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1

Sobolev Spaces of Fractional Order, Nemytskij Operators, and Nonlinear Partial Differential Equations () || Chapter 5 Nemytskij operators in spaces of Besov-Triebel-Lizorkin type

Runst, Thomas, Sickel, Winfried

Year:

1996

Language:

english

File:

PDF, 4.03 MB

english, 1996

2

Entropy numbers of Sobolev embeddings of radial Besov spaces

Thomas Kühn, Hans-Gerd Leopold, Winfried Sickel, Leszek Skrzypczak

Journal:

Journal of Approximation Theory

Year:

2003

Language:

english

File:

PDF, 294 KB

english, 2003

3

An optimal symbolic calculus on Besov algebras

Gérard Bourdaud, Madani Moussai, Winfried Sickel

Journal:

Annales de l'Institut Henri Poincare (C) Non Linear Analysis

Year:

2006

Language:

english

File:

PDF, 165 KB

english, 2006

4

Composition operators on Lizorkin–Triebel spaces

Gérard Bourdaud, Madani Moussai, Winfried Sickel

Journal:

Journal of Functional Analysis

Year:

2010

Language:

english

File:

PDF, 285 KB

english, 2010

5

A direct proof of Sobolev embeddings for quasi-homogeneous Lizorkin–Triebel spaces with mixed norms

Johnsen, Jon, Sickel, Winfried

Journal:

Journal of Function Spaces and Applications

Year:

2007

Language:

english

File:

PDF, 1.91 MB

english, 2007

6

A necessary condition for composition in Besov spaces

Bourdaud, Gérard, Moussai, Madani, Sickel, Winfried

Journal:

Complex Variables and Elliptic Equations

Year:

2019

Language:

english

File:

PDF, 1.45 MB

english, 2019

7

On Strong Summability of Jacobi-Fourier-Expansions and Smoothness Properties of Functions

Thomas Runst, Winfried Sickel

Journal:

Mathematische Nachrichten

Year:

1980

Language:

english

File:

PDF, 390 KB

english, 1980

8

On Strong Summability of Multiple Fourier Series and Approximation of Periodic Functions

Hans-Jürgen Schmeisser, Winfried Sickel

Journal:

Mathematische Nachrichten

Year:

1987

Language:

english

File:

PDF, 1.07 MB

english, 1987

9

Several Types of Intermediate Besov-Orlicz Spaces

Luboš Pick, Winfried Sickel

Journal:

Mathematische Nachrichten

Year:

1993

Language:

english

File:

PDF, 881 KB

english, 1993

10

Changes of Variable in Besov Spaces

Gerard Bourdaud, Winfried Sickel

Journal:

Mathematische Nachrichten

Year:

1999

Language:

english

File:

PDF, 797 KB

english, 1999

11

On the trace problem for Lizorkin–Triebel spaces with mixed norms

Jon Johnsen, Winfried Sickel

Journal:

Mathematische Nachrichten

Year:

2008

Language:

english

File:

PDF, 360 KB

english, 2008

12

Traces of vector-valued Sobolev spaces

Benjamin Scharf, Hans-Jürgen Schmeißer, Winfried Sickel

Journal:

Mathematische Nachrichten

Year:

2012

Language:

english

File:

PDF, 318 KB

english, 2012

13

Superposition operators and functions of bounded p-variation II

Gérard Bourdaud, Massimo Lanza de Cristoforis, Winfried Sickel

Journal:

Nonlinear Analysis: Theory, Methods & Applications

Year:

2005

Language:

english

File:

PDF, 374 KB

english, 2005

14

Entropy Numbers of Embeddings of Weighted Besov Spaces

Thomas Kuhn, Hans-Gerd Leopold, Winfried Sickel, Leszek Skrzypczak

Journal:

Constructive Approximation

Year:

2005

Language:

english

File:

PDF, 197 KB

english, 2005

15

Hyperbolic equations, function spaces with exponential weights and Nemytskij operators

Gérard Bourdaud, Michael Reissig, Winfried Sickel

Journal:

Annali di Matematica Pura ed Applicata (1923 -)

Year:

2003

Language:

english

File:

PDF, 451 KB

english, 2003

16

A remark on orthonormal bases of compactly supported wavelets in Triebel-Lizorkin spaces. The case 0

Winfried Sickel

Journal:

Archiv der Mathematik

Year:

1991

Language:

english

File:

PDF, 377 KB

english, 1991

17

Composition operators acting on Besov spaces on the real line

Bourdaud, Gérard, Moussai, Madani, Sickel, Winfried

Journal:

Annali di Matematica Pura ed Applicata (1923 -)

Year:

2014

Language:

english

File:

PDF, 398 KB

english, 2014

18

Approximation numbers of Sobolev embeddings—Sharp constants and tractability

Kühn, Thomas, Sickel, Winfried, Ullrich, Tino

Journal:

Journal of Complexity

Year:

2014

Language:

english

File:

PDF, 451 KB

english, 2014

19

Sobolev Spaces of Fractional Order, Nemytskij Operators, and Nonlinear Partial Differential Equations () || Index

Runst, Thomas, Sickel, Winfried

Year:

1996

Language:

english

File:

PDF, 91 KB

english, 1996

20

Optimal approximation of multivariate periodic Sobolev functions in the sup-norm

Cobos, Fernando, Kühn, Thomas, Sickel, Winfried

Journal:

Journal of Functional Analysis

Year:

2016

Language:

english

File:

PDF, 366 KB

english, 2016

21

Pointwise multipliers for Sobolev and Besov spaces of dominating mixed smoothness

Nguyen, Van Kien, Sickel, Winfried

Journal:

Journal of Mathematical Analysis and Applications

Year:

2017

Language:

english

File:

PDF, 535 KB

english, 2017

22

Pointwise multipliers of Besov spaces of smoothness zero and spaces of continuous functions

Koch, Herbert, Sickel, Winfried

Journal:

Revista Matemática Iberoamericana

Year:

2002

Language:

english

File:

PDF, 295 KB

english, 2002

23

Superposition operators and functions of bounded p-variation

Bourdaud, Gérard, Lanza de Cristoforis, Massimo, Sickel, Winfried

Journal:

Revista Matemática Iberoamericana

Year:

2006

Language:

english

File:

PDF, 277 KB

english, 2006

24

Periodic Spaces and Relations to Strong Summability of Multiple FOURIER Series

Winfried Sickel

Journal:

Mathematische Nachrichten

Year:

1985

Language:

english

File:

PDF, 1.05 MB

english, 1985

25

Towards sharp superposition theorems in Besov and Lizorkin–Triebel spaces

Gérard Bourdaud, Madani Moussai, Winfried Sickel

Journal:

Nonlinear Analysis: Theory, Methods & Applications

Year:

2008

Language:

english

File:

PDF, 517 KB

english, 2008

26

Spaces of functions of mixed smoothness and approximation from hyperbolic crosses

Hans-Jürgen Schmeisser, Winfried Sickel

Journal:

Journal of Approximation Theory

Year:

2004

Language:

english

File:

PDF, 406 KB

english, 2004

27

Best -term approximation and Lizorkin–Triebel spaces

Markus Hansen, Winfried Sickel

Journal:

Journal of Approximation Theory

Year:

2011

Language:

english

File:

PDF, 395 KB

english, 2011

28

Optimal approximation of elliptic problems by linear and nonlinear mappings II

Stephan Dahlke, Erich Novak, Winfried Sickel

Journal:

Journal of Complexity

Year:

2006

Language:

english

File:

PDF, 545 KB

english, 2006

29

Characterization of Besov-Triebel-Lizorkin spaces via approximation by Whittaker's cardinal series and related unconditional Schauder bases

Winfried Sickel

Journal:

Constructive Approximation

Year:

1992

Language:

english

File:

PDF, 674 KB

english, 1992

30

On pointwise multipliers forFp, qs(ℝn) in caseσp, q

Winfried Sickel

Journal:

Annali di Matematica Pura ed Applicata (1923 -)

Year:

1999

Language:

english

File:

PDF, 1.67 MB

english, 1999

31

Radial subspaces of Besov and Lizorkin-Triebel classes: Extended strauss lemma and compactness of embeddings

Winfried Sickel, Leszek Skrzypczak

Journal:

Journal of Fourier Analysis and Applications

Year:

2000

Language:

english

File:

PDF, 1.13 MB

english, 2000

32

Entropy numbers of embeddings of weighted Besov spaces III. Weights of logarithmic type

Thomas Kühn, Hans-Gerd Leopold, Winfried Sickel, Leszek Skrzypczak

Journal:

Mathematische Zeitschrift

Year:

2007

Language:

english

File:

PDF, 223 KB

english, 2007

33

Traces of functions with a dominating mixed derivative in ℝ3

Jan Vybíral, Winfried Sickel

Journal:

Czechoslovak Mathematical Journal

Year:

2007

Language:

english

File:

PDF, 362 KB

english, 2007

34

Tensor products of Sobolev–Besov spaces and applications to approximation from the hyperbolic cross

Winfried Sickel, Tino Ullrich

Journal:

Journal of Approximation Theory

Year:

2009

Language:

english

File:

PDF, 1.34 MB

english, 2009

35

Optimal approximation of elliptic problems by linear and nonlinear mappings I

Stephan Dahlke, Erich Novak, Winfried Sickel

Journal:

Journal of Complexity

Year:

2006

Language:

english

File:

PDF, 261 KB

english, 2006

36

Optimal approximation of elliptic problems by linear and nonlinear mappings III: Frames

Stephan Dahlke, Erich Novak, Winfried Sickel

Journal:

Journal of Complexity

Year:

2007

Language:

english

File:

PDF, 371 KB

english, 2007

37

Optimal approximation of elliptic problems by linear and nonlinear mappings IV: Errors in and other norms

Stephan Dahlke, Erich Novak, Winfried Sickel

Journal:

Journal of Complexity

Year:

2010

Language:

english

File:

PDF, 2.20 MB

english, 2010

38

Interpolation on Sparse Grids and Tensor Products of Nikol'skij–Besov Spaces

Winfried Sickel, Frauke Sprengel

Journal:

Journal of Computational Analysis and Applications

Year:

1999

Language:

english

File:

PDF, 906 KB

english, 1999

39

On strong summability of multiple Fourier series and smoothness properties of functions

Hans -Jürgen Schmeißer, Winfried Sickel

Journal:

Analysis Mathematica

Year:

1982

Language:

english

File:

PDF, 649 KB

english, 1982

40

On the Interplay of Regularity and Decay in Case of Radial Functions II. Homogeneous Spaces

Winfried Sickel, Leszek Skrzypczak

Journal:

Journal of Fourier Analysis and Applications

Year:

2012

Language:

english

File:

PDF, 669 KB

english, 2012

41

Bestm-Term Approximation and Sobolev–Besov Spaces of Dominating Mixed Smoothness—the Case of Compact Embeddings

Markus Hansen, Winfried Sickel

Journal:

Constructive Approximation

Year:

2012

Language:

english

File:

PDF, 1.41 MB

english, 2012

42

On Besov regularity of solutions to nonlinear elliptic partial differential equations

Dahlke, Stephan, Sickel, Winfried

Journal:

Revista Matemática Complutense

Year:

2013

Language:

english

File:

PDF, 1.06 MB

english, 2013

43

ENTROPY NUMBERS OF EMBEDDINGS OF WEIGHTED BESOV SPACES. II

Kühn, Thomas, Leopold, Hans-Gerd, Sickel, Winfried, Skrzypczak, Leszek

Journal:

Proceedings of the Edinburgh Mathematical Society

Year:

2006

Language:

english

File:

PDF, 288 KB

english, 2006

44

On the coincidence of certain approaches to smoothness spaces related to Morrey spaces

Yuan, Wen, Sickel, Winfried, Yang, Dachun

Journal:

Mathematische Nachrichten

Year:

2013

Language:

english

File:

PDF, 247 KB

english, 2013

45

Compact embeddings of radial and subradial subspaces of some Besov-type spaces related to Morrey spaces

Yuan, Wen, Sickel, Winfried, Yang, Dachun

Journal:

Journal of Approximation Theory

Year:

2013

Language:

english

File:

PDF, 281 KB

english, 2013

46

Strong summability of Fourier series and Morrey spaces

Sautbekova, Merey, Sickel, Winfried

Journal:

Analysis Mathematica

Year:

2014

Language:

english

File:

PDF, 345 KB

english, 2014

47

Subradial functions and compact embeddings

Sickel, Winfried, Skrzypczak, Leszek

Journal:

Proceedings of the Steklov Institute of Mathematics

Year:

2014

Language:

english

File:

PDF, 1.31 MB

english, 2014

48

Complex interpolation of weighted Besov and Lizorkin-Triebel spaces

Sickel, Winfried, Skrzypczak, Leszek, Vybíral, Jan

Journal:

Acta Mathematica Sinica, English Series (Springer)

Year:

2014

Language:

english

File:

PDF, 378 KB

english, 2014

49

Spline interpolation on sparse grids

Sickel, Winfried, Ullrich, Tino

Journal:

Applicable Analysis

Year:

2011

Language:

english

File:

PDF, 379 KB

english, 2011

50

ON THE INTERPLAY OF REGULARITY AND DECAY IN CASE OF RADIAL FUNCTIONS I: INHOMOGENEOUS SPACES

SICKEL, WINFRIED, SKRZYPCZAK, LESZEK, VYBIRAL, JAN

Journal:

Communications in Contemporary Mathematics

Year:

2012

Language:

english

File:

PDF, 1.05 MB

english, 2012

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