Information on Result #1060849
Linear OOA(3243, 2097214, F3, 4, 21) (dual of [(2097214, 4), 8388613, 22]-NRT-code), using OOA 2-folding based on linear OOA(3243, 4194428, F3, 2, 21) (dual of [(4194428, 2), 8388613, 22]-NRT-code), using
- (u, u+v)-construction [i] based on
- linear OOA(333, 127, F3, 2, 10) (dual of [(127, 2), 221, 11]-NRT-code), using
- OOA 2-folding [i] based on linear OA(333, 254, F3, 10) (dual of [254, 221, 11]-code), using
- construction XX applied to C1 = C([117,124]), C2 = C([115,122]), C3 = C1 + C2 = C([117,122]), and C∩ = C1 ∩ C2 = C([115,124]) [i] based on
- linear OA(326, 242, F3, 8) (dual of [242, 216, 9]-code), using the primitive BCH-code C(I) with length 242 = 35−1, defining interval I = {117,118,…,124}, and designed minimum distance d ≥ |I|+1 = 9 [i]
- linear OA(326, 242, F3, 8) (dual of [242, 216, 9]-code), using the primitive BCH-code C(I) with length 242 = 35−1, defining interval I = {115,116,…,122}, and designed minimum distance d ≥ |I|+1 = 9 [i]
- linear OA(331, 242, F3, 10) (dual of [242, 211, 11]-code), using the primitive BCH-code C(I) with length 242 = 35−1, defining interval I = {115,116,…,124}, and designed minimum distance d ≥ |I|+1 = 11 [i]
- linear OA(321, 242, F3, 6) (dual of [242, 221, 7]-code), using the primitive BCH-code C(I) with length 242 = 35−1, defining interval I = {117,118,…,122}, and designed minimum distance d ≥ |I|+1 = 7 [i]
- linear OA(31, 6, F3, 1) (dual of [6, 5, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(31, s, F3, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
- linear OA(31, 6, F3, 1) (dual of [6, 5, 2]-code) (see above)
- construction XX applied to C1 = C([117,124]), C2 = C([115,122]), C3 = C1 + C2 = C([117,122]), and C∩ = C1 ∩ C2 = C([115,124]) [i] based on
- OOA 2-folding [i] based on linear OA(333, 254, F3, 10) (dual of [254, 221, 11]-code), using
- linear OOA(3210, 4194301, F3, 2, 21) (dual of [(4194301, 2), 8388392, 22]-NRT-code), using
- OOA 2-folding [i] based on linear OA(3210, 8388602, F3, 21) (dual of [8388602, 8388392, 22]-code), using
- discarding factors / shortening the dual code based on linear OA(3210, large, F3, 21) (dual of [large, large−210, 22]-code), using
- the primitive narrow-sense BCH-code C(I) with length 14348906 = 315−1, defining interval I = [1,21], and designed minimum distance d ≥ |I|+1 = 22 [i]
- discarding factors / shortening the dual code based on linear OA(3210, large, F3, 21) (dual of [large, large−210, 22]-code), using
- OOA 2-folding [i] based on linear OA(3210, 8388602, F3, 21) (dual of [8388602, 8388392, 22]-code), using
- linear OOA(333, 127, F3, 2, 10) (dual of [(127, 2), 221, 11]-NRT-code), using
Mode: Constructive and linear.
Optimality
Show details for fixed k and m, k and s, k and t, m and s, m and t.
Other Results with Identical Parameters
None.
Depending Results
None.