Information on Result #1685978
Linear OOA(2212, 333849, F2, 7, 20) (dual of [(333849, 7), 2336731, 21]-NRT-code), using embedding of OOA with Gilbert–Varšamov bound based on linear OOA(2212, 333849, F2, 6, 20) (dual of [(333849, 6), 2002882, 21]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(2212, 349529, F2, 6, 20) (dual of [(349529, 6), 2096962, 21]-NRT-code), using
- strength reduction [i] based on linear OOA(2212, 349529, F2, 6, 21) (dual of [(349529, 6), 2096962, 22]-NRT-code), using
- OOA 6-folding [i] based on linear OA(2212, 2097174, F2, 21) (dual of [2097174, 2096962, 22]-code), using
- construction X applied to Ce(20) ⊂ Ce(18) [i] based on
- linear OA(2211, 2097152, F2, 21) (dual of [2097152, 2096941, 22]-code), using an extension Ce(20) of the primitive narrow-sense BCH-code C(I) with length 2097151 = 221−1, defining interval I = [1,20], and designed minimum distance d ≥ |I|+1 = 21 [i]
- linear OA(2190, 2097152, F2, 19) (dual of [2097152, 2096962, 20]-code), using an extension Ce(18) of the primitive narrow-sense BCH-code C(I) with length 2097151 = 221−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
- linear OA(21, 22, F2, 1) (dual of [22, 21, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(21, s, F2, 1) (dual of [s, s−1, 2]-code) for arbitrarily large s, using
- construction X applied to Ce(20) ⊂ Ce(18) [i] based on
- OOA 6-folding [i] based on linear OA(2212, 2097174, F2, 21) (dual of [2097174, 2096962, 22]-code), using
- strength reduction [i] based on linear OOA(2212, 349529, F2, 6, 21) (dual of [(349529, 6), 2096962, 22]-NRT-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.