Articles with "theorems signed" as a keyword



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Direct and inverse theorems on signed sumsets of integers

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Published in 2019 at "Journal of Number Theory"

DOI: 10.1016/j.jnt.2018.09.005

Abstract: Let $G$ be an additive abelian group and $h$ be a positive integer. For a nonempty finite subset $A=\{a_0, a_1,\ldots, a_{k-1}\}$ of $G$, we let \[h_{\underline{+}}A:=\{\Sigma_{i=0}^{k-1}\lambda_{i} a_{i}: (\lambda_{0}, \ldots, \lambda_{k-1}) \in \mathbb{Z}^{k},~ \Sigma_{i=0}^{k-1}|\lambda_{i}|=h \},\] be… read more here.

Keywords: theorems signed; direct inverse; sumsets integers; signed sumsets ... See more keywords