Best Known (128, 146, s)-Nets in Base 3
(128, 146, 59051)-Net over F3 — Constructive and digital
Digital (128, 146, 59051)-net over F3, using
- net defined by OOA [i] based on linear OOA(3146, 59051, F3, 18, 18) (dual of [(59051, 18), 1062772, 19]-NRT-code), using
- OA 9-folding and stacking [i] based on linear OA(3146, 531459, F3, 18) (dual of [531459, 531313, 19]-code), using
- discarding factors / shortening the dual code based on linear OA(3146, 531466, F3, 18) (dual of [531466, 531320, 19]-code), using
- construction X applied to Ce(18) ⊂ Ce(15) [i] based on
- linear OA(3145, 531441, F3, 19) (dual of [531441, 531296, 20]-code), using an extension Ce(18) of the primitive narrow-sense BCH-code C(I) with length 531440 = 312−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
- linear OA(3121, 531441, F3, 16) (dual of [531441, 531320, 17]-code), using an extension Ce(15) of the primitive narrow-sense BCH-code C(I) with length 531440 = 312−1, defining interval I = [1,15], and designed minimum distance d ≥ |I|+1 = 16 [i]
- linear OA(31, 25, F3, 1) (dual of [25, 24, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(31, s, F3, 1) (dual of [s, s−1, 2]-code) with arbitrarily large s, using
- construction X applied to Ce(18) ⊂ Ce(15) [i] based on
- discarding factors / shortening the dual code based on linear OA(3146, 531466, F3, 18) (dual of [531466, 531320, 19]-code), using
- OA 9-folding and stacking [i] based on linear OA(3146, 531459, F3, 18) (dual of [531459, 531313, 19]-code), using
(128, 146, 177155)-Net over F3 — Digital
Digital (128, 146, 177155)-net over F3, using
- embedding of OOA with Gilbert–Varšamov bound [i] based on linear OOA(3146, 177155, F3, 3, 18) (dual of [(177155, 3), 531319, 19]-NRT-code), using
- OOA 3-folding [i] based on linear OA(3146, 531465, F3, 18) (dual of [531465, 531319, 19]-code), using
- discarding factors / shortening the dual code based on linear OA(3146, 531466, F3, 18) (dual of [531466, 531320, 19]-code), using
- construction X applied to Ce(18) ⊂ Ce(15) [i] based on
- linear OA(3145, 531441, F3, 19) (dual of [531441, 531296, 20]-code), using an extension Ce(18) of the primitive narrow-sense BCH-code C(I) with length 531440 = 312−1, defining interval I = [1,18], and designed minimum distance d ≥ |I|+1 = 19 [i]
- linear OA(3121, 531441, F3, 16) (dual of [531441, 531320, 17]-code), using an extension Ce(15) of the primitive narrow-sense BCH-code C(I) with length 531440 = 312−1, defining interval I = [1,15], and designed minimum distance d ≥ |I|+1 = 16 [i]
- linear OA(31, 25, F3, 1) (dual of [25, 24, 2]-code), using
- discarding factors / shortening the dual code based on linear OA(31, s, F3, 1) (dual of [s, s−1, 2]-code) with arbitrarily large s, using
- construction X applied to Ce(18) ⊂ Ce(15) [i] based on
- discarding factors / shortening the dual code based on linear OA(3146, 531466, F3, 18) (dual of [531466, 531320, 19]-code), using
- OOA 3-folding [i] based on linear OA(3146, 531465, F3, 18) (dual of [531465, 531319, 19]-code), using
(128, 146, large)-Net in Base 3 — Upper bound on s
There is no (128, 146, large)-net in base 3, because
- 16 times m-reduction [i] would yield (128, 130, large)-net in base 3, but