MinT - Best Known (130−90, 130, s)-Nets in Base 4

Best Known (130−90, 130, s)-Nets in Base 4

(130−90, 130, 56)-Net over F₄ — Constructive and digital

Digital (40, 130, 56)-net over F₄, using

t-expansion [i] based on digital (33, 130, 56)-net over F₄, using
- net from sequence [i] based on digital (33, 55)-sequence over F₄, using
  - Niederreiterâ€“Xing sequence constructionÂ II/III [i] based on function field F/F₄ with g(F) = 33 and N(F) ≥ 56, using
    - F₅ from the tower of function fields by GarcÃa and Stichtenoth over F₄ [i]

(130−90, 130, 75)-Net over F₄ — Digital

Digital (40, 130, 75)-net over F₄, using

net from sequence [i] based on digital (40, 74)-sequence over F₄, using
- Niederreiterâ€“Xing sequence constructionÂ II/III [i] based on function field F/F₄ with g(F) = 40 and N(F) ≥ 75, using
  - Drinfeld modules of rank 1 [i]

(130−90, 130, 286)-Net in Base 4 — Upper bound on s

There is no (40, 130, 287)-net in base 4, because

the generalized Rao bound for nets shows that 4^mÂ â‰¥ 1 880941 567699 803752 526632 242982 949615 282635 904503 232083 069403 628636 443322 083472 > 4¹³⁰ [i]