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Some results on quasi-Frobenius rings
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- We give some new characterizations of quasi-Frobenius rings by the generalized injectivity of rings....
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10.14712/1213-7243.2015.202
- 作 者：
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Zhanmin Zhu
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Commentationes mathematicae Universitatis Carolinae
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A note on the adaptive estimationof the differential entropy by wavelet methods
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- In this note we consider the estimation of the differential entropy of a~probability density functio...
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10.14712/1213-7243.2015.191
- 作 者：
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Christophe Chesneau ...
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Commentationes mathematicae Universitatis Carolinae
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On graph associated to co-ideals of commutative semirings
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- Let $R$ be a commutative semiring with non-zero identity. In this paper, we introduce and study the ...
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10.14712/1213-7243.2015.219
- 作 者：
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Yahya Talebi ; Atefe...
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- 期刊标题：
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Commentationes mathematicae Universitatis Carolinae
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Characterization of functions whose forward differences are exponential polynomials
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- Given $\\{h_1,\\cdots,h_{t}\\}$ a finite subset of $\\mathbb{R}^d$, we study the continuous complex ...
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10.14712/1213-7243.2015.224
- 作 者：
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J. M. Almira
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- 期刊标题：
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Commentationes mathematicae Universitatis Carolinae
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A note on the solutions of a second-order evolution inclusion in non separable Banach spaces
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- We consider a Cauchy problem associated to a second-order evolution inclusion in non separable Banac...
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10.14712/1213-7243.2015.215
- 作 者：
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Aurelian Cernea
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- 期刊标题：
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Commentationes mathematicae Universitatis Carolinae
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On the solvability of systems of linear equations over the ring $\\mathbb{Z}$ of integers
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- We investigate the question whether \\emph{a system $(E_i)_{i\\in I}$ of homogeneous linear equation...
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10.14712/1213-7243.2015.207
- 作 者：
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Horst Herrlich ; Ele...
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- 期刊标题：
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Commentationes mathematicae Universitatis Carolinae
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On a nonlinear Peetre\'s theorem in full Colombeau algebras
- 摘要：
- We adapt a nonlinear version of Peetre\'s theorem on local operators in order to investigate represe...
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10.14712/1213-7243.2015.197
- 作 者：
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E. A. Nigsch
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- 期刊标题：
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Commentationes mathematicae Universitatis Carolinae
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Symmetric linear operator identities in quasigroups
- 摘要：
- Let $G$ be a quasigroup. Associativity of the operation on $G$ can be expressed by the symbolic iden...
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10.14712/1213-7243.2015.222
- 作 者：
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Reza Akhtar
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- 期刊标题：
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Commentationes mathematicae Universitatis Carolinae
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Absolute continuity with respect to a subset of an interval
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- The aim of this paper is to introduce a generalization of the classical absolute continuity to a rel...
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10.14712/1213-7243.2015.213
- 作 者：
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Lucie Loukotov\xc3\x...
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- 期刊标题：
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Commentationes mathematicae Universitatis Carolinae
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On the Infinite Loch Ness monster
- 摘要：
- In this paper we introduce the topological surface called \\emph{Infinite Loch Ness monster\\/}, dis...
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10.14712/1213-7243.2015.227
- 作 者：
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John A. Arredondo ; ...
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- 期刊标题：
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Commentationes mathematicae Universitatis Carolinae
