Information on Result #673778
Linear OA(2223, 270, F2, 89) (dual of [270, 47, 90]-code), using construction XX applied to Ce(90) ⊂ Ce(86) ⊂ Ce(84) based on
- linear OA(2219, 256, F2, 91) (dual of [256, 37, 92]-code), using an extension Ce(90) of the primitive narrow-sense BCH-code C(I) with length 255 = 28−1, defining interval I = [1,90], and designed minimum distance d ≥ |I|+1 = 91 [i]
- linear OA(2211, 256, F2, 87) (dual of [256, 45, 88]-code), using an extension Ce(86) of the primitive narrow-sense BCH-code C(I) with length 255 = 28−1, defining interval I = [1,86], and designed minimum distance d ≥ |I|+1 = 87 [i]
- linear OA(2209, 256, F2, 85) (dual of [256, 47, 86]-code), using an extension Ce(84) of the primitive narrow-sense BCH-code C(I) with length 255 = 28−1, defining interval I = [1,84], and designed minimum distance d ≥ |I|+1 = 85 [i]
- 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
- linear OA(21, 3, F2, 1) (dual of [3, 2, 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 (see above)
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 OA(2223, 270, F2, 88) (dual of [270, 47, 89]-code) | [i] | Strength Reduction | |
| 2 | Linear OA(2223, 270, F2, 87) (dual of [270, 47, 88]-code) | [i] | ||
| 3 | Linear OA(2223, 270, F2, 86) (dual of [270, 47, 87]-code) | [i] | ||
| 4 | Linear OA(2223, 270, F2, 85) (dual of [270, 47, 86]-code) | [i] | ||
| 5 | Linear OA(2223, 270, F2, 84) (dual of [270, 47, 85]-code) | [i] | ||
| 6 | Linear OA(2223, 270, F2, 83) (dual of [270, 47, 84]-code) | [i] | ||
| 7 | Linear OA(2223, 270, F2, 82) (dual of [270, 47, 83]-code) | [i] | ||
| 8 | Linear OA(2223, 270, F2, 81) (dual of [270, 47, 82]-code) | [i] | ||
| 9 | Linear OA(2223, 270, F2, 80) (dual of [270, 47, 81]-code) | [i] | ||
| 10 | Linear OA(2220, 267, F2, 86) (dual of [267, 47, 87]-code) | [i] | Truncation | |
| 11 | Linear OA(2219, 266, F2, 85) (dual of [266, 47, 86]-code) | [i] | ||
| 12 | Linear OA(2218, 265, F2, 84) (dual of [265, 47, 85]-code) | [i] | ||
| 13 | Linear OA(2217, 264, F2, 83) (dual of [264, 47, 84]-code) | [i] | ||
| 14 | Linear OA(2216, 263, F2, 82) (dual of [263, 47, 83]-code) | [i] | ||
| 15 | Linear OA(2215, 262, F2, 81) (dual of [262, 47, 82]-code) | [i] | ||
| 16 | Linear OA(2214, 261, F2, 80) (dual of [261, 47, 81]-code) | [i] | ||
| 17 | Linear OA(2213, 260, F2, 79) (dual of [260, 47, 80]-code) | [i] | ||
| 18 | Linear OA(2211, 258, F2, 77) (dual of [258, 47, 78]-code) | [i] | ||
| 19 | Linear OA(2210, 257, F2, 76) (dual of [257, 47, 77]-code) | [i] | ||
| 20 | Linear OOA(2223, 135, F2, 2, 89) (dual of [(135, 2), 47, 90]-NRT-code) | [i] | OOA Folding | |
| 21 | Linear OOA(2223, 90, F2, 3, 89) (dual of [(90, 3), 47, 90]-NRT-code) | [i] | ||
| 22 | Linear OOA(2223, 54, F2, 5, 89) (dual of [(54, 5), 47, 90]-NRT-code) | [i] | ||