Navigasjon

  • Hopp til innhold
NTNU Hjemmeside

ntnu.no

  • Studier
    • Studieprogram
    • Søk opptak
    • Forkurs og oppfriskning
    • Videreutdanning og deltid
    • Studere på NTNU
  • Studentliv
    • Student i Gjøvik
    • Student i Trondheim
    • Student i Ålesund
    • Derfor velger vi NTNU
  • Forskning og innovasjon
    • Forskning
    • Innovasjon
    • Satsingsområder
    • Toppforskning
    • Ekspertlister
    • Ph.d.
  • Om NTNU
    • Fakulteter og institutter
    • Sentre
    • Bibliotek
    • Kart
    • Ledige stillinger
    • Arrangement
    • Nyheter
    • Kontakt oss
    • Om NTNU
  1. Hjem
  2. Ansatte

Språkvelger

English

Kristian Seip

Kristian Seip

Professor
Institutt for matematiske fag

kristian.seip@ntnu.no
73593516 91129136 Sentralbygg 2, 956, Gløshaugen, Alfred Getz vei 1
Om Publikasjoner Undervisning Formidling

Om

Kristian Seip (1962) har vært  professor ved Institutt for matematiske fag siden 1993. Han har vært instituttleder (1997 – 2001) og prodekan  for utdanning ved Fakultet for informasjonsteknologi, matematikk og elektroteknikk (2006 – 2012). Han er medlem i analysegruppen. Seip er utdannet sivilingeniør og har en doktorgrad fra NTNU. Hans forskningsområder er for tiden operatorrelatert funksjonsteori og analytisk tallteori.

Se engelsk side for mer informasjon.

 

 

Publikasjoner

  • Kronologisk
  • Etter kategori
  • Se alle publikasjoner i Cristin

2022

  • Bondarenko, Andrii; Radchenko, Danylo; Seip, Kristian. (2022) Fourier Interpolation with Zeros of Zeta and L-Functions. Constructive approximation.
    Vitenskapelig artikkel
  • Konyagin, Sergei; Queffelec, Herve; Saksman, Eero; Seip, Kristian. (2022) Riesz projection and bounded mean oscillation for Dirichlet series. Studia Mathematica. volum 262 (2).
    Vitenskapelig artikkel

2021

  • 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. volum 497 (2).
    Vitenskapelig artikkel
  • Brevig, Ole Fredrik; Ortega-Cerdà, Joaquim; Seip, Kristian. (2021) Idempotent Fourier multipliers acting contractively on H^p spaces. Geometric and Functional Analysis. volum 31 (6).
    Vitenskapelig artikkel

2020

  • Saias, Eric; Seip, Kristian. (2020) A footnote to a theorem Halász. Functiones et Approximatio Commentarii Mathematici. volum 63 (1).
    Vitenskapelig artikkel
  • Seip, Kristian. (2020) Universality and distribution of zeros and poles of some zeta functions. Journal d'Analyse Mathematique. volum 141.
    Vitenskapelig artikkel

2019

  • 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. volum 372 (9).
    Vitenskapelig artikkel
  • Brevig, Ole Fredrik; Perfekt, Karl-Mikael; Seip, Kristian. (2019) Volterra operators on Hardy spaces of Dirichlet series. Journal für die Reine und Angewandte Mathematik. volum 2019 (754).
    Vitenskapelig artikkel

2018

  • Bondarenko, Andrii; Brevig, Ole Fredrik; Saksman, Eero; Seip, Kristian; Zhao, Jing. (2018) Pseudomoments of the Riemann zeta function. Bulletin of the London Mathematical Society. volum 50 (4).
    Vitenskapelig artikkel
  • Bondarenko, Andrii; Seip, Kristian. (2018) Extreme values of the Riemann zeta function and its argument. Mathematische Annalen. volum 372.
    Vitenskapelig artikkel
  • Bondarenko, Andrii; Seip, Kristian. (2018) Note on the resonance method for the Riemann zeta function. Operator Theory: Advances and Applications. volum 261.
    Vitenskapelig artikkel
  • Brevig, Ole Fredrik; Ortega-Cerdà, Joaquim; Seip, Kristian; Zhao, Jing. (2018) Contractive inequalities for Hardy spaces. Functiones et Approximatio Commentarii Mathematici. volum 59 (1).
    Vitenskapelig artikkel
  • 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) Publishing House. 2018. ISBN 978-3-03719-186-6.
    Vitenskapelig antologi

2017

  • Bondarenko, Andrii; Seip, Kristian. (2017) Large greatest common divisor sums and extreme values of the Riemann zeta function. Duke mathematical journal. volum 166 (9).
    Vitenskapelig artikkel

2016

  • Bayart, Frederic; Queffelec, Herve; Seip, Kristian. (2016) Approximation numbers of composition operators on H^p spaces of Dirichlet series. Annales de l'Institut Fourier. volum 66 (2).
    Vitenskapelig artikkel
  • Bondarenko, Andrii; Hilberdink, Titus; Seip, Kristian. (2016) Gal-type GCD sums beyond the critical line. Journal of Number Theory. volum 166.
    Vitenskapelig artikkel
  • Bondarenko, Andrii; Seip, Kristian. (2016) Helson's problem for sums of a random multiplicative function. Mathematika. volum 62 (1).
    Vitenskapelig artikkel
  • Brevig, Ole Fredrik; Perfekt, Karl-Mikael; Seip, Kristian; Siskakis, Aristomenis; Vukotic, Dragan. (2016) The multiplicative Hilbert matrix. Advances in Mathematics. volum 302.
    Vitenskapelig artikkel
  • Saksman, Eero; Seip, Kristian. (2016) Some open questions in analysis for Dirichlet series. Recent Progress on Operator Theory and Approximation in Spaces of Analytic Functions.
    Vitenskapelig kapittel/artikkel

2015

  • Aistleitner, Christoph; Berkes, Istvan; Seip, Kristian. (2015) GCD sums from Poisson integrals and systems of dilated functions. Journal of the European Mathematical Society (Print). volum 17 (6).
    Vitenskapelig artikkel
  • Aistleitner, Christoph; Berkes, Istvan; Seip, Kristian; Weber, Michel. (2015) Convergence of series of dilated functions and spectral norms of GCD matrices. Acta Arithmetica. volum 168 (3).
    Vitenskapelig artikkel
  • Bondarenko, Andrii; Heap, Winston Paul; Seip, Kristian. (2015) An inequality of Hardy-Littlewood type for Dirichlet polynomials. Journal of Number Theory. volum 150.
    Vitenskapelig artikkel
  • Bondarenko, Andrii; Seip, Kristian. (2015) GCD sums and complete sets of square-free numbers. Bulletin of the London Mathematical Society. volum 47 (1).
    Vitenskapelig artikkel
  • Queffelec, Herve; Seip, Kristian. (2015) Approximation numbers of composition operators on the H^2 space of Dirichlet series. Journal of Functional Analysis. volum 268 (6).
    Vitenskapelig artikkel
  • Queffelec, Herve; Seip, Kristian. (2015) Decay rates for approximation numbers of composition operators. Journal d'Analyse Mathematique. volum 125 (1).
    Vitenskapelig artikkel

2014

  • Bondarenko, Andrii; Seip, Kristian. (2014) GCD sums and complete sets of square-free numbers. Bulletin of the London Mathematical Society. volum 47 (1).
    Vitenskapelig artikkel

2013

  • Seip, Kristian. (2013) Interpolation and sampling in small Bergman spaces. Collectanea Mathematica. volum 64 (1).
    Vitenskapelig artikkel
  • Seip, Kristian. (2013) Zeros of functions in Hilbert spaces of Dirichlet series. Mathematische Zeitschrift. volum 274.
    Vitenskapelig artikkel
  • Seip, Kristian; Youssfi, El Hassan. (2013) Hankel Operators on Fock Spaces and Related Bergman Kernel Estimates. Journal of Geometric Analysis. volum 23 (1).
    Vitenskapelig artikkel

2012

  • 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. volum 11 (4).
    Vitenskapelig artikkel
  • Ortega-Cerdà, Joaquim; Seip, Kristian. (2012) A lower bound in Nehari's theorem on the polydisc. Journal d'Analyse Mathematique. volum 118.
    Vitenskapelig artikkel

2011

  • Defant, Andreas; Frerick, Leonhard; Ortega-Cerdà, Joaquim; Ounaies, Myriam; Seip, Kristian. (2011) The Bohnenblust-Hille inequality for homogeneous polynomials is hypercontractive. Annals of Mathematics. volum 174.
    Vitenskapelig artikkel
  • Marzo, Sanchez Jorge; Seip, Kristian. (2011) L-infinity to L-p constants for Riesz projections. Bulletin des Sciences Mathématiques. volum 135 (3).
    Vitenskapelig artikkel
  • Seip, Kristian; Belov, Yurii; Mengestie, Tesfa Yigrem. (2011) Discrete Hilbert transforms on sparse sequences. Proceedings of the London Mathematical Society. volum 103.
    Vitenskapelig artikkel
  • Seip, Kristian; Marzo, Sanchez Jorge. (2011) L^\infty to L^p constants for Riesz projections. Bulletin des Sciences Mathématiques. volum 135.
    Vitenskapelig artikkel

2010

  • Belov, Yury; Mengestie, Tesfa Yigrem; Seip, Kristian. (2010) Unitary discrete Hilbert transforms. Journal d'Analyse Mathematique. volum 112 (1).
    Vitenskapelig artikkel
  • Seip, Kristian; Mashreghi, Javad; Ransford, Thomas. (2010) Hilbert spaces of analytic functions. American Mathematical Society (AMS). 2010. ISBN 978-0-8218-4879-1.
    Vitenskapelig antologi

2009

  • Ascensi, Gerard; Lyubarskii, Yurii; Seip, Kristian. (2009) Phase space distribution of Gabor expansions. Applied and Computational Harmonic Analysis. volum 26 (2).
    Vitenskapelig artikkel
  • Lind-Johansen, Øyvind; Seip, Kristian; Skaar, Johannes. (2009) The perfect lens on a finite bandwidth. Journal of Mathematical Physics. volum 50 (1).
    Vitenskapelig artikkel
  • Marzo, Jordi; Seip, Kristian. (2009) THE KADETS 1/4 THEOREM FOR POLYNOMIALS. Mathematica Scandinavica. volum 104 (2).
    Vitenskapelig artikkel
  • Saksman, Eero; Seip, Kristian. (2009) Integral means and boundary limits of Dirichlet series. Bulletin of the London Mathematical Society. volum 41.
    Vitenskapelig artikkel
  • Seip, Kristian. (2009) Interpolation by Dirichlet Series in H^infty. Linear and Complex Analysis: Dedicated to V.P. Havin on the Occasion of His 75th Birthday.
    Vitenskapelig kapittel/artikkel

2008

  • Olsen, Jan-Fredrik; Seip, Kristian. (2008) Local interpolation in Hilbert spaces of Dirichlet series. Proceedings of the American Mathematical Society. volum 136.
    Vitenskapelig artikkel
  • Seip, Kristian; Groechenig, Karlheinz; Kutyniok, Gitta. (2008) Landau's necessary density conditions for LCA groups. Journal of Functional Analysis. volum 255.
    Vitenskapelig artikkel

2006

  • Skaar, Johannes; Seip, Kristian. (2006) Bounds for the refractive indices of metamaterials. Journal of Physics D: Applied Physics. volum 39.
    Vitenskapelig artikkel

2005

  • Seip, Kristian; Skaar, Johannes. (2005) An extremal problem related to negative refraction. Skrifter.
    Vitenskapelig artikkel

2004

  • Seip, Kristian. (2004) Interpolation and sampling in spaces of analytic functions. American Mathematical Society (AMS). 2004. ISBN 0-8218-3554-8. University Lecture Series (33).
    Vitenskapelig monografi
  • Seip, Kristian. (2004) Surjective Toeplitz operators. Acta Scientarum Mathematicarum. volum 70 (3-4).
    Vitenskapelig artikkel
  • Nicolau, A; Ortega-Cerda, J; Seip, Kristian. (2004) The constant of interpolation. Pacific Journal of Mathematics. volum 213 (2).
    Vitenskapelig artikkel
  • Ortega-Cerda, J; Seip, Kristian. (2004) Harmonic measure and uniform densities. Indiana University Mathematics Journal. volum 53 (3).
    Vitenskapelig artikkel

2003

  • Seip, Kristian. (2003) Extremal functions as divisors for kernels of Toeplitz operators. Journal of Functional Analysis. volum 202 (2).
    Vitenskapelig artikkel
  • Seip, Kristian; Chicon, Kinga. (2003) Weighted holomorphic spaces with trivial closed range multiplication operators. Proceedings of the American Mathematical Society. volum 131 (1).
    Vitenskapelig artikkel

2002

  • Seip, Kristian; Lyubarskii, Yurii. (2002) Weighted Paley-Wiener spaces. Journal of The American Mathematical Society. volum 15 (4).
    Vitenskapelig artikkel
  • Seip, Kristian; Ortega-Cerda, Joaquim. (2002) Fourier frames. Annals of Mathematics. volum 155.
    Vitenskapelig artikkel

2001

  • Lyubarskii, Yurii; Seip, Kristian. (2001) A splitting problem for unconditional bases of complex exponentials. 2001. Israel mathematical conference proceedings. (15).
    Rapport

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. volum 352 (9).
    Vitenskapelig artikkel
  • Schuster, Alexander P.; Seip, Kristian. (2000) Weak conditions for interpolation in holomorphic spaces. Publicacions matemàtiques. volum 44.
    Vitenskapelig artikkel
  • Seip, Kristian. (2000) On Gröchenig, Heil, and Walnut's proof of the local three squares theorem. Arkiv för matematik. volum 38 (1).
    Vitenskapelig artikkel

1999

  • Flornes, Kristin; Lyubarskii, Yurii; Seip, Kristian. (1999) A direct interpolation method for irregular sampling. Applied and Computational Harmonic Analysis.
    Vitenskapelig artikkel
  • 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)". Duke mathematical journal.
    Vitenskapelig kapittel/artikkel
  • Lyubarskii, Yurii; Seip, Kristian. (1999) Convergence and summability of Gabor expansions at the Nyquist density. Journal of Fourier Analysis and Applications. volum 5 (2/3).
    Vitenskapelig artikkel
  • Ortega-Cerda, Joaquim; Seip, Kristian. (1999) Multipliers for entire functions and an interpolation problem of Beurling. Journal of Functional Analysis. volum 162.
    Vitenskapelig artikkel

1998

  • Lindqvist, Peter; Seip, Kristian. (1998) Note on some greatest common divisor matrices. Acta Arithmetica. volum 84 (2).
    Vitenskapelig artikkel
  • Ortega-Cerdà, Joaquim; Seip, Kristian. (1998) Beurling-type density theorems for weighted LP spaces of entire functions. Journal d'Analyse Mathematique. volum 75/1998.
    Vitenskapelig artikkel
  • Seip, Kristian; Ortega-Cerdà, Joaquim. (1998) Beurling-type density theorems for weighted L^P spaces of entire function. Journal d'Analyse Mathematique. volum 75.
    Vitenskapelig artikkel

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. volum 86 (1).
    Vitenskapelig artikkel
  • Lyubarskii, Yurii; Seip, Kristian. (1997) Complete interpolating sequences for Paley-Wiener spaces and Muckenhoupt's (Ap) condition. Revista matemática iberoamericana. volum 13 (2).
    Vitenskapelig artikkel
  • 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. volum 13 (5).
    Vitenskapelig artikkel
  • Seip, Kristian; Ulanovskii, Aleksander. (1997) Beurling-Malliavin density of random sequences. Proceedings of the American Mathematical Society. volum 125.
    Vitenskapelig artikkel
  • Seip, Kristian; Ulanovskii, Aleksander. (1997) Beurling-Malliavin density of random sequences. Proceedings of the American Mathematical Society. volum 125.
    Vitenskapelig artikkel

1996

  • Seip, Kristian; Ulanovskii, Aleksander. (1996) Random exponential frames. Journal of the London Mathematical Society. volum 53.
    Vitenskapelig artikkel
  • Seip, Kristian; Ulanovskii, Aleksander. (1996) Random exponential frames. Journal of the London Mathematical Society. volum 53.
    Vitenskapelig artikkel

1995

  • Seip, Kristian. (1995) A simple construction of exponential bases in L2 of the union of several intervals. Proceedings of the Edinburgh Mathematical Society. volum 38.
    Vitenskapelig artikkel
  • Seip, Kristian. (1995) An extension of the Blaschke condition. Journal of the London Mathematical Society. volum 51 (2).
    Vitenskapelig artikkel
  • Seip, Kristian. (1995) On the connection between exponential bases and certain related sequences in L2(-_p,_p). Journal of Functional Analysis. volum 130 (1).
    Vitenskapelig artikkel
  • Seip, Kristian; Ulanovskii, Aleksander. (1995) A best covering problem. Mathematica Scandinavica. volum 77.
    Vitenskapelig artikkel
  • Seip, Kristian; Ulanovskii, Aleksander; ukjent-for-m018958, ukjent-for-m018958. (1995) A best covering problem. ?. volum 77.
    Vitenskapelig artikkel

1994

  • Seip, Kristian. (1994) On a theorem of Korenblum. Arkiv för matematik. volum 32.
    Vitenskapelig artikkel

1992

  • Seip, Kristian. (1992) Addendum to "Curves of maximum modulus in coherent state representations". Annales Henri Poincaré - A Journal of Theoretical and Mathematical Physics. volum 57 (2).
    Vitenskapelig artikkel
  • Seip, Kristian. (1992) Density theorems for sampling and interpolation in the Bargmann-Fock space. Bulletin of the American Mathematical Society.
    Vitenskapelig artikkel
  • Seip, Kristian. (1992) Density theorems for sampling and interpolation in the Bargmann-Fock space I. Journal für die Reine und Angewandte Mathematik.
    Vitenskapelig artikkel
  • Seip, Kristian. (1992) Density theorems for sampling and interpolation in the Bargmann-Fock space II. Journal für die Reine und Angewandte Mathematik.
    Vitenskapelig artikkel

1991

  • Owren, Brynjulf; Seip, Kristian. (1991) A uniqueness result related to the stability of explicit Runge-Kutta methods. BIT Numerical Mathematics. volum 31 (2).
    Vitenskapelig artikkel

1990

  • Owren, Brynjulf; Seip, Kristian. (1990) Some stability results for explicit Runge-Kutta methods. BIT Numerical Mathematics. volum 30 (4).
    Vitenskapelig artikkel

Vitenskapelige artikler

  • Bondarenko, Andrii; Radchenko, Danylo; Seip, Kristian. (2022) Fourier Interpolation with Zeros of Zeta and L-Functions. Constructive approximation.
    Vitenskapelig artikkel
  • Konyagin, Sergei; Queffelec, Herve; Saksman, Eero; Seip, Kristian. (2022) Riesz projection and bounded mean oscillation for Dirichlet series. Studia Mathematica. volum 262 (2).
    Vitenskapelig artikkel
  • 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. volum 497 (2).
    Vitenskapelig artikkel
  • Brevig, Ole Fredrik; Ortega-Cerdà, Joaquim; Seip, Kristian. (2021) Idempotent Fourier multipliers acting contractively on H^p spaces. Geometric and Functional Analysis. volum 31 (6).
    Vitenskapelig artikkel
  • Saias, Eric; Seip, Kristian. (2020) A footnote to a theorem Halász. Functiones et Approximatio Commentarii Mathematici. volum 63 (1).
    Vitenskapelig artikkel
  • Seip, Kristian. (2020) Universality and distribution of zeros and poles of some zeta functions. Journal d'Analyse Mathematique. volum 141.
    Vitenskapelig artikkel
  • 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. volum 372 (9).
    Vitenskapelig artikkel
  • Brevig, Ole Fredrik; Perfekt, Karl-Mikael; Seip, Kristian. (2019) Volterra operators on Hardy spaces of Dirichlet series. Journal für die Reine und Angewandte Mathematik. volum 2019 (754).
    Vitenskapelig artikkel
  • Bondarenko, Andrii; Brevig, Ole Fredrik; Saksman, Eero; Seip, Kristian; Zhao, Jing. (2018) Pseudomoments of the Riemann zeta function. Bulletin of the London Mathematical Society. volum 50 (4).
    Vitenskapelig artikkel
  • Bondarenko, Andrii; Seip, Kristian. (2018) Extreme values of the Riemann zeta function and its argument. Mathematische Annalen. volum 372.
    Vitenskapelig artikkel
  • Bondarenko, Andrii; Seip, Kristian. (2018) Note on the resonance method for the Riemann zeta function. Operator Theory: Advances and Applications. volum 261.
    Vitenskapelig artikkel
  • Brevig, Ole Fredrik; Ortega-Cerdà, Joaquim; Seip, Kristian; Zhao, Jing. (2018) Contractive inequalities for Hardy spaces. Functiones et Approximatio Commentarii Mathematici. volum 59 (1).
    Vitenskapelig artikkel
  • Bondarenko, Andrii; Seip, Kristian. (2017) Large greatest common divisor sums and extreme values of the Riemann zeta function. Duke mathematical journal. volum 166 (9).
    Vitenskapelig artikkel
  • Bayart, Frederic; Queffelec, Herve; Seip, Kristian. (2016) Approximation numbers of composition operators on H^p spaces of Dirichlet series. Annales de l'Institut Fourier. volum 66 (2).
    Vitenskapelig artikkel
  • Bondarenko, Andrii; Hilberdink, Titus; Seip, Kristian. (2016) Gal-type GCD sums beyond the critical line. Journal of Number Theory. volum 166.
    Vitenskapelig artikkel
  • Bondarenko, Andrii; Seip, Kristian. (2016) Helson's problem for sums of a random multiplicative function. Mathematika. volum 62 (1).
    Vitenskapelig artikkel
  • Brevig, Ole Fredrik; Perfekt, Karl-Mikael; Seip, Kristian; Siskakis, Aristomenis; Vukotic, Dragan. (2016) The multiplicative Hilbert matrix. Advances in Mathematics. volum 302.
    Vitenskapelig artikkel
  • Aistleitner, Christoph; Berkes, Istvan; Seip, Kristian. (2015) GCD sums from Poisson integrals and systems of dilated functions. Journal of the European Mathematical Society (Print). volum 17 (6).
    Vitenskapelig artikkel
  • Aistleitner, Christoph; Berkes, Istvan; Seip, Kristian; Weber, Michel. (2015) Convergence of series of dilated functions and spectral norms of GCD matrices. Acta Arithmetica. volum 168 (3).
    Vitenskapelig artikkel
  • Bondarenko, Andrii; Heap, Winston Paul; Seip, Kristian. (2015) An inequality of Hardy-Littlewood type for Dirichlet polynomials. Journal of Number Theory. volum 150.
    Vitenskapelig artikkel
  • Bondarenko, Andrii; Seip, Kristian. (2015) GCD sums and complete sets of square-free numbers. Bulletin of the London Mathematical Society. volum 47 (1).
    Vitenskapelig artikkel
  • Queffelec, Herve; Seip, Kristian. (2015) Approximation numbers of composition operators on the H^2 space of Dirichlet series. Journal of Functional Analysis. volum 268 (6).
    Vitenskapelig artikkel
  • Queffelec, Herve; Seip, Kristian. (2015) Decay rates for approximation numbers of composition operators. Journal d'Analyse Mathematique. volum 125 (1).
    Vitenskapelig artikkel
  • Bondarenko, Andrii; Seip, Kristian. (2014) GCD sums and complete sets of square-free numbers. Bulletin of the London Mathematical Society. volum 47 (1).
    Vitenskapelig artikkel
  • Seip, Kristian. (2013) Interpolation and sampling in small Bergman spaces. Collectanea Mathematica. volum 64 (1).
    Vitenskapelig artikkel
  • Seip, Kristian. (2013) Zeros of functions in Hilbert spaces of Dirichlet series. Mathematische Zeitschrift. volum 274.
    Vitenskapelig artikkel
  • Seip, Kristian; Youssfi, El Hassan. (2013) Hankel Operators on Fock Spaces and Related Bergman Kernel Estimates. Journal of Geometric Analysis. volum 23 (1).
    Vitenskapelig artikkel
  • 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. volum 11 (4).
    Vitenskapelig artikkel
  • Ortega-Cerdà, Joaquim; Seip, Kristian. (2012) A lower bound in Nehari's theorem on the polydisc. Journal d'Analyse Mathematique. volum 118.
    Vitenskapelig artikkel
  • Defant, Andreas; Frerick, Leonhard; Ortega-Cerdà, Joaquim; Ounaies, Myriam; Seip, Kristian. (2011) The Bohnenblust-Hille inequality for homogeneous polynomials is hypercontractive. Annals of Mathematics. volum 174.
    Vitenskapelig artikkel
  • Marzo, Sanchez Jorge; Seip, Kristian. (2011) L-infinity to L-p constants for Riesz projections. Bulletin des Sciences Mathématiques. volum 135 (3).
    Vitenskapelig artikkel
  • Seip, Kristian; Belov, Yurii; Mengestie, Tesfa Yigrem. (2011) Discrete Hilbert transforms on sparse sequences. Proceedings of the London Mathematical Society. volum 103.
    Vitenskapelig artikkel
  • Seip, Kristian; Marzo, Sanchez Jorge. (2011) L^\infty to L^p constants for Riesz projections. Bulletin des Sciences Mathématiques. volum 135.
    Vitenskapelig artikkel
  • Belov, Yury; Mengestie, Tesfa Yigrem; Seip, Kristian. (2010) Unitary discrete Hilbert transforms. Journal d'Analyse Mathematique. volum 112 (1).
    Vitenskapelig artikkel
  • Ascensi, Gerard; Lyubarskii, Yurii; Seip, Kristian. (2009) Phase space distribution of Gabor expansions. Applied and Computational Harmonic Analysis. volum 26 (2).
    Vitenskapelig artikkel
  • Lind-Johansen, Øyvind; Seip, Kristian; Skaar, Johannes. (2009) The perfect lens on a finite bandwidth. Journal of Mathematical Physics. volum 50 (1).
    Vitenskapelig artikkel
  • Marzo, Jordi; Seip, Kristian. (2009) THE KADETS 1/4 THEOREM FOR POLYNOMIALS. Mathematica Scandinavica. volum 104 (2).
    Vitenskapelig artikkel
  • Saksman, Eero; Seip, Kristian. (2009) Integral means and boundary limits of Dirichlet series. Bulletin of the London Mathematical Society. volum 41.
    Vitenskapelig artikkel
  • Olsen, Jan-Fredrik; Seip, Kristian. (2008) Local interpolation in Hilbert spaces of Dirichlet series. Proceedings of the American Mathematical Society. volum 136.
    Vitenskapelig artikkel
  • Seip, Kristian; Groechenig, Karlheinz; Kutyniok, Gitta. (2008) Landau's necessary density conditions for LCA groups. Journal of Functional Analysis. volum 255.
    Vitenskapelig artikkel
  • Skaar, Johannes; Seip, Kristian. (2006) Bounds for the refractive indices of metamaterials. Journal of Physics D: Applied Physics. volum 39.
    Vitenskapelig artikkel
  • Seip, Kristian; Skaar, Johannes. (2005) An extremal problem related to negative refraction. Skrifter.
    Vitenskapelig artikkel
  • Seip, Kristian. (2004) Surjective Toeplitz operators. Acta Scientarum Mathematicarum. volum 70 (3-4).
    Vitenskapelig artikkel
  • Nicolau, A; Ortega-Cerda, J; Seip, Kristian. (2004) The constant of interpolation. Pacific Journal of Mathematics. volum 213 (2).
    Vitenskapelig artikkel
  • Ortega-Cerda, J; Seip, Kristian. (2004) Harmonic measure and uniform densities. Indiana University Mathematics Journal. volum 53 (3).
    Vitenskapelig artikkel
  • Seip, Kristian. (2003) Extremal functions as divisors for kernels of Toeplitz operators. Journal of Functional Analysis. volum 202 (2).
    Vitenskapelig artikkel
  • Seip, Kristian; Chicon, Kinga. (2003) Weighted holomorphic spaces with trivial closed range multiplication operators. Proceedings of the American Mathematical Society. volum 131 (1).
    Vitenskapelig artikkel
  • Seip, Kristian; Lyubarskii, Yurii. (2002) Weighted Paley-Wiener spaces. Journal of The American Mathematical Society. volum 15 (4).
    Vitenskapelig artikkel
  • Seip, Kristian; Ortega-Cerda, Joaquim. (2002) Fourier frames. Annals of Mathematics. volum 155.
    Vitenskapelig artikkel
  • Duren, Peter L.; Schuster, Alexander P.; Seip, Kristian. (2000) Uniform densities of regular sequences in the unit disk. Transactions of the American Mathematical Society. volum 352 (9).
    Vitenskapelig artikkel
  • Schuster, Alexander P.; Seip, Kristian. (2000) Weak conditions for interpolation in holomorphic spaces. Publicacions matemàtiques. volum 44.
    Vitenskapelig artikkel
  • Seip, Kristian. (2000) On Gröchenig, Heil, and Walnut's proof of the local three squares theorem. Arkiv för matematik. volum 38 (1).
    Vitenskapelig artikkel
  • Flornes, Kristin; Lyubarskii, Yurii; Seip, Kristian. (1999) A direct interpolation method for irregular sampling. Applied and Computational Harmonic Analysis.
    Vitenskapelig artikkel
  • Lyubarskii, Yurii; Seip, Kristian. (1999) Convergence and summability of Gabor expansions at the Nyquist density. Journal of Fourier Analysis and Applications. volum 5 (2/3).
    Vitenskapelig artikkel
  • Ortega-Cerda, Joaquim; Seip, Kristian. (1999) Multipliers for entire functions and an interpolation problem of Beurling. Journal of Functional Analysis. volum 162.
    Vitenskapelig artikkel
  • Lindqvist, Peter; Seip, Kristian. (1998) Note on some greatest common divisor matrices. Acta Arithmetica. volum 84 (2).
    Vitenskapelig artikkel
  • Ortega-Cerdà, Joaquim; Seip, Kristian. (1998) Beurling-type density theorems for weighted LP spaces of entire functions. Journal d'Analyse Mathematique. volum 75/1998.
    Vitenskapelig artikkel
  • Seip, Kristian; Ortega-Cerdà, Joaquim. (1998) Beurling-type density theorems for weighted L^P spaces of entire function. Journal d'Analyse Mathematique. volum 75.
    Vitenskapelig artikkel
  • 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. volum 86 (1).
    Vitenskapelig artikkel
  • Lyubarskii, Yurii; Seip, Kristian. (1997) Complete interpolating sequences for Paley-Wiener spaces and Muckenhoupt's (Ap) condition. Revista matemática iberoamericana. volum 13 (2).
    Vitenskapelig artikkel
  • 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. volum 13 (5).
    Vitenskapelig artikkel
  • Seip, Kristian; Ulanovskii, Aleksander. (1997) Beurling-Malliavin density of random sequences. Proceedings of the American Mathematical Society. volum 125.
    Vitenskapelig artikkel
  • Seip, Kristian; Ulanovskii, Aleksander. (1997) Beurling-Malliavin density of random sequences. Proceedings of the American Mathematical Society. volum 125.
    Vitenskapelig artikkel
  • Seip, Kristian; Ulanovskii, Aleksander. (1996) Random exponential frames. Journal of the London Mathematical Society. volum 53.
    Vitenskapelig artikkel
  • Seip, Kristian; Ulanovskii, Aleksander. (1996) Random exponential frames. Journal of the London Mathematical Society. volum 53.
    Vitenskapelig artikkel
  • Seip, Kristian. (1995) A simple construction of exponential bases in L2 of the union of several intervals. Proceedings of the Edinburgh Mathematical Society. volum 38.
    Vitenskapelig artikkel
  • Seip, Kristian. (1995) An extension of the Blaschke condition. Journal of the London Mathematical Society. volum 51 (2).
    Vitenskapelig artikkel
  • Seip, Kristian. (1995) On the connection between exponential bases and certain related sequences in L2(-_p,_p). Journal of Functional Analysis. volum 130 (1).
    Vitenskapelig artikkel
  • Seip, Kristian; Ulanovskii, Aleksander. (1995) A best covering problem. Mathematica Scandinavica. volum 77.
    Vitenskapelig artikkel
  • Seip, Kristian; Ulanovskii, Aleksander; ukjent-for-m018958, ukjent-for-m018958. (1995) A best covering problem. ?. volum 77.
    Vitenskapelig artikkel
  • Seip, Kristian. (1994) On a theorem of Korenblum. Arkiv för matematik. volum 32.
    Vitenskapelig artikkel
  • Seip, Kristian. (1992) Addendum to "Curves of maximum modulus in coherent state representations". Annales Henri Poincaré - A Journal of Theoretical and Mathematical Physics. volum 57 (2).
    Vitenskapelig artikkel
  • Seip, Kristian. (1992) Density theorems for sampling and interpolation in the Bargmann-Fock space. Bulletin of the American Mathematical Society.
    Vitenskapelig artikkel
  • Seip, Kristian. (1992) Density theorems for sampling and interpolation in the Bargmann-Fock space I. Journal für die Reine und Angewandte Mathematik.
    Vitenskapelig artikkel
  • Seip, Kristian. (1992) Density theorems for sampling and interpolation in the Bargmann-Fock space II. Journal für die Reine und Angewandte Mathematik.
    Vitenskapelig artikkel
  • Owren, Brynjulf; Seip, Kristian. (1991) A uniqueness result related to the stability of explicit Runge-Kutta methods. BIT Numerical Mathematics. volum 31 (2).
    Vitenskapelig artikkel
  • Owren, Brynjulf; Seip, Kristian. (1990) Some stability results for explicit Runge-Kutta methods. BIT Numerical Mathematics. volum 30 (4).
    Vitenskapelig artikkel

Bøker

  • 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) Publishing House. 2018. ISBN 978-3-03719-186-6.
    Vitenskapelig antologi
  • Seip, Kristian; Mashreghi, Javad; Ransford, Thomas. (2010) Hilbert spaces of analytic functions. American Mathematical Society (AMS). 2010. ISBN 978-0-8218-4879-1.
    Vitenskapelig antologi
  • Seip, Kristian. (2004) Interpolation and sampling in spaces of analytic functions. American Mathematical Society (AMS). 2004. ISBN 0-8218-3554-8. University Lecture Series (33).
    Vitenskapelig monografi

Del av bok/rapport

  • Saksman, Eero; Seip, Kristian. (2016) Some open questions in analysis for Dirichlet series. Recent Progress on Operator Theory and Approximation in Spaces of Analytic Functions.
    Vitenskapelig kapittel/artikkel
  • Seip, Kristian. (2009) Interpolation by Dirichlet Series in H^infty. Linear and Complex Analysis: Dedicated to V.P. Havin on the Occasion of His 75th Birthday.
    Vitenskapelig kapittel/artikkel
  • 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)". Duke mathematical journal.
    Vitenskapelig kapittel/artikkel

Rapport

  • Lyubarskii, Yurii; Seip, Kristian. (2001) A splitting problem for unconditional bases of complex exponentials. 2001. Israel mathematical conference proceedings. (15).
    Rapport

Undervisning

Emner

  • MA2106 - Kompleks funksjonsteori og differensialligninger
  • MA3150 - Analytisk tallteori

Formidling

2022

  • Vitenskapelig foredrag
    Seip, Kristian. (2022) Contractive norm inequalities. 73rd British Mathematical Colloquium, Morning Lecture . King's College London; London. 2022-06-06 - 2022-06-09.
  • Vitenskapelig foredrag
    Seip, Kristian. (2022) Idempotent Fourier multipliers acting contractively on H^p spaces. Operators, Functions, Systems: Classical and Modern . Polish Academy of Sciences, Banach Center; Bedlewo. 2022-06-12 - 2022-06-18.
  • Vitenskapelig foredrag
    Seip, Kristian. (2022) Inequalities via Numerics. Theoretical and Computational Aspects of Dynamical Systems . NTNU; Trysil. 2022-12-12 - 2022-12-15.
  • Vitenskapelig foredrag
    Seip, Kristian. (2022) Point evaluation in Paley--Wiener spaces. Bordeaux Analysis Seminar . Université de Bordeaux; Bordeaux. 2022-12-01 - 2022-12-01.
  • Populærvitenskapelig foredrag
    Seip, Kristian. (2022) Riemann-hypotesen. Onsdagsforelesning . Realfagsstudentene ved NTNU; 2022-05-04 - 2022-05-04.

2021

  • Vitenskapelig foredrag
    Seip, Kristian. (2021) Contractive inequalities for Hardy spaces. Colloquium on Analytic Function Spaces and their Applications . Fields Institute; Toronto (Zoom talk). 2021-10-22 - 2021-10-22.
  • Vitenskapelig foredrag
    Seip, Kristian. (2021) Contractive inequalities for Hardy spaces. 13th ISAAC Congress (online conference) . University of Ghent; Ghent (Zoom talks). 2021-08-02 - 2021-08-06.
  • Vitenskapelig foredrag
    Seip, Kristian. (2021) Contractive inequalities for Hardy spaces. ”Analysis Day” on the occasion of 80-th anniversary of Nikolai Nikolski . University of Bordeaux/St. Petersburg State University; Zoom talk, Bordeaux. 2021-07-05 - 2021-07-05.
  • Vitenskapelig foredrag
    Seip, Kristian. (2021) Idempotent Fourier multipliers acting contractively on H^p spaces. Frontiers of Operator Theory . CIRM; Luminy. 2021-11-29 - 2021-12-03.
  • Vitenskapelig foredrag
    Seip, Kristian. (2021) Idempotent Fourier multipliers acting contractively on H^p spaces. Analysis Seminar, Beograd . University of Beograd; Zoom talk, Beograd. 2021-05-12 - 2021-05-12.
  • Vitenskapelig foredrag
    Seip, Kristian. (2021) Idempotent Fourier multipliers acting contractively on H^p spaces. Geometric and Functional Analysis Seminer . University of Helsinki; Zoom talk, Helsinki. 2021-05-06 - 2021-05-06.
  • Populærvitenskapelig foredrag
    Seip, Kristian. (2021) Riemann-hypotesen. Realfagsdagene 2021 . Delta, Linjeforeningen for matematikk og fysikk ved NTNU; Trondheim (online). 2021-03-09 - 2021-03-09.

2020

  • Vitenskapelig foredrag
    Seip, Kristian. (2020) Fourier interpolation with the zeros of the Riemann zeta function. Online Seminar on Complex Analysis and Allied Topics, Roma, Milano, Bologna . Universities of Rome (Tor Vergata), Milano, Bologna; Roma. 2020-10-06 - 2020-10-06.
  • Vitenskapelig foredrag
    Seip, Kristian. (2020) Fourier interpolation with the zeros of the Riemann zeta function. Inaugural Lecture Tblisi Analysis & PDE Seminar . University of Georgia; Tblisi (online). 2020-11-16 - 2020-11-16.
  • Vitenskapelig foredrag
    Seip, Kristian. (2020) Fourier interpolation with zeros of zeta and L-functions. Tel Aviv University Analysis Seminar . Tel Aviv University; Tel Aviv. 2020-06-16 - 2020-06-16.
  • Vitenskapelig foredrag
    Seip, Kristian. (2020) Fourier interpolation with zeros of zeta and L-functions. Analysis and PDE Webinar (IMPA) . IMPA; Rio de Janeiro. 2020-05-28 - 2020-05-28.

2019

  • Vitenskapelig foredrag
    Seip, Kristian. (2019) Encounters with the Riemann Zeta Function. Barcelona Analysis Conference 2019 . Universitat de Barcelona; Barcelona. 2019-06-25 - 2019-06-28.
  • Vitenskapelig foredrag
    Seip, Kristian. (2019) On and around the Riemann zeta function. Colloquium . Universidad Carlos III de Madrid; Madrid. 2019-12-03 - 2019-12-03.
  • Vitenskapelig foredrag
    Seip, Kristian. (2019) Some glimpses of the Riemann zeta function. Challenges and New Perspectives in Mathematics . Hassan II Academy of Sciences and Technology; Rabat. 2019-11-14 - 2019-11-15.
  • Vitenskapelig foredrag
    Seip, Kristian. (2019) The H^1 inequalities of Carleman and Hardy from a multiplicative point of view. Analysis, Probability, Number Theory and Their Interaction . King's College London; London. 2019-04-05 - 2019-04-05.
  • Vitenskapelig foredrag
    Seip, Kristian. (2019) Value Distribution of Some Zeta Functions. Holomorphic Days . University of Copenhagen; København. 2019-06-18 - 2019-06-19.
  • Vitenskapelig foredrag
    Seip, Kristian. (2019) Value distribution of Dirichlet series. Advanced Course, Intensive Research Programme, "Spaces of Analytic Functions: Approximation, Interpolation, Sampling"I . Centre de Recerca Matemàtica; Bellaterra, Barcelona. 2019-11-04 - 2019-11-07.
  • Vitenskapelig foredrag
    Seip, Kristian. (2019) Value distribution of some zeta functions. Interpolation in Spaces of Analytic Functions . CIRM Centre International de Rencontres Mathématiques; Luminy. 2019-11-18 - 2019-11-22.
  • Vitenskapelig foredrag
    Seip, Kristian. (2019) Value distribution of some zeta functions. New Trends in Complex and Fourier Analysis, and Operator Theory . Istituto Nationale di Alta Matematica; Roma. 2019-09-23 - 2019-09-27.
  • Vitenskapelig foredrag
    Seip, Kristian. (2019) Value distribution of some zeta functions. Explorations in Harmonic Analysis and Other realms, A conference honoring Alexander Olevskii's 80th birthday . Weizmann Institute; Rehovot. 2019-02-10 - 2019-02-14.
  • Vitenskapelig foredrag
    Seip, Kristian. (2019) Volterra operators on Hardy spaces of Dirichlet series. Spaces of Analytic Functions: Approximation, Interpolation, Sampling . Centre de Recerca Matemàtica; Bellaterra, Barcelona. 2019-11-25 - 2019-11-29.

2018

  • Vitenskapelig foredrag
    Seip, Kristian. (2018) Extreme values of the Riemann zeta function and its argument. N-Cube Days . Lund University; Lund. 2018-11-30 - 2018-12-01.
  • Vitenskapelig foredrag
    Seip, 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 . Steklov Mathematical Institute of Russian Academy of Science; Moskva. 2018-10-08 - 2018-10-09.
  • Vitenskapelig foredrag
    Seip, 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; Institut Mittag-Leffler. 2018-06-04 - 2018-06-05.
  • Vitenskapelig foredrag
    Seip, 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; University College Dublin. 2018-06-11 - 2018-06-15.
  • Vitenskapelig foredrag
    Seip, Kristian. (2018) Hardy spaces of Dirichlet series and the Riemann zeta function. 6th Spring School of Analysis in Memory of Aleksander Pelczynski . Banach Center, Institute of Mathematics, PAS; Bedlewo. 2018-04-04 - 2018-04-08.
  • Populærvitenskapelig foredrag
    Seip, Kristian. (2018) Some milestones in the search for patterns in the primes. Matematikkdøgnet . NTNU; NTNU, Trondheim. 2018-03-12 - 2018-03-12.
  • Populærvitenskapelig foredrag
    Seip, Kristian. (2018) Yves Meyer -- the 2017 Abel Laureate. Forum for matematiske perler . NTNU; Institutt for matematiske fag, NTNU, Trondheim. 2018-01-27 - 2018-01-27.

2017

  • Vitenskapelig foredrag
    Seip, Kristian. (2017) A Survey on Analysis for Dirichlet Series. Control of Distributed Parameter Systems ; Bordeaux. 2017-07-03 - 2017-07-07.
  • Vitenskapelig foredrag
    Seip, Kristian. (2017) Analysis for Dirichlet Series and the Riemann Zeta Function. Computational Methods and Function Theory ; Lublin. 2017-07-10 - 2017-07-15.
  • Vitenskapelig foredrag
    Seip, Kristian. (2017) Hardy spaces of Dirichlet series and the Riemann zeta function. Conference on Nonlinear Functional Analysis . Universitat Polytecnica de Valencia; Valencia. 2017-10-17 - 2017-10-20.
  • Vitenskapelig foredrag
    Seip, Kristian. (2017) Interaction between number theory and analysis for Dirichlet series. Lecture Course, Simons Semester "Emergent trends in complex analysis and functional analysis" . Institute of Mathematics, Polish Academy of Sciences; Warszawa. 2017-06-05 - 2017-06-08.
  • Populærvitenskapelig foredrag
    Seip, Kristian. (2017) Om primtall, primtallstvillinger og primtallsgap. Onsdagsseminar for realfagsstudenter . Realfagsstudenter ved NTNU; NTNU. 2017-09-13 - 2017-09-13.
  • Vitenskapelig foredrag
    Seip, Kristian. (2017) On the growth of the Riemann zeta function and its argument. Distinguished Colloquium . University of Reading; Reading. 2017-12-06 - 2017-12-06.
  • Populærvitenskapelig foredrag
    Seip, Kristian. (2017) Some milestones in research on the distribution of the primes. Finale i Abelkonkurransen . Norsk matematisk forening; Trondheim. 2017-03-08 - 2017-03-08.
  • Populærvitenskapelig foredrag
    Seip, Kristian. (2017) Yves Meyer - vinner av Abelprisen 2017. Norsk matematikkråd, årsmøte . Norsk matematikkråd; Bodø. 2017-09-28 - 2017-09-28.

2016

  • Vitenskapelig foredrag
    Seip, Kristian. (2016) Analysis for Dirichlet Series and Analytic Number Theory. Minikurs . Universite Lille Nord de France; Lille. 2016-06-24 - 2016-06-29.
  • Vitenskapelig foredrag
    Seip, 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 . Banach Center; Bedlewo. 2016-08-01 - 2016-08-05.
  • Vitenskapelig foredrag
    Seip, Kristian. (2016) Gal type GCD sums and extreme values of the Riemann zeta function. Number Theory Seminar . University of Cambridge; Cambridge. 2016-03-01 - 2016-03-01.
  • Vitenskapelig foredrag
    Seip, Kristian. (2016) Gál type GCD sums and extreme values of the Riemann zeta function. Analysis and Probability, Conference in Honour of Jean-Pierre Kahane . Universite de Paris Sud; Orsay and Paris. 2016-07-04 - 2016-07-07.
  • Vitenskapelig foredrag
    Seip, Kristian. (2016) Gál type GCD sums and extreme values of the Riemann zeta function. Number Theory Seminar . Universite de Lorraine; Nancy. 2016-06-30 - 2016-06-30.
  • Vitenskapelig foredrag
    Seip, Kristian. (2016) Hardy spaces of Dirichlet series and pseudomoments of the Riemann zeta function. Gjesteforelesning Universite Paris-Est Marne-la-Vallee ; 2016-12-08 - 2016-12-08.
  • Vitenskapelig foredrag
    Seip, Kristian. (2016) Large GCD sums and extreme values of the Riemann zeta function. 27th Nordic Congress of Mathematicians . Institut Mittag-Leffler; Stockholm. 2016-03-16 - 2016-03-20.
  • Vitenskapelig foredrag
    Seip, Kristian. (2016) Lower bounds for extreme values of the Riemann zeta function. 7th European Congress of Mathematics . European Mathematical Society; Berlin. 2016-07-18 - 2016-07-22.
  • Vitenskapelig foredrag
    Seip, Kristian. (2016) On the growth of the Riemann zeta function. Colloquium King's College London . King's College London; London. 2016-10-21 - 2016-10-21.
  • Vitenskapelig foredrag
    Seip, Kristian. (2016) On the growth of the Riemann zeta function. Colloquium University of Helsinki . University of Helsinki; Helsinki. 2016-09-28 - 2016-09-28.
  • Vitenskapelig foredrag
    Seip, Kristian. (2016) Operator theory for Dirichlet series. Analysis seminar . King's College London; London. 2016-10-20 - 2016-10-20.
  • Populærvitenskapelig foredrag
    Seip, Kristian. (2016) Riemanns zeta-funksjon og Riemann-hypotesen. Foredrag i regi av linjeforeningen Nabla . Nabla; Auditorium S4, NTNU Gløshaugen. 2016-04-05 - 2016-04-05.
  • Vitenskapelig foredrag
    Seip, Kristian; Bondarenko, Andrii. (2016) Extreme values of the Riemann zeta function. Analytic Number Theory . Mathematisches Forschungsinstitut Oberwolfach; Oberwolfach. 2016-11-07 - 2016-11-11.

2015

  • Vitenskapelig foredrag
    Seip, Kristian. (2015) Hardy spaces of Dirichlet series and number theory. Recent Trends in Operator Theory and Functional Analysis . Universite de Lille; Lille. 2015-06-08 - 2015-06-12.
  • Vitenskapelig foredrag
    Seip, 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 . The Institute of Mathematical Sciences; Chennai. 2015-12-14 - 2015-12-18.
  • Vitenskapelig foredrag
    Seip, Kristian. (2015) Multiplicative Hankel matrices. Completeness Problems, Carleson Measures and Spaces of Analytic Functions . Institut Mittag-Leffler; Djursholm. 2015-06-29 - 2015-07-03.
  • Vitenskapelig foredrag
    Seip, Kristian. (2015) Multiplicative Hankel matrices. Colloquium Talk . Universidad Autonoma de Madrid; Madrid. 2015-02-27 - 2015-02-27.
  • Vitenskapelig foredrag
    Seip, Kristian. (2015) Operators on Hardy spaces of Dirichlet series. Frontiers of Singular Integrals . University of Helsinki; Helsinki. 2015-06-02 - 2015-06-05.

2014

  • Vitenskapelig foredrag
    Seip, Kristian. (2014) Additive og multiplikative Hankel-former. Ski og matematikk 2014 . Norsk matematisk forening; Rondablikk høyfjellshotell. 2014-01-02 - 2014-01-05.
  • Vitenskapelig foredrag
    Seip, Kristian. (2014) An inequality of Hardy-Littlewood type for Dirichlet polynomials. IWOTA . Vrije University; Amsterdam. 2014-07-14 - 2014-07-18.
  • Vitenskapelig foredrag
    Seip, Kristian. (2014) Dirichlet Series and Analysis on Polydiscs. Minicourse Postgraduate Excellence Program . Universidad Autonoma de Madrid; Madrid. 2014-07-03 - 2014-07-10.
  • Vitenskapelig foredrag
    Seip, Kristian. (2014) Hankel and composition operators on spaces of Dirichlet series. Function Spaces and Harmonic Analysis . CIRM; Luminy, Marseille. 2014-10-27 - 2014-10-31.
  • Vitenskapelig foredrag
    Seip, Kristian. (2014) Poisson integrals on polydiscs. Complex Analysis and Related Topics . Chebyshev Laboratory; St. Petersburg. 2014-04-14 - 2014-04-18.

2013

  • Vitenskapelig foredrag
    Seip, Kristian. (2013) Analysis on Polydiscs. Stockholm Mathematics Center Colloquium . KTH/Stockholm University; Stockholm. 2013-11-27 - 2013-11-27.
  • Vitenskapelig foredrag
    Seip, Kristian. (2013) Analysis on Polydiscs. Kollokvium Universitetet i Oslo . Universitetet i Oslo; Oslo. 2013-06-19 - 2013-06-19.
  • Vitenskapelig foredrag
    Seip, Kristian. (2013) Polynomials on Polydiscs. 26th Nordic and First European-Nordic Congress of Mathematics . Nordic Mathematical Societies, European Mathematical Society; Lund. 2013-06-10 - 2013-06-13.

2012

  • Vitenskapelig foredrag
    Seip, Kristian. (2012) Analysis on polydiscs. Colloquium University of Lund . University of Lund; Lund. 2012-12-14 - 2012-12-14.
  • Vitenskapelig foredrag
    Seip, 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 . European Mathematical Society; Tel Aviv University. 2012-11-06 - 2012-11-08.
  • Vitenskapelig foredrag
    Seip, Kristian. (2012) Estimates for Dirichlet polynomials. EMS Lectures 2012 . CRM Barcelona/European Mathematical Society; CRM Barcelona. 2012-02-20 - 2012-02-23.
  • Vitenskapelig foredrag
    Seip, Kristian. (2012) Function theory of Hardy spaces of Dirichlet series. International Symposium on Orthogonal Polynomials and Special Functions -- a Complex Analytic Perspective . Københavns universitet; København. 2012-06-11 - 2012-06-15.
  • Vitenskapelig foredrag
    Seip, Kristian. (2012) GCD sums from Poisson integrals and systems of dilated functions. Operator related function theory and time frequency analysis . Centre for Advanced Study; Norwegian Academy of Science and Letters, Oslo. 2012-09-26 - 2012-09-26.
  • Vitenskapelig foredrag
    Seip, Kristian. (2012) Hankel forms and a conjecture of Helson. HCAA 2012 . ESF project HCAA; Puerto de la Cruz, Tenerife. 2012-03-05 - 2012-03-09.
  • Vitenskapelig foredrag
    Seip, Kristian. (2012) Interpolation and sampling in small Bergman spaces. Analyseseminar NTNU ; 2012-02-27 - 2012-02-27.

2011

  • Vitenskapelig foredrag
    Seip, Kristian. (2011) Cyclicity of singular inner functions from the corona theorem. NTNU Analysis Seminar . NTNU; Trondheim. 2011-02-14 - 2011-02-14.
  • Vitenskapelig foredrag
    Seip, Kristian. (2011) Hankel forms and a conjecture of Helson. Analyseseminar NTNU . NTNU; Trondheim. 2011-09-19 - 2011-09-19.
  • Vitenskapelig foredrag
    Seip, Kristian. (2011) Hankel forms and a conjecture of Helson. Recent Trends in Analysis in Honor of Nikolai Nikolski . Universite Bordeaux 1; Bordeaux. 2011-08-31 - 2011-09-03.
  • Vitenskapelig foredrag
    Seip, Kristian. (2011) Hankel forms and estimates for Dirichlet polynomials. International Workshop on Operator Theory and Applications (IWOTA) 22 ; 2011-07-04 - 2011-07-08.
  • Vitenskapelig foredrag
    Seip, Kristian. (2011) Hardy spaces of Dirichlet series and function theory on polydiscs. KAWA 2 - Winterschool in Complex Analysis and Geometry ; CIRM, Luminy. 2011-01-31 - 2011-02-05.
  • Vitenskapelig foredrag
    Seip, Kristian. (2011) The Bohnenblust-Hille inequality for homogeneous polynomials. Holomorphic Day . University of Copenhagen; København. 2011-04-15 - 2011-04-15.

2010

  • Vitenskapelig foredrag
    Seip, Kristian. (2010) Bounded analytic functions on the infinite polydisc. 14th Nordan conference in Complex Analysis and Geometry ; Gøteborg. 2010-05-07 - 2010-05-09.
  • Vitenskapelig foredrag
    Seip, Kristian. (2010) Discrete Hilbert transforms and systems of reproducing kernels. Journees d'Analyse . Universite de Bordeaux I; Bordeaux. 2010-09-27 - 2010-09-29.
  • Vitenskapelig foredrag
    Seip, Kristian. (2010) Discrete Hilbert transforms and systems of reproducing kernels. Functional Analysis Valencia 2010 . Universitat de Valencia/Politecnica Valencia; Valencia. 2010-06-07 - 2010-06-11.
  • Vitenskapelig foredrag
    Seip, Kristian. (2010) Estimates for Dirichlet polynomials. Mini course (4 lectures) . United Arab Emirates University (UAEU); Al Ain. 2010-10-04 - 2010-10-07.
  • Vitenskapelig foredrag
    Seip, Kristian. (2010) Hankel operators and the Bergman metric for Fock spaces. Workshop in Operator Theory and Complex Analysis . Universite de Lyon; Lyon. 2010-11-29 - 2010-11-30.
  • Vitenskapelig foredrag
    Seip, Kristian. (2010) Introduction about the Abel Prize. Symposium for John Torrence Tate . Kungliga Vetenskapsakademien; Stockholm. 2010-05-31 - 2010-05-31.
  • Vitenskapelig foredrag
    Seip, Kristian. (2010) L^∞ to L^p constants for Riesz projections. Analyseseminar . Universite de Provence; Marseille. 2010-06-25 - 2010-06-25.
  • Populærvitenskapelig foredrag
    Seip, Kristian. (2010) The Abel Prize - A Century-Old Dream That Came True. Guest Lecture UAEU . United Arab Emirates University (UAEU); Al Ain. 2010-10-05.

2009

  • Vitenskapelig foredrag
    Seip, Kristian. (2009) Bounded analytic functions in infinite polydiscs. Workshop on multivariable operator theory . Fields Institute; Toronto. 2009-08-10 - 2009-08-14.
  • Vitenskapelig foredrag
    Seip, Kristian. (2009) Hardy spaces of Dirichlet series. Analysis seminar . Universite de Metz; Metz. 2009-01-23 - 2009-01-23.
  • Vitenskapelig foredrag
    Seip, Kristian. (2009) Hardy spaces of Dirichlet series and function theory in polydiscs. Norwegian Fall School on Analysis . NTNU/Universitetet i Bergen; Steinkjer. 2009-09-10 - 2009-09-13.
  • Populærvitenskapelig foredrag
    Seip, Kristian. (2009) The Abel Prize - a century old dream that came true. Colloquium Talk . Universite de Metz; Metz. 2009-01-22 - 2009-01-22.
  • Vitenskapelig foredrag
    Seip, Kristian. (2009) The Bohnenblust-Hille inequality for homogeneous polynomials is hypercontractive. Analysis seminar . Universite de Provence; Marseille. 2009-07-02 - 2009-07-02.
  • Vitenskapelig foredrag
    Seip, Kristian. (2009) The Feichtinger conjecture in model subspaces of H^2. Strobl 09 Conference on Time-Frequency ; 2009-06-15 - 2009-06-20.
  • Vitenskapelig foredrag
    Seip, Kristian. (2009) Unitary discrete Hilbert transforms. Analysis seminar . Universite de Provence; Marseille. 2009-10-12 - 2009-10-12.
  • Vitenskapelig foredrag
    Seip, Kristian. (2009) Unitary discrete Hilbert transforms. International Workshop on Complex Analysis dedicated to the 65th anniversary of Professor Arne Stray . Universitetet i Bergen; 2009-11-30 - 2009-12-02.
  • Vitenskapelig foredrag
    Seip, Kristian. (2009) Why Bohr got interested in his radius and what it has led to. Kollokvium . Universidad Autonoma de Madrid; Madrid. 2009-12-11 - 2009-12-11.

2005

  • Vitenskapelig foredrag
    Seip, Kristian. (2005) Extremal Functions. Recent Advances in Operator-Related Function Theory, II . Universidad Autonoma de Madrid; El Escorial. 2005-10-06 - 2005-10-08.

2004

  • Vitenskapelig foredrag
    Seip, Kristian. (2004) Interpolation and Sampling. 2nd International Course of Mathematical Analysis in Andalucia . University of Granada; Granada. 2004-09-20 - 2004-09-24.
  • Vitenskapelig foredrag
    Seip, Kristian. (2004) Surjective Toeplitz operators. IWOTA - International Workshop on Operator Theory and Applications . University of Newcastle; Newcastle upon Tyne. 2004-07-12 - 2004-12-16.

2003

  • Vitenskapelig foredrag
    Seip, Kristian. (2003) Extremal functions. Colloquium Lecture . Colloquium, State University of New York at Albany; Albany, New York, USA. 2003-03-28 - 2003-03-28.
  • Vitenskapelig foredrag
    Seip, Kristian. (2003) Extremal functions as divisors for kernels of Toeplitz operators. Analysis Seminar . Analysis Seminar, Michigan State University, East Lansing; East Lansing, Michigan, USA. 2003-03-19.
  • Vitenskapelig foredrag
    Seip, Kristian. (2003) Harmonic measure on Swiss cheeses with uniformly spaced holes. First Joint Meeting RSME-AMS, Special Session on Banach Spaces of Analytic Functions . [Mangler data]; Sevilla, Spain. 2003-06-21.
  • Vitenskapelig foredrag
    Seip, Kristian. (2003) Interpolation and sampling in the unit disk. [Mangler data] . Six Seminar Lectures, University of Michigan, Ann Arbor; Ann Arbor, Michigan, USA. 2003-03-25.
  • Vitenskapelig foredrag
    Seip, Kristian. (2003) Interpolation problems in Spaces of Analytic Functions. [Mangler data] . Colloquium, University of Toledo; University of Toledo, Ohio, USA. 2003-03-21.
  • Vitenskapelig foredrag
    Seip, Kristian. (2003) The constant of interpolation. Third Conference of the European Research Network "Analysis and Operators" . [Mangler data]; Adeje, Tenerife, Spain. 2003-05-26.

2002

  • Vitenskapelig foredrag
    Seip, Kristian. (2002) Extremal functions as contractive or expansive divisors for kernels of Toeplitz operators. Seminar Talk, University of Helsinki. . [Mangler data]; Helsinki, Finland. 2002-01-02.
  • Vitenskapelig foredrag
    Seip, Kristian. (2002) Extremal functions as divisors for kernels of Toeplitz operators. NORDAN 2002, Nordic Complex Analysis Meeting . [Mangler data]; Reykjavik. 2002-03-10.
  • Vitenskapelig foredrag
    Seip, Kristian. (2002) Kernels of Toeplitz operators via extremal functions. Seminar Lecture . Seminarium i analys og dynamiska system; Kungliga tekniska høgskolan, Stockholm. 2002-04-03 - 2002-04-03.
  • Vitenskapelig foredrag
    Seip, Kristian. (2002) Recent encounters with Toeplitz operators and coinvariant subspaces. Abel Bicentennial Conference 2002 . [Mangler data]; Universitetet i Oslo. 2002-06-07.
  • Vitenskapelig foredrag
    Seip, Kristian. (2002) Sampling, interpolation, and Toeplitz operators. Congreso RSME 2002, Real Sociedad Matematica Espanola . [Mangler data]; Puerto de la Cruz, Tenerife. 2002-02-01.
  • Vitenskapelig foredrag
    Seip, Kristian. (2002) Sampling, interpolation, and Toeplitz operators. Finnish Mathematical days. . [Mangler data]; Joensuu, Finland. 2002-01-08.

2001

  • Vitenskapelig foredrag
    Seip, Kristian. (2001) The Carleson condition and interpolation in Holomorphic spaces. [Mangler data] . Universite Bordeaux I; Bordeaux. 2001-07-05.

2000

  • Vitenskapelig foredrag
    Seip, Kristian. (2000) Analysis at the Nyquist rate. Functional Analysis Valencia 2000 . [Mangler data]; Valencia, 3.-7. juli 2000.
  • Vitenskapelig foredrag
    Seip, Kristian. (2000) Fourier frames. [Mangler data] . [Mangler data]; Chalmers tekniska högskola og Göteborgs universitet, 7. desember 2000.
  • Vitenskapelig foredrag
    Seip, Kristian. (2000) Frames and Riesz bases of reproducing kernels in holomorphic spaces. Rajchman - Zygmund - Marcinkiewicz Symposium . [Mangler data]; Bedlewo, Poland, 15.-21. October 2000..
  • Vitenskapelig foredrag
    Seip, 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 . [Mangler data]; Université Bordeaux, 13.-16. juni 2000.

1999

  • Vitenskapelig foredrag
    Seip, Kristian. (1999) Equivalent norms for the Paley-Wiener space. Functional Analysis and related topics . [Mangler data]; Helsinki.
  • Vitenskapelig foredrag
    Seip, Kristian. (1999) Multipliers for entire functions and an interpolation problem of Beurling. Gelbart memorial Lectures . [Mangler data]; Bar-Ilan University, Ramat Gan, Israel, 21.11.1999.
  • Vitenskapelig foredrag
    Seip, Kristian. (1999) Nonharmonic Fourier Series and Some Harmonic Connections. Gelbart memorial Lectures . [Mangler data]; Bar-Ilan University, Ramat Gan, Israel, 22.11.1999.
  • Vitenskapelig foredrag
    Seip, Kristian. (1999) Sampling sequences. SampTA'99 . [Mangler data]; Loen, Norge.
  • Vitenskapelig foredrag
    Seip, Kristian. (1999) Sampling sequences. SampTA'99 . [Mangler data]; Loen, Norge.
  • Vitenskapelig foredrag
    Seip, Kristian. (1999) Weighted Paley-Wiener Spaces. Analysis Seminar . [Mangler data]; University of Barcelona.
  • Vitenskapelig foredrag
    Seip, Kristian. (1999) Weighted Paley-Wiener Spaces. Analysis Seminar . [Mangler data]; University of Barcelona.

1998

  • Vitenskapelig foredrag
    Seip, Kristian. (1998) Developments from nonharmonic Fourier series. International Congress of Mathematicians . [Mangler data]; Berlin.
  • Populærvitenskapelig foredrag
    Seip, Kristian. (1998) The weights of weighted Paley-Wiener spaces. [Mangler data] . [Mangler data]; Imperial College.

1997

  • Populærvitenskapelig foredrag
    Seip, Kristian. (1997) Beurling-type density theorems for weighted LP spaces of entire functions. Entire functions in modern analysis . [Mangler data]; Tel Aviv.
  • Populærvitenskapelig foredrag
    Seip, Kristian. (1997) Funksjonsteori i Bergman-rom. Ski og matematikk . [Mangler data]; Gausdal.
  • Vitenskapelig foredrag
    Seip, Kristian. (1997) On some interpolation problems for entire functions and the Hunt-Muckenhoupt-Wheeden theorem. Complex Analysis and Differential Equations . [Mangler data]; Uppsala.
  • Populærvitenskapelig foredrag
    Seip, Kristian. (1997) Sampling and interpolation in some holomorphic spaces. [Mangler data] . [Mangler data]; University College, Cork.

1995

  • Populærvitenskapelig foredrag
    Seip, Kristian. (1995) A Hilbert space of Dirichlet series and systems of dilated functions in L2(0,1). Linear Problems in Analysis . [Mangler data]; [Mangler data].
  • Populærvitenskapelig foredrag
    Seip, Kristian. (1995) A new application of Dirichlet series. Matematisk felleskollokvium . [Mangler data]; [Mangler data].
  • Populærvitenskapelig foredrag
    Seip, Kristian. (1995) Completeness and basicity of @(_f(nx)@) in L%2(0,1). [Mangler data] . [Mangler data]; [Mangler data].
  • Populærvitenskapelig foredrag
    Seip, Kristian. (1995) Frames and bases of complex exponentials. [Mangler data] . [Mangler data]; [Mangler data].
  • Populærvitenskapelig foredrag
    Seip, Kristian. (1995) Interpolating sequences and invariant subspaces of infinite index in Bergman spaces. [Mangler data] . [Mangler data]; [Mangler data].
  • Populærvitenskapelig foredrag
    Seip, Kristian. (1995) Sampling and interpolation in spaces of holomorphic functions. [Mangler data] . [Mangler data]; [Mangler data].

1994

  • Populærvitenskapelig foredrag
    Seip, Kristian. (1994) Extensions of the Blaschke condition. 3rd Analysis Symposium . [Mangler data]; Bern. 1994-07-10 - 1994-07-14.
  • Populærvitenskapelig foredrag
    Seip, 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]; [Mangler data].
NTNU kunnsap for en bedre verden
Studere
  • Studieprogram
  • Emner
  • Videreutdanning og deltid
  • Jobbmuligheter
  • Karriereutvikling
  • Studentaktiviteter
  • Studentblogger
  • Hvorfor velge NTNU
Kontakt
  • Kontakt oss
  • Finn ansatte
  • Skolebesøk og messer
  • Spør en ekspert
  • For alumni
  • Pressekontakter
Oppdag NTNU
  • Arrangement
  • Jobbe ved NTNU
  • Bilder og video
  • Nyheter
  • Kart
  • NTNU i Gjøvik
  • NTNU i Trondheim
  • NTNU i Ålesund
Om NTNU
  • NTNU og FNs bærekraftsmål
  • Strategi
  • Forskning
  • Satsingsområder
  • Innovasjon
  • Utdanningskvalitet
  • Organisasjonskart
  • Om NTNU
Tjenester
  • For ansatte
  • For studenter
  • Blackboard
  • Innsida

Norges teknisk-naturvitenskapelige universitet

Bruk av informasjonskapsler
Tilgjengelighetserklæring
Personvern
Ansvarlig redaktør
Logg inn