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Simplicial Bernstein form and positivity certificates for solutions obtained in a stationary digital twin by Bernstein Bubnov-Galerkin method

Published: 10 September 2022 Publication History

Abstract

In this article, using the simplicial Bernstein form of polynomials on a simplex, we provide positivity certificates for the approximate solution of a linear elliptic PDE obtained by simplicial Bernstein Bubnov-Galerkin method. Particularly, we show how to obtain a simplicial Bernstein certificate of positivity for the approximate solution, although the discretized system does not satisfy a discrete weak maximum principle.

References

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Praveen Agarwal, Jochen Merker, and Gregor Schuldt. 2021. Singular Integral Neumann Boundary Conditions for Semilinear Elliptic PDEs. Axioms 10, 2 (2021), 74. https://doi.org/10.3390/axioms10020074
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Philippe G. Ciarlet. 1970. Discrete maximum principle for finite-difference operators. Aequationes mathematicae 4 (1970), 266–268.
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Andrei Drǎgǎnescu, Todd Dupont, and L.R. Scott. 2005. Failure of the discrete maximum principle for an elliptic finite element problem. Mathematics of computation 74 (2005), 1–23.
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D. Gilbarg and N. Trudinger. 2001. Elliptic partial differential equations of second order (2nd. ed.). Springer, New York, NY.
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Tareq Hamadneh, Jochen Merker, and Gregor Schuldt. 2022. Discrete Maximum Principle and Positivity Certificates for the Bernstein dual Petrov-Galerkin method. In The 7th International Arab Conference on Mathematics and Computations (IACMC 2022). to be published by Springer Proceedings in Mathematics & Statistics, Zarqa, Jordan.
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Robert C. Kirby. 2011. Fast simplicial finite element algorithms using Bernstein polynomials. Numer. Math. 117(2011), 631–652.
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Robert C. Kirby and Kieu Tri Thinh. 2012. Fast simplicial quadrature-based finite element operators using Bernstein polynomials. Numer. Math. 121(2012), 261–279.
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L.M. Leslie and B.J. McAveney. 1973. Comparative test of direct and iterative methods for solving Helmholtz-type equations. Mon. Wea. Rev. 101(1973), 235–239.
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Jochen Merker, Benjamin Kunsch, and Gregor Schuldt. 2021. Nonlinear Compartment Models with Time-Dependent Parameters. Mathematics 9, 14 (2021), 1657. https://doi.org/10.3390/math9141657
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Andrew P. Smith. 2012. Enclosure methods for systems of polynomial equations and inequalities. Ph. D. Dissertation. University of Konstanz, Konstanz, Germany.
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Cited By

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  • (2024)Solution of the Heat and Mass Transfer Problem for Soil Radiant Heating Conditions Using the Method of Finite Integral Fourier TransformE3S Web of Conferences10.1051/e3sconf/202458101041581(01041)Online publication date: 21-Oct-2024
  • (2023)An Improved Material Point Method with Aggregated and Smoothed Bernstein FunctionsMathematics10.3390/math1104090711:4(907)Online publication date: 10-Feb-2023
  • (2023)Discrete Maximum Principle and Positivity Certificates for the Bernstein Dual Petrov–Galerkin MethodMathematics and Computation10.1007/978-981-99-0447-1_16(195-211)Online publication date: 30-May-2023

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  1. Simplicial Bernstein form and positivity certificates for solutions obtained in a stationary digital twin by Bernstein Bubnov-Galerkin method

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      cover image ACM Other conferences
      ICoMS '22: Proceedings of the 2022 5th International Conference on Mathematics and Statistics
      June 2022
      137 pages
      ISBN:9781450396233
      DOI:10.1145/3545839
      Permission to make digital or hard copies of all or part of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for components of this work owned by others than the author(s) must be honored. Abstracting with credit is permitted. To copy otherwise, or republish, to post on servers or to redistribute to lists, requires prior specific permission and/or a fee. Request permissions from [email protected].

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      Association for Computing Machinery

      New York, NY, United States

      Publication History

      Published: 10 September 2022

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      Author Tags

      1. Bubnov-Galerkin method
      2. digital twin
      3. discrete maximum principle
      4. positivity certificates
      5. simplicial Bernstein polynomials

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      • Research-article
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      • Refereed limited

      Funding Sources

      • European Social Fund
      • Saxonian State Ministry for Higher Education, Research and the Arts

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      Cited By

      View all
      • (2024)Solution of the Heat and Mass Transfer Problem for Soil Radiant Heating Conditions Using the Method of Finite Integral Fourier TransformE3S Web of Conferences10.1051/e3sconf/202458101041581(01041)Online publication date: 21-Oct-2024
      • (2023)An Improved Material Point Method with Aggregated and Smoothed Bernstein FunctionsMathematics10.3390/math1104090711:4(907)Online publication date: 10-Feb-2023
      • (2023)Discrete Maximum Principle and Positivity Certificates for the Bernstein Dual Petrov–Galerkin MethodMathematics and Computation10.1007/978-981-99-0447-1_16(195-211)Online publication date: 30-May-2023

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