MinT - Best Known (156−80, 156, s)-Nets in Base 4

Best Known (156−80, 156, s)-Nets in Base 4

(156−80, 156, 104)-Net over F₄ — Constructive and digital

Digital (76, 156, 104)-net over F₄, using

t-expansion [i] based on digital (73, 156, 104)-net over F₄, using
- net from sequence [i] based on digital (73, 103)-sequence over F₄, using
  - Niederreiterâ€“Xing sequence constructionÂ II/III [i] based on function field F/F₄ with g(F) = 73 and N(F) ≥ 104, using
    - F₆ from the tower of function fields by GarcÃa and Stichtenoth over F₄ [i]

(156−80, 156, 112)-Net over F₄ — Digital

Digital (76, 156, 112)-net over F₄, using

t-expansion [i] based on digital (73, 156, 112)-net over F₄, using
- net from sequence [i] based on digital (73, 111)-sequence over F₄, using
  - Niederreiterâ€“Xing sequence constructionÂ II/III [i] based on function field F/F₄ with g(F) = 73 and N(F) ≥ 112, using
    - Drinfeld modules of rank 1 [i]

(156−80, 156, 1138)-Net in Base 4 — Upper bound on s

There is no (76, 156, 1139)-net in base 4, because

the generalized Rao bound for nets shows that 4^mÂ â‰¥ 8369 226255 872403 918020 274159 535773 532063 654961 560295 488983 342380 509009 726749 662558 361410 849710 > 4¹⁵⁶ [i]