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image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Abhandlungen aus dem...arrow_drop_down
image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
Abhandlungen aus dem Mathematischen Seminar der Universität Hamburg
Article . 2003 . Peer-reviewed
License: Springer TDM
Data sources: Crossref
image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
zbMATH Open
Article . 2003
Data sources: zbMATH Open
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Forcing linearity numbers of semicyclic modules over commutative Noetherian rings

Authors: Moch Ryan, A.;

Forcing linearity numbers of semicyclic modules over commutative Noetherian rings

Abstract

Given a module \(V\) over a commutative ring \(R\), a function \(f:V\rightarrow V\) is said to be ``homogeneous'' if \(f(rv) = rf(v)\) for all \(r\in R\) and all \(v\in V\) and \(M_R(V)\) denotes the set of all such functions. Clearly \(M_R(V)\) is contained in \(\text{End}_R(V)\), the set of module endomorphisms on \(V\). This paper looks at how close these two sets are in the case where \(R\) is Noetherian and \(V\) is semicyclic, meaning that \(V\) is decomposable as a direct sum of cyclic submodules. This closeness is measured by the ``forcing linearity number'' as defined by \textit{C. J. Maxson} and \textit{J. H. Meyer} [J. Algebra 223, 190--207 (2000; Zbl 0953.16034)], based on the minimum number of submodules of \(V\) on which there is a homogeneous \(f\) which is not linear. The author here extends some results for finitely generated modules obtained by \textit{C. J. Maxson} and \textit{A. B. Van der Merwe} [Rocky Mt. J. Math. 35, 929--939 (2005; Zbl 1098.13020)] to the non-finitely generated case, as well as other recent results by Maxson and Meyer.

Related Organizations
Keywords

Noetherian ring, Structure, classification theorems for modules and ideals in commutative rings, homogeneous function, linearity of endomorphism, Morphisms of commutative rings, Commutative Noetherian rings and modules, cyclic submodule

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selected citations
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This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
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