Best Known (37, 56, s)-Nets in Base 32
(37, 56, 3641)-Net over F32 — Constructive and digital
Digital (37, 56, 3641)-net over F32, using
- 321 times duplication [i] based on digital (36, 55, 3641)-net over F32, using
- net defined by OOA [i] based on linear OOA(3255, 3641, F32, 19, 19) (dual of [(3641, 19), 69124, 20]-NRT-code), using
- OOA 9-folding and stacking with additional row [i] based on linear OA(3255, 32770, F32, 19) (dual of [32770, 32715, 20]-code), using
- discarding factors / shortening the dual code based on linear OA(3255, 32771, F32, 19) (dual of [32771, 32716, 20]-code), using
- construction X applied to Ce(18) ⊂ Ce(17) [i] based on
- linear OA(3255, 32768, F32, 19) (dual of [32768, 32713, 20]-code), using an extension Ce(18) of the primitive narrow-sense BCH-code C(I) with length 32767 = 323−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
- linear OA(3252, 32768, F32, 18) (dual of [32768, 32716, 19]-code), using an extension Ce(17) of the primitive narrow-sense BCH-code C(I) with length 32767 = 323−1, defining interval I = [1,17], and designed minimum distance d ≥ |I|+1 = 18 [i]
- linear OA(320, 3, F32, 0) (dual of [3, 3, 1]-code), using
- discarding factors / shortening the dual code based on linear OA(320, s, F32, 0) (dual of [s, s, 1]-code) with arbitrarily large s, using
- construction X applied to Ce(18) ⊂ Ce(17) [i] based on
- discarding factors / shortening the dual code based on linear OA(3255, 32771, F32, 19) (dual of [32771, 32716, 20]-code), using
- OOA 9-folding and stacking with additional row [i] based on linear OA(3255, 32770, F32, 19) (dual of [32770, 32715, 20]-code), using
- net defined by OOA [i] based on linear OOA(3255, 3641, F32, 19, 19) (dual of [(3641, 19), 69124, 20]-NRT-code), using
(37, 56, 17139)-Net over F32 — Digital
Digital (37, 56, 17139)-net over F32, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OA(3256, 17139, F32, 19) (dual of [17139, 17083, 20]-code), using
- discarding factors / shortening the dual code based on linear OA(3256, 32776, F32, 19) (dual of [32776, 32720, 20]-code), using
- construction X applied to C([0,9]) ⊂ C([0,8]) [i] based on
- linear OA(3255, 32769, F32, 19) (dual of [32769, 32714, 20]-code), using the expurgated narrow-sense BCH-code C(I) with length 32769 | 326−1, defining interval I = [0,9], and minimum distance d ≥ |{−9,−8,…,9}|+1 = 20 (BCH-bound) [i]
- linear OA(3249, 32769, F32, 17) (dual of [32769, 32720, 18]-code), using the expurgated narrow-sense BCH-code C(I) with length 32769 | 326−1, defining interval I = [0,8], and minimum distance d ≥ |{−8,−7,…,8}|+1 = 18 (BCH-bound) [i]
- linear OA(321, 7, F32, 1) (dual of [7, 6, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(321, s, F32, 1) (dual of [s, s−1, 2]-code) with arbitrarily large s, using
- construction X applied to C([0,9]) ⊂ C([0,8]) [i] based on
- discarding factors / shortening the dual code based on linear OA(3256, 32776, F32, 19) (dual of [32776, 32720, 20]-code), using
(37, 56, large)-Net in Base 32 — Upper bound on s
There is no (37, 56, large)-net in base 32, because
- 17 times m-reduction [i] would yield (37, 39, large)-net in base 32, but