Information on Result #1313912
Linear OA(1673, 699, F16, 31) (dual of [699, 626, 32]-code), using 174 step Varšamov–Edel lengthening with (ri) = (4, 1, 0, 1, 4 times 0, 1, 9 times 0, 1, 19 times 0, 1, 31 times 0, 1, 46 times 0, 1, 56 times 0) based on linear OA(1662, 514, F16, 31) (dual of [514, 452, 32]-code), using
- trace code [i] based on linear OA(25631, 257, F256, 31) (dual of [257, 226, 32]-code or 257-arc in PG(30,256)), using
- extended Reed–Solomon code RSe(226,256) [i]
- the expurgated narrow-sense BCH-code C(I) with length 257 | 2562−1, defining interval I = [0,15], and minimum distance d ≥ |{−15,−14,…,15}|+1 = 32 (BCH-bound) [i]
- algebraic-geometric code AG(F, Q+111P) with degQ = 3 and degPÂ =Â 2 [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257, using the rational function field F256(x) [i]
- algebraic-geometric code AG(F,75P) with degPÂ =Â 3 [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257 (see above)
- algebraic-geometric code AG(F,45P) with degPÂ =Â 5 [i] based on function field F/F256 with g(F) = 0 and N(F) ≥ 257 (see above)
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.