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On the potential theory of some systems of coupled PDEs
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- In this paper we study some potential theoretical properties of solutions and super-solutions of som...
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10.14712/1213-7243.2015.165
- 作 者：
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Abderrahim Aslimani
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Commentationes mathematicae Universitatis Carolinae
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A characterization of complex $L_1$-preduals via a complex barycentric mapping
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- We provide a complex version of a theorem due to Bednar and Lacey characterizing real $L_1$-preduals...
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10.14712/1213-7243.2015.151
- 作 者：
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Petr Petráček
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Commentationes mathematicae Universitatis Carolinae
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Diagonals of separately continuous functions of $n$ variables with values in strongly $\sigma$-metrizable spaces
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- We prove the result on Baire classification of mappings $fX\times Y\to Z$ which are continuous with ...
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10.14712/1213-7243.2015.152
- 作 者：
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Olena Karlova
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- 期刊标题：
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Commentationes mathematicae Universitatis Carolinae
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Some results on spaces with $\aleph_1$-calibre
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- We prove that, assuming \emph{CH}, if $X$ is a space with $\aleph_1$-calibre and a~zeroset diagonal,...
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10.14712/1213-7243.2015.154
- 作 者：
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Wei-Feng Xuan
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- 期刊标题：
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Commentationes mathematicae Universitatis Carolinae
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Moufang loops of order coprime to three that cyclically extend groups of dihedral type
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- This paper completely solves the isomorphism problem for Moufang loops $Q = GC$ where $G\unlhd Q$ is...
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10.14712/1213-7243.2015.187
- 作 者：
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Aleš Drápal
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- 期刊标题：
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Commentationes mathematicae Universitatis Carolinae
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Differences of two semiconvex functions on the real line
- 摘要：
- It is proved that real functions on $\mathbb R$ which can be represented as the difference of two se...
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10.14712/1213-7243.2015.153
- 作 者：
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Václav Kryštof
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- 期刊标题：
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Commentationes mathematicae Universitatis Carolinae
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Normability of gamma spaces
- 摘要：
- We give a full characterization of normability of Lorentz spaces $\Gamma_{w}^{p}$. This result is in...
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10.14712/1213-7243.2015.149
- 作 者：
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Filip Soudský
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- 期刊标题：
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Commentationes mathematicae Universitatis Carolinae
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On $n$-thin dense sets in powers of topological spaces
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- A subset of a product of topological spaces is called $n$-thin if every its two distinct points diff...
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10.14712/1213-7243.2015.148
- 作 者：
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Adam Bartoš
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- 期刊标题：
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Commentationes mathematicae Universitatis Carolinae
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On matrix Lie rings over a commutative ring that contain the special linear Lie ring
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- Let $K$ be an associative and commutative ring with $1$, $k$ a subring of $K$ such that $1\in k$, $n...
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10.14712/1213-7243.2015.144
- 作 者：
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Evgenii L. Bashkirov...
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- 期刊标题：
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Commentationes mathematicae Universitatis Carolinae
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Spaces with star countable extent
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- For a topological property $P$, we say that a space $X$ is star $P$ if for every open cover $\mathca...
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10.14712/1213-7243.2015.176
- 作 者：
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A. D. Rojas-Sánchez
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- 期刊标题：
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Commentationes mathematicae Universitatis Carolinae
