Best Known (42, 51, s)-Nets in Base 32
(42, 51, 2113535)-Net over F32 — Constructive and digital
Digital (42, 51, 2113535)-net over F32, using
- (u, u+v)-construction [i] based on
- digital (6, 10, 16385)-net over F32, using
- net defined by OOA [i] based on linear OOA(3210, 16385, F32, 4, 4) (dual of [(16385, 4), 65530, 5]-NRT-code), using
- OA 2-folding and stacking [i] based on linear OA(3210, 32770, F32, 4) (dual of [32770, 32760, 5]-code), using
- discarding factors / shortening the dual code based on linear OA(3210, 32771, F32, 4) (dual of [32771, 32761, 5]-code), using
- construction X applied to Ce(3) ⊂ Ce(2) [i] based on
- linear OA(3210, 32768, F32, 4) (dual of [32768, 32758, 5]-code), using an extension Ce(3) of the primitive narrow-sense BCH-code C(I) with length 32767 = 323−1, defining interval I = [1,3], and designed minimum distance d ≥ |I|+1 = 4 [i]
- linear OA(327, 32768, F32, 3) (dual of [32768, 32761, 4]-code or 32768-cap in PG(6,32)), using an extension Ce(2) of the primitive narrow-sense BCH-code C(I) with length 32767 = 323−1, defining interval I = [1,2], and designed minimum distance d ≥ |I|+1 = 3 [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(3) ⊂ Ce(2) [i] based on
- discarding factors / shortening the dual code based on linear OA(3210, 32771, F32, 4) (dual of [32771, 32761, 5]-code), using
- OA 2-folding and stacking [i] based on linear OA(3210, 32770, F32, 4) (dual of [32770, 32760, 5]-code), using
- net defined by OOA [i] based on linear OOA(3210, 16385, F32, 4, 4) (dual of [(16385, 4), 65530, 5]-NRT-code), using
- digital (32, 41, 2097150)-net over F32, using
- net defined by OOA [i] based on linear OOA(3241, 2097150, F32, 9, 9) (dual of [(2097150, 9), 18874309, 10]-NRT-code), using
- OOA 4-folding and stacking with additional row [i] based on linear OA(3241, 8388601, F32, 9) (dual of [8388601, 8388560, 10]-code), using
- discarding factors / shortening the dual code based on linear OA(3241, large, F32, 9) (dual of [large, large−41, 10]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 33554433 | 3210−1, defining interval I = [0,4], and minimum distance d ≥ |{−4,−3,…,4}|+1 = 10 (BCH-bound) [i]
- discarding factors / shortening the dual code based on linear OA(3241, large, F32, 9) (dual of [large, large−41, 10]-code), using
- OOA 4-folding and stacking with additional row [i] based on linear OA(3241, 8388601, F32, 9) (dual of [8388601, 8388560, 10]-code), using
- net defined by OOA [i] based on linear OOA(3241, 2097150, F32, 9, 9) (dual of [(2097150, 9), 18874309, 10]-NRT-code), using
- digital (6, 10, 16385)-net over F32, using
(42, 51, 2129790)-Net in Base 32 — Constructive
(42, 51, 2129790)-net in base 32, using
- 321 times duplication [i] based on (41, 50, 2129790)-net in base 32, using
- (u, u+v)-construction [i] based on
- (6, 10, 32640)-net in base 32, using
- net defined by OOA [i] based on OOA(3210, 32640, S32, 4, 4), using
- OA 2-folding and stacking [i] based on OA(3210, 65280, S32, 4), using
- discarding parts of the base [i] based on linear OA(2566, 65280, F256, 4) (dual of [65280, 65274, 5]-code), using
- 1 times truncation [i] based on linear OA(2567, 65281, F256, 5) (dual of [65281, 65274, 6]-code), using
- discarding parts of the base [i] based on linear OA(2566, 65280, F256, 4) (dual of [65280, 65274, 5]-code), using
- OA 2-folding and stacking [i] based on OA(3210, 65280, S32, 4), using
- net defined by OOA [i] based on OOA(3210, 32640, S32, 4, 4), using
- (31, 40, 2097150)-net in base 32, using
- base change [i] based on digital (16, 25, 2097150)-net over F256, using
- net defined by OOA [i] based on linear OOA(25625, 2097150, F256, 9, 9) (dual of [(2097150, 9), 18874325, 10]-NRT-code), using
- OOA 4-folding and stacking with additional row [i] based on linear OA(25625, 8388601, F256, 9) (dual of [8388601, 8388576, 10]-code), using
- discarding factors / shortening the dual code based on linear OA(25625, large, F256, 9) (dual of [large, large−25, 10]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 16777215 = 2563−1, defining interval I = [0,8], and designed minimum distance d ≥ |I|+1 = 10 [i]
- discarding factors / shortening the dual code based on linear OA(25625, large, F256, 9) (dual of [large, large−25, 10]-code), using
- OOA 4-folding and stacking with additional row [i] based on linear OA(25625, 8388601, F256, 9) (dual of [8388601, 8388576, 10]-code), using
- net defined by OOA [i] based on linear OOA(25625, 2097150, F256, 9, 9) (dual of [(2097150, 9), 18874325, 10]-NRT-code), using
- base change [i] based on digital (16, 25, 2097150)-net over F256, using
- (6, 10, 32640)-net in base 32, using
- (u, u+v)-construction [i] based on
(42, 51, large)-Net over F32 — Digital
Digital (42, 51, large)-net over F32, using
- t-expansion [i] based on digital (40, 51, large)-net over F32, using
- embedding of OOA with Gilbert–VarÅ¡amov bound [i] based on linear OA(3251, large, F32, 11) (dual of [large, large−51, 12]-code), using
- the expurgated narrow-sense BCH-code C(I) with length 33554433 | 3210−1, defining interval I = [0,5], and minimum distance d ≥ |{−5,−4,…,5}|+1 = 12 (BCH-bound) [i]
- embedding of OOA with Gilbert–VarÅ¡amov bound [i] based on linear OA(3251, large, F32, 11) (dual of [large, large−51, 12]-code), using
(42, 51, large)-Net in Base 32 — Upper bound on s
There is no (42, 51, large)-net in base 32, because
- 7 times m-reduction [i] would yield (42, 44, large)-net in base 32, but