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SUMMARY:Qinghai Zhong (University of Graz\, Austria)
DTSTART:20220525T180000Z
DTEND:20220525T182500Z
DTSTAMP:20260423T011437Z
UID:CANT2022/24
DESCRIPTION:Title: <a href="https://researchseminars.org/talk/CANT2022/24/
 ">On monoids of  weighted zero-sum sequences</a>\nby Qinghai Zhong (Univer
 sity of Graz\, Austria) as part of Combinatorial and additive number theor
 y (CANT 2022)\n\n\nAbstract\nLet $G$ be an additive finite abelian group a
 nd $\\Gamma \\subset \\operatorname{End} (G)$ be a subset of the endomorph
 ism group of $G$. A sequence $S = g_1 \\cdot \\ldots \\cdot g_{\\ell}$ ove
 r $G$ is a ($\\Gamma$-)weighted zero-sum sequence if there are $\\gamma_1\
 , \\ldots\, \\gamma_{\\ell} \\in \\Gamma$ such that $\\gamma_1 (g_1) + \\l
 dots + \\gamma_{\\ell} (g_{\\ell})=0$.  We study  algebraic and arithmetic
  properties of  monoids of weighted zero-sum sequences.\n
LOCATION:https://researchseminars.org/talk/CANT2022/24/
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