MinT - Best Known (134−13, 134, s)-Nets in Base 9

Best Known (134−13, 134, s)-Nets in Base 9

(134−13, 134, 4390525)-Net over F₉ — Constructive and digital

Digital (121, 134, 4390525)-net over F₉, using

(u,Â u+v)-construction [i] based on
1. digital (30, 36, 1594325)-net over F₉, using
  - net defined by OOA [i] based on linear OOA(9³⁶, 1594325, F₉, 6, 6) (dual of [(1594325, 6), 9565914, 7]-NRT-code), using
    - OA 3-folding and stacking [i] based on linear OA(9³⁶, 4782975, F₉, 6) (dual of [4782975, 4782939, 7]-code), using
      - discarding factors / shortening the dual code based on linear OA(9³⁶, 4782976, F₉, 6) (dual of [4782976, 4782940, 7]-code), using
        constructionÂ X applied to C_e(5) âŠ‚ C_e(4) [i] based on
        linear OA(9³⁶, 4782969, F₉, 6) (dual of [4782969, 4782933, 7]-code), using an extension C_e(5) of the primitive narrow-sense BCH-code C(I) with length 4782968Â = 9⁷âˆ’1, defining interval IÂ =Â [1,5], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 6 [i]
        linear OA(9²⁹, 4782969, F₉, 5) (dual of [4782969, 4782940, 6]-code), using an extension C_e(4) of the primitive narrow-sense BCH-code C(I) with length 4782968Â = 9⁷âˆ’1, defining interval IÂ =Â [1,4], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 5 [i]
        linear OA(9⁰, 7, F₉, 0) (dual of [7, 7, 1]-code), using
        discarding factors / shortening the dual code based on linear OA(9⁰, s, F₉, 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 F₉, using
  - net defined by OOA [i] based on linear OOA(9⁹⁸, 2796200, F₉, 14, 13) (dual of [(2796200, 14), 39146702, 14]-NRT-code), using
    - OOA 3-folding and stacking with additional row [i] based on linear OOA(9⁹⁸, 8388601, F₉, 2, 13) (dual of [(8388601, 2), 16777104, 14]-NRT-code), using
      - discarding factors / shortening the dual code based on linear OOA(9⁹⁸, 8388602, F₉, 2, 13) (dual of [(8388602, 2), 16777106, 14]-NRT-code), using
        trace code [i] based on linear OOA(81⁴⁹, 4194301, F₈₁, 2, 13) (dual of [(4194301, 2), 8388553, 14]-NRT-code), using
        OOA 2-folding [i] based on linear OA(81⁴⁹, 8388602, F₈₁, 13) (dual of [8388602, 8388553, 14]-code), using
        discarding factors / shortening the dual code based on linear OA(81⁴⁹, large, F₈₁, 13) (dual of [large, large−49, 14]-code), using
        the expurgated narrow-sense BCH-code C(I) with length 21523361Â | 81⁸âˆ’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 F₉ — Digital

Digital (121, 134, large)-net over F₉, using

t-expansion [i] based on digital (117, 134, large)-net over F₉, using
- 3 times m-reduction [i] based on digital (117, 137, large)-net over F₉, using
  - embedding of OOA with Gilbertâ€“VarÅ¡amov bound [i] based on linear OA(9¹³⁷, large, F₉, 20) (dual of [large, large−137, 21]-code), using
    - the expurgated narrow-sense BCH-code C(I) with length 21523360Â | 9⁸âˆ’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 9 — Upper bound on s

There is no (121, 134, large)-net in base 9, because

11 times m-reduction [i] would yield (121, 123, large)-net in base 9, but
- mutually orthogonal hypercube bound [i]

Best Known (134−13, 134, s)-Nets in Base 9

(134−13, 134, 4390525)-Net over F9 — Constructive and digital

(134−13, 134, large)-Net over F9 — Digital

(134−13, 134, large)-Net in Base 9 — Upper bound on s

(134−13, 134, 4390525)-Net over F₉ — Constructive and digital

(134−13, 134, large)-Net over F₉ — Digital