Information on Result #852036
Linear OOA(9142, 29566, F9, 2, 27) (dual of [(29566, 2), 58990, 28]-NRT-code), using OOA 2-folding based on linear OA(9142, 59132, F9, 27) (dual of [59132, 58990, 28]-code), using
- (u, u+v)-construction [i] based on
- linear OA(922, 84, F9, 13) (dual of [84, 62, 14]-code), using
- construction XX applied to C1 = C([79,10]), C2 = C([0,11]), C3 = C1 + C2 = C([0,10]), and C∩ = C1 ∩ C2 = C([79,11]) [i] based on
- linear OA(920, 80, F9, 12) (dual of [80, 60, 13]-code), using the primitive BCH-code C(I) with length 80 = 92−1, defining interval I = {−1,0,…,10}, and designed minimum distance d ≥ |I|+1 = 13 [i]
- linear OA(920, 80, F9, 12) (dual of [80, 60, 13]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 80 = 92−1, defining interval I = [0,11], and designed minimum distance d ≥ |I|+1 = 13 [i]
- linear OA(922, 80, F9, 13) (dual of [80, 58, 14]-code), using the primitive BCH-code C(I) with length 80 = 92−1, defining interval I = {−1,0,…,11}, and designed minimum distance d ≥ |I|+1 = 14 [i]
- linear OA(918, 80, F9, 11) (dual of [80, 62, 12]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 80 = 92−1, defining interval I = [0,10], and designed minimum distance d ≥ |I|+1 = 12 [i]
- linear OA(90, 2, F9, 0) (dual of [2, 2, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(90, s, F9, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
- linear OA(90, 2, F9, 0) (dual of [2, 2, 1]-code) (see above)
- construction XX applied to C1 = C([79,10]), C2 = C([0,11]), C3 = C1 + C2 = C([0,10]), and C∩ = C1 ∩ C2 = C([79,11]) [i] based on
- linear OA(9120, 59048, F9, 27) (dual of [59048, 58928, 28]-code), using
- 1 times truncation [i] based on linear OA(9121, 59049, F9, 28) (dual of [59049, 58928, 29]-code), using
- an extension Ce(27) of the primitive narrow-sense BCH-code C(I) with length 59048 = 95−1, defining interval I = [1,27], and designed minimum distance d ≥ |I|+1 = 28 [i]
- 1 times truncation [i] based on linear OA(9121, 59049, F9, 28) (dual of [59049, 58928, 29]-code), using
- linear OA(922, 84, F9, 13) (dual of [84, 62, 14]-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
None.