MinT - Best Known (178−70, 178, s)-Nets in Base 4

Best Known (178−70, 178, s)-Nets in Base 4

(178−70, 178, 130)-Net over F₄ — Constructive and digital

Digital (108, 178, 130)-net over F₄, using

t-expansion [i] based on digital (105, 178, 130)-net over F₄, using
- net from sequence [i] based on digital (105, 129)-sequence over F₄, using
  - Niederreiterâ€“Xing sequence constructionÂ II/III [i] based on function field F/F₄ with g(F) = 105 and N(F) ≥ 130, using
    - T₇ from the second tower of function fields by GarcÃa and Stichtenoth over F₄ [i]

(178−70, 178, 280)-Net over F₄ — Digital

Digital (108, 178, 280)-net over F₄, using

Gilbertâ€“VarÅ¡amov bound [i]

(178−70, 178, 5317)-Net in Base 4 — Upper bound on s

There is no (108, 178, 5318)-net in base 4, because

the generalized Rao bound for nets shows that 4^mÂ â‰¥ 147147 482895 222077 280550 421836 179605 808687 574995 337315 734272 611220 041348 265670 145989 724099 811999 680375 569580 > 4¹⁷⁸ [i]