Numerical Analysis

Authors and titles for math.NA in Mar 2024, skipping first 75

[76]  arXiv:2403.05214 [pdf, ps, other]

Title: A note on the singular value decomposition of idempotent and involutory matrices

Authors: Heike Faßbender, Martin Halwaß

Subjects: Numerical Analysis (math.NA)

[77]  arXiv:2403.05494 [pdf, other]

Title: A one-dimensional model for aspiration therapy in blood vessels

Authors: Michael Herty, Niklas Kolbe, Michael Neidlin

Subjects: Numerical Analysis (math.NA)

[78]  arXiv:2403.05501 [pdf, other]

Title: Nodal finite element approximation of peridynamics

Authors: Prashant K. Jha, Patrick Diehl, Robert Lipton

Comments: 25 pages, 13 figures

Subjects: Numerical Analysis (math.NA)

[79]  arXiv:2403.05673 [pdf, other]

Title: Analysis of Hybrid MC/Deterministic Methods for Transport Problems Based on Low-Order Equations Discretized by Finite Volume Schemes

Authors: Vincent N. Novellino, Dmitriy Y. Anistratov

Comments: 9 pages,4 figures, 4 tables

Subjects: Numerical Analysis (math.NA)

[80]  arXiv:2403.05710 [pdf, other]

Title: Enhancing non-intrusive Reduced Order Models with space-dependent aggregation methods

Authors: Anna Ivagnes, Niccolò Tonicello, Paola Cinnella, Gianluigi Rozza

Subjects: Numerical Analysis (math.NA)

[81]  arXiv:2403.05733 [pdf, ps, other]

Title: Numerical cubature and hyperinterpolation over Spherical Polygons

Authors: Alvise Sommariva

Subjects: Numerical Analysis (math.NA)

[82]  arXiv:2403.05809 [pdf, other]

Title: Shallow ReLU neural networks and finite elements

Authors: Pengzhan Jin

Subjects: Numerical Analysis (math.NA); Machine Learning (cs.LG)

[83]  arXiv:2403.05837 [pdf, other]

Title: Multilevel Monte Carlo methods for positivity-preserving approximations of the Heston 3/2-model

Authors: Xiaojuan Wu, Siqing Gan

Subjects: Numerical Analysis (math.NA)

[84]  arXiv:2403.05844 [pdf, ps, other]

Title: A new quadratic and cubic polynomial enrichment of the Crouzeix-Raviart finite element

Authors: Francesco Dell'Accio, Allal Guessab, Federico Nudo

Subjects: Numerical Analysis (math.NA)

[85]  arXiv:2403.05888 [pdf, ps, other]

Title: A Second-Order Nonlocal Approximation to Manifold Poisson Models with Neumann Boundary

Authors: Yajie Zhang, Zuoqiang Shi

Comments: arXiv admin note: text overlap with arXiv:2203.02120

Subjects: Numerical Analysis (math.NA)

[86]  arXiv:2403.05900 [pdf, other]

Title: The exponential trapezoidal method for semilinear integro-differential equations

Authors: Alexander Ostermann, Nasrin Vaisi

Subjects: Numerical Analysis (math.NA)

[87]  arXiv:2403.05935 [pdf, ps, other]

Title: Unique reconstruction for discretized inverse problems: a random sketching approach

Authors: Ruhui Jin, Qin Li, Anjali Nair, Samuel Stechmann

Subjects: Numerical Analysis (math.NA); Optimization and Control (math.OC)

[88]  arXiv:2403.06028 [pdf, other]

Title: Fully discretized Sobolev gradient flow for the Gross-Pitaevskii eigenvalue problem

Authors: Ziang Chen, Jianfeng Lu, Yulong Lu, Xiangxiong Zhang

Subjects: Numerical Analysis (math.NA); Analysis of PDEs (math.AP); Optimization and Control (math.OC)

[89]  arXiv:2403.06084 [pdf, other]

Title: pETNNs: Partial Evolutionary Tensor Neural Networks for Solving Time-dependent Partial Differential Equations

Authors: Tunan Kao, Jin Zhao, Lei Zhang

Subjects: Numerical Analysis (math.NA); Computational Physics (physics.comp-ph)

[90]  arXiv:2403.06160 [pdf, ps, other]

Title: An approach using the null space to implement Dirichlet and constraint boundary conditions into FEM

Authors: Stefan Schoder

Subjects: Numerical Analysis (math.NA)

[91]  arXiv:2403.06266 [pdf, other]

Title: An adaptive mesh refinement strategy to ensure quasi-optimality of the conforming finite element method for the Helmholtz equation via T-coercivity

Authors: Tim van Beeck, Umberto Zerbinati

Subjects: Numerical Analysis (math.NA)

[92]  arXiv:2403.06273 [pdf, ps, other]

Title: The Numerical Solution in the Sense of Prager&Synge

Authors: A.K. Alekseev, A.E. Bondarev

Comments: 22 pages, 8 figures

Subjects: Numerical Analysis (math.NA)

[93]  arXiv:2403.06310 [pdf, other]

Title: Higher-order spring-coupled multilevel Monte Carlo method for invariant measures

Authors: Sankarasubramanian Ragunathan, Håkon Andreas Hoel

Comments: Initial version of the manuscript

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

[94]  arXiv:2403.06342 [pdf, other]

Title: Separable Physics-informed Neural Networks for Solving the BGK Model of the Boltzmann Equation

Authors: Jaemin Oh, Seung Yeon Cho, Seok-Bae Yun, Eunbyung Park, Youngjoon Hong

Subjects: Numerical Analysis (math.NA); Machine Learning (cs.LG)

[95]  arXiv:2403.06393 [pdf, other]

Title: A Functionally Connected Element Method for Solving Boundary Value Problems

Authors: Jielin Yang, Suchuan Dong

Comments: 44 pages, 10 figures, 8 tables

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

[96]  arXiv:2403.06646 [pdf, ps, other]

Title: Unisolvence of random Kansa collocation by Thin-Plate Splines for the Poisson equation

Authors: Francesco Dell'Accio, Alvise Sommariva, Marco Vianello

Subjects: Numerical Analysis (math.NA)

[97]  arXiv:2403.06732 [pdf, ps, other]

Title: Greedy construction of quadratic manifolds for nonlinear dimensionality reduction and nonlinear model reduction

Authors: Paul Schwerdtner, Benjamin Peherstorfer

Comments: 25 pages, 14 figures

Subjects: Numerical Analysis (math.NA)

[98]  arXiv:2403.06811 [pdf, other]

Title: Weak form Shallow Ice Approximation models with an improved time step restriction

Authors: Igor Tominec, Josefin Ahlkrona

Subjects: Numerical Analysis (math.NA)

[99]  arXiv:2403.06924 [pdf, other]

Title: A method for accelerating low precision operations by sparse matrix multiplication

Authors: Hongyaoxing Gu

Subjects: Numerical Analysis (math.NA)

[100]  arXiv:2403.06967 [pdf, other]

Title: POD-ROM methods: from a finite set of snapshots to continuous-in-time approximations

Authors: Bosco Garcia-Archilla, Volker John, Julia Novo

Subjects: Numerical Analysis (math.NA)