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Dive into the research topics where Sándor Radeleczki is active.

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Featured researches published by Sándor Radeleczki.


Algebra Universalis | 2011

Representation of Nelson algebras by rough sets determined by quasiorders

Jouni Järvinen; Sándor Radeleczki

In this paper, we show that every quasiorder R induces a Nelson algebra


Studia Logica | 2013

Information Completeness in Nelson Algebras of Rough Sets Induced by Quasiorders

Jouni Järvinen; Piero Pagliani; Sándor Radeleczki


Acta Mathematica Hungarica | 2003

On tolerance lattices of algebras in congruence modular varieties

Gábor Czédli; Eszter K. Horváth; Sándor Radeleczki

{{\mathbb R}{\mathbb S}}


International Journal of Approximate Reasoning | 2014

Rough sets determined by tolerances

Jouni Järvinen; Sándor Radeleczki


Mathematica Slovaca | 2013

EXTENT PARTITIONS AND CONTEXT EXTENSIONS

Bernhard Ganter; Attila Körei; Sándor Radeleczki

such that the underlying rough set lattice RS is algebraic. We note that


Order | 2005

Linear Orders on General Algebras

Sándor Radeleczki; Jenő Szigeti


Fundamenta Informaticae | 2015

Tolerances Induced by Irredundant Coverings

Jouni Järvinen; Sándor Radeleczki

{{\mathbb R}{\mathbb S}}


Order | 2011

The Lattice of Compatible Quasiorders of Acyclic Monounary Algebras

Danica Jakubíková-Studenovská; Reinhard Pöschel; Sándor Radeleczki


Fundamenta Informaticae | 2014

Monteiro Spaces and Rough Sets Determined by Quasiorder Relations: Models for Nelson algebras

Jouni Järvinen; Sándor Radeleczki

is a three-valued Łukasiewicz algebra if and only if R is an equivalence. Our main result says that if


Journal of The Australian Mathematical Society | 2012

IRREDUCIBLE QUASIORDERS OF MONOUNARY ALGEBRAS

Danica Jakubíková-Studenovská; Reinhard Pöschel; Sándor Radeleczki

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Jouni Järvinen

Turku Centre for Computer Science

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Reinhard Pöschel

Dresden University of Technology

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Stephan Foldes

Tampere University of Technology

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Wojciech Dzik

University of Silesia in Katowice

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