MinT - Best Known (134−13, 134, s)-Nets in Base 8

Best Known (134−13, 134, s)-Nets in Base 8

(134−13, 134, 3495253)-Net over F₈ — Constructive and digital

Digital (121, 134, 3495253)-net over F₈, using

(u,Â u+v)-construction [i] based on
1. digital (30, 36, 699053)-net over F₈, using
  - net defined by OOA [i] based on linear OOA(8³⁶, 699053, F₈, 6, 6) (dual of [(699053, 6), 4194282, 7]-NRT-code), using
    - OA 3-folding and stacking [i] based on linear OA(8³⁶, 2097159, F₈, 6) (dual of [2097159, 2097123, 7]-code), using
      - constructionÂ X applied to C_e(5) âŠ‚ C_e(4) [i] based on
        linear OA(8³⁶, 2097152, F₈, 6) (dual of [2097152, 2097116, 7]-code), using an extension C_e(5) of the primitive narrow-sense BCH-code C(I) with length 2097151Â = 8⁷âˆ’1, defining interval IÂ =Â [1,5], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 6 [i]
        linear OA(8²⁹, 2097152, F₈, 5) (dual of [2097152, 2097123, 6]-code), using an extension C_e(4) of the primitive narrow-sense BCH-code C(I) with length 2097151Â = 8⁷âˆ’1, defining interval IÂ =Â [1,4], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 5 [i]
        linear OA(8⁰, 7, F₈, 0) (dual of [7, 7, 1]-code), using
        discarding factors / shortening the dual code based on linear OA(8⁰, s, F₈, 0) (dual of [s, s, 1]-code) with arbitrarily large s, using
        OA with only one run / dual of code without redundancy [i]
2. digital (85, 98, 2796200)-net over F₈, using
  - net defined by OOA [i] based on linear OOA(8⁹⁸, 2796200, F₈, 14, 13) (dual of [(2796200, 14), 39146702, 14]-NRT-code), using
    - OOA 3-folding and stacking with additional row [i] based on linear OOA(8⁹⁸, 8388601, F₈, 2, 13) (dual of [(8388601, 2), 16777104, 14]-NRT-code), using
      - discarding factors / shortening the dual code based on linear OOA(8⁹⁸, 8388602, F₈, 2, 13) (dual of [(8388602, 2), 16777106, 14]-NRT-code), using
        trace code [i] based on linear OOA(64⁴⁹, 4194301, F₆₄, 2, 13) (dual of [(4194301, 2), 8388553, 14]-NRT-code), using
        OOA 2-folding [i] based on linear OA(64⁴⁹, 8388602, F₆₄, 13) (dual of [8388602, 8388553, 14]-code), using
        discarding factors / shortening the dual code based on linear OA(64⁴⁹, large, F₆₄, 13) (dual of [large, large−49, 14]-code), using
        the expurgated narrow-sense BCH-code C(I) with length 16777217Â | 64⁸âˆ’1, defining interval IÂ =Â [0,6], and minimum distance dÂ â‰¥ |{−6,−5,…,6}|+1Â =Â 14 (BCH-bound) [i]

(134−13, 134, large)-Net over F₈ — Digital

Digital (121, 134, large)-net over F₈, using

t-expansion [i] based on digital (119, 134, large)-net over F₈, using
- 5 times m-reduction [i] based on digital (119, 139, large)-net over F₈, using
  - embedding of OOA with Gilbertâ€“VarÅ¡amov bound [i] based on linear OA(8¹³⁹, large, F₈, 20) (dual of [large, large−139, 21]-code), using
    - 2 times code embedding in larger space [i] based on linear OA(8¹³⁷, large, F₈, 20) (dual of [large, large−137, 21]-code), using
      - the primitive expurgated narrow-sense BCH-code C(I) with length 16777215Â = 8⁸âˆ’1, defining interval IÂ =Â [0,19], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 21 [i]

(134−13, 134, large)-Net in Base 8 — Upper bound on s

There is no (121, 134, large)-net in base 8, because

11 times m-reduction [i] would yield (121, 123, large)-net in base 8, but
- mutually orthogonal hypercube bound [i]

Best Known (134−13, 134, s)-Nets in Base 8

(134−13, 134, 3495253)-Net over F8 — Constructive and digital

(134−13, 134, large)-Net over F8 — Digital

(134−13, 134, large)-Net in Base 8 — Upper bound on s

(134−13, 134, 3495253)-Net over F₈ — Constructive and digital

(134−13, 134, large)-Net over F₈ — Digital