Information on Result #1736630
Digital (25, 43, 207)-net over F25, using net defined by OOA based on linear OOA(2543, 207, F25, 22, 18) (dual of [(207, 22), 4511, 19]-NRT-code), using
- OOA 5-folding and stacking with additional row [i] based on linear OOA(2543, 1036, F25, 2, 18) (dual of [(1036, 2), 2029, 19]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(2543, 1037, F25, 2, 18) (dual of [(1037, 2), 2031, 19]-NRT-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(2543, 1037, F25, 18) (dual of [1037, 994, 19]-code), using
- 401 step Varšamov–Edel lengthening with (ri) = (3, 0, 0, 1, 9 times 0, 1, 27 times 0, 1, 65 times 0, 1, 122 times 0, 1, 170 times 0) [i] based on linear OA(2535, 628, F25, 18) (dual of [628, 593, 19]-code), using
- construction XX applied to C1 = C([623,15]), C2 = C([0,16]), C3 = C1 + C2 = C([0,15]), and C∩ = C1 ∩ C2 = C([623,16]) [i] based on
- linear OA(2533, 624, F25, 17) (dual of [624, 591, 18]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {−1,0,…,15}, and designed minimum distance d ≥ |I|+1 = 18 [i]
- linear OA(2533, 624, F25, 17) (dual of [624, 591, 18]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 624 = 252−1, defining interval I = [0,16], and designed minimum distance d ≥ |I|+1 = 18 [i]
- linear OA(2535, 624, F25, 18) (dual of [624, 589, 19]-code), using the primitive BCH-code C(I) with length 624 = 252−1, defining interval I = {−1,0,…,16}, and designed minimum distance d ≥ |I|+1 = 19 [i]
- linear OA(2531, 624, F25, 16) (dual of [624, 593, 17]-code), using the primitive expurgated narrow-sense BCH-code C(I) with length 624 = 252−1, defining interval I = [0,15], and designed minimum distance d ≥ |I|+1 = 17 [i]
- linear OA(250, 2, F25, 0) (dual of [2, 2, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(250, s, F25, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
- linear OA(250, 2, F25, 0) (dual of [2, 2, 1]-code) (see above)
- construction XX applied to C1 = C([623,15]), C2 = C([0,16]), C3 = C1 + C2 = C([0,15]), and C∩ = C1 ∩ C2 = C([623,16]) [i] based on
- 401 step Varšamov–Edel lengthening with (ri) = (3, 0, 0, 1, 9 times 0, 1, 27 times 0, 1, 65 times 0, 1, 122 times 0, 1, 170 times 0) [i] based on linear OA(2535, 628, F25, 18) (dual of [628, 593, 19]-code), using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(2543, 1037, F25, 18) (dual of [1037, 994, 19]-code), using
- discarding factors / shortening the dual code based on linear OOA(2543, 1037, F25, 2, 18) (dual of [(1037, 2), 2031, 19]-NRT-code), using
Mode: Linear.
Optimality
Show details for fixed k and m, k and s, k and t, m and s, m and t, t and s.
Other Results with Identical Parameters
None.
Depending Results
None.