Information on Result #2219716
Linear OA(237, 522, F2, 8) (dual of [522, 485, 9]-code), using 1 times truncation based on linear OA(238, 523, F2, 9) (dual of [523, 485, 10]-code), using
- construction X4 applied to Ce(8) ⊂ Ce(6) [i] based on
- linear OA(237, 512, F2, 9) (dual of [512, 475, 10]-code), using an extension Ce(8) of the primitive narrow-sense BCH-code C(I) with length 511 = 29−1, defining interval I = [1,8], and designed minimum distance d ≥ |I|+1 = 9 [i]
- linear OA(228, 512, F2, 7) (dual of [512, 484, 8]-code), using an extension Ce(6) of the primitive narrow-sense BCH-code C(I) with length 511 = 29−1, defining interval I = [1,6], and designed minimum distance d ≥ |I|+1 = 7 [i]
- linear OA(210, 11, F2, 9) (dual of [11, 1, 10]-code), using
- strength reduction [i] based on linear OA(210, 11, F2, 10) (dual of [11, 1, 11]-code or 11-arc in PG(9,2)), using
- dual of repetition code with length 11 [i]
- strength reduction [i] based on linear OA(210, 11, F2, 10) (dual of [11, 1, 11]-code or 11-arc in PG(9,2)), using
- linear OA(21, 11, F2, 1) (dual of [11, 10, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(21, s, F2, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, 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(237, 261, F2, 2, 8) (dual of [(261, 2), 485, 9]-NRT-code) | [i] | OOA Folding | |
| 2 | Linear OOA(237, 174, F2, 3, 8) (dual of [(174, 3), 485, 9]-NRT-code) | [i] | ||
| 3 | Linear OOA(237, 130, F2, 4, 8) (dual of [(130, 4), 483, 9]-NRT-code) | [i] | ||
| 4 | Linear OOA(237, 130, F2, 5, 8) (dual of [(130, 5), 613, 9]-NRT-code) | [i] | OA Folding and Stacking | |
| 5 | Linear OOA(237, 130, F2, 6, 8) (dual of [(130, 6), 743, 9]-NRT-code) | [i] | ||
| 6 | Linear OOA(237, 130, F2, 7, 8) (dual of [(130, 7), 873, 9]-NRT-code) | [i] | ||
| 7 | Linear OOA(237, 130, F2, 8, 8) (dual of [(130, 8), 1003, 9]-NRT-code) | [i] | ||