Information on Result #1674688
Linear OOA(2143, 268, F2, 7, 27) (dual of [(268, 7), 1733, 28]-NRT-code), using OOA 2-folding based on linear OOA(2143, 536, F2, 4, 27) (dual of [(536, 4), 2001, 28]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(2143, 537, F2, 4, 27) (dual of [(537, 4), 2005, 28]-NRT-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(2143, 537, F2, 2, 27) (dual of [(537, 2), 931, 28]-NRT-code), using
- OOA 2-folding [i] based on linear OA(2143, 1074, F2, 27) (dual of [1074, 931, 28]-code), using
- discarding factors / shortening the dual code based on linear OA(2143, 1075, F2, 27) (dual of [1075, 932, 28]-code), using
- construction XX applied to C1 = C([1019,18]), C2 = C([0,22]), C3 = C1 + C2 = C([0,18]), and C∩ = C1 ∩ C2 = C([1019,22]) [i] based on
- linear OA(2111, 1023, F2, 23) (dual of [1023, 912, 24]-code), using the primitive BCH-code C(I) with length 1023 = 210−1, defining interval I = {−4,−3,…,18}, and designed minimum distance d ≥ |I|+1 = 24 [i]
- linear OA(2111, 1023, F2, 23) (dual of [1023, 912, 24]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 1023 = 210−1, defining interval I = [0,22], and designed minimum distance d ≥ |I|+1 = 24 [i]
- linear OA(2131, 1023, F2, 27) (dual of [1023, 892, 28]-code), using the primitive BCH-code C(I) with length 1023 = 210−1, defining interval I = {−4,−3,…,22}, and designed minimum distance d ≥ |I|+1 = 28 [i]
- linear OA(291, 1023, F2, 19) (dual of [1023, 932, 20]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 1023 = 210−1, defining interval I = [0,18], and designed minimum distance d ≥ |I|+1 = 20 [i]
- linear OA(26, 26, F2, 3) (dual of [26, 20, 4]-code or 26-cap in PG(5,2)), using
- discarding factors / shortening the dual code based on linear OA(26, 32, F2, 3) (dual of [32, 26, 4]-code or 32-cap in PG(5,2)), using
- linear OA(26, 26, F2, 3) (dual of [26, 20, 4]-code or 26-cap in PG(5,2)) (see above)
- construction XX applied to C1 = C([1019,18]), C2 = C([0,22]), C3 = C1 + C2 = C([0,18]), and C∩ = C1 ∩ C2 = C([1019,22]) [i] based on
- discarding factors / shortening the dual code based on linear OA(2143, 1075, F2, 27) (dual of [1075, 932, 28]-code), using
- OOA 2-folding [i] based on linear OA(2143, 1074, F2, 27) (dual of [1074, 931, 28]-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(2143, 537, F2, 2, 27) (dual of [(537, 2), 931, 28]-NRT-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.