Information on Result #1494722
Linear OOA(6439, 2633, F64, 3, 16) (dual of [(2633, 3), 7860, 17]-NRT-code), using OOA 2-folding based on linear OOA(6439, 5266, F64, 2, 16) (dual of [(5266, 2), 10493, 17]-NRT-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(6439, 5266, F64, 16) (dual of [5266, 5227, 17]-code), using
- 1160 step Varšamov–Edel lengthening with (ri) = (4, 4 times 0, 1, 20 times 0, 1, 81 times 0, 1, 284 times 0, 1, 766 times 0) [i] based on linear OA(6431, 4098, F64, 16) (dual of [4098, 4067, 17]-code), using
- construction X applied to Ce(15) ⊂ Ce(14) [i] based on
- linear OA(6431, 4096, F64, 16) (dual of [4096, 4065, 17]-code), using an extension Ce(15) of the primitive narrow-sense BCH-code C(I) with length 4095 = 642−1, defining interval I = [1,15], and designed minimum distance d ≥ |I|+1 = 16 [i]
- linear OA(6429, 4096, F64, 15) (dual of [4096, 4067, 16]-code), using an extension Ce(14) of the primitive narrow-sense BCH-code C(I) with length 4095 = 642−1, defining interval I = [1,14], and designed minimum distance d ≥ |I|+1 = 15 [i]
- linear OA(640, 2, F64, 0) (dual of [2, 2, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(640, s, F64, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
- construction X applied to Ce(15) ⊂ Ce(14) [i] based on
- 1160 step Varšamov–Edel lengthening with (ri) = (4, 4 times 0, 1, 20 times 0, 1, 81 times 0, 1, 284 times 0, 1, 766 times 0) [i] based on linear OA(6431, 4098, F64, 16) (dual of [4098, 4067, 17]-code), using
Mode: 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.