Kristian Seip
About
Kristian Seip (1962) is a Professor at the Department of Mathematical Sciences since 1993. He has been Department Chair (1997 – 2001) and Vice Dean for Education at the Faculty of Information Technology, Mathematics and Electrical Engineering (2006 – 2012). He is a member of the Analysis Group. Professor Seip has a MSc, and a PhD both from NTNU. His research areas are analysis and analytic number theory.
Fellowships/memberships
- Academia Europeae, elected member 2025
- Inaugural Fellow of the American Mathematical Society 2012
- The Norwegian Academy of Science and Letters (DNVA), elected member 2005
- The Royal Norwegian Society of Sciences and Letters (DKNVS), elected member 2001
- Norwegian Academy of the Technological Sciences (NTVA), elected member 1999
Honors and Awards
- Frontiers of Science Award for the paper "Large Greatest Common Divisor Sums and Extreme Values of the Riemann Zeta Function" (shared with Andriy Bondarenko) 2024
- Doctor Honoris Causa from Universitat de Barcelona 2024
- European Mathematical Society Lecturer 2012
- Invited Speaker International Congress of Mathematicians 1998
Leadership of research projects with external funding
- Co-leader (with Yurii Lyubarskii) of the 2012–2013 program “Operator-Related Function Theory and Time-Frequency Analysis”, Centre for Advanced Study, Norwegian Academy of Science and Letters, Oslo
- PI of several projects funded by the Research Council of Norway (RCN), including “Nonlinear Problems in Mathematical Analysis” (2008–2013), “Dirichlet Series and Analysis on Polydiscs” (2013–2018), the FRIPRO/Toppforsk project "Combinatorial Methods in Analysis" (2018–2022), and the FRIPRO project "Fourier Methods and Multiplicative Analysis" (2023-2028).
- Node Coordinator of EU Research Training Network “Classical Analysis, Operator Theory, Geometry of Banach Spaces, Their Interplay and Their Applications”, 2000–2004.
Publications
2026
-
Bondarenko, Andrii;
Ortega-Cerdà, Joaquim;
Radchenko, Danylo;
Seip, Kristian.
(2026)
Recent Advances in Approximation and Potential Theory: In Honor of Edward Saff | Springer Nature Link (formerly SpringerLink).
Springer Nature
Springer Nature
Academic anthology/Conference proceedings
2024
-
Brevig, Ole Fredrik;
Chirre, Andrés;
Ortega-Cerdà, Joaquim;
Seip, Kristian.
(2024)
Point evaluation in Paley–Wiener spaces.
Journal d'Analyse Mathematique
Academic article
-
Brevig, Ole Fredrik;
Seip, Kristian.
(2024)
The norm of the backward shift on H1 is 2/sqrt(3).
Pure and Applied Functional Analysis
Academic article
-
Brevig, Ole Fredrik;
Seip, Kristian.
(2024)
Maximal norm Hankel operators.
Journal of Mathematical Analysis and Applications
Academic article
-
Brevig, Ole Fredrik;
Llinares, Adrián;
Seip, Kristian.
(2024)
Critical Exponents of the Riesz Projection.
Computational methods in Function Theory
Academic article
2023
-
Brevig, Ole Fredrik;
Ortega-Cerdà, Joaquim;
Seip, Kristian.
(2023)
Hilbert points in Hardy spaces.
St. Petersburg Mathematical Journal
Academic article
-
Bondarenko, Andrii;
Darbar, Pranendu;
Hagen, Markus Valås;
Heap, Paul Winston;
Seip, Kristian.
(2023)
A dichotomy for extreme values of zeta and Dirichlet L-functions.
Bulletin of the London Mathematical Society
Academic article
2022
-
Bondarenko, Andrii;
Radchenko, Danylo;
Seip, Kristian.
(2022)
Fourier Interpolation with Zeros of Zeta and L-Functions.
Constructive approximation
Academic article
-
Konyagin, Sergei;
Queffelec, Herve;
Saksman, Eero;
Seip, Kristian.
(2022)
Riesz projection and bounded mean oscillation for Dirichlet series.
Studia Mathematica
Academic article
2021
-
Brevig, Ole Fredrik;
Ortega-Cerdà, Joaquim;
Seip, Kristian.
(2021)
Idempotent Fourier multipliers acting contractively on H^p spaces.
Geometric and Functional Analysis
Academic article
-
Brevig, Ole Fredrik;
Ortega-Cerdà, Joaquim;
Seip, Kristian.
(2021)
A converse to the Schwarz lemma for planar harmonic maps.
Journal of Mathematical Analysis and Applications
Academic article
2020
-
Saias, Eric;
Seip, Kristian.
(2020)
A footnote to a theorem Halász.
Functiones et Approximatio Commentarii Mathematici
Academic article
-
Seip, Kristian.
(2020)
Universality and distribution of zeros and poles of some zeta functions.
Journal d'Analyse Mathematique
Academic article
2019
-
Brevig, Ole Fredrik;
Perfekt, Karl-Mikael;
Seip, Kristian.
(2019)
Volterra operators on Hardy spaces of Dirichlet series.
Journal für die Reine und Angewandte Mathematik
Academic article
-
Bondarenko, Andrii;
Brevig, Ole Fredrik;
Saksman, Eero;
Seip, Kristian.
(2019)
Linear space properties of H^p spaces of Dirichlet series.
Transactions of the American Mathematical Society
Academic article
2018
-
Gesztesy, Fritz;
Hanche-Olsen, Harald;
Jakobsen, Espen Robstad;
Lyubarskii, Yurii;
Risebro, Nils Henrik;
Seip, Kristian.
(2018)
Non-linear Partial Differential Equations, Mathematical Physics, and Stochastic Analysis: The Helge Holden Anniversary Volume.
European Mathematical Society (EMS) Press
European Mathematical Society (EMS) Press
Academic anthology/Conference proceedings
-
Bondarenko, Andrii;
Brevig, Ole Fredrik;
Saksman, Eero;
Seip, Kristian;
Zhao, Jing.
(2018)
Pseudomoments of the Riemann zeta function.
Bulletin of the London Mathematical Society
Academic article
-
Brevig, Ole Fredrik;
Ortega-Cerdà, Joaquim;
Seip, Kristian;
Zhao, Jing.
(2018)
Contractive inequalities for Hardy spaces.
Functiones et Approximatio Commentarii Mathematici
Academic article
-
Bondarenko, Andrii;
Seip, Kristian.
(2018)
Note on the resonance method for the Riemann zeta function.
Operator Theory: Advances and Applications
Academic article
-
Bondarenko, Andrii;
Seip, Kristian.
(2018)
Extreme values of the Riemann zeta function and its argument.
Mathematische Annalen
Academic article
2017
-
Bondarenko, Andrii;
Seip, Kristian.
(2017)
Large greatest common divisor sums and extreme values of the Riemann zeta function.
Duke mathematical journal
Academic article
2016
-
Bondarenko, Andrii;
Hilberdink, Titus;
Seip, Kristian.
(2016)
Gal-type GCD sums beyond the critical line.
Journal of Number Theory
Academic article
-
Bondarenko, Andrii;
Seip, Kristian.
(2016)
Helson's problem for sums of a random multiplicative function.
Mathematika
Academic article
-
Bayart, Frederic;
Queffelec, Herve;
Seip, Kristian.
(2016)
Approximation numbers of composition operators on H^p spaces of Dirichlet series.
Annales de l'Institut Fourier
Academic article
-
Saksman, Eero;
Seip, Kristian.
(2016)
Some open questions in analysis for Dirichlet series.
Academic chapter/article/Conference paper
-
Brevig, Ole Fredrik;
Perfekt, Karl-Mikael;
Seip, Kristian;
Siskakis, Aristomenis;
Vukotic, Dragan.
(2016)
The multiplicative Hilbert matrix.
Advances in Mathematics
Academic article
2015
-
Aistleitner, Christoph;
Berkes, Istvan;
Seip, Kristian;
Weber, Michel.
(2015)
Convergence of series of dilated functions and spectral norms of GCD matrices.
Acta Arithmetica
Academic article
-
Queffelec, Herve;
Seip, Kristian.
(2015)
Approximation numbers of composition operators on the H^2 space of Dirichlet series.
Journal of Functional Analysis
Academic article
-
Aistleitner, Christoph;
Berkes, Istvan;
Seip, Kristian.
(2015)
GCD sums from Poisson integrals and systems of dilated functions.
Journal of the European Mathematical Society (Print)
Academic article
-
Bondarenko, Andrii;
Seip, Kristian.
(2015)
GCD sums and complete sets of square-free numbers.
Bulletin of the London Mathematical Society
Academic article
-
Bondarenko, Andrii;
Heap, Winston Paul;
Seip, Kristian.
(2015)
An inequality of Hardy-Littlewood type for Dirichlet polynomials.
Journal of Number Theory
Academic article
-
Queffelec, Herve;
Seip, Kristian.
(2015)
Decay rates for approximation numbers of composition operators.
Journal d'Analyse Mathematique
Academic article
2014
-
Bondarenko, Andrii;
Seip, Kristian.
(2014)
GCD sums and complete sets of square-free numbers.
Bulletin of the London Mathematical Society
Academic article
2013
-
Seip, Kristian;
Youssfi, El Hassan.
(2013)
Hankel Operators on Fock Spaces and Related Bergman Kernel Estimates.
Journal of Geometric Analysis
Academic article
-
Seip, Kristian.
(2013)
Interpolation and sampling in small Bergman spaces.
Collectanea Mathematica
Academic article
-
Seip, Kristian.
(2013)
Zeros of functions in Hilbert spaces of Dirichlet series.
Mathematische Zeitschrift
Academic article
2012
-
Ortega-Cerdà, Joaquim;
Seip, Kristian.
(2012)
A lower bound in Nehari's theorem on the polydisc.
Journal d'Analyse Mathematique
Academic article
-
El-Fallah, Omar;
Kellay, Karim;
Seip, Kristian.
(2012)
Cyclicity of singular inner functions from the corona theorem.
Journal of the Institute of Mathematics of Jussieu
Academic article
2011
-
Marzo, Sanchez Jorge;
Seip, Kristian.
(2011)
L-infinity to L-p constants for Riesz projections.
Bulletin des Sciences Mathématiques
Academic article
-
Defant, Andreas;
Frerick, Leonhard;
Ortega-Cerdà, Joaquim;
Ounaies, Myriam;
Seip, Kristian.
(2011)
The Bohnenblust-Hille inequality for homogeneous polynomials is hypercontractive.
Annals of Mathematics
Academic article
-
Seip, Kristian;
Belov, Yurii;
Mengestie, Tesfa Yigrem.
(2011)
Discrete Hilbert transforms on sparse sequences.
Proceedings of the London Mathematical Society
Academic article
-
Seip, Kristian;
Marzo, Sanchez Jorge.
(2011)
L^\infty to L^p constants for Riesz projections.
Bulletin des Sciences Mathématiques
Academic article
2010
-
Seip, Kristian;
Mashreghi, Javad;
Ransford, Thomas.
(2010)
Hilbert spaces of analytic functions.
American Mathematical Society (AMS)
American Mathematical Society (AMS)
Academic anthology/Conference proceedings
-
Belov, Yury;
Mengestie, Tesfa Yigrem;
Seip, Kristian.
(2010)
Unitary discrete Hilbert transforms.
Journal d'Analyse Mathematique
Academic article
2009
-
Seip, Kristian.
(2009)
Interpolation by Dirichlet Series in H^infty.
Academic chapter/article/Conference paper
-
Lind-Johansen, Øyvind;
Seip, Kristian;
Skaar, Johannes.
(2009)
The perfect lens on a finite bandwidth.
Journal of Mathematical Physics
Academic article
-
Marzo, Jordi;
Seip, Kristian.
(2009)
THE KADETS 1/4 THEOREM FOR POLYNOMIALS.
Mathematica Scandinavica
Academic article
-
Ascensi, Gerard;
Lyubarskii, Yurii;
Seip, Kristian.
(2009)
Phase space distribution of Gabor expansions.
Applied and Computational Harmonic Analysis
Academic article
-
Saksman, Eero;
Seip, Kristian.
(2009)
Integral means and boundary limits of Dirichlet series.
Bulletin of the London Mathematical Society
Academic article
2008
-
Olsen, Jan-Fredrik;
Seip, Kristian.
(2008)
Local interpolation in Hilbert spaces of Dirichlet series.
Proceedings of the American Mathematical Society
Academic article
-
Seip, Kristian;
Groechenig, Karlheinz;
Kutyniok, Gitta.
(2008)
Landau's necessary density conditions for LCA groups.
Journal of Functional Analysis
Academic article
2006
-
Hjelle, Geir Arne;
Seip, Kristian.
(2006)
Approximations by interpolating Blaschke products.
NTNU, Tapir Uttrykk
NTNU, Tapir Uttrykk
Doctoral dissertation
-
Skaar, Johannes;
Seip, Kristian.
(2006)
Bounds for the refractive indices of metamaterials.
Journal of Physics D: Applied Physics
Academic article
2005
-
Seip, Kristian;
Skaar, Johannes.
(2005)
An extremal problem related to negative refraction.
Skrifter
Academic article
2004
-
Nicolau, A;
Ortega-Cerda, J;
Seip, Kristian.
(2004)
The constant of interpolation.
Pacific Journal of Mathematics
Academic article
-
Ortega-Cerda, J;
Seip, Kristian.
(2004)
Harmonic measure and uniform densities.
Indiana University Mathematics Journal
Academic article
-
Seip, Kristian.
(2004)
Interpolation and sampling in spaces of analytic functions.
American Mathematical Society (AMS)
American Mathematical Society (AMS)
Academic monograph
-
Seip, Kristian.
(2004)
Surjective Toeplitz operators.
Acta Scientarum Mathematicarum
Academic article
2003
-
Seip, Kristian;
Chicon, Kinga.
(2003)
Weighted holomorphic spaces with trivial closed range multiplication operators.
Proceedings of the American Mathematical Society
Academic article
-
Seip, Kristian.
(2003)
Extremal functions as divisors for kernels of Toeplitz operators.
Journal of Functional Analysis
Academic article
2002
-
Seip, Kristian;
Lyubarskii, Yurii.
(2002)
Weighted Paley-Wiener spaces.
Journal of The American Mathematical Society
Academic article
-
Seip, Kristian;
Ortega-Cerda, Joaquim.
(2002)
Fourier frames.
Annals of Mathematics
Academic article
2001
-
Lyubarskii, Yurii;
Seip, Kristian.
(2001)
A splitting problem for unconditional bases of complex exponentials.
[Mangler utgivernavn]
[Mangler utgivernavn]
Report
2000
-
Duren, Peter L.;
Schuster, Alexander P.;
Seip, Kristian.
(2000)
Uniform densities of regular sequences in the unit disk.
Transactions of the American Mathematical Society
Academic article
-
Schuster, Alexander P.;
Seip, Kristian.
(2000)
Weak conditions for interpolation in holomorphic spaces.
Publicacions matemàtiques
Academic article
-
Seip, Kristian.
(2000)
On Gröchenig, Heil, and Walnut's proof of the local three squares theorem.
Arkiv för matematik
Academic article
1999
-
Ortega-Cerda, Joaquim;
Seip, Kristian.
(1999)
Multipliers for entire functions and an interpolation problem of Beurling.
Journal of Functional Analysis
Academic article
-
Flornes, Kristin;
Lyubarskii, Yurii;
Seip, Kristian.
(1999)
A direct interpolation method for irregular sampling.
Applied and Computational Harmonic Analysis
Academic article
-
Lyubarskii, Yurii;
Seip, Kristian.
(1999)
Convergence and summability of Gabor expansions at the Nyquist density.
Journal of Fourier Analysis and Applications
Academic article
-
Hedenmalm, Håkan;
Lindquist, Peter;
Seip, Kristian.
(1999)
Addendum to "a Hilbert space of dirichlet series and systems of dilated functions in L%2(0,1)".
Academic chapter/article/Conference paper
1998
-
Lindqvist, Peter;
Seip, Kristian.
(1998)
Note on some greatest common divisor matrices.
Acta Arithmetica
Academic article
-
Ortega-Cerdà, Joaquim;
Seip, Kristian.
(1998)
Beurling-type density theorems for weighted LP spaces of entire functions.
Journal d'Analyse Mathematique
Academic article
-
Seip, Kristian;
Ortega-Cerdà, Joaquim.
(1998)
Beurling-type density theorems for weighted L^P spaces of entire function.
Journal d'Analyse Mathematique
Academic article
1997
-
Hedenmalm, Håkan;
Lindqvist, Peter;
Seip, Kristian.
(1997)
A Hilbert space of Dirichlet series and systems of dilated functions in L%2(0,1).
Duke mathematical journal
Academic article
-
Lyubarskii, Yurii;
Seip, Kristian.
(1997)
Sampling and interpolating sequences for multiband-limited functions and exponential bases on disconnected sets.
Journal of Fourier Analysis and Applications
Academic article
-
Seip, Kristian;
Ulanovskii, Aleksander.
(1997)
Beurling-Malliavin density of random sequences.
Proceedings of the American Mathematical Society
Academic article
-
Lyubarskii, Yurii;
Seip, Kristian.
(1997)
Complete interpolating sequences for Paley-Wiener spaces and Muckenhoupt's (Ap) condition.
Revista matemática iberoamericana
Academic article
-
Seip, Kristian;
Ulanovskii, Aleksander.
(1997)
Beurling-Malliavin density of random sequences.
Proceedings of the American Mathematical Society
Academic article
1996
-
Seip, Kristian;
Ulanovskii, Aleksander.
(1996)
Random exponential frames.
Journal of the London Mathematical Society
Academic article
-
Seip, Kristian;
Ulanovskii, Aleksander.
(1996)
Random exponential frames.
Journal of the London Mathematical Society
Academic article
1995
-
Seip, Kristian.
(1995)
An extension of the Blaschke condition.
Journal of the London Mathematical Society
Academic article
-
Seip, Kristian.
(1995)
A simple construction of exponential bases in L2 of the union of several intervals.
Proceedings of the Edinburgh Mathematical Society
Academic article
-
Seip, Kristian.
(1995)
On the connection between exponential bases and certain related sequences in L2(-_p,_p).
Journal of Functional Analysis
Academic article
-
Seip, Kristian;
Ulanovskii, Aleksander;
ukjent-for-m018958, ukjent-for-m018958.
(1995)
A best covering problem.
?
Academic article
-
Seip, Kristian;
Ulanovskii, Aleksander.
(1995)
A best covering problem.
Mathematica Scandinavica
Academic article
1994
-
Seip, Kristian.
(1994)
On a theorem of Korenblum.
Arkiv för matematik
Academic article
1992
-
Seip, Kristian.
(1992)
Density theorems for sampling and interpolation in the Bargmann-Fock space I.
Journal für die Reine und Angewandte Mathematik
Academic article
-
Seip, Kristian.
(1992)
Density theorems for sampling and interpolation in the Bargmann-Fock space II.
Journal für die Reine und Angewandte Mathematik
Academic article
-
Seip, Kristian.
(1992)
Density theorems for sampling and interpolation in the Bargmann-Fock space.
Bulletin of the American Mathematical Society
Academic article
-
Seip, Kristian.
(1992)
Addendum to "Curves of maximum modulus in coherent state representations".
Annales Henri Poincaré - A Journal of Theoretical and Mathematical Physics
Academic article
1991
-
Owren, Brynjulf;
Seip, Kristian.
(1991)
A uniqueness result related to the stability of explicit Runge-Kutta methods.
BIT Numerical Mathematics
Academic article
1990
-
Owren, Brynjulf;
Seip, Kristian.
(1990)
Some stability results for explicit Runge-Kutta methods.
BIT Numerical Mathematics
Academic article
Journal publications
-
Brevig, Ole Fredrik;
Chirre, Andrés;
Ortega-Cerdà, Joaquim;
Seip, Kristian.
(2024)
Point evaluation in Paley–Wiener spaces.
Journal d'Analyse Mathematique
Academic article
-
Brevig, Ole Fredrik;
Seip, Kristian.
(2024)
The norm of the backward shift on H1 is 2/sqrt(3).
Pure and Applied Functional Analysis
Academic article
-
Brevig, Ole Fredrik;
Seip, Kristian.
(2024)
Maximal norm Hankel operators.
Journal of Mathematical Analysis and Applications
Academic article
-
Brevig, Ole Fredrik;
Llinares, Adrián;
Seip, Kristian.
(2024)
Critical Exponents of the Riesz Projection.
Computational methods in Function Theory
Academic article
-
Brevig, Ole Fredrik;
Ortega-Cerdà, Joaquim;
Seip, Kristian.
(2023)
Hilbert points in Hardy spaces.
St. Petersburg Mathematical Journal
Academic article
-
Bondarenko, Andrii;
Darbar, Pranendu;
Hagen, Markus Valås;
Heap, Paul Winston;
Seip, Kristian.
(2023)
A dichotomy for extreme values of zeta and Dirichlet L-functions.
Bulletin of the London Mathematical Society
Academic article
-
Bondarenko, Andrii;
Radchenko, Danylo;
Seip, Kristian.
(2022)
Fourier Interpolation with Zeros of Zeta and L-Functions.
Constructive approximation
Academic article
-
Konyagin, Sergei;
Queffelec, Herve;
Saksman, Eero;
Seip, Kristian.
(2022)
Riesz projection and bounded mean oscillation for Dirichlet series.
Studia Mathematica
Academic article
-
Brevig, Ole Fredrik;
Ortega-Cerdà, Joaquim;
Seip, Kristian.
(2021)
Idempotent Fourier multipliers acting contractively on H^p spaces.
Geometric and Functional Analysis
Academic article
-
Brevig, Ole Fredrik;
Ortega-Cerdà, Joaquim;
Seip, Kristian.
(2021)
A converse to the Schwarz lemma for planar harmonic maps.
Journal of Mathematical Analysis and Applications
Academic article
-
Saias, Eric;
Seip, Kristian.
(2020)
A footnote to a theorem Halász.
Functiones et Approximatio Commentarii Mathematici
Academic article
-
Seip, Kristian.
(2020)
Universality and distribution of zeros and poles of some zeta functions.
Journal d'Analyse Mathematique
Academic article
-
Brevig, Ole Fredrik;
Perfekt, Karl-Mikael;
Seip, Kristian.
(2019)
Volterra operators on Hardy spaces of Dirichlet series.
Journal für die Reine und Angewandte Mathematik
Academic article
-
Bondarenko, Andrii;
Brevig, Ole Fredrik;
Saksman, Eero;
Seip, Kristian.
(2019)
Linear space properties of H^p spaces of Dirichlet series.
Transactions of the American Mathematical Society
Academic article
-
Bondarenko, Andrii;
Brevig, Ole Fredrik;
Saksman, Eero;
Seip, Kristian;
Zhao, Jing.
(2018)
Pseudomoments of the Riemann zeta function.
Bulletin of the London Mathematical Society
Academic article
-
Brevig, Ole Fredrik;
Ortega-Cerdà, Joaquim;
Seip, Kristian;
Zhao, Jing.
(2018)
Contractive inequalities for Hardy spaces.
Functiones et Approximatio Commentarii Mathematici
Academic article
-
Bondarenko, Andrii;
Seip, Kristian.
(2018)
Note on the resonance method for the Riemann zeta function.
Operator Theory: Advances and Applications
Academic article
-
Bondarenko, Andrii;
Seip, Kristian.
(2018)
Extreme values of the Riemann zeta function and its argument.
Mathematische Annalen
Academic article
-
Bondarenko, Andrii;
Seip, Kristian.
(2017)
Large greatest common divisor sums and extreme values of the Riemann zeta function.
Duke mathematical journal
Academic article
-
Bondarenko, Andrii;
Hilberdink, Titus;
Seip, Kristian.
(2016)
Gal-type GCD sums beyond the critical line.
Journal of Number Theory
Academic article
-
Bondarenko, Andrii;
Seip, Kristian.
(2016)
Helson's problem for sums of a random multiplicative function.
Mathematika
Academic article
-
Bayart, Frederic;
Queffelec, Herve;
Seip, Kristian.
(2016)
Approximation numbers of composition operators on H^p spaces of Dirichlet series.
Annales de l'Institut Fourier
Academic article
-
Brevig, Ole Fredrik;
Perfekt, Karl-Mikael;
Seip, Kristian;
Siskakis, Aristomenis;
Vukotic, Dragan.
(2016)
The multiplicative Hilbert matrix.
Advances in Mathematics
Academic article
-
Aistleitner, Christoph;
Berkes, Istvan;
Seip, Kristian;
Weber, Michel.
(2015)
Convergence of series of dilated functions and spectral norms of GCD matrices.
Acta Arithmetica
Academic article
-
Queffelec, Herve;
Seip, Kristian.
(2015)
Approximation numbers of composition operators on the H^2 space of Dirichlet series.
Journal of Functional Analysis
Academic article
-
Aistleitner, Christoph;
Berkes, Istvan;
Seip, Kristian.
(2015)
GCD sums from Poisson integrals and systems of dilated functions.
Journal of the European Mathematical Society (Print)
Academic article
-
Bondarenko, Andrii;
Seip, Kristian.
(2015)
GCD sums and complete sets of square-free numbers.
Bulletin of the London Mathematical Society
Academic article
-
Bondarenko, Andrii;
Heap, Winston Paul;
Seip, Kristian.
(2015)
An inequality of Hardy-Littlewood type for Dirichlet polynomials.
Journal of Number Theory
Academic article
-
Queffelec, Herve;
Seip, Kristian.
(2015)
Decay rates for approximation numbers of composition operators.
Journal d'Analyse Mathematique
Academic article
-
Bondarenko, Andrii;
Seip, Kristian.
(2014)
GCD sums and complete sets of square-free numbers.
Bulletin of the London Mathematical Society
Academic article
-
Seip, Kristian;
Youssfi, El Hassan.
(2013)
Hankel Operators on Fock Spaces and Related Bergman Kernel Estimates.
Journal of Geometric Analysis
Academic article
-
Seip, Kristian.
(2013)
Interpolation and sampling in small Bergman spaces.
Collectanea Mathematica
Academic article
-
Seip, Kristian.
(2013)
Zeros of functions in Hilbert spaces of Dirichlet series.
Mathematische Zeitschrift
Academic article
-
Ortega-Cerdà, Joaquim;
Seip, Kristian.
(2012)
A lower bound in Nehari's theorem on the polydisc.
Journal d'Analyse Mathematique
Academic article
-
El-Fallah, Omar;
Kellay, Karim;
Seip, Kristian.
(2012)
Cyclicity of singular inner functions from the corona theorem.
Journal of the Institute of Mathematics of Jussieu
Academic article
-
Marzo, Sanchez Jorge;
Seip, Kristian.
(2011)
L-infinity to L-p constants for Riesz projections.
Bulletin des Sciences Mathématiques
Academic article
-
Defant, Andreas;
Frerick, Leonhard;
Ortega-Cerdà, Joaquim;
Ounaies, Myriam;
Seip, Kristian.
(2011)
The Bohnenblust-Hille inequality for homogeneous polynomials is hypercontractive.
Annals of Mathematics
Academic article
-
Seip, Kristian;
Belov, Yurii;
Mengestie, Tesfa Yigrem.
(2011)
Discrete Hilbert transforms on sparse sequences.
Proceedings of the London Mathematical Society
Academic article
-
Seip, Kristian;
Marzo, Sanchez Jorge.
(2011)
L^\infty to L^p constants for Riesz projections.
Bulletin des Sciences Mathématiques
Academic article
-
Belov, Yury;
Mengestie, Tesfa Yigrem;
Seip, Kristian.
(2010)
Unitary discrete Hilbert transforms.
Journal d'Analyse Mathematique
Academic article
-
Lind-Johansen, Øyvind;
Seip, Kristian;
Skaar, Johannes.
(2009)
The perfect lens on a finite bandwidth.
Journal of Mathematical Physics
Academic article
-
Marzo, Jordi;
Seip, Kristian.
(2009)
THE KADETS 1/4 THEOREM FOR POLYNOMIALS.
Mathematica Scandinavica
Academic article
-
Ascensi, Gerard;
Lyubarskii, Yurii;
Seip, Kristian.
(2009)
Phase space distribution of Gabor expansions.
Applied and Computational Harmonic Analysis
Academic article
-
Saksman, Eero;
Seip, Kristian.
(2009)
Integral means and boundary limits of Dirichlet series.
Bulletin of the London Mathematical Society
Academic article
-
Olsen, Jan-Fredrik;
Seip, Kristian.
(2008)
Local interpolation in Hilbert spaces of Dirichlet series.
Proceedings of the American Mathematical Society
Academic article
-
Seip, Kristian;
Groechenig, Karlheinz;
Kutyniok, Gitta.
(2008)
Landau's necessary density conditions for LCA groups.
Journal of Functional Analysis
Academic article
-
Skaar, Johannes;
Seip, Kristian.
(2006)
Bounds for the refractive indices of metamaterials.
Journal of Physics D: Applied Physics
Academic article
-
Seip, Kristian;
Skaar, Johannes.
(2005)
An extremal problem related to negative refraction.
Skrifter
Academic article
-
Nicolau, A;
Ortega-Cerda, J;
Seip, Kristian.
(2004)
The constant of interpolation.
Pacific Journal of Mathematics
Academic article
-
Ortega-Cerda, J;
Seip, Kristian.
(2004)
Harmonic measure and uniform densities.
Indiana University Mathematics Journal
Academic article
-
Seip, Kristian.
(2004)
Surjective Toeplitz operators.
Acta Scientarum Mathematicarum
Academic article
-
Seip, Kristian;
Chicon, Kinga.
(2003)
Weighted holomorphic spaces with trivial closed range multiplication operators.
Proceedings of the American Mathematical Society
Academic article
-
Seip, Kristian.
(2003)
Extremal functions as divisors for kernels of Toeplitz operators.
Journal of Functional Analysis
Academic article
-
Seip, Kristian;
Lyubarskii, Yurii.
(2002)
Weighted Paley-Wiener spaces.
Journal of The American Mathematical Society
Academic article
-
Seip, Kristian;
Ortega-Cerda, Joaquim.
(2002)
Fourier frames.
Annals of Mathematics
Academic article
-
Duren, Peter L.;
Schuster, Alexander P.;
Seip, Kristian.
(2000)
Uniform densities of regular sequences in the unit disk.
Transactions of the American Mathematical Society
Academic article
-
Schuster, Alexander P.;
Seip, Kristian.
(2000)
Weak conditions for interpolation in holomorphic spaces.
Publicacions matemàtiques
Academic article
-
Seip, Kristian.
(2000)
On Gröchenig, Heil, and Walnut's proof of the local three squares theorem.
Arkiv för matematik
Academic article
-
Ortega-Cerda, Joaquim;
Seip, Kristian.
(1999)
Multipliers for entire functions and an interpolation problem of Beurling.
Journal of Functional Analysis
Academic article
-
Flornes, Kristin;
Lyubarskii, Yurii;
Seip, Kristian.
(1999)
A direct interpolation method for irregular sampling.
Applied and Computational Harmonic Analysis
Academic article
-
Lyubarskii, Yurii;
Seip, Kristian.
(1999)
Convergence and summability of Gabor expansions at the Nyquist density.
Journal of Fourier Analysis and Applications
Academic article
-
Lindqvist, Peter;
Seip, Kristian.
(1998)
Note on some greatest common divisor matrices.
Acta Arithmetica
Academic article
-
Ortega-Cerdà, Joaquim;
Seip, Kristian.
(1998)
Beurling-type density theorems for weighted LP spaces of entire functions.
Journal d'Analyse Mathematique
Academic article
-
Seip, Kristian;
Ortega-Cerdà, Joaquim.
(1998)
Beurling-type density theorems for weighted L^P spaces of entire function.
Journal d'Analyse Mathematique
Academic article
-
Hedenmalm, Håkan;
Lindqvist, Peter;
Seip, Kristian.
(1997)
A Hilbert space of Dirichlet series and systems of dilated functions in L%2(0,1).
Duke mathematical journal
Academic article
-
Lyubarskii, Yurii;
Seip, Kristian.
(1997)
Sampling and interpolating sequences for multiband-limited functions and exponential bases on disconnected sets.
Journal of Fourier Analysis and Applications
Academic article
-
Seip, Kristian;
Ulanovskii, Aleksander.
(1997)
Beurling-Malliavin density of random sequences.
Proceedings of the American Mathematical Society
Academic article
-
Lyubarskii, Yurii;
Seip, Kristian.
(1997)
Complete interpolating sequences for Paley-Wiener spaces and Muckenhoupt's (Ap) condition.
Revista matemática iberoamericana
Academic article
-
Seip, Kristian;
Ulanovskii, Aleksander.
(1997)
Beurling-Malliavin density of random sequences.
Proceedings of the American Mathematical Society
Academic article
-
Seip, Kristian;
Ulanovskii, Aleksander.
(1996)
Random exponential frames.
Journal of the London Mathematical Society
Academic article
-
Seip, Kristian;
Ulanovskii, Aleksander.
(1996)
Random exponential frames.
Journal of the London Mathematical Society
Academic article
-
Seip, Kristian.
(1995)
An extension of the Blaschke condition.
Journal of the London Mathematical Society
Academic article
-
Seip, Kristian.
(1995)
A simple construction of exponential bases in L2 of the union of several intervals.
Proceedings of the Edinburgh Mathematical Society
Academic article
-
Seip, Kristian.
(1995)
On the connection between exponential bases and certain related sequences in L2(-_p,_p).
Journal of Functional Analysis
Academic article
-
Seip, Kristian;
Ulanovskii, Aleksander;
ukjent-for-m018958, ukjent-for-m018958.
(1995)
A best covering problem.
?
Academic article
-
Seip, Kristian;
Ulanovskii, Aleksander.
(1995)
A best covering problem.
Mathematica Scandinavica
Academic article
-
Seip, Kristian.
(1994)
On a theorem of Korenblum.
Arkiv för matematik
Academic article
-
Seip, Kristian.
(1992)
Density theorems for sampling and interpolation in the Bargmann-Fock space I.
Journal für die Reine und Angewandte Mathematik
Academic article
-
Seip, Kristian.
(1992)
Density theorems for sampling and interpolation in the Bargmann-Fock space II.
Journal für die Reine und Angewandte Mathematik
Academic article
-
Seip, Kristian.
(1992)
Density theorems for sampling and interpolation in the Bargmann-Fock space.
Bulletin of the American Mathematical Society
Academic article
-
Seip, Kristian.
(1992)
Addendum to "Curves of maximum modulus in coherent state representations".
Annales Henri Poincaré - A Journal of Theoretical and Mathematical Physics
Academic article
-
Owren, Brynjulf;
Seip, Kristian.
(1991)
A uniqueness result related to the stability of explicit Runge-Kutta methods.
BIT Numerical Mathematics
Academic article
-
Owren, Brynjulf;
Seip, Kristian.
(1990)
Some stability results for explicit Runge-Kutta methods.
BIT Numerical Mathematics
Academic article
Books
-
Bondarenko, Andrii;
Ortega-Cerdà, Joaquim;
Radchenko, Danylo;
Seip, Kristian.
(2026)
Recent Advances in Approximation and Potential Theory: In Honor of Edward Saff | Springer Nature Link (formerly SpringerLink).
Springer Nature
Springer Nature
Academic anthology/Conference proceedings
-
Gesztesy, Fritz;
Hanche-Olsen, Harald;
Jakobsen, Espen Robstad;
Lyubarskii, Yurii;
Risebro, Nils Henrik;
Seip, Kristian.
(2018)
Non-linear Partial Differential Equations, Mathematical Physics, and Stochastic Analysis: The Helge Holden Anniversary Volume.
European Mathematical Society (EMS) Press
European Mathematical Society (EMS) Press
Academic anthology/Conference proceedings
-
Seip, Kristian;
Mashreghi, Javad;
Ransford, Thomas.
(2010)
Hilbert spaces of analytic functions.
American Mathematical Society (AMS)
American Mathematical Society (AMS)
Academic anthology/Conference proceedings
-
Seip, Kristian.
(2004)
Interpolation and sampling in spaces of analytic functions.
American Mathematical Society (AMS)
American Mathematical Society (AMS)
Academic monograph
Part of book/report
-
Saksman, Eero;
Seip, Kristian.
(2016)
Some open questions in analysis for Dirichlet series.
Academic chapter/article/Conference paper
-
Seip, Kristian.
(2009)
Interpolation by Dirichlet Series in H^infty.
Academic chapter/article/Conference paper
-
Hedenmalm, Håkan;
Lindquist, Peter;
Seip, Kristian.
(1999)
Addendum to "a Hilbert space of dirichlet series and systems of dilated functions in L%2(0,1)".
Academic chapter/article/Conference paper
Report
-
Hjelle, Geir Arne;
Seip, Kristian.
(2006)
Approximations by interpolating Blaschke products.
NTNU, Tapir Uttrykk
NTNU, Tapir Uttrykk
Doctoral dissertation
-
Lyubarskii, Yurii;
Seip, Kristian.
(2001)
A splitting problem for unconditional bases of complex exponentials.
[Mangler utgivernavn]
[Mangler utgivernavn]
Report
Teaching
Courses
Outreach
2025
-
LectureSeip, Kristian. (2025) The Hörmander--Bernhardsson extremal function. Analysis Seminar , Helsinki 27.11.2025 - 27.11.2025
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LectureSeip, Kristian. (2025) The uncertainty principle revisited: Fourier uniqueness pairs and Fourier interpolation. Colloquium , Helsinki 26.11.2025 - 26.01.2026
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Academic lectureSeip, Kristian. (2025) The Hörmander--Bernhardsson extremal function. Progress and Emergent Theories in Zeta and L-Functions , Bonn 21.07.2025 - 25.07.2025
-
Academic lectureSeip, Kristian. (2025) The Hörmander--Bernhardsson extremal function. Modern Trends in Fourier Analysis , Barcelona 02.06.2025 - 06.06.2025
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Academic lectureSeip, Kristian. (2025) The Hörmander--Bernhardsson extremal function. Conference on Operator Theory and Complex Analysis , Lund 23.06.2025 - 27.06.2025
2024
-
Academic lectureSeip, Kristian. (2024) Point evaluation in Paley--Wiener spaces. Analytic Function Spaces, Their Operators and Applications, celebrating the 60th birthday of Bill Ross , Luminy 02.12.2024 - 06.12.2024
-
Academic lectureSeip, Kristian. (2024) Critical exponents for the Riesz projection. Function Spaces 24 , Saarbrücken 13.04.2024 - 17.05.2024
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LectureSeip, Kristian. (2024) Fourier interpolation and the uncertainty principle. Colloquium , Barcelona 17.04.2024 - 17.04.2024
-
Academic lectureSeip, Kristian. (2024) The norm of the backward shift on H^1 is 2 over the squareroot of 3. Shapes and shades of analysis , Luminy 29.04.2024 - 03.05.2024
-
Academic lectureSeip, Kristian. (2024) Critical exponents for the Riesz projection. Analysis Seminar , Stockholm 14.02.2024 - 14.02.2024
-
Academic lectureSeip, Kristian. (2024) Fourier interpolation and the uncertainty principle. Mittag-Leffler Colloquium , Umeå 12.02.2024 - 12.02.2024
-
Academic lectureSeip, Kristian. (2024) Fourier interpolation and the uncertainty principle. Nasjonal matematikermøte , Oslo 12.09.2024 - 13.09.2024
2023
-
Academic lectureSeip, Kristian. (2023) Point evaluation in Paley--Wiener spaces. Analysis and Number Theory Seminar , Graz 05.05.2023 - 05.05.2023
2022
-
Academic lectureSeip, Kristian. (2022) Idempotent Fourier multipliers acting contractively on H^p spaces. Operators, Functions, Systems: Classical and Modern , Bedlewo 12.06.2022 - 18.06.2022
-
Academic lectureSeip, Kristian. (2022) Point evaluation in Paley--Wiener spaces. Bordeaux Analysis Seminar , Bordeaux 01.12.2022 - 01.12.2022
-
Academic lectureSeip, Kristian. (2022) Inequalities via Numerics. Theoretical and Computational Aspects of Dynamical Systems , Trysil 12.12.2022 - 15.12.2022
-
Lecture
-
Academic lectureSeip, Kristian. (2022) Contractive norm inequalities. 73rd British Mathematical Colloquium, Morning Lecture , London 06.06.2022 - 09.06.2022
2021
-
LectureSeip, Kristian. (2021) Riemann-hypotesen. Realfagsdagene 2021 , Trondheim (online) 09.03.2021 - 09.03.2021
-
Academic lectureSeip, Kristian. (2021) Contractive inequalities for Hardy spaces. 13th ISAAC Congress (online conference) , Ghent (Zoom talks) 02.08.2021 - 06.08.2021
-
Academic lectureSeip, Kristian. (2021) Idempotent Fourier multipliers acting contractively on H^p spaces. Analysis Seminar, Beograd , Zoom talk, Beograd 12.05.2021 - 12.05.2021
-
Academic lectureSeip, Kristian. (2021) Idempotent Fourier multipliers acting contractively on H^p spaces. Frontiers of Operator Theory , Luminy 29.11.2021 - 03.12.2021
-
Academic lectureSeip, Kristian. (2021) Idempotent Fourier multipliers acting contractively on H^p spaces. Geometric and Functional Analysis Seminer , Zoom talk, Helsinki 06.05.2021 - 06.05.2021
-
Academic lectureSeip, Kristian. (2021) Contractive inequalities for Hardy spaces. Colloquium on Analytic Function Spaces and their Applications , Toronto (Zoom talk) 22.10.2021 - 22.10.2021
-
Academic lectureSeip, Kristian. (2021) Contractive inequalities for Hardy spaces. ”Analysis Day” on the occasion of 80-th anniversary of Nikolai Nikolski , Zoom talk, Bordeaux 05.07.2021 - 05.07.2021
2020
-
Academic lectureSeip, Kristian. (2020) Fourier interpolation with the zeros of the Riemann zeta function. Inaugural Lecture Tblisi Analysis & PDE Seminar , Tblisi (online) 16.11.2020 - 16.11.2020
-
Academic lectureSeip, Kristian. (2020) Fourier interpolation with the zeros of the Riemann zeta function. Online Seminar on Complex Analysis and Allied Topics, Roma, Milano, Bologna , Roma 06.10.2020 - 06.10.2020
-
Academic lectureSeip, Kristian. (2020) Fourier interpolation with zeros of zeta and L-functions. Analysis and PDE Webinar (IMPA) , Rio de Janeiro 28.05.2020 - 28.05.2020
-
Academic lectureSeip, Kristian. (2020) Fourier interpolation with zeros of zeta and L-functions. Tel Aviv University Analysis Seminar , Tel Aviv 16.06.2020 - 16.06.2020
2019
-
Academic lectureSeip, Kristian. (2019) Some glimpses of the Riemann zeta function. Challenges and New Perspectives in Mathematics , Rabat 14.11.2019 - 15.11.2019
-
Academic lectureSeip, Kristian. (2019) Value distribution of some zeta functions. Explorations in Harmonic Analysis and Other realms, A conference honoring Alexander Olevskii's 80th birthday , Rehovot 10.02.2019 - 14.02.2019
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Academic lectureSeip, Kristian. (2019) Encounters with the Riemann Zeta Function. Barcelona Analysis Conference 2019 , Barcelona 25.06.2019 - 28.06.2019
-
Academic lectureSeip, Kristian. (2019) Value Distribution of Some Zeta Functions. Holomorphic Days , København 18.06.2019 - 19.06.2019
-
Academic lectureSeip, Kristian. (2019) Value distribution of some zeta functions. New Trends in Complex and Fourier Analysis, and Operator Theory , Roma 23.09.2019 - 27.09.2019
-
Academic lectureSeip, Kristian. (2019) Volterra operators on Hardy spaces of Dirichlet series. Spaces of Analytic Functions: Approximation, Interpolation, Sampling , Bellaterra, Barcelona 25.11.2019 - 29.11.2019
-
Academic lectureSeip, Kristian. (2019) The H^1 inequalities of Carleman and Hardy from a multiplicative point of view. Analysis, Probability, Number Theory and Their Interaction , London 05.04.2019 - 05.04.2019
-
Academic lectureSeip, Kristian. (2019) On and around the Riemann zeta function. Colloquium , Madrid 03.12.2019 - 03.12.2019
-
Academic lectureSeip, Kristian. (2019) Value distribution of some zeta functions. Interpolation in Spaces of Analytic Functions , Luminy 18.11.2019 - 22.11.2019
-
Academic lectureSeip, Kristian. (2019) Value distribution of Dirichlet series. Advanced Course, Intensive Research Programme, "Spaces of Analytic Functions: Approximation, Interpolation, Sampling"I , Bellaterra, Barcelona 04.11.2019 - 07.11.2019
2018
-
Academic lectureSeip, Kristian. (2018) Extreme values of the Riemann zeta function and its argument. N-Cube Days , Lund 30.11.2018 - 01.12.2018
-
Academic lectureSeip, Kristian. (2018) Hardy and BMO spaces of Dirichlet series. International Conference on Complex Analysis, Potential Theory and Applications, in honour of Professor Stephen J Gardiner on the occassion of his 60th Birthday , University College Dublin 11.06.2018 - 15.06.2018
-
Academic lectureSeip, Kristian. (2018) Extreme values of the Riemann zeta function and its argument. Analysis of operators on function spaces: A conference dedicated to the mathematics of Serguei Shimorin , Institut Mittag-Leffler 04.06.2018 - 05.06.2018
-
Academic lectureSeip, Kristian. (2018) Hardy spaces of Dirichlet series and the Riemann zeta function. 6th Spring School of Analysis in Memory of Aleksander Pelczynski , Bedlewo 04.04.2018 - 08.04.2018
-
LectureSeip, Kristian. (2018) Yves Meyer -- the 2017 Abel Laureate. Forum for matematiske perler , Institutt for matematiske fag, NTNU, Trondheim 27.01.2018 - 27.01.2018
-
LectureSeip, Kristian. (2018) Some milestones in the search for patterns in the primes. Matematikkdøgnet , NTNU, Trondheim 12.03.2018 - 12.03.2018
-
Academic lectureSeip, Kristian. (2018) Extreme values of the Riemann zeta function and its argument. International Conference on Complex Analysis Dedicated to the memory of Andrei Gonchar and Anatoliy Vitushkin , Moskva 08.10.2018 - 09.10.2018
2017
-
Academic lectureSeip, Kristian. (2017) Analysis for Dirichlet Series and the Riemann Zeta Function. Computational Methods and Function Theory , Lublin 10.07.2017 - 15.07.2017
-
Academic lectureSeip, Kristian. (2017) A Survey on Analysis for Dirichlet Series. Control of Distributed Parameter Systems , Bordeaux 03.07.2017 - 07.07.2017
-
Academic lectureSeip, Kristian. (2017) On the growth of the Riemann zeta function and its argument. Distinguished Colloquium , Reading 06.12.2017 - 06.12.2017
-
Academic lectureSeip, Kristian. (2017) Interaction between number theory and analysis for Dirichlet series. Lecture Course, Simons Semester "Emergent trends in complex analysis and functional analysis" , Warszawa 05.06.2017 - 08.06.2017
-
LectureSeip, Kristian. (2017) Some milestones in research on the distribution of the primes. Finale i Abelkonkurransen , Trondheim 08.03.2017 - 08.03.2017
-
Academic lectureSeip, Kristian. (2017) Hardy spaces of Dirichlet series and the Riemann zeta function. Conference on Nonlinear Functional Analysis , Valencia 17.10.2017 - 20.10.2017
-
LectureSeip, Kristian. (2017) Yves Meyer - vinner av Abelprisen 2017. Norsk matematikkråd, årsmøte , Bodø 28.09.2017 - 28.09.2017
-
LectureSeip, Kristian. (2017) Om primtall, primtallstvillinger og primtallsgap. Onsdagsseminar for realfagsstudenter , NTNU 13.09.2017 - 13.09.2017
2016
-
Academic lectureSeip, Kristian. (2016) Large GCD sums and extreme values of the Riemann zeta function. 27th Nordic Congress of Mathematicians , Stockholm 16.03.2016 - 20.03.2016
-
Academic lectureSeip, Kristian. (2016) Analysis for Dirichlet Series and Analytic Number Theory. Minikurs , Lille 24.06.2016 - 29.06.2016
-
Academic lectureSeip, Kristian. (2016) Gál type GCD sums and extreme values of the Riemann zeta function. Number Theory Seminar , Nancy 30.06.2016 - 30.06.2016
-
Academic lectureSeip, Kristian. (2016) Lower bounds for extreme values of the Riemann zeta function. 7th European Congress of Mathematics , Berlin 18.07.2016 - 22.07.2016
-
Academic lectureSeip, Kristian. (2016) Gál type GCD sums and extreme values of the Riemann zeta function. Analysis and Probability, Conference in Honour of Jean-Pierre Kahane , Orsay and Paris 04.07.2016 - 07.07.2016
-
Academic lectureSeip, Kristian. (2016) From Gál's theorem to extreme values of the Riemann zeta function. Harmonic Analysis, Complex Analysis, Spectral Theory and All That, Conference in Honour of Sasha Volberg , Bedlewo 01.08.2016 - 05.08.2016
-
Academic lectureSeip, Kristian. (2016) Hardy spaces of Dirichlet series and pseudomoments of the Riemann zeta function. Gjesteforelesning Universite Paris-Est Marne-la-Vallee 08.12.2016 - 08.12.2016
-
LectureSeip, Kristian. (2016) Riemanns zeta-funksjon og Riemann-hypotesen. Foredrag i regi av linjeforeningen Nabla , Auditorium S4, NTNU Gløshaugen 05.04.2016 - 05.04.2016
-
Academic lectureSeip, Kristian. (2016) Operator theory for Dirichlet series. Analysis seminar , London 20.10.2016 - 20.10.2016
-
Academic lectureSeip, Kristian. (2016) On the growth of the Riemann zeta function. Colloquium King's College London , London 21.10.2016 - 21.10.2016
-
Academic lectureSeip, Kristian. (2016) On the growth of the Riemann zeta function. Colloquium University of Helsinki , Helsinki 28.09.2016 - 28.09.2016
-
Academic lectureSeip, Kristian. (2016) Gal type GCD sums and extreme values of the Riemann zeta function. Number Theory Seminar , Cambridge 01.03.2016 - 01.03.2016
-
Academic lectureSeip, Kristian; Bondarenko, Andrii. (2016) Extreme values of the Riemann zeta function. Analytic Number Theory , Oberwolfach 07.11.2016 - 11.11.2016
2015
-
Academic lectureSeip, Kristian. (2015) Operators on Hardy spaces of Dirichlet series. Frontiers of Singular Integrals , Helsinki 02.06.2015 - 05.06.2015
-
Academic lectureSeip, Kristian. (2015) Multiplicative Hankel matrices. Completeness Problems, Carleson Measures and Spaces of Analytic Functions , Djursholm 29.06.2015 - 03.07.2015
-
Academic lectureSeip, Kristian. (2015) Hardy spaces of Dirichlet series and number theory. Recent Trends in Operator Theory and Functional Analysis , Lille 08.06.2015 - 12.06.2015
-
Academic lectureSeip, Kristian. (2015) Multiplicative Hankel matrices. Colloquium Talk , Madrid 27.02.2015 - 27.02.2015
-
Academic lectureSeip, Kristian. (2015) Large GCD sums and extreme values of the Riemann zeta function. A Conference in Number Theory Celebrating the 65th Birthday of R. Balasubramanian , Chennai 14.12.2015 - 18.12.2015
2014
-
Academic lectureSeip, Kristian. (2014) Additive og multiplikative Hankel-former. Ski og matematikk 2014 , Rondablikk høyfjellshotell 02.01.2014 - 05.01.2014
-
Academic lectureSeip, Kristian. (2014) Dirichlet Series and Analysis on Polydiscs. Minicourse Postgraduate Excellence Program , Madrid 03.07.2014 - 10.07.2014
-
Academic lectureSeip, Kristian. (2014) Poisson integrals on polydiscs. Complex Analysis and Related Topics , St. Petersburg 14.04.2014 - 18.04.2014
-
Academic lectureSeip, Kristian. (2014) An inequality of Hardy-Littlewood type for Dirichlet polynomials. IWOTA , Amsterdam 14.07.2014 - 18.07.2014
-
Academic lectureSeip, Kristian. (2014) Hankel and composition operators on spaces of Dirichlet series. Function Spaces and Harmonic Analysis , Luminy, Marseille 27.10.2014 - 31.10.2014
2013
-
Academic lectureSeip, Kristian. (2013) Analysis on Polydiscs. Stockholm Mathematics Center Colloquium , Stockholm 27.11.2013 - 27.11.2013
-
Academic lectureSeip, Kristian. (2013) Polynomials on Polydiscs. 26th Nordic and First European-Nordic Congress of Mathematics , Lund 10.06.2013 - 13.06.2013
-
Academic lectureSeip, Kristian. (2013) Analysis on Polydiscs. Kollokvium Universitetet i Oslo , Oslo 19.06.2013 - 19.06.2013
2012
-
Academic lectureSeip, Kristian. (2012) Hankel forms and a conjecture of Helson. HCAA 2012 , Puerto de la Cruz, Tenerife 05.03.2012 - 09.03.2012
-
Academic lectureSeip, Kristian. (2012) Interpolation and sampling in small Bergman spaces. Analyseseminar NTNU 27.02.2012 - 27.02.2012
-
Academic lectureSeip, Kristian. (2012) Estimates for Dirichlet polynomials. EMS Lectures 2012 , CRM Barcelona 20.02.2012 - 23.02.2012
-
Academic lectureSeip, Kristian. (2012) Analysis on polydiscs. Colloquium University of Lund , Lund 14.12.2012 - 14.12.2012
-
Academic lectureSeip, Kristian. (2012) GCD sums from Poisson integrals and systems of dilated functions. Operator related function theory and time frequency analysis , Norwegian Academy of Science and Letters, Oslo 26.09.2012 - 26.09.2012
-
Academic lectureSeip, Kristian. (2012) Boundary values and zeros of functions in Hilbert spaces of Dirichlet series; GCD sums from Poisson integrals and systems of dilated functions. EMS Lecturer 2012 , Tel Aviv University 06.11.2012 - 08.11.2012
-
Academic lectureSeip, Kristian. (2012) Function theory of Hardy spaces of Dirichlet series. International Symposium on Orthogonal Polynomials and Special Functions -- a Complex Analytic Perspective , København 11.06.2012 - 15.06.2012
2011
-
Academic lectureSeip, Kristian. (2011) Cyclicity of singular inner functions from the corona theorem. NTNU Analysis Seminar , Trondheim 14.02.2011 - 14.02.2011
-
Academic lectureSeip, Kristian. (2011) Hardy spaces of Dirichlet series and function theory on polydiscs. KAWA 2 - Winterschool in Complex Analysis and Geometry , CIRM, Luminy 31.01.2011 - 05.02.2011
-
Academic lectureSeip, Kristian. (2011) The Bohnenblust-Hille inequality for homogeneous polynomials. Holomorphic Day , København 15.04.2011 - 15.04.2011
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Academic lectureSeip, Kristian. (2011) Hankel forms and estimates for Dirichlet polynomials. International Workshop on Operator Theory and Applications (IWOTA) 22 04.07.2011 - 08.07.2011
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Academic lectureSeip, Kristian. (2011) Hankel forms and a conjecture of Helson. Analyseseminar NTNU , Trondheim 19.09.2011 - 19.09.2011
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Academic lectureSeip, Kristian. (2011) Hankel forms and a conjecture of Helson. Recent Trends in Analysis in Honor of Nikolai Nikolski , Bordeaux 31.08.2011 - 03.09.2011
2010
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Academic lectureSeip, Kristian. (2010) Discrete Hilbert transforms and systems of reproducing kernels. Journees d'Analyse , Bordeaux 27.09.2010 - 29.09.2010
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Academic lectureSeip, Kristian. (2010) L^∞ to L^p constants for Riesz projections. Analyseseminar , Marseille 25.06.2010 - 25.06.2010
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Academic lectureSeip, Kristian. (2010) Bounded analytic functions on the infinite polydisc. 14th Nordan conference in Complex Analysis and Geometry , Gøteborg 07.05.2010 - 09.05.2010
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Academic lectureSeip, Kristian. (2010) Hankel operators and the Bergman metric for Fock spaces. Workshop in Operator Theory and Complex Analysis , Lyon 29.11.2010 - 30.11.2010
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Academic lectureSeip, Kristian. (2010) Estimates for Dirichlet polynomials. Mini course (4 lectures) , Al Ain 04.10.2010 - 07.10.2010
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Academic lectureSeip, Kristian. (2010) Discrete Hilbert transforms and systems of reproducing kernels. Functional Analysis Valencia 2010 , Valencia 07.06.2010 - 11.06.2010
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LectureSeip, Kristian. (2010) The Abel Prize - A Century-Old Dream That Came True. Guest Lecture UAEU , Al Ain 05.10.2010 -
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Academic lectureSeip, Kristian. (2010) Introduction about the Abel Prize. Symposium for John Torrence Tate , Stockholm 31.05.2010 - 31.05.2010
2009
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LectureSeip, Kristian. (2009) The Abel Prize - a century old dream that came true. Colloquium Talk , Metz 22.01.2009 - 22.01.2009
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Academic lectureSeip, Kristian. (2009) Why Bohr got interested in his radius and what it has led to. Kollokvium , Madrid 11.12.2009 - 11.12.2009
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Academic lectureSeip, Kristian. (2009) Unitary discrete Hilbert transforms. International Workshop on Complex Analysis dedicated to the 65th anniversary of Professor Arne Stray 30.11.2009 - 02.12.2009
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Academic lectureSeip, Kristian. (2009) Unitary discrete Hilbert transforms. Analysis seminar , Marseille 12.10.2009 - 12.10.2009
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Academic lectureSeip, Kristian. (2009) Hardy spaces of Dirichlet series. Analysis seminar , Metz 23.01.2009 - 23.01.2009
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Academic lectureSeip, Kristian. (2009) Bounded analytic functions in infinite polydiscs. Workshop on multivariable operator theory , Toronto 10.08.2009 - 14.08.2009
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Academic lectureSeip, Kristian. (2009) Hardy spaces of Dirichlet series and function theory in polydiscs. Norwegian Fall School on Analysis , Steinkjer 10.09.2009 - 13.09.2009
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Academic lectureSeip, Kristian. (2009) The Bohnenblust-Hille inequality for homogeneous polynomials is hypercontractive. Analysis seminar , Marseille 02.07.2009 - 02.07.2009
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Academic lectureSeip, Kristian. (2009) The Feichtinger conjecture in model subspaces of H^2. Strobl 09 Conference on Time-Frequency 15.06.2009 - 20.06.2009
2005
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Academic lectureSeip, Kristian. (2005) Extremal Functions. Recent Advances in Operator-Related Function Theory, II , El Escorial 06.10.2005 - 08.10.2005
2004
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Academic lectureSeip, Kristian. (2004) Surjective Toeplitz operators. IWOTA - International Workshop on Operator Theory and Applications , Newcastle upon Tyne 12.07.2004 - 16.12.2004
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Academic lectureSeip, Kristian. (2004) Interpolation and Sampling. 2nd International Course of Mathematical Analysis in Andalucia , Granada 20.09.2004 - 24.09.2004
2003
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Academic lectureSeip, Kristian. (2003) The constant of interpolation. Third Conference of the European Research Network "Analysis and Operators" , Adeje, Tenerife, Spain 26.05.2003 -
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Academic lectureSeip, Kristian. (2003) Harmonic measure on Swiss cheeses with uniformly spaced holes. First Joint Meeting RSME-AMS, Special Session on Banach Spaces of Analytic Functions , Sevilla, Spain 21.06.2003 -
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Academic lectureSeip, Kristian. (2003) Interpolation problems in Spaces of Analytic Functions. , University of Toledo, Ohio, USA 21.03.2003 -
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Academic lectureSeip, Kristian. (2003) Extremal functions. Colloquium Lecture , Albany, New York, USA 28.03.2003 - 28.03.2003
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Academic lectureSeip, Kristian. (2003) Interpolation and sampling in the unit disk. , Ann Arbor, Michigan, USA 25.03.2003 -
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Academic lectureSeip, Kristian. (2003) Extremal functions as divisors for kernels of Toeplitz operators. Analysis Seminar , East Lansing, Michigan, USA 19.03.2003 -
2002
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Academic lectureSeip, Kristian. (2002) Sampling, interpolation, and Toeplitz operators. Congreso RSME 2002, Real Sociedad Matematica Espanola , Puerto de la Cruz, Tenerife 01.02.2002 -
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Academic lectureSeip, Kristian. (2002) Recent encounters with Toeplitz operators and coinvariant subspaces. Abel Bicentennial Conference 2002 , Universitetet i Oslo 07.06.2002 -
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Academic lectureSeip, Kristian. (2002) Extremal functions as divisors for kernels of Toeplitz operators. NORDAN 2002, Nordic Complex Analysis Meeting , Reykjavik 10.03.2002 -
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Academic lectureSeip, Kristian. (2002) Kernels of Toeplitz operators via extremal functions. Seminar Lecture , Kungliga tekniska høgskolan, Stockholm 03.04.2002 - 03.04.2002
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Academic lectureSeip, Kristian. (2002) Sampling, interpolation, and Toeplitz operators. Finnish Mathematical days. , Joensuu, Finland 08.01.2002 -
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Academic lectureSeip, Kristian. (2002) Extremal functions as contractive or expansive divisors for kernels of Toeplitz operators. Seminar Talk, University of Helsinki. , Helsinki, Finland 02.01.2002 -
2001
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Academic lectureSeip, Kristian. (2001) The Carleson condition and interpolation in Holomorphic spaces. , Bordeaux 05.07.2001 -
2000
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Academic lectureSeip, Kristian. (2000) Fourier frames. , Chalmers tekniska högskola og Göteborgs universitet, 7. desember 2000
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Academic lectureSeip, Kristian. (2000) Frames and Riesz bases of reproducing kernels in holomorphic spaces. Rajchman - Zygmund - Marcinkiewicz Symposium , Bedlewo, Poland, 15.-21. October 2000.
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Academic lectureSeip, Kristian. (2000) Frames of complex exponentials and problems of norm equivalence for Hilbert spaces of entire functions. International Workshop on Operator Theory and Its Applications , Université Bordeaux, 13.-16. juni 2000
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Academic lectureSeip, Kristian. (2000) Analysis at the Nyquist rate. Functional Analysis Valencia 2000 , Valencia, 3.-7. juli 2000
1999
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Academic lectureSeip, Kristian. (1999) Multipliers for entire functions and an interpolation problem of Beurling. Gelbart memorial Lectures , Bar-Ilan University, Ramat Gan, Israel, 21.11.1999
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Academic lectureSeip, Kristian. (1999) Nonharmonic Fourier Series and Some Harmonic Connections. Gelbart memorial Lectures , Bar-Ilan University, Ramat Gan, Israel, 22.11.1999
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Academic lectureSeip, Kristian. (1999) Equivalent norms for the Paley-Wiener space. Functional Analysis and related topics , Helsinki
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Academic lecture
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Academic lecture
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Academic lecture
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Academic lecture
1998
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Academic lectureSeip, Kristian. (1998) Developments from nonharmonic Fourier series. International Congress of Mathematicians , Berlin
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Lecture
1997
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LectureSeip, Kristian. (1997) Beurling-type density theorems for weighted LP spaces of entire functions. Entire functions in modern analysis , Tel Aviv
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Lecture
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LectureSeip, Kristian. (1997) Sampling and interpolation in some holomorphic spaces. , University College, Cork
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Academic lectureSeip, Kristian. (1997) On some interpolation problems for entire functions and the Hunt-Muckenhoupt-Wheeden theorem. Complex Analysis and Differential Equations , Uppsala
1995
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LectureSeip, Kristian. (1995) A Hilbert space of Dirichlet series and systems of dilated functions in L2(0,1). Linear Problems in Analysis , [Mangler data]
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Lecture
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Lecture
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LectureSeip, Kristian. (1995) A new application of Dirichlet series. Matematisk felleskollokvium , [Mangler data]
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LectureSeip, Kristian. (1995) Sampling and interpolation in spaces of holomorphic functions. , [Mangler data]
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LectureSeip, Kristian. (1995) Interpolating sequences and invariant subspaces of infinite index in Bergman spaces. , [Mangler data]
1994
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LectureSeip, Kristian. (1994) Growth and zeros of functions in Bergman space. AMS Summer Research Conference "Bergman Spaces and the Operators That Act on Them" , [Mangler data]
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LectureSeip, Kristian. (1994) Extensions of the Blaschke condition. 3rd Analysis Symposium , Bern 10.07.1994 - 14.07.1994