Search Results - boundary element methods for initial value AND initial-boundary value problems involving pres

Pre- and post-processing for the finite element method

Authors: Karl Merkley Steven E. Benzley Ted D. Blacker et al.

Source: Finite Elements in Analysis and Design. 19:243-260

Subject Terms: Finite element methods applied to problems in solid mechanics, 0202 electrical engineering, electronic engineering, information engineering, Finite element, Rayleigh-Ritz and Galerkin methods for initial value and initial-boundary value problems involving PDEs, 02 engineering and technology, Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs, 0101 mathematics, 01 natural sciences, Finite element methods applied to problems in fluid mechanics

File Description: application/xml

Access URL: https://zbmath.org/985651
https://doi.org/10.1016/0168-874x(94)00072-n
http://www.sciencedirect.com/science/article/pii/0168874X9400072N
https://www.sciencedirect.com/science/article/abs/pii/0168874X9400072N

Improved vector FEM solutions of Maxwell's equations using grid pre-conditioning

Authors: Daniel White Garry Rodrigue

Source: International Journal for Numerical Methods in Engineering. 40:3815-3837

Subject Terms: time domain vector finite element method, grid preconditioning, Maxwell's equations, Laplacian smoothing, Applications to the sciences, Electromagnetic theory (general), Numerical computation of matrix norms, conditioning, scaling, Mesh generation, refinement, and adaptive methods for the numerical solution of initial value and initial-boundary value problems involving PDEs, Finite element, Rayleigh-Ritz and Galerkin methods for initial value and initial-boundary value problems involving PDEs, PDEs in connection with optics and electromagnetic theory, edge swapping

File Description: application/xml

Access URL: https://zbmath.org/1143741
https://doi.org/10.1002/(sici)1097-0207(19971030)40:20<3815::aid-nme244>3.0.co;2-n
http://ui.adsabs.harvard.edu/abs/1997IJNME..40.3815W/abstract

Modelling of single shot induction heating by inverse finite element method

Authors: MAIZZA, Giovanni M. CALI

Source: International Journal for Numerical Methods in Fluids. 20:541-557

Subject Terms: inverse finite element method, Heat equation, 4. Education, 02 engineering and technology, 01 natural sciences, 0203 mechanical engineering, Applications to the sciences, Electromagnetic theory (general), 0103 physical sciences, Heat and mass transfer, heat flow, Finite element, Rayleigh-Ritz and Galerkin methods for initial value and initial-boundary value problems involving PDEs, electromagnetic induction heating, experiment simulation, PDEs in connection with optics and electromagnetic theory, coupled fields

File Description: application/xml

Access URL: https://zbmath.org/831723
https://doi.org/10.1002/fld.1650200609
https://www.onlinelibrary.wiley.com/doi/10.1002/fld.1650200609
https://iris.polito.it/handle/11583/1398215
https://core.ac.uk/display/11369662
http://porto.polito.it/1654414/
https://hdl.handle.net/11583/1398215
https://hdl.handle.net/11583/1654414

The discrete commutator property of approximation spaces

Authors: Silvia Bertoluzza

Source: Comptes Rendus de l'Académie des Sciences - Series I - Mathematics. 329:1097-1102

Subject Terms: Error bounds for boundary value problems involving PDEs, Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs, General theory of numerical analysis in abstract spaces, 01 natural sciences, Error bounds for initial value and initial-boundary value problems involving PDEs, Geometry and structure of normed linear spaces, Hilbert and pre-Hilbert spaces: geometry and topology (including spaces with semidefinite inner product), wavelet, finite elements, Finite element, Rayleigh-Ritz and Galerkin methods for initial value and initial-boundary value problems involving PDEs, approximation spaces, 0101 mathematics, discrete commutator property, projector operator

File Description: application/xml

Access URL: https://zbmath.org/1398720
https://doi.org/10.1016/s0764-4442(00)88481-5
https://www.sciencedirect.com/science/article/pii/S0764444200884815
http://ui.adsabs.harvard.edu/abs/1999CRASM.329.1097B/abstract

FER/SubDomain: An Integrated Environment for Finite Element Analysis using Object-Oriented Approach: FER/SubDomain: An integrated environment for finite element analysis using object-oriented approach.

Authors: Feng, Zhi-Qiang Cros, Jean-Michel Davesne, Frédéric

Contributors: Feng, Zhi-Qiang Cros, Jean-Michel Davesne, Frédéric

Source: ESAIM: Mathematical Modelling and Numerical Analysis. 36:773-781

Subject Terms: Other programming paradigms (object-oriented, sequential, concurrent, automatic, etc.), domain decomposition, Finite element methods applied to problems in solid mechanics, Multigrid methods, domain decomposition for initial value and initial-boundary value problems involving PDEs, graphical interface, Computer graphics, computational geometry (digital and algorithmic aspects), 0211 other engineering and technologies, object-oriented programming, Object-oriented programming, 02 engineering and technology, 0101 mathematics, [SPI.MECA] Engineering Sciences [physics]/Mechanics [physics.med-ph], 01 natural sciences

File Description: application/xml

Access URL: https://www.esaim-m2an.org/articles/m2an/pdf/2002/05/m2anns7.pdf
https://www.esaim-m2an.org/articles/m2an/pdf/2002/05/m2anns7.pdf
https://www.esaim-m2an.org/articles/m2an/abs/2002/05/m2anns7/m2anns7.html
http://www.esaim-m2an.org/articles/m2an/pdf/2002/05/m2anns7.pdf
http://archive.numdam.org/ARCHIVE/M2AN/M2AN_2002__36_5/M2AN_2002__36_5_773_0/M2AN_2002__36_5_773_0.pdf
https://eudml.org/doc/194125
http://archive.numdam.org/article/M2AN_2002__36_5_773_0.pdf
https://hal.science/hal-01179969v1
https://doi.org/10.1051/m2an:2002044

Adaptive h‐refinement on 3D unstructured grids for transient problems: Adaptive \(h\)-refinement of 3D unstructured grids for transient problems

Authors: Joseph D. Baum Rainald Löhner

Source: International Journal for Numerical Methods in Fluids. 14:1407-1419

Subject Terms: protective layers, vectorizability, 0103 physical sciences, Mesh generation, refinement, and adaptive methods for the numerical solution of initial value and initial-boundary value problems involving PDEs, \(h\)-enrichment/coarsening, tetrahedral finite element, 0101 mathematics, Shock waves and blast waves in fluid mechanics, 01 natural sciences, compressible flow, Finite element methods applied to problems in fluid mechanics, shock-object interaction, 3. Good health

File Description: application/xml

Access URL: https://zbmath.org/91203
https://doi.org/10.1002/fld.1650141204
https://onlinelibrary.wiley.com/doi/abs/10.1002/fld.1650141204
https://www.scipedia.com/public/Lohner_Baum_1992a
https://ci.nii.ac.jp/naid/80006586880
http://ui.adsabs.harvard.edu/abs/1992IJNMF..14.1407L/abstract

A Numerical Simulation Study of Complex Multi-Source Groundwater Based on PKAN.

Authors: Feng, Lei Wang, Jun

Source: Water (20734441); Apr2025, Vol. 17 Issue 7, p1075, 15p

Subject Terms: NUMERICAL functions, GROUNDWATER flow, SIMULATION methods & models, COMPUTER simulation, SENSITIVITY analysis

On an h-type mesh-refinement strategy based on minimization of interpolation errors

Authors: Leszek Demkowicz J. T. Oden Ph. Devloo

Source: Computer Methods in Applied Mechanics and Engineering. 53:67-89

Subject Terms: automatic mesh refinement, Finite element methods applied to problems in solid mechanics, Error bounds for boundary value problems involving PDEs, 0211 other engineering and technologies, 02 engineering and technology, Mesh generation, refinement, and adaptive methods for boundary value problems involving PDEs, 01 natural sciences, Error bounds for initial value and initial-boundary value problems involving PDEs, interpolation error bounds, Numerical and other methods in solid mechanics, Mesh generation, refinement, and adaptive methods for the numerical solution of initial value and initial-boundary value problems involving PDEs, two- dimensional model problems, estimation of local errors, highly accurate estimates of second derivatives, 0101 mathematics

File Description: application/xml

Access URL: https://zbmath.org/3887229
https://doi.org/10.1016/0045-7825(85)90076-3
http://www.sciencedirect.com/science/article/pii/0045782585900763
https://www.sciencedirect.com/science/article/pii/0045782585900763
https://ui.adsabs.harvard.edu/abs/1985CMAME..53...67D/abstract

Modified method of characteristics for solving population balance equations

Authors: Laurent Pilon Raymond Viskanta

Source: International Journal for Numerical Methods in Fluids. 42:1211-1236

Subject Terms: Numerical aspects of the method of characteristics for initial value and initial-boundary value problems involving PDEs, two-phase flow, Other numerical methods (fluid mechanics), 0103 physical sciences, particulate flows, Multiphase and multicomponent flows, 02 engineering and technology, dispersed phases, 0210 nano-technology, 01 natural sciences

File Description: application/xml

Access URL: https://zbmath.org/2037663
https://doi.org/10.1002/fld.586
https://escholarship.org/uc/item/6qh803tc.pdf
http://ui.adsabs.harvard.edu/abs/2003IJNMF..42.1211P/abstract
https://escholarship.org/uc/item/6qh803tc?view=search
https://escholarship.org/content/qt6qh803tc/qt6qh803tc.pdf?t=lnps98
https://escholarship.org/uc/item/6qh803tc
https://www.seas.ucla.edu/~pilon/Publications/Int%20J%20Num%20Meth%20Fluids2003.pdf

A subspace‐adaptive weights cubature method with application to the local hyperreduction of parameterized finite element models: A subspace-adaptive weights cubature method with application to the local hyperreduction of parameterized finite element models

Authors: Bravo Martínez, José Raúl Hernández Ortega, Joaquín Alberto Ares de Parga Regalado, Sebastian et al.

Contributors: Bravo Martínez, José Raúl Hernández Ortega, Joaquín Alberto Ares de Parga Regalado, Sebastian et al.

Source: UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)

Subject Terms: hyperreduction, Empirical cubature method, local bases, Numerical methods for partial differential equations, boundary value problems, Àrees temàtiques de la UPC::Matemàtiques i estadística::Anàlisi numèrica::Mètodes en elements finits, singular value decomposition, Hyperreduction, Singular value decomposition, Energy-conserving sampling and weighting, FOS: Physical sciences, linear programming, energy-conserving sampling and weighting, Mathematical Physics (math-ph), Local bases, Numerical and other methods in solid mechanics, Linear programming, Escala multidimensional, Multiscale modeling, empirical cubature method, Numerical methods for partial differential equations, initial value and time-dependent initial-boundary value problems, Mathematical Physics

File Description: application/pdf; application/xml

Access URL: http://arxiv.org/abs/2310.15769
https://zbmath.org/7981582
https://doi.org/10.1002/nme.7590
https://hdl.handle.net/2117/413829
https://doi.org/10.48550/arxiv.2310.15769
https://doi.org/10.1002/nme.7590

A New Open Channel Flow Correction Method Based on Different Boundary Combinations in Hydraulic Modeling.

Authors: Chen, Mingrui Wei, Wentao Zhang, Zhao et al.

Source: Water (20734441); Jan2024, Vol. 16 Issue 2, p284, 17p

Subject Terms: CHANNEL flow, HYDRAULIC models, WATER transfer, PROBLEM solving

Mixing‐Induced Mineral Precipitation in Porous Media: Front Development and Its Impact on Flow and Transport.

Authors: Kottsova, Anna Kong, Xiang‐Zhao Zitha, Pacelli L. J. et al.

Source: Water Resources Research; Oct2025, Vol. 61 Issue 10, p1-21, 21p

Subject Terms: GEOTHERMAL engineering, FLUID flow, POROUS materials, HIGH resolution imaging, WATER-rock interaction, CRYSTALLIZATION

Further N -Frame networking dynamics of conscious observer-self agents via a functional contextual interface: predictive coding, double-slit quantum mechanical experiment, and decision-making fallacy modeling as applied to the measurement problem in humans and AI

Authors: Edwards, Darren J.

Source: Frontiers in Computational Neuroscience; 2025, p1-53, 53p

Subject Terms: LANGUAGE models, ARTIFICIAL intelligence, COGNITIVE bias, QUANTUM operators, COGNITIVE maps (Psychology)

On efficient time-stepping methods for nonlinear partial differential equations

Authors: Richard E. Ewing

Source: Computers & Mathematics with Applications. 6:1-13

Subject Terms: time-stepping Galerkin methods, Error bounds for boundary value problems involving PDEs, smooth solutions, Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs, quasilinear, 01 natural sciences, Computational Mathematics, Computational Theory and Mathematics, Modelling and Simulation, preconditional iterative method, Crank-Nicolson, 0101 mathematics, Second-order nonlinear hyperbolic equations, vibrational problems

File Description: application/xml

Access URL: https://core.ac.uk/display/81104739
https://www.sciencedirect.com/science/article/pii/0898122180900553

Exploring Opportunities for Sustainable Housing: The Case of East Africa.

Authors: Rosvall, Max Palm, Klas Ramanathan, Swaminathan et al.

Source: Systemic Practice & Action Research; Dec2024, Vol. 37 Issue 6, p1205-1240, 36p

Subject Terms: ECOLOGICAL houses, SYSTEMS theory, ACTION research, SUSTAINABILITY, RESEARCH methodology

Experimental and Numerical Investigations on the Dynamic Response of Steel Piles Embedded in Crushed Limestone Material under Impact Loading.

Authors: Yosef, Tewodros Y. Fang, Chen Faller, Ronald K. et al.

Source: Geotechnical & Geological Engineering; Sep2024, Vol. 42 Issue 7, p6253-6277, 25p

Subject Terms: SOIL mechanics, STRAIN rate, FINITE element method, IMPACT testing, SOIL-structure interaction

Evolutionary PINN Learning Algorithms Inspired by Approximation to Pareto Front for Solving Ill-Posed Problems.

Authors: Lazovskaya, Tatiana Tarkhov, Dmitriy Chistyakova, Maria et al.

Source: Computation; Aug2023, Vol. 11 Issue 8, p166, 16p

Subject Terms: MACHINE learning, APPROXIMATION algorithms, PROBLEM solving, BENCHMARK problems (Computer science), LAMINATED composite beams, ALGORITHMS, EVOLUTIONARY algorithms

Weak baselines and reporting biases lead to overoptimism in machine learning for fluid-related partial differential equations.

Authors: McGreivy, Nick Hakim, Ammar

Source: Nature Machine Intelligence; Oct2024, Vol. 6 Issue 10, p1256-1269, 14p

The fast multipole method for the symmetric boundary integral formulation.

Authors: Of, G. Steinbach, O. Wendland, W.L.

Source: IMA Journal of Numerical Analysis; Apr2006, Vol. 26 Issue 2, p272-296, 25p

Subject Terms: BOUNDARY element methods, NUMERICAL analysis, HARMONIC functions, PARTIAL differential equations, INTEGRAL operators, INTEGRALS

Recent developments in finite element methods for structural acoustics.

Authors: Harari, I. Grosh, K. Hughes, T. et al.

Source: Archives of Computational Methods in Engineering; Jun1996, Vol. 3 Issue 2/3, p131-309, 179p