Author

Krzysztof Stempak

Observed names: K. Stempak, Krzysztof STEMPAK, Stempak, Krzysztof

Observed institutions: Opole University of Technology, Wrocław University of Science and Technology, University of Georgia, Universidad de La Rioja, University of Wrocław, Institute of Mathematics, Polish Academy of Sciences

ORCID: 0000-0002-9422-5387

Observed ORCID: 0000-0002-9422-5387

OpenAlex ID: A5000126125

Poisson integrals and Riesz transforms for Hermite function expansions with weights

2003 · Krzysztof Stempak, José Luis Torrea · Journal of Functional Analysis · 129

On quasi-metric and metric spaces

2009 · Maciej Paluszyński, Krzysztof Stempak · Proceedings of the American Mathematical Society · 79

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Cesàro averaging operators

1994 · Krzysztof Stempak · Proceedings of the Royal Society of Edinburgh Section A Mathematics · 62

Riesz transforms for multi-dimensional Laguerre function expansions

2007 · Adam Nowak, Krzysztof Stempak · Advances in Mathematics · 58

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A Weak-Type Estimate for Fourier-Bessel Multipliers

1989 · John Gosselin, Krzysztof Stempak · Proceedings of the American Mathematical Society · 53

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Weighted estimates for the Hankel transform transplantation operator

2006 · Adam Nowak, Krzysztof Stempak · Tohoku Mathematical Journal · 47

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Almost everywhere summability of Laguerre series. II

1992 · K. Stempak · Studia Mathematica · 45

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Riesz transforms and conjugacy for Laguerre function expansions of Hermite type

2007 · Adam Nowak, Krzysztof Stempak · Journal of Functional Analysis · 43

Almost everywhere summability of Laguerre series

1991 · Krzysztof Stempak · Studia Mathematica · 43

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Heat-diffusion and Poisson integrals for Laguerre expansions

1994 · Krzysztof Stempak · Tohoku Mathematical Journal · 38

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L2-Theory of Riesz Transforms for Orthogonal Expansions

2006 · Adam Nowak, Krzysztof Stempak · Journal of Fourier Analysis and Applications · 37

Mean Summability Methods for Laguerre Series

1990 · Krzysztof Stempak · Transactions of the American Mathematical Society · 37

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Relating multipliers and transplantation for Fourier-Bessel expansions and Hankel transform

2001 · Jorge J. Betancor, Krzysztof Stempak · Tohoku Mathematical Journal · 35

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On g-functions for Hermite function expansions

2005 · Krzysztof Stempak, José Luis Torrea · Acta Mathematica Academiae Scientiarum Hungaricae · 34

Riesz transforms for the Dunkl harmonic oscillator

2008 · Adam Nowak, Krzysztof Stempak · Mathematische Zeitschrift · 33

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An algebra associated with the generalized sublaplacian

1988 · Krzysztof Stempak · Studia Mathematica · 33

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Higher Riesz transforms and imaginary powers associated to the harmonic oscillator

2006 · Krzysztof Stempak, José Luis Torrea · Acta Mathematica Academiae Scientiarum Hungaricae · 28

A weighted uniform $L^{p}$--estimate of Bessel functions: A note on a paper of Guo

2000 · Krzysztof Stempak · Proceedings of the American Mathematical Society · 26

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BMO results for operators associated to Hermite expansions

2005 · Krzysztof Stempak, José Luis Torrea · Illinois Journal of Mathematics · 25

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Twisted convolution and Riesz means

1998 · Krzysztof Stempak, Jacek Zienkiewicz · Journal d Analyse Mathématique · 25

Fractional integration for Laguerre expansions

1995 · George Gasper, Krzysztof Stempak, et al. · Methods and Applications of Analysis · 25

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On convergence and divergence of Fourier-Bessel series.

2002 · Krzysztof Stempak · ETNA - Electronic Transactions on Numerical Analysis · 24

On $L^{p}$-contractivity of Laguerre semigroups

2012 · Adam Nowak, Krzysztof Stempak · Illinois Journal of Mathematics · 23

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Relating transplantation and multipliers for Dunkl and Hankel transforms

2008 · Adam Nowak, Krzysztof Stempak · Mathematische Nachrichten · 22

On weighted transplantation and multipliers for Laguerre expansions

1994 · Krzysztof Stempak, Walter Trebels · Mathematische Annalen · 22

Works count: 105

Citation count: 1,454

H-index: 23

I10-index: 44