Répertoire du corps professoral

Centre de recherches mathématiques (CRM)
Programme: Regroupements stratégiques NT
Organisme(s) subventionnaire(s): Université Laval - Fonds internes, Fonds de recherche du Québec - Nature et technologies
Type de financement: Subvention
Établissement tête: Université de Montréal
Du 1 avril 2022 au31 mars 2028

Complex Analysis and Spectral Theory
Programme: Subventions à la découverte SD (individuelles et d'équipe)
Organisme(s) subventionnaire(s): Conseil de recherches en sciences naturelles et génie Canada
Type de financement: Subvention
Établissement tête: Université Laval
Du 1 avril 2020 au31 mars 2025

Financements des 2 dernières années

Chaire de recherche du Canada en théorie spectrale et analyse complexe
Programme: Chaires de recherche du Canada - Fonctionnement
Organisme(s) subventionnaire(s): Conseil de recherches en sciences naturelles et génie Canada
Type de financement: Subvention
Établissement tête: Université Laval
Du 1 octobre 2016 au30 septembre 2023

Encadrements terminés dans les 5 dernières années

Nathan Walsh, Maîtrise en mathématiques - avec mémoire

Pierre-Olivier Parisé, Doctorat en mathématiques

Aidan Fuhrer, Maîtrise en mathématiques - avec mémoire

Publications des 5 dernières années

Norms of polynomials of the Volterra operator Journal of Mathematical Analysis and Applications, 2023. Ransford, T., Walsh, N.. DOI 10.1016/j.jmaa.2022.126626

Spectral sets, extremal functions and exceptional matrices Linear and Multilinear Algebra, 2022. Ransford, T., Walsh, N.. DOI 10.1080/03081087.2020.1836118

Power-Series Summability Methods in de Branges–Rovnyak Spaces Integral Equations and Operator Theory, 2022. Mashreghi, J., Parisé, P.-O., Ransford, T.. DOI 10.1007/s00020-022-02698-0

Failure of Approximation of Odd Functions by Odd Polynomials Constructive Approximation, 2022. Mashreghi, J., Parisé, P.-O., Ransford, T.. DOI 10.1007/s00365-021-09557-y

A four-mean theorem and its application to pseudospectra Positivity, 2022. Ransford, T., Walsh, N.. DOI 10.1007/s11117-022-00928-8

A Gleason–Kahane–Żelazko theorem for reproducing kernel Hilbert spaces Bulletin of the London Mathematical Society, 2022. Chu, C., Hartz, M., Mashreghi, J., Ransford, T.. DOI 10.1112/blms.12618

Polynomial approximation in weighted Dirichlet spaces Complex Analysis and its Synergies, 2021. Mashreghi, J., Ransford, T.. DOI 10.1007/s40627-021-00078-9

On the decay of singular inner functions Canadian Mathematical Bulletin, 2021. Ransford, T.. DOI 10.4153/S0008439520000922

Cesàro Summability of Taylor Series in Weighted Dirichlet Spaces Complex Analysis and Operator Theory, 2021. Mashreghi, J., Parisé, P.-O., Ransford, T.. DOI 10.1007/s11785-020-01058-3

Crouzeix’s Conjecture and Related Problems Computational Methods and Function Theory, 2020. Bickel, K., Gorkin, P., Greenbaum, A., Ransford, T., Schwenninger, F.L., Wegert, E.. DOI 10.1007/s40315-020-00350-9

Covering numbers and schlicht functions Involve, 2020. Drouin, P., Ransford, T.. DOI 10.2140/involve.2020.13.425

Convolution weights on ℓ²-spaces Journal of Mathematical Analysis and Applications, 2020. Morneau-Guérin, F., Ransford, T.. DOI 10.1016/j.jmaa.2020.124396

Continuity of capacity of a holomorphic motion Advances in Mathematics, 2020. Ransford, T., Younsi, M., Ai, W.-H.. DOI 10.1016/j.aim.2020.107376

Linear polynomial approximation schemes in Banach holomorphic function spaces Analysis and Mathematical Physics, 2019. Mashreghi, J., Ransford, T.. DOI 10.1007/s13324-019-00312-y

Linear maps preserving inner functions Studia Mathematica, 2019. Mashreghi, J., Ransford, T.. DOI 10.4064/sm170724-13-12

Letter to the Editor: A Short Complex-Variable Proof of the Titchmarsh Convolution Theorem Journal of Fourier Analysis and Applications, 2019. Ransford, T.. DOI 10.1007/s00041-019-09679-9

Hadamard Multipliers on Weighted Dirichlet Spaces Integral Equations and Operator Theory, 2019. Mashreghi, J., Ransford, T.. DOI 10.1007/s00020-019-2551-1

Cyclic polynomials in anisotropic Dirichlet spaces Journal d'Analyse Mathematique, 2019. Knese, G., Kosiński, Ł., Ransford, T.J., Sola, A.A.. DOI 10.1007/s11854-019-0014-x

Approximation by random complex polynomials and random rational functions Annales Polonici Mathematici, 2019. Gauthier, P.M., Ransford, T., St-Amant, S., Turcotte, J.. DOI 10.4064/ap180912-20-2

Analytic capacity and holomorphic motions Conformal Geometry and Dynamics, 2019. Pouliasis, S., Ransford, T., Younsi, M.. DOI 10.1090/ECGD/336

A Positivity Conjecture Related to the Riemann Zeta Function American Mathematical Monthly, 2019. Bellemare, H., Langlois, Y., Ransford, T.. DOI 10.1080/00029890.2019.1651165