Information on Result #1186678
Digital (139, 156, 1048578)-net over F4, using net defined by OOA based on linear OOA(4156, 1048578, F4, 18, 17) (dual of [(1048578, 18), 18874248, 18]-NRT-code), using
- OOA 4-folding and stacking with additional row [i] based on linear OOA(4156, 4194313, F4, 2, 17) (dual of [(4194313, 2), 8388470, 18]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(4156, 4194315, F4, 2, 17) (dual of [(4194315, 2), 8388474, 18]-NRT-code), using
- (u, u+v)-construction [i] based on
- linear OOA(411, 14, F4, 2, 8) (dual of [(14, 2), 17, 9]-NRT-code), using
- extended algebraic-geometric NRT-code AGe(2;F,19P) [i] based on function field F/F4 with g(F) = 3 and N(F) ≥ 14, using
- linear OOA(4145, 4194301, F4, 2, 17) (dual of [(4194301, 2), 8388457, 18]-NRT-code), using
- OOA 2-folding [i] based on linear OA(4145, 8388602, F4, 17) (dual of [8388602, 8388457, 18]-code), using
- discarding factors / shortening the dual code based on linear OA(4145, large, F4, 17) (dual of [large, large−145, 18]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 16777217 | 424−1, defining interval I = [0,8], and minimum distance d ≥ |{−8,−7,…,8}|+1 = 18 (BCH-bound) [i]
- discarding factors / shortening the dual code based on linear OA(4145, large, F4, 17) (dual of [large, large−145, 18]-code), using
- OOA 2-folding [i] based on linear OA(4145, 8388602, F4, 17) (dual of [8388602, 8388457, 18]-code), using
- linear OOA(411, 14, F4, 2, 8) (dual of [(14, 2), 17, 9]-NRT-code), using
- (u, u+v)-construction [i] based on
- discarding factors / shortening the dual code based on linear OOA(4156, 4194315, F4, 2, 17) (dual of [(4194315, 2), 8388474, 18]-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, t and s.
Other Results with Identical Parameters
None.
Depending Results
None.