Information on Result #1670747
Linear OOA(2239, 2100664, F2, 6, 17) (dual of [(2100664, 6), 12603745, 18]-NRT-code), using embedding of OOA with Gilbert–Varšamov bound based on linear OOA(2239, 2100664, F2, 4, 17) (dual of [(2100664, 4), 8402417, 18]-NRT-code), using
- (u, u+v)-construction [i] based on
- linear OOA(254, 3514, F2, 4, 8) (dual of [(3514, 4), 14002, 9]-NRT-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(254, 3514, F2, 2, 8) (dual of [(3514, 2), 6974, 9]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(254, 4103, F2, 2, 8) (dual of [(4103, 2), 8152, 9]-NRT-code), using
- strength reduction [i] based on linear OOA(254, 4103, F2, 2, 9) (dual of [(4103, 2), 8152, 10]-NRT-code), using
- OOA 2-folding [i] based on linear OA(254, 8206, F2, 9) (dual of [8206, 8152, 10]-code), using
- construction X applied to Ce(8) ⊂ Ce(6) [i] based on
- linear OA(253, 8192, F2, 9) (dual of [8192, 8139, 10]-code), using an extension Ce(8) of the primitive narrow-sense BCH-code C(I) with length 8191 = 213−1, defining interval I = [1,8], and designed minimum distance d ≥ |I|+1 = 9 [i]
- linear OA(240, 8192, F2, 7) (dual of [8192, 8152, 8]-code), using an extension Ce(6) of the primitive narrow-sense BCH-code C(I) with length 8191 = 213−1, defining interval I = [1,6], and designed minimum distance d ≥ |I|+1 = 7 [i]
- linear OA(21, 14, F2, 1) (dual of [14, 13, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(21, s, F2, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
- construction X applied to Ce(8) ⊂ Ce(6) [i] based on
- OOA 2-folding [i] based on linear OA(254, 8206, F2, 9) (dual of [8206, 8152, 10]-code), using
- strength reduction [i] based on linear OOA(254, 4103, F2, 2, 9) (dual of [(4103, 2), 8152, 10]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(254, 4103, F2, 2, 8) (dual of [(4103, 2), 8152, 9]-NRT-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(254, 3514, F2, 2, 8) (dual of [(3514, 2), 6974, 9]-NRT-code), using
- linear OOA(2185, 2097150, F2, 4, 17) (dual of [(2097150, 4), 8388415, 18]-NRT-code), using
- OOA 4-folding [i] based on linear OA(2185, 8388600, F2, 17) (dual of [8388600, 8388415, 18]-code), using
- discarding factors / shortening the dual code based on linear OA(2185, large, F2, 17) (dual of [large, large−185, 18]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 8388609 | 246−1, 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(2185, large, F2, 17) (dual of [large, large−185, 18]-code), using
- OOA 4-folding [i] based on linear OA(2185, 8388600, F2, 17) (dual of [8388600, 8388415, 18]-code), using
- linear OOA(254, 3514, F2, 4, 8) (dual of [(3514, 4), 14002, 9]-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.
Other Results with Identical Parameters
None.
Depending Results
None.