Information on Result #709039

Linear OA(4203, 1070, F4, 51) (dual of [1070, 867, 52]-code), using construction XX applied to C1 = C([1018,41]), C2 = C([0,45]), C3 = C1 + C2 = C([0,41]), and C∩ = C1 ∩ C2 = C([1018,45]) based on
  1. linear OA(4176, 1023, F4, 47) (dual of [1023, 847, 48]-code), using the primitive BCH-code C(I) with length 1023 = 45−1, defining interval I = {−5,−4,…,41}, and designed minimum distance d ≥ |I|+1 = 48 [i]
  2. linear OA(4171, 1023, F4, 46) (dual of [1023, 852, 47]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 1023 = 45−1, defining interval I = [0,45], and designed minimum distance d ≥ |I|+1 = 47 [i]
  3. linear OA(4191, 1023, F4, 51) (dual of [1023, 832, 52]-code), using the primitive BCH-code C(I) with length 1023 = 45−1, defining interval I = {−5,−4,…,45}, and designed minimum distance d ≥ |I|+1 = 52 [i]
  4. linear OA(4156, 1023, F4, 42) (dual of [1023, 867, 43]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 1023 = 45−1, defining interval I = [0,41], and designed minimum distance d ≥ |I|+1 = 43 [i]
  5. linear OA(47, 27, F4, 4) (dual of [27, 20, 5]-code), using
  6. linear OA(45, 20, F4, 3) (dual of [20, 15, 4]-code or 20-cap in PG(4,4)), 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(4203, 535, F4, 2, 51) (dual of [(535, 2), 867, 52]-NRT-code) [i]OOA Folding
2Linear OOA(4203, 356, F4, 3, 51) (dual of [(356, 3), 865, 52]-NRT-code) [i]