Information on Result #731020
Linear OA(728, 235316, F7, 5) (dual of [235316, 235288, 6]-code), using trace code based on linear OA(4914, 117658, F49, 5) (dual of [117658, 117644, 6]-code), using
- construction X4 applied to C([0,2]) ⊂ C([0,1]) [i] based on
- linear OA(4913, 117650, F49, 5) (dual of [117650, 117637, 6]-code), using the expurgated narrow-sense BCH-code C(I) with length 117650 | 496−1, defining interval I = [0,2], and minimum distance d ≥ |{−2,−1,0,1,2}|+1 = 6 (BCH-bound) [i]
- linear OA(497, 117650, F49, 3) (dual of [117650, 117643, 4]-code or 117650-cap in PG(6,49)), using the expurgated narrow-sense BCH-code C(I) with length 117650 | 496−1, defining interval I = [0,1], and minimum distance d ≥ |{−1,0,1}|+1 = 4 (BCH-bound) [i]
- linear OA(497, 8, F49, 7) (dual of [8, 1, 8]-code or 8-arc in PG(6,49)), using
- dual of repetition code with length 8 [i]
- linear OA(491, 8, F49, 1) (dual of [8, 7, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(491, 49, F49, 1) (dual of [49, 48, 2]-code), using
- Reed–Solomon code RS(48,49) [i]
- discarding factors / shortening the dual code based on linear OA(491, 49, F49, 1) (dual of [49, 48, 2]-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.
Other Results with Identical Parameters
None.
Depending Results
The following results depend on this result:
Result | This result only | Method | ||
---|---|---|---|---|
1 | Linear OOA(728, 117658, F7, 2, 5) (dual of [(117658, 2), 235288, 6]-NRT-code) | [i] | OOA Folding |