Information on Result #719596

Linear OA(955, 734, F9, 21) (dual of [734, 679, 22]-code), using construction XX applied to C1 = C([727,18]), C2 = C([0,19]), C3 = C1 + C2 = C([0,18]), and C∩ = C1 ∩ C2 = C([727,19]) based on
  1. linear OA(952, 728, F9, 20) (dual of [728, 676, 21]-code), using the primitive BCH-code C(I) with length 728 = 93−1, defining interval I = {−1,0,…,18}, and designed minimum distance d ≥ |I|+1 = 21 [i]
  2. linear OA(952, 728, F9, 20) (dual of [728, 676, 21]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 728 = 93−1, defining interval I = [0,19], and designed minimum distance d ≥ |I|+1 = 21 [i]
  3. linear OA(955, 728, F9, 21) (dual of [728, 673, 22]-code), using the primitive BCH-code C(I) with length 728 = 93−1, defining interval I = {−1,0,…,19}, and designed minimum distance d ≥ |I|+1 = 22 [i]
  4. linear OA(949, 728, F9, 19) (dual of [728, 679, 20]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 728 = 93−1, defining interval I = [0,18], and designed minimum distance d ≥ |I|+1 = 20 [i]
  5. linear OA(90, 3, F9, 0) (dual of [3, 3, 1]-code), using
  6. linear OA(90, 3, F9, 0) (dual of [3, 3, 1]-code) (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:

ResultThis
result
only		Method
1Linear OA(958, 744, F9, 21) (dual of [744, 686, 22]-code) [i]VarÅ¡amov–Edel Lengthening
2Linear OA(959, 759, F9, 21) (dual of [759, 700, 22]-code) [i]
3Linear OA(960, 796, F9, 21) (dual of [796, 736, 22]-code) [i]
4Linear OA(961, 863, F9, 21) (dual of [863, 802, 22]-code) [i]
5Linear OA(962, 954, F9, 21) (dual of [954, 892, 22]-code) [i]
6Linear OOA(955, 367, F9, 2, 21) (dual of [(367, 2), 679, 22]-NRT-code) [i]OOA Folding