MinT - Best Known (172−94, 172, s)-Nets in Base 4

Best Known (172−94, 172, s)-Nets in Base 4

(172−94, 172, 104)-Net over F₄ — Constructive and digital

Digital (78, 172, 104)-net over F₄, using

t-expansion [i] based on digital (73, 172, 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]

(172−94, 172, 112)-Net over F₄ — Digital

Digital (78, 172, 112)-net over F₄, using

t-expansion [i] based on digital (73, 172, 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]

(172−94, 172, 939)-Net in Base 4 — Upper bound on s

There is no (78, 172, 940)-net in base 4, because

the generalized Rao bound for nets shows that 4^mÂ â‰¥ 36 300194 628569 840853 474340 589692 746012 459452 006015 340939 415742 502997 760755 411470 865263 983477 588860 184800 > 4¹⁷² [i]