Výsledky vyhľadávania - "Numerical methods"

Mixed formulation in 3D for a nonlinear eddy current problem from applied superconductivity

Autori: Montasser Hichmani Marc Laforest El Miloud Zaoui

Zdroj: Discrete and Continuous Dynamical Systems. 46:287-304

Predmety: Advanced Numerical Methods in Computational Mathematics, Mechanics of Materials, Computational Mechanics, Numerical methods in engineering, Electrical and Electronic Engineering, Electromagnetic Simulation and Numerical Methods

Finite block method for nonlinear time-fractional partial integro-differential equations: Stability, convergence, and numerical analysis: Finite block method for nonlinear time-fractional partial integro-differential equations: stability, convergence, and numerical analysis

Autori: Amin Ghoreyshi Mostafa Abbaszadeh Mahmoud A. Zaky a ďalší

Zdroj: Applied Numerical Mathematics. 214:82-103

Predmety: Caputo fractional derivative, finite block method, Method of lines for boundary value problems involving PDEs, spectral-collocation method, quasilinearization, non-rectangular areas, Volterra integral operator, stability and error analysis, Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs, Stability and convergence of numerical methods for boundary value problems involving PDEs, Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs, time delay, nonlinear time-fractional partial integro-differential equation

Popis súboru: application/xml

Prístupová URL adresa: https://zbmath.org/8034925
https://doi.org/10.1016/j.apnum.2025.03.002

Scattering of transient waves by an interface with time-modulated jump conditions

Autori: Michaël, Darche Assier, Raphaël Guenneau, S a ďalší

Prispievatelia: Michaël, Darche Assier, Raphaël Guenneau, S a ďalší

Zdroj: Darche, M, Assier, R, Guenneau, S, Lombard, B & Touboul, M 2025, 'Scattering of transient waves by an interface with time-modulated jump conditions', Académie des Sciences. Comptes Rendus. Mécanique.

Predmety: Imperfect jump conditions, Time-varying media, Numerical methods for hyperbolic equations, Elastic waves, FOS: Physical sciences, Non-reciprocity, Mathematical Physics (math-ph), Numerical methods for hyperbolic PDE, Mathematical Physics, [PHYS] Physics [physics]

Popis súboru: application/pdf

Prístupová URL adresa: http://arxiv.org/abs/2503.23129
https://research.manchester.ac.uk/en/publications/d115f31a-bfe7-4199-be62-e4b93b15e68c
https://hal.science/hal-05010311v3

Drug release from polymeric platforms for non smooth solutions

Autori: J.S. Borges G.C.M. Campos J.A. Ferreira a ďalší

Zdroj: Applied Numerical Mathematics. 213:12-37

Predmety: Parabolic equations and parabolic systems, Numerical methods for partial differential equations, boundary value problems, Numerical methods for partial differential equations, initial value and time-dependent initial-boundary value problems

Popis súboru: application/xml

Prístupová URL adresa: https://zbmath.org/8034915
https://doi.org/10.1016/j.apnum.2025.02.016

Numerical approximations for a hyperbolic integrodifferential equation with a non-positive variable-sign kernel and nonlinear-nonlocal damping

Autori: Qiu, Wenlin Zheng, Xiangcheng Mustapha, Kassem

Zdroj: Applied Numerical Mathematics. 213:61-76

Predmety: Integro-partial differential equations, FOS: Mathematics, 35L70, 65M15, 65M22, 45K05, Mathematics - Numerical Analysis, Numerical Analysis (math.NA), Numerical methods for partial differential equations, initial value and time-dependent initial-boundary value problems, Numerical methods for integral equations, integral transforms

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/abs/2412.07394
https://zbmath.org/8034917
https://doi.org/10.1016/j.apnum.2025.02.018

Optimal body mass normalization of power output for accurate prediction of estimated cycling performance over complex time-trial courses

Autori: Horvath, Marton Andersson, Erik P.

Zdroj: Frontiers in Sports and Active Living. 7

Predmety: Allometric Scaling, Critical Power, Numerical Methods, Performance Prediction, Power-duration Relationship, Sports Engineering, Time-trial Performance

Popis súboru: electronic

Prístupová URL adresa: https://urn.kb.se/resolve?urn=urn:nbn:se:miun:diva-55493
https://doi.org/10.3389/fspor.2025.1599319

Global random walk for one-dimensional one-phase Stefan-type moving-boundary problems: simulation results

Autori: Suciu, N. Nepal, Surendra Wondmagegne, Yosief a ďalší

Zdroj: Computational and Applied Mathematics. 44(7)

Predmety: Diffusion in rubber, Finite element approximation, Global random walk approximation, Order of convergence, Stefan-type moving-boundary problems, Approximation algorithms, Benchmarking, Boundary conditions, Boundary value problems, Convergence of numerical methods, Random processes, Finite element approximations, Global random walk, Moving boundaries, Moving boundary problems, One-dimensional, Stefan type, Stefan-type moving-boundary problem, Rubber, Matematik, Mathematics

Popis súboru: electronic

Prístupová URL adresa: https://urn.kb.se/resolve?urn=urn:nbn:se:kau:diva-106465
https://doi.org/10.1007/s40314-025-03334-4

Hybridized augmented Lagrangian methods for contact problems

Autori: Burman, Erik Hansbo, Peter Larson, Mats G.

Zdroj: Computer Methods in Applied Mechanics and Engineering. 445

Predmety: Augmented Lagrangian, Elastic contact, Hybridization, Constrained optimization, End effectors, Numerical methods, Augmented Lagrangian methods, Augmented Lagrangians, Contact problem, Decouplings, Elastic body, Hybridisation, Independent model, Interstitials, Variational equalities, Lagrange multipliers

Popis súboru: print

Prístupová URL adresa: https://urn.kb.se/resolve?urn=urn:nbn:se:hj:diva-69360
https://doi.org/10.1016/j.cma.2025.118175

Rolling DICE to advance knowledge of land–atmosphere interactions

Autori: Best, Martin J. Lock, Adrian P. Balsamo, Gianpaolo a ďalší

Zdroj: Quarterly Journal of the Royal Meteorological Society. 151(769)

Predmety: forecasting (methods), numerical methods and NWP, surface-based observations, tools and methods

Popis súboru: print

Prístupová URL adresa: https://urn.kb.se/resolve?urn=urn:nbn:se:su:diva-242206
https://doi.org/10.1002/qj.4944

Numerical integration of mechanical forces in center-based models for biological cell populations

Autori: Lötstedt, Per Mathias, Sonja

Zdroj: eSSENCE - An eScience Collaboration Applied Mathematics and Computation. 486

Predmety: Center-based model, Time integration, Adaptivity, Gradient system, Numerical methods, Beräkningsvetenskap med inriktning mot numerisk analys, Scientific Computing with specialization in Numerical Analysis

Popis súboru: electronic

Prístupová URL adresa: https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-540948
https://doi.org/10.1016/j.amc.2024.129069

A Divergence Preserving Cut Finite Element Method For Darcy Flow

Autori: Frachon, T. Hansbo, Peter Nilsson, E. a ďalší

Zdroj: SIAM Journal on Scientific Computing. 46(3):A1793-A1820

Predmety: cut elements, Darcy's law, interface problem, mass conservation, mixed finite element methods, unfitted, Convergence of numerical methods, Finite element method, Flow of fluids, Linear systems, Matrix algebra, Mesh generation, Number theory, Solenoids, Condition numbers, Cut element, Darcy law, Divergence free, Finite-element discretization, Interface problems, System matrix, Stabilization

Popis súboru: print

Prístupová URL adresa: https://urn.kb.se/resolve?urn=urn:nbn:se:hj:diva-64584
https://arxiv.org/pdf/2205.12023

Spacecraft potential effects on low-energy ion measurements to be made by probe B1 of Comet Interceptor

Autori: Bergman, Sofia Kasahara, S. Stenberg Wieser, G.

Zdroj: RAS Techniques and Instruments. 3(1):333-346

Predmety: Comets, Data Methods, Instrumentation, Numerical Methods, Plasma, SPIS

Popis súboru: print

Prístupová URL adresa: https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-350669
https://doi.org/10.1093/rasti/rzae021

Data availability and requirements relevant for the Ariel space mission and other exoplanet atmosphere applications

Autori: Chubb, Katy L Robert, Severine Sousa-Silva, Clara a ďalší

Zdroj: RAS Techniques and Instruments. 3(1):636-690

Predmety: Algorithms, Ariel, Data Methods, Data needs, Numerical methods

Popis súboru: electronic

Prístupová URL adresa: https://urn.kb.se/resolve?urn=urn:nbn:se:umu:diva-232169
https://doi.org/10.1093/rasti/rzae039

The cosmic journey of dust grains – from nucleation to planetary system

Autori: Kira Lund Anders Johansen Oscar Agertz

Zdroj: Lund, K, Johansen, A & Agertz, O 2025, ' The cosmic journey of dust grains – from nucleation to planetary system ', Monthly Notices of the Royal Astronomical Society, vol. 543, no. 2, pp. 1288-1302 . https://doi.org/10.1093/mnras/staf1562

Predmety: Earth and Planetary Astrophysics (astro-ph.EP), Astrophysics of Galaxies, Astrophysics of Galaxies (astro-ph.GA), FOS: Physical sciences, numerical [methods], Earth and Planetary Astrophysics, Solar and Stellar Astrophysics, star formation [galaxies], planetary systems, evolution [galaxies], Solar and Stellar Astrophysics (astro-ph.SR)

Popis súboru: application/pdf

Prístupová URL adresa: http://arxiv.org/abs/2509.14325
https://curis.ku.dk/ws/files/513645324/staf1562.pdf

On the origin of V-shaped polarization spectra in molecular clouds

Autori: D Seifried S Walch T Balduin

Zdroj: Seifried, D, Walch, S & Balduin, T 2025, ' On the origin of V-shaped polarization spectra in molecular clouds ', Monthly Notices of the Royal Astronomical Society, vol. 542, no. 4, pp. 3302-3314 . https://doi.org/10.1093/mnras/staf1423

Predmety: numerical [Methods], Astrophysics of Galaxies, Mhd, Polarization, Astrophysics of Galaxies (astro-ph.GA), Radiative transfer, FOS: Physical sciences, Solar and Stellar Astrophysics, clouds [ISM], Dust, extinction, Solar and Stellar Astrophysics (astro-ph.SR)

Popis súboru: application/pdf

Prístupová URL adresa: http://arxiv.org/abs/2310.17211
https://curis.ku.dk/ws/files/494130087/staf1423.pdf

Computational framework for quantum gravity phenomenology: numerical methods and future observational prospects in multi-messenger astrophysics

Autori: D. J., Koffa O., Ogunjobi J. F. , Omonile a ďalší

Zdroj: Journal of Basics and Applied Sciences Research ; Vol. 3 No. 4 (2025); 166-172

Predmety: computational physics, quantumgravity, numerical methods, high-performance computing, stellar structure

Popis súboru: application/pdf

Prístupová URL adresa: https://www.ajol.info/index.php/jobasr/article/view/302630

A unified space-time finite element scheme for a quasilinear parabolic problem

Autori: Toulopoulos, I.

Zdroj: Applied Numerical Mathematics. 214:127-142

Predmety: numerical tests, a-priori error estimates, continuous space-time finite element methods, quasilinear parabolic equations, Finite element, Rayleigh-Ritz and Galerkin methods for initial value and initial-boundary value problems involving PDEs, Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs, asymptotic convergence rates, stable high order space-time discretizations

Popis súboru: application/xml

Prístupová URL adresa: https://zbmath.org/8034928
https://doi.org/10.1016/j.apnum.2025.03.006

On the unconditional long-time L2-stability of the BDF2 time stepping scheme for the two-dimensional Navier-Stokes equations: On the unconditional long-time \(L^2\)-stability of the BDF2 time stepping scheme for the two-dimensional Navier-Stokes equations

Autori: Ming-Cheng Shiue

Zdroj: Applied Numerical Mathematics. 214:104-109

Predmety: Incompressible viscous fluids, Basic methods in fluid mechanics, Numerical methods for partial differential equations, initial value and time-dependent initial-boundary value problems

Popis súboru: application/xml

Prístupová URL adresa: https://zbmath.org/8034926
https://doi.org/10.1016/j.apnum.2025.03.008

Splitting techniques for DAEs with port-Hamiltonian applications

Autori: Andreas Bartel Malak Diab Andreas Frommer a ďalší

Zdroj: Applied Numerical Mathematics. 214:28-53

Predmety: DAEs, 65L05, 65L20, 65L80, 97N40, Cayley transform, FOS: Mathematics, port-Hamiltonian systems, Mathematics - Numerical Analysis, Numerical Analysis (math.NA), Numerical methods for Hamiltonian systems including symplectic integrators, Strang splitting

Popis súboru: application/xml

Prístupová URL adresa: http://arxiv.org/abs/2404.13531

A spectral method for dispersive solutions of the nonlocal Sine–Gordon equation

Autori: Coclite, A. Lopez, L. Pellegrino, S. F.

Zdroj: Mathematics and Computers in Simulation. 234:235-247

Predmety: Mathematics - Analysis of PDEs, 74A70, 74B10, 70G70, 35Q70, FOS: Mathematics, Nonlocal Sine–Gordon, Nonlocal solitons, Numerical methods, Peridynamics, Spectral methods, Mathematics - Numerical Analysis, Numerical Analysis (math.NA), Analysis of PDEs (math.AP)

Popis súboru: application/pdf

Prístupová URL adresa: http://arxiv.org/abs/2408.03255
https://hdl.handle.net/11589/285320
https://doi.org/10.1016/j.matcom.2025.02.028