Information on Result #698858

Linear OA(6441, 4110, F64, 19) (dual of [4110, 4069, 20]-code), using construction X applied to Ce(18) ⊂ Ce(13) based on
  1. linear OA(6437, 4096, F64, 19) (dual of [4096, 4059, 20]-code), using an extension Ce(18) of the primitive narrow-sense BCH-code C(I) with length 4095 = 642−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
  2. linear OA(6427, 4096, F64, 14) (dual of [4096, 4069, 15]-code), using an extension Ce(13) of the primitive narrow-sense BCH-code C(I) with length 4095 = 642−1, defining interval I = [1,13], and designed minimum distance d ≥ |I|+1 = 14 [i]
  3. linear OA(644, 14, F64, 4) (dual of [14, 10, 5]-code or 14-arc in PG(3,64)), 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:

ResultThis
result
only
Method
1Linear OOA(6441, 2055, F64, 2, 19) (dual of [(2055, 2), 4069, 20]-NRT-code) [i]OOA Folding
2Linear OOA(6441, 1370, F64, 3, 19) (dual of [(1370, 3), 4069, 20]-NRT-code) [i]