MinT - Best Known (243−166, 243, s)-Nets in Base 4

Best Known (243−166, 243, s)-Nets in Base 4

(243−166, 243, 104)-Net over F₄ — Constructive and digital

Digital (77, 243, 104)-net over F₄, using

t-expansion [i] based on digital (73, 243, 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]

(243−166, 243, 112)-Net over F₄ — Digital

Digital (77, 243, 112)-net over F₄, using

t-expansion [i] based on digital (73, 243, 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]

(243−166, 243, 546)-Net in Base 4 — Upper bound on s

There is no (77, 243, 547)-net in base 4, because

the generalized Rao bound for nets shows that 4^mÂ â‰¥ 228 016602 893577 532855 639240 112297 719493 102496 818322 177119 020650 270925 005241 527468 136220 119728 894131 869233 287829 164748 842316 963942 726018 644070 096064 > 4²⁴³ [i]