Information on Result #2180365
Linear OA(2156, 176, F2, 66) (dual of [176, 20, 67]-code), using strength reduction based on linear OA(2156, 176, F2, 67) (dual of [176, 20, 68]-code), using
- concatenation of two codes [i] based on
- linear OA(1617, 22, F16, 16) (dual of [22, 5, 17]-code), using
- discarding factors / shortening the dual code based on linear OA(1617, 24, F16, 16) (dual of [24, 7, 17]-code), using
- extended algebraic-geometric code AGe(F,7P) [i] based on function field F/F16 with g(F) = 1 and N(F) ≥ 24, using
- discarding factors / shortening the dual code based on linear OA(1617, 24, F16, 16) (dual of [24, 7, 17]-code), using
- linear OA(24, 8, F2, 3) (dual of [8, 4, 4]-code or 8-cap in PG(3,2)), using
- linear OA(1617, 22, F16, 16) (dual of [22, 5, 17]-code), 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.
Compare with Markus Grassl’s online database of code parameters.
Other Results with Identical Parameters
None.
Depending Results
The following results depend on this result:
| Result | This result only | Method | ||
|---|---|---|---|---|
| 1 | Linear OA(2155, 175, F2, 65) (dual of [175, 20, 66]-code) | [i] | Truncation | |
| 2 | Linear OA(2154, 174, F2, 64) (dual of [174, 20, 65]-code) | [i] | ||
| 3 | Linear OOA(2156, 88, F2, 2, 66) (dual of [(88, 2), 20, 67]-NRT-code) | [i] | OOA Folding | |