Information on Result #1060212
Linear OOA(3179, 2097214, F3, 4, 16) (dual of [(2097214, 4), 8388677, 17]-NRT-code), using OOA 2-folding based on linear OOA(3179, 4194428, F3, 2, 16) (dual of [(4194428, 2), 8388677, 17]-NRT-code), using
- (u, u+v)-construction [i] based on
- linear OOA(328, 127, F3, 2, 8) (dual of [(127, 2), 226, 9]-NRT-code), using
- OOA 2-folding [i] based on linear OA(328, 254, F3, 8) (dual of [254, 226, 9]-code), using
- discarding factors / shortening the dual code based on linear OA(328, 255, F3, 8) (dual of [255, 227, 9]-code), using
- construction XX applied to C1 = C([241,4]), C2 = C([1,6]), C3 = C1 + C2 = C([1,4]), and C∩ = C1 ∩ C2 = C([241,6]) [i] based on
- 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 = {−1,0,…,4}, and designed minimum distance d ≥ |I|+1 = 7 [i]
- linear OA(320, 242, F3, 6) (dual of [242, 222, 7]-code), using the primitive narrow-sense BCH-code C(I) with length 242 = 35−1, defining interval I = [1,6], and designed minimum distance d ≥ |I|+1 = 7 [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 = {−1,0,…,6}, and designed minimum distance d ≥ |I|+1 = 9 [i]
- linear OA(315, 242, F3, 4) (dual of [242, 227, 5]-code), using the primitive narrow-sense BCH-code C(I) with length 242 = 35−1, defining interval I = [1,4], and designed minimum distance d ≥ |I|+1 = 5 [i]
- linear OA(31, 7, F3, 1) (dual of [7, 6, 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), 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 (see above)
- construction XX applied to C1 = C([241,4]), C2 = C([1,6]), C3 = C1 + C2 = C([1,4]), and C∩ = C1 ∩ C2 = C([241,6]) [i] based on
- discarding factors / shortening the dual code based on linear OA(328, 255, F3, 8) (dual of [255, 227, 9]-code), using
- OOA 2-folding [i] based on linear OA(328, 254, F3, 8) (dual of [254, 226, 9]-code), using
- linear OOA(3151, 4194301, F3, 2, 16) (dual of [(4194301, 2), 8388451, 17]-NRT-code), using
- OOA 2-folding [i] based on linear OA(3151, 8388602, F3, 16) (dual of [8388602, 8388451, 17]-code), using
- discarding factors / shortening the dual code based on linear OA(3151, large, F3, 16) (dual of [large, large−151, 17]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 14348906 = 315−1, defining interval I = [0,15], and designed minimum distance d ≥ |I|+1 = 17 [i]
- discarding factors / shortening the dual code based on linear OA(3151, large, F3, 16) (dual of [large, large−151, 17]-code), using
- OOA 2-folding [i] based on linear OA(3151, 8388602, F3, 16) (dual of [8388602, 8388451, 17]-code), using
- linear OOA(328, 127, F3, 2, 8) (dual of [(127, 2), 226, 9]-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.