Numerical Analysis

Authors and titles for math.NA in Feb 2023

[1]  arXiv:2302.00045 [pdf, other]

Title: Neural Control of Parametric Solutions for High-dimensional Evolution PDEs

Authors: Nathan Gaby, Xiaojing Ye, Haomin Zhou

Comments: Accepted for publication SIAM Journal on Scientific Computing (To Appear)

Subjects: Numerical Analysis (math.NA); Machine Learning (cs.LG); Optimization and Control (math.OC)

[2]  arXiv:2302.00121 [pdf, ps, other]

Title: Homogeneous multigrid method for HDG applied to the Stokes equation

Authors: Peipei Lu, Wei Wang, Guido Kanschat, Andreas Rupp

Subjects: Numerical Analysis (math.NA)

[3]  arXiv:2302.00139 [pdf, other]

Title: Exploring numerical blow-up phenomena for the Keller-Segel-Navier-Stokes equations

Authors: Jesús Bonilla, Juan Vicente Gutiérrez-Santacreu

Comments: 30 pages, 23 figures

Subjects: Numerical Analysis (math.NA)

[4]  arXiv:2302.00217 [pdf, other]

Title: Reliable A Posteriori Error Estimator for a Multi-scale Cancer Invasion Model

Authors: Gopika P. B., Nishant Ranwan, Nagaiah Chamakuri

Subjects: Numerical Analysis (math.NA)

[5]  arXiv:2302.00337 [pdf, other]

Title: Space-Time CutFEM on Overlapping Meshes: Simple Continuous Mesh Motion

Authors: Mats G. Larson, Anders Logg, Carl Lundholm

Comments: Preprint for journal submission. arXiv admin note: text overlap with arXiv:2301.13517

Subjects: Numerical Analysis (math.NA)

[6]  arXiv:2302.00348 [pdf, other]

Title: DEIM vs. leverage scores for time-parallel construction of problem-adapted basis functions

Authors: Julia Schleuß, Kathrin Smetana

Subjects: Numerical Analysis (math.NA)

[7]  arXiv:2302.00355 [pdf, other]

Title: Algorithms for Modifying Recurrence Relations of Orthogonal Polynomial and Rational Functions when Changing the Discrete Inner Product

Authors: Marc Van Barel, Niel Van Buggenhout, Raf Vandebril

Comments: 45 pages, 19 figures

Subjects: Numerical Analysis (math.NA)

[8]  arXiv:2302.00383 [pdf, ps, other]

Title: Long-time error bounds of low-regularity integrators for nonlinear Schrödinger equations

Authors: Yue Feng, Georg Maierhofer, Katharina Schratz

Subjects: Numerical Analysis (math.NA)

[9]  arXiv:2302.00414 [pdf, other]

Title: Fast and direct inversion methods for the multivariate nonequispaced fast Fourier transform

Authors: Melanie Kircheis, Daniel Potts

Subjects: Numerical Analysis (math.NA)

[10]  arXiv:2302.00522 [pdf, other]

Title: Multilevel Monte Carlo FEM for Elliptic PDEs with Besov Random Tree Priors

Authors: Christoph Schwab, Andreas Stein

Comments: 41 pages

Subjects: Numerical Analysis (math.NA); Probability (math.PR)

[11]  arXiv:2302.00596 [pdf, other]

Title: Accelerated and Improved Stabilization for High Order Moments of Racah Polynomials

Authors: Basheera M. Mahmmod, Sadiq H. Abdulhussain, Tomáš Suk

Subjects: Numerical Analysis (math.NA); Computer Vision and Pattern Recognition (cs.CV); Image and Video Processing (eess.IV)

[12]  arXiv:2302.00603 [pdf, other]

Title: On the numerical approximation of Blaschke-Santaló diagrams using Centroidal Voronoi Tessellations

Authors: Beniamin Bogosel, Giuseppe Buttazzo, Edouard Oudet

Comments: 26 pages, 16 figures

Subjects: Numerical Analysis (math.NA)

[13]  arXiv:2302.00621 [pdf, other]

Title: A first-order stabilization-free Virtual Element Method

Authors: Stefano Berrone, Andrea Borio, Francesca Marcon, Gioana Teora

Subjects: Numerical Analysis (math.NA)

[14]  arXiv:2302.00678 [pdf, other]

Title: Multilevel Markov Chain Monte Carlo for Bayesian Elliptic Inverse Problems with Besov Random Tree Priors

Authors: Andreas Stein, Viet Ha Hoang

Comments: 31 pages. arXiv admin note: text overlap with arXiv:2302.00522

Subjects: Numerical Analysis (math.NA); Probability (math.PR)

[15]  arXiv:2302.00752 [pdf, other]

Title: Sparse Spectral Methods for Solving High-Dimensional and Multiscale Elliptic PDEs

Authors: Craig Gross, Mark Iwen

Subjects: Numerical Analysis (math.NA)

[16]  arXiv:2302.00779 [pdf, ps, other]

Title: An Eulerian finite element method for tangential Navier-Stokes equations on evolving surfaces

Authors: Maxim A. Olshanskii, Arnold Reusken, Paul Schwering

Subjects: Numerical Analysis (math.NA); Mathematical Physics (math-ph)

[17]  arXiv:2302.00792 [pdf, ps, other]

Title: Advanced Modeling of Rectangular Waveguide Devices with Smooth Profiles by Hierarchical Model Reduction

Authors: Gines Garcia-Contreras, Juan Corcoles, Jorge A. Ruiz-Cruz, Matteo Oldoni, Gian Guido Gentili, Stefano Micheletti, Simona Perotto

Subjects: Numerical Analysis (math.NA)

[18]  arXiv:2302.00898 [pdf, other]

Title: Reduced basis approximation of parametric eigenvalue problems in presence of clusters and intersections

Authors: Daniele Boffi, Abdul Halim, Gopal Priyadarshi

Subjects: Numerical Analysis (math.NA)

[19]  arXiv:2302.00922 [pdf, ps, other]

Title: An algebraic algorithm for the ParaTuck-2 decomposition

Authors: Konstantin Usevich (CRAN)

Subjects: Numerical Analysis (math.NA); Rings and Algebras (math.RA)

[20]  arXiv:2302.01092 [pdf, other]

Title: Adaptive exponential multi-operator splitting for MHD

Authors: Othmar Koch, Koray Acar, Winfried Auzinger, Friedrich Kupka, Benedikt Moser

Subjects: Numerical Analysis (math.NA)

[21]  arXiv:2302.01160 [pdf, other]

Title: Spectra of evolution operators of a class of neutral renewal equations: theoretical and numerical aspects

Authors: Dimitri Breda, Davide Liessi, Sjoerd M. Verduyn Lunel

Subjects: Numerical Analysis (math.NA); Dynamical Systems (math.DS)

[22]  arXiv:2302.01205 [pdf, other]

Title: A characteristic mapping method for incompressible hydrodynamics on a rotating sphere

Authors: Seth Taylor, Jean-Christophe Nave

Subjects: Numerical Analysis (math.NA)

[23]  arXiv:2302.01391 [pdf, other]

Title: Macro-micro decomposition for consistent and conservative model order reduction of hyperbolic shallow water moment equations: A study using POD-Galerkin and dynamical low rank approximation

Authors: Julian Koellermeier, Philipp Krah, Jonas Kusch

Comments: Code available under this https URL

Subjects: Numerical Analysis (math.NA); Fluid Dynamics (physics.flu-dyn)

[24]  arXiv:2302.01410 [pdf, other]

Title: Stability of finite difference schemes for the hyperbolic initial boundary value problem by winding number computations

Authors: Benjamin Boutin, Pierre Le Barbenchon, Nicolas Seguin

Comments: arXiv admin note: text overlap with arXiv:2207.10978

Subjects: Numerical Analysis (math.NA)

[25]  arXiv:2302.01412 [pdf, other]

Title: Analysis of view aliasing for the generalized Radon transform in $\mathbb R^2$

Authors: Alexander Katsevich

Subjects: Numerical Analysis (math.NA)