MinT - Best Known (157−12, 157, s)-Nets in Base 8

Best Known (157−12, 157, s)-Nets in Base 8

(157−12, 157, 8388600)-Net over F₈ — Constructive and digital

Digital (145, 157, 8388600)-net over F₈, using

8¹ times duplication [i] based on digital (144, 156, 8388600)-net over F₈, using
- generalized (u,Â u+v)-construction [i] based on
  1. digital (21, 25, 2796200)-net over F₈, using
    - s-reduction based on digital (21, 25, 4194301)-net over F₈, using
      - net defined by OOA [i] based on linear OOA(8²⁵, 4194301, F₈, 4, 4) (dual of [(4194301, 4), 16777179, 5]-NRT-code), using
        appending kth column [i] based on linear OOA(8²⁵, 4194301, F₈, 3, 4) (dual of [(4194301, 3), 12582878, 5]-NRT-code), using
        OA 2-folding and stacking [i] based on linear OA(8²⁵, 8388602, F₈, 4) (dual of [8388602, 8388577, 5]-code), using
        discarding factors / shortening the dual code based on linear OA(8²⁵, large, F₈, 4) (dual of [large, large−25, 5]-code), using
        the primitive expurgated narrow-sense BCH-code C(I) with length 16777215Â = 8⁸âˆ’1, defining interval IÂ =Â [0,3], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 5 [i]
  2. digital (35, 41, 2796200)-net over F₈, using
    - s-reduction based on digital (35, 41, 2796201)-net over F₈, using
      - net defined by OOA [i] based on linear OOA(8⁴¹, 2796201, F₈, 6, 6) (dual of [(2796201, 6), 16777165, 7]-NRT-code), using
        OA 3-folding and stacking [i] based on linear OA(8⁴¹, large, F₈, 6) (dual of [large, large−41, 7]-code), using
        the primitive expurgated narrow-sense BCH-code C(I) with length 16777215Â = 8⁸âˆ’1, defining interval IÂ =Â [0,5], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 7 [i]
  3. digital (78, 90, 2796200)-net over F₈, using
    - net defined by OOA [i] based on linear OOA(8⁹⁰, 2796200, F₈, 14, 12) (dual of [(2796200, 14), 39146710, 13]-NRT-code), using
      - OOA 3-folding and stacking with additional row [i] based on linear OOA(8⁹⁰, 8388601, F₈, 2, 12) (dual of [(8388601, 2), 16777112, 13]-NRT-code), using
        discarding factors / shortening the dual code based on linear OOA(8⁹⁰, 8388602, F₈, 2, 12) (dual of [(8388602, 2), 16777114, 13]-NRT-code), using
        trace code [i] based on linear OOA(64⁴⁵, 4194301, F₆₄, 2, 12) (dual of [(4194301, 2), 8388557, 13]-NRT-code), using
        OOA 2-folding [i] based on linear OA(64⁴⁵, 8388602, F₆₄, 12) (dual of [8388602, 8388557, 13]-code), using
        discarding factors / shortening the dual code based on linear OA(64⁴⁵, large, F₆₄, 12) (dual of [large, large−45, 13]-code), using
        the primitive expurgated narrow-sense BCH-code C(I) with length 16777215Â = 64⁴âˆ’1, defining interval IÂ =Â [0,11], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 13 [i]

(157−12, 157, large)-Net over F₈ — Digital

Digital (145, 157, large)-net over F₈, using

t-expansion [i] based on digital (144, 157, large)-net over F₈, using
- 11 times m-reduction [i] based on digital (144, 168, large)-net over F₈, using
  - embedding of OOA with Gilbertâ€“VarÅ¡amov bound [i] based on linear OA(8¹⁶⁸, large, F₈, 24) (dual of [large, large−168, 25]-code), using
    - the primitive narrow-sense BCH-code C(I) with length 16777215Â = 8⁸âˆ’1, defining interval IÂ =Â [1,24], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 25 [i]

(157−12, 157, large)-Net in Base 8 — Upper bound on s

There is no (145, 157, large)-net in base 8, because

10 times m-reduction [i] would yield (145, 147, large)-net in base 8, but
- mutually orthogonal hypercube bound [i]

Best Known (157−12, 157, s)-Nets in Base 8

(157−12, 157, 8388600)-Net over F8 — Constructive and digital

(157−12, 157, large)-Net over F8 — Digital

(157−12, 157, large)-Net in Base 8 — Upper bound on s

(157−12, 157, 8388600)-Net over F₈ — Constructive and digital

(157−12, 157, large)-Net over F₈ — Digital