MinT - Best Known (157−82, 157, s)-Nets in Base 3

Best Known (157−82, 157, s)-Nets in Base 3

(157−82, 157, 56)-Net over F₃ — Constructive and digital

Digital (75, 157, 56)-net over F₃, using

8 times m-reduction [i] based on digital (75, 165, 56)-net over F₃, using
- (u,Â u+v)-construction [i] based on
  1. digital (15, 60, 28)-net over F₃, using
    - net from sequence [i] based on digital (15, 27)-sequence over F₃, using
      - Niederreiterâ€“Xing sequence constructionÂ II/III [i] based on function field F/F₃ with g(F) = 15 and N(F) ≥ 28, using
        an explicitly constructive algebraic function field [i]
  2. digital (15, 105, 28)-net over F₃, using
    - net from sequence [i] based on digital (15, 27)-sequence over F₃ (see above)

(157−82, 157, 84)-Net over F₃ — Digital

Digital (75, 157, 84)-net over F₃, using

t-expansion [i] based on digital (71, 157, 84)-net over F₃, using
- net from sequence [i] based on digital (71, 83)-sequence over F₃, using
  - Niederreiterâ€“Xing sequence constructionÂ II/III [i] based on function field F/F₃ with g(F) = 71 and N(F) ≥ 84, using
    - algebraic function fields over â„¤₃ by Niederreiter/Xing [i]

(157−82, 157, 502)-Net in Base 3 — Upper bound on s

There is no (75, 157, 503)-net in base 3, because

the generalized Rao bound for nets shows that 3^mÂ â‰¥ 834 094127 156258 255204 367062 266885 850179 788767 637701 884068 864903 831010 230687 > 3¹⁵⁷ [i]