Information on Result #1480720
Linear OOA(4200, 2102, F4, 3, 43) (dual of [(2102, 3), 6106, 44]-NRT-code), using OOA 2-folding based on linear OOA(4200, 4204, F4, 2, 43) (dual of [(4204, 2), 8208, 44]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(4200, 4205, F4, 2, 43) (dual of [(4205, 2), 8210, 44]-NRT-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(4200, 4205, F4, 43) (dual of [4205, 4005, 44]-code), using
- 89 step Varšamov–Edel lengthening with (ri) = (2, 0, 1, 5 times 0, 1, 12 times 0, 1, 23 times 0, 1, 43 times 0) [i] based on linear OA(4194, 4110, F4, 43) (dual of [4110, 3916, 44]-code), using
- construction X applied to C([0,21]) ⊂ C([0,20]) [i] based on
- linear OA(4193, 4097, F4, 43) (dual of [4097, 3904, 44]-code), using the expurgated narrow-sense BCH-code C(I) with length 4097 | 412−1, defining interval I = [0,21], and minimum distance d ≥ |{−21,−20,…,21}|+1 = 44 (BCH-bound) [i]
- linear OA(4181, 4097, F4, 41) (dual of [4097, 3916, 42]-code), using the expurgated narrow-sense BCH-code C(I) with length 4097 | 412−1, defining interval I = [0,20], and minimum distance d ≥ |{−20,−19,…,20}|+1 = 42 (BCH-bound) [i]
- linear OA(41, 13, F4, 1) (dual of [13, 12, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(41, s, F4, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
- construction X applied to C([0,21]) ⊂ C([0,20]) [i] based on
- 89 step Varšamov–Edel lengthening with (ri) = (2, 0, 1, 5 times 0, 1, 12 times 0, 1, 23 times 0, 1, 43 times 0) [i] based on linear OA(4194, 4110, F4, 43) (dual of [4110, 3916, 44]-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(4200, 4205, F4, 43) (dual of [4205, 4005, 44]-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.