Best Known (74, 74+14, s)-Nets in Base 32
(74, 74+14, 1209327)-Net over F32 — Constructive and digital
Digital (74, 88, 1209327)-net over F32, using
- (u, u+v)-construction [i] based on
- digital (15, 22, 10956)-net over F32, using
- (u, u+v)-construction [i] based on
- digital (0, 3, 33)-net over F32, using
- net from sequence [i] based on digital (0, 32)-sequence over F32, using
- generalized Faure sequence [i]
- Niederreiter–Xing sequence construction II/III [i] based on function field F/F32 with g(F) = 0 and N(F) ≥ 33, using
- the rational function field F32(x) [i]
- Niederreiter sequence [i]
- net from sequence [i] based on digital (0, 32)-sequence over F32, using
- digital (12, 19, 10923)-net over F32, using
- net defined by OOA [i] based on linear OOA(3219, 10923, F32, 7, 7) (dual of [(10923, 7), 76442, 8]-NRT-code), using
- OOA 3-folding and stacking with additional row [i] based on linear OA(3219, 32770, F32, 7) (dual of [32770, 32751, 8]-code), using
- discarding factors / shortening the dual code based on linear OA(3219, 32771, F32, 7) (dual of [32771, 32752, 8]-code), using
- construction X applied to Ce(6) ⊂ Ce(5) [i] based on
- linear OA(3219, 32768, F32, 7) (dual of [32768, 32749, 8]-code), using an extension Ce(6) of the primitive narrow-sense BCH-code C(I) with length 32767 = 323−1, defining interval I = [1,6], and designed minimum distance d ≥ |I|+1 = 7 [i]
- linear OA(3216, 32768, F32, 6) (dual of [32768, 32752, 7]-code), using an extension Ce(5) of the primitive narrow-sense BCH-code C(I) with length 32767 = 323−1, defining interval I = [1,5], and designed minimum distance d ≥ |I|+1 = 6 [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(6) ⊂ Ce(5) [i] based on
- discarding factors / shortening the dual code based on linear OA(3219, 32771, F32, 7) (dual of [32771, 32752, 8]-code), using
- OOA 3-folding and stacking with additional row [i] based on linear OA(3219, 32770, F32, 7) (dual of [32770, 32751, 8]-code), using
- net defined by OOA [i] based on linear OOA(3219, 10923, F32, 7, 7) (dual of [(10923, 7), 76442, 8]-NRT-code), using
- digital (0, 3, 33)-net over F32, using
- (u, u+v)-construction [i] based on
- digital (52, 66, 1198371)-net over F32, using
- net defined by OOA [i] based on linear OOA(3266, 1198371, F32, 14, 14) (dual of [(1198371, 14), 16777128, 15]-NRT-code), using
- OA 7-folding and stacking [i] based on linear OA(3266, 8388597, F32, 14) (dual of [8388597, 8388531, 15]-code), using
- discarding factors / shortening the dual code based on linear OA(3266, large, F32, 14) (dual of [large, large−66, 15]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 33554431 = 325−1, defining interval I = [0,13], and designed minimum distance d ≥ |I|+1 = 15 [i]
- discarding factors / shortening the dual code based on linear OA(3266, large, F32, 14) (dual of [large, large−66, 15]-code), using
- OA 7-folding and stacking [i] based on linear OA(3266, 8388597, F32, 14) (dual of [8388597, 8388531, 15]-code), using
- net defined by OOA [i] based on linear OOA(3266, 1198371, F32, 14, 14) (dual of [(1198371, 14), 16777128, 15]-NRT-code), using
- digital (15, 22, 10956)-net over F32, using
(74, 74+14, 1285755)-Net in Base 32 — Constructive
(74, 88, 1285755)-net in base 32, using
- (u, u+v)-construction [i] based on
- (17, 24, 87384)-net in base 32, using
- base change [i] based on digital (13, 20, 87384)-net over F64, using
- net defined by OOA [i] based on linear OOA(6420, 87384, F64, 7, 7) (dual of [(87384, 7), 611668, 8]-NRT-code), using
- OOA 3-folding and stacking with additional row [i] based on linear OA(6420, 262153, F64, 7) (dual of [262153, 262133, 8]-code), using
- construction X4 applied to C([0,3]) ⊂ C([0,2]) [i] based on
- linear OA(6419, 262145, F64, 7) (dual of [262145, 262126, 8]-code), using the expurgated narrow-sense BCH-code C(I) with length 262145 | 646−1, defining interval I = [0,3], and minimum distance d ≥ |{−3,−2,…,3}|+1 = 8 (BCH-bound) [i]
- linear OA(6413, 262145, F64, 5) (dual of [262145, 262132, 6]-code), using the expurgated narrow-sense BCH-code C(I) with length 262145 | 646−1, defining interval I = [0,2], and minimum distance d ≥ |{−2,−1,0,1,2}|+1 = 6 (BCH-bound) [i]
- linear OA(647, 8, F64, 7) (dual of [8, 1, 8]-code or 8-arc in PG(6,64)), using
- dual of repetition code with length 8 [i]
- linear OA(641, 8, F64, 1) (dual of [8, 7, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(641, 64, F64, 1) (dual of [64, 63, 2]-code), using
- Reed–Solomon code RS(63,64) [i]
- discarding factors / shortening the dual code based on linear OA(641, 64, F64, 1) (dual of [64, 63, 2]-code), using
- construction X4 applied to C([0,3]) ⊂ C([0,2]) [i] based on
- OOA 3-folding and stacking with additional row [i] based on linear OA(6420, 262153, F64, 7) (dual of [262153, 262133, 8]-code), using
- net defined by OOA [i] based on linear OOA(6420, 87384, F64, 7, 7) (dual of [(87384, 7), 611668, 8]-NRT-code), using
- base change [i] based on digital (13, 20, 87384)-net over F64, using
- (50, 64, 1198371)-net in base 32, using
- base change [i] based on digital (26, 40, 1198371)-net over F256, using
- net defined by OOA [i] based on linear OOA(25640, 1198371, F256, 14, 14) (dual of [(1198371, 14), 16777154, 15]-NRT-code), using
- OA 7-folding and stacking [i] based on linear OA(25640, 8388597, F256, 14) (dual of [8388597, 8388557, 15]-code), using
- discarding factors / shortening the dual code based on linear OA(25640, large, F256, 14) (dual of [large, large−40, 15]-code), using
- the primitive expurgated narrow-sense BCH-code C(I) with length 16777215 = 2563−1, defining interval I = [0,13], and designed minimum distance d ≥ |I|+1 = 15 [i]
- discarding factors / shortening the dual code based on linear OA(25640, large, F256, 14) (dual of [large, large−40, 15]-code), using
- OA 7-folding and stacking [i] based on linear OA(25640, 8388597, F256, 14) (dual of [8388597, 8388557, 15]-code), using
- net defined by OOA [i] based on linear OOA(25640, 1198371, F256, 14, 14) (dual of [(1198371, 14), 16777154, 15]-NRT-code), using
- base change [i] based on digital (26, 40, 1198371)-net over F256, using
- (17, 24, 87384)-net in base 32, using
(74, 74+14, large)-Net over F32 — Digital
Digital (74, 88, large)-net over F32, using
- t-expansion [i] based on digital (72, 88, large)-net over F32, using
- 3 times m-reduction [i] based on digital (72, 91, large)-net over F32, using
(74, 74+14, large)-Net in Base 32 — Upper bound on s
There is no (74, 88, large)-net in base 32, because
- 12 times m-reduction [i] would yield (74, 76, large)-net in base 32, but