Best Known (139−15, 139, s)-Nets in Base 3
(139−15, 139, 227769)-Net over F3 — Constructive and digital
Digital (124, 139, 227769)-net over F3, using
- (u, u+v)-construction [i] based on
- digital (2, 9, 9)-net over F3, using
- digital (115, 130, 227760)-net over F3, using
- net defined by OOA [i] based on linear OOA(3130, 227760, F3, 15, 15) (dual of [(227760, 15), 3416270, 16]-NRT-code), using
- OOA 7-folding and stacking with additional row [i] based on linear OA(3130, 1594321, F3, 15) (dual of [1594321, 1594191, 16]-code), using
- discarding factors / shortening the dual code based on linear OA(3130, 1594322, F3, 15) (dual of [1594322, 1594192, 16]-code), using
- 1 times truncation [i] based on linear OA(3131, 1594323, F3, 16) (dual of [1594323, 1594192, 17]-code), using
- an extension Ce(15) of the primitive narrow-sense BCH-code C(I) with length 1594322 = 313−1, defining interval I = [1,15], and designed minimum distance d ≥ |I|+1 = 16 [i]
- 1 times truncation [i] based on linear OA(3131, 1594323, F3, 16) (dual of [1594323, 1594192, 17]-code), using
- discarding factors / shortening the dual code based on linear OA(3130, 1594322, F3, 15) (dual of [1594322, 1594192, 16]-code), using
- OOA 7-folding and stacking with additional row [i] based on linear OA(3130, 1594321, F3, 15) (dual of [1594321, 1594191, 16]-code), using
- net defined by OOA [i] based on linear OOA(3130, 227760, F3, 15, 15) (dual of [(227760, 15), 3416270, 16]-NRT-code), using
(139−15, 139, 740388)-Net over F3 — Digital
Digital (124, 139, 740388)-net over F3, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(3139, 740388, F3, 2, 15) (dual of [(740388, 2), 1480637, 16]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(3139, 797185, F3, 2, 15) (dual of [(797185, 2), 1594231, 16]-NRT-code), using
- 1 times NRT-code embedding in larger space [i] based on linear OOA(3137, 797184, F3, 2, 15) (dual of [(797184, 2), 1594231, 16]-NRT-code), using
- OOA 2-folding [i] based on linear OA(3137, 1594368, F3, 15) (dual of [1594368, 1594231, 16]-code), using
- construction X applied to Ce(15) ⊂ Ce(10) [i] based on
- linear OA(3131, 1594323, F3, 16) (dual of [1594323, 1594192, 17]-code), using an extension Ce(15) of the primitive narrow-sense BCH-code C(I) with length 1594322 = 313−1, defining interval I = [1,15], and designed minimum distance d ≥ |I|+1 = 16 [i]
- linear OA(392, 1594323, F3, 11) (dual of [1594323, 1594231, 12]-code), using an extension Ce(10) of the primitive narrow-sense BCH-code C(I) with length 1594322 = 313−1, defining interval I = [1,10], and designed minimum distance d ≥ |I|+1 = 11 [i]
- linear OA(36, 45, F3, 3) (dual of [45, 39, 4]-code or 45-cap in PG(5,3)), using
- discarding factors / shortening the dual code based on linear OA(36, 48, F3, 3) (dual of [48, 42, 4]-code or 48-cap in PG(5,3)), using
- construction X applied to Ce(15) ⊂ Ce(10) [i] based on
- OOA 2-folding [i] based on linear OA(3137, 1594368, F3, 15) (dual of [1594368, 1594231, 16]-code), using
- 1 times NRT-code embedding in larger space [i] based on linear OOA(3137, 797184, F3, 2, 15) (dual of [(797184, 2), 1594231, 16]-NRT-code), using
- discarding factors / shortening the dual code based on linear OOA(3139, 797185, F3, 2, 15) (dual of [(797185, 2), 1594231, 16]-NRT-code), using
(139−15, 139, large)-Net in Base 3 — Upper bound on s
There is no (124, 139, large)-net in base 3, because
- 13 times m-reduction [i] would yield (124, 126, large)-net in base 3, but