based on
- linear OOA(427, 195, F4, 2, 9) (dual of [(195, 2), 363, 10]-NRT-code), using
- extracting embedded OOA [i] based on digital (18, 27, 195)-net over F4, using
- trace code for nets [i] based on digital (0, 9, 65)-net over F64, using
- net from sequence [i] based on digital (0, 64)-sequence over F64, using
- generalized Faure sequence [i]
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F64 with g(F) = 0 and N(F) ≥ 65, using
- the rational function field F64(x) [i]
- Niederreiter sequence [i]
- net from sequence [i] based on digital (0, 64)-sequence over F64, using
- trace code for nets [i] based on digital (0, 9, 65)-net over F64, using
- extracting embedded OOA [i] based on digital (18, 27, 195)-net over F4, using
- linear OOA(4169, 4194301, F4, 2, 19) (dual of [(4194301, 2), 8388433, 20]-NRT-code), using
- OOA 2-folding [i] based on linear OA(4169, 8388602, F4, 19) (dual of [8388602, 8388433, 20]-code), using
- discarding factors / shortening the dual code based on linear OA(4169, large, F4, 19) (dual of [large, large−169, 20]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 16777217 | 424−1, defining interval I = [0,9], and minimum distance d ≥ |{−9,−8,…,9}|+1 = 20 (BCH-bound) [i]
- discarding factors / shortening the dual code based on linear OA(4169, large, F4, 19) (dual of [large, large−169, 20]-code), using
- OOA 2-folding [i] based on linear OA(4169, 8388602, F4, 19) (dual of [8388602, 8388433, 20]-code), using
- linear OOA(427, 195, F4, 2, 9) (dual of [(195, 2), 363, 10]-NRT-code), using
Mode: Constructive and linear.
Optimality
Show details for fixed k and m, k and s, k and t, m and s, m and t.
Other Results with Identical Parameters
None.
Depending Results
None.