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Andrzej Grzegorczyk

Andrzej Grzegorczyk [ˈandʐɛj ɡʐɛˈɡɔrt͡ʂɨk] (22 August 1922 – 20 March 2014) was a Polish mathematician and philosopher. He is known for his work in… Expand
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Papers overview

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Highly Cited
2014
Highly Cited
2014
From the physical point of view entanglement witnesses (EWs) define a universal tool for analysis and classification of quantum… Expand
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Review
2010
Review
2010
We review the physical properties, linear and nonlin- ear optical characteristics, and phase-matching configurations of BiB3O6… Expand
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Highly Cited
2009
Highly Cited
2009
Abstract This English translation of the paper by F. Zwicky, “Die Rotverschiebung von extragalaktischen Nebeln”, Helv. Phys. Acta… Expand
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Highly Cited
2007
Highly Cited
2007
Abstract Worldwide, there has been a rapid growth in interest in rough set theory and its applications in recent years. Evidence… Expand
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Highly Cited
2007
Highly Cited
2007
In this article, we present some extensions of the rough set approach and we outline a challenge for the rough set based research… Expand
Highly Cited
2006
Highly Cited
2006
Models for understanding and controlling oscillations in the flow past a rectangular cavity are developed. These models may be… Expand
Review
2003
Review
2003
We present applications of rough set methods for feature selection in pattern recognition. We emphasize the role of the basic… Expand
2003
2003
We discuss how approximation spaces considered in the context of rough sets and information granule theory have evolved over the… Expand
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2002
2002
Applications of a simple thermal model to ultra-relativistic heavy-ion collisions are presented. We compute abundances of various… Expand
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Highly Cited
1998
Highly Cited
1998
We present an institution of observational logic suited for state-based systems specifications. The institution is based on the… Expand