Information on Result #655159
Linear OA(8139, 178, F81, 29) (dual of [178, 139, 30]-code), using construction X applied to AG(F,141P) ⊂ AG(F,145P) based on
- linear OA(8136, 171, F81, 29) (dual of [171, 135, 30]-code), using algebraic-geometric code AG(F,141P) [i] based on function field F/F81 with g(F) = 7 and N(F) ≥ 172, using
- linear OA(8132, 171, F81, 25) (dual of [171, 139, 26]-code), using algebraic-geometric code AG(F,145P) [i] based on function field F/F81 with g(F) = 7 and N(F) ≥ 172 (see above)
- linear OA(813, 7, F81, 3) (dual of [7, 4, 4]-code or 7-arc in PG(2,81) or 7-cap in PG(2,81)), using
- discarding factors / shortening the dual code based on linear OA(813, 81, F81, 3) (dual of [81, 78, 4]-code or 81-arc in PG(2,81) or 81-cap in PG(2,81)), using
- Reed–Solomon code RS(78,81) [i]
- discarding factors / shortening the dual code based on linear OA(813, 81, F81, 3) (dual of [81, 78, 4]-code or 81-arc in PG(2,81) or 81-cap in PG(2,81)), using
Mode: Constructive and 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
The following results depend on this result:
| Result | This result only | Method | ||
|---|---|---|---|---|
| 1 | Linear OOA(8139, 89, F81, 2, 29) (dual of [(89, 2), 139, 30]-NRT-code) | [i] | OOA Folding | |