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Civil-Comp Conferences
ISSN 2753-3239
CCC: 9
PROCEEDINGS OF THE FIFTEENTH INTERNATIONAL CONFERENCE ON COMPUTATIONAL STRUCTURES TECHNOLOGY
Edited by: P. Iványi, J. Kruis and B.H.V. Topping
Paper 10.5

Quadratic Programming Algorithm for Dual Solution of Mortar-based Contact Problems in Linear Elasticity

L. Pospíšil, T. Světlík, R. Varga and M. Cermak

Department of Mathematics, VSB – Technical University of Ostrava, Czechia

Full Bibliographic Reference for this paper
L. Pospíšil, T. Světlík, R. Varga, M. Cermak, "Quadratic Programming Algorithm for Dual Solution of Mortar-based Contact Problems in Linear Elasticity", in P. Iványi, J. Kruis, B.H.V. Topping, (Editors), "Proceedings of the Fifteenth International Conference on Computational Structures Technology", Civil-Comp Press, Edinburgh, UK, Online volume: CCC 9, Paper 10.5, 2024, doi:10.4203/ccc.9.10.5
Keywords: finite element method, dual formulation, quadratic programming, Matlab, scalable algorithm, numerical solution.

Abstract
This paper presents an investigation into the numerical solution of linear elasticity contact problems utilizing the Finite Element Method for discretization, the Mortar method for handling non-penetration conditions, dual formulation for problem reduction, and optimal Quadratic Programming algorithms for scalable solution of dual problem. The study outlines the implementation of a computational pipeline for solving such problems and evaluates its performance on selected benchmark. The paper serves as an overview of the technique and can be regarded as a foundation for future enhancements or modifications to individual steps.

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