Information on Result #1763990
Digital (122, 143, 20615)-net over F3, using embedding of OOA with Gilbert–Varšamov bound based on linear OOA(3143, 20615, F3, 2, 21) (dual of [(20615, 2), 41087, 22]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(3143, 29536, F3, 2, 21) (dual of [(29536, 2), 58929, 22]-NRT-code), using
- 31 times duplication [i] based on linear OOA(3142, 29536, F3, 2, 21) (dual of [(29536, 2), 58930, 22]-NRT-code), using
- OOA 2-folding [i] based on linear OA(3142, 59072, F3, 21) (dual of [59072, 58930, 22]-code), using
- construction X4 applied to C([0,10]) ⊂ C([0,9]) [i] based on
- linear OA(3141, 59050, F3, 21) (dual of [59050, 58909, 22]-code), using the expurgated narrow-sense BCH-code C(I) with length 59050 | 320−1, defining interval I = [0,10], and minimum distance d ≥ |{−10,−9,…,10}|+1 = 22 (BCH-bound) [i]
- linear OA(3121, 59050, F3, 19) (dual of [59050, 58929, 20]-code), using the expurgated narrow-sense BCH-code C(I) with length 59050 | 320−1, defining interval I = [0,9], and minimum distance d ≥ |{−9,−8,…,9}|+1 = 20 (BCH-bound) [i]
- linear OA(321, 22, F3, 21) (dual of [22, 1, 22]-code or 22-arc in PG(20,3)), using
- dual of repetition code with length 22 [i]
- linear OA(31, 22, F3, 1) (dual of [22, 21, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(31, s, F3, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
- construction X4 applied to C([0,10]) ⊂ C([0,9]) [i] based on
- OOA 2-folding [i] based on linear OA(3142, 59072, F3, 21) (dual of [59072, 58930, 22]-code), using
- 31 times duplication [i] based on linear OOA(3142, 29536, F3, 2, 21) (dual of [(29536, 2), 58930, 22]-NRT-code), using
Mode: Linear.
Optimality
Show details for fixed k and m, k and s, k and t, m and s, m and t, t and s.
Other Results with Identical Parameters
None.
Depending Results
None.