Information on Result #2468054
Linear OOA(3247, 4783021, F3, 2, 18) (dual of [(4783021, 2), 9565795, 19]-NRT-code), using 1 step truncation based on linear OOA(3248, 4783022, F3, 2, 19) (dual of [(4783022, 2), 9565796, 20]-NRT-code), using
- trace code [i] based on linear OOA(9124, 2391511, F9, 2, 19) (dual of [(2391511, 2), 4782898, 20]-NRT-code), using
- OOA 2-folding [i] based on linear OA(9124, 4783022, F9, 19) (dual of [4783022, 4782898, 20]-code), using
- construction X applied to Ce(18) ⊂ Ce(11) [i] based on
- linear OA(9113, 4782969, F9, 19) (dual of [4782969, 4782856, 20]-code), using an extension Ce(18) of the primitive narrow-sense BCH-code C(I) with length 4782968 = 97−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
- linear OA(971, 4782969, F9, 12) (dual of [4782969, 4782898, 13]-code), using an extension Ce(11) of the primitive narrow-sense BCH-code C(I) with length 4782968 = 97−1, defining interval I = [1,11], and designed minimum distance d ≥ |I|+1 = 12 [i]
- linear OA(911, 53, F9, 6) (dual of [53, 42, 7]-code), using
- discarding factors / shortening the dual code based on linear OA(911, 80, F9, 6) (dual of [80, 69, 7]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 80 = 92−1, defining interval I = [0,5], and designed minimum distance d ≥ |I|+1 = 7 [i]
- discarding factors / shortening the dual code based on linear OA(911, 80, F9, 6) (dual of [80, 69, 7]-code), using
- construction X applied to Ce(18) ⊂ Ce(11) [i] based on
- OOA 2-folding [i] based on linear OA(9124, 4783022, F9, 19) (dual of [4783022, 4782898, 20]-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.