Information on Result #1481459
Linear OOA(4230, 2159, F4, 3, 50) (dual of [(2159, 3), 6247, 51]-NRT-code), using OOA 2-folding based on linear OOA(4230, 4318, F4, 2, 50) (dual of [(4318, 2), 8406, 51]-NRT-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(4230, 4318, F4, 50) (dual of [4318, 4088, 51]-code), using
- 209 step Varšamov–Edel lengthening with (ri) = (2, 0, 0, 1, 7 times 0, 1, 18 times 0, 1, 35 times 0, 1, 58 times 0, 1, 83 times 0) [i] based on linear OA(4223, 4102, F4, 50) (dual of [4102, 3879, 51]-code), using
- construction X applied to Ce(49) ⊂ Ce(48) [i] based on
- linear OA(4223, 4096, F4, 50) (dual of [4096, 3873, 51]-code), using an extension Ce(49) of the primitive narrow-sense BCH-code C(I) with length 4095 = 46−1, defining interval I = [1,49], and designed minimum distance d ≥ |I|+1 = 50 [i]
- linear OA(4217, 4096, F4, 49) (dual of [4096, 3879, 50]-code), using an extension Ce(48) of the primitive narrow-sense BCH-code C(I) with length 4095 = 46−1, defining interval I = [1,48], and designed minimum distance d ≥ |I|+1 = 49 [i]
- linear OA(40, 6, F4, 0) (dual of [6, 6, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(40, s, F4, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
- construction X applied to Ce(49) ⊂ Ce(48) [i] based on
- 209 step Varšamov–Edel lengthening with (ri) = (2, 0, 0, 1, 7 times 0, 1, 18 times 0, 1, 35 times 0, 1, 58 times 0, 1, 83 times 0) [i] based on linear OA(4223, 4102, F4, 50) (dual of [4102, 3879, 51]-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.