###### Algoritmi | User | Maria Filomena Guimaraes Dias d Almeida

Maria Filomena Guimaraes Dias d Almeida

Maria Filomena Guimaraes Dias d Almeida

Personal Email

Orcid

0000-0001-7006-3515Researcher ID

FCT Public Key

Ciência ID

311A-EAC4-4489Google Scholar

Publications (36)

**Two Numerical Approaches for Nonlinear Weakly Singular Integral Equations**

**arXiv**

2022 | other

**Two Singularity Subtraction Schemes for a Class of Nonlinear Weakly Singular Integral Equations**

**Numerical Functional Analysis and Optimization**

2022 | journal-article

**Singularity Subtraction for Nonlinear Weakly Singular Integral Equations of the Second Kind**

**Integral Methods in Science and Engineering: Analytic Treatment and Numerical Approximations**

2019 | book-chapter

**Iterated Kantorovich versus Kulkarni method for Fredholm integral equations**

**Integral Methods in Science and Engineering. Vol. 2: Computational Methods **

2017 | book-chapter

**Projection methods based on grids for weakly singular integral equations**

**Applied Numerical Mathematics**

2017 | journal-article

**Accuracy of the discretization matrix of a radiative transfer problem**

**Proceedings - 14th International Conference on Computational Science and Its Applications, ICCSA 2014**

2014 | conference-paper

**Application of eigensolvers in quadratic eigenvalue problems for brake systems analysis**

**Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)**

2014 | conference-paper

**For nonlinear infinite dimensional equations, which to begin with: Linearization or discretization?**

**Journal of Integral Equations and Applications**

2014 | journal-article

**A Jacobi-Davidson type method with a correction equation tailored for integral operators**

**Numerical Algorithms**

2013 | journal-article

**Errors and grids for projected weakly singular integral equations**

**International Journal of Pure and Applied Mathematics**

2013 | journal-article

**Convergence of Multipower Defect-Correction for spectral computations of integral operators**

**Applied Mathematics and Computation**

2012 | journal-article

**Comparison of two discretizations for spectral computations for integral operators**

**International Journal of Pure and Applied Mathematics**

2011 | journal-article

**Error bounds for L ^{1} galerkin approximations of weakly singular integral operators**

**Integral Methods in Science and Engineering: Analytic Methods**

2010 | conference-paper

**Integral Operator Spectral Computations using PETSc/SLEPc libraries**

**IBERGRID: 4TH IBERIAN GRID INFRASTRUCTURE CONFERENCE PROCEEDINGS**

2010 | conference-paper

**Piecewise constant Galerkin approximations of weakly singular integral equations**

**International Journal of Pure and Applied Mathematics**

2009 | journal-article

**Defect correction for spectral computations for a singular integral operator**

**Communications on Pure and Applied Analysis**

2006 | journal-article

**Discretization of Iterative Refinement Methods for Fredholm Integral Equations.**

**Journal of Analysis**

2006 | journal-article

**Performance evaluation of a parallel algorithm for a radiative transfer problem**

**Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)**

2006 | conference-paper

**Spectral refinement for clustered eigenvalues of quasi-diagonal matrices**

**Linear Algebra and Its Applications**

2006 | conference-paper

**A numerical study of iterative refinement schemes for weakly singular integral equations**

**Applied Mathematics Letters**

2005 | journal-article

**Spectral refinement on quasi-diagonal matrices**

**Linear Algebra and Its Applications**

2005 | journal-article

**Topic 10 parallel numerical algorithms**

**Lecture Notes in Computer Science**

2005 | conference-paper

**A parallel code for integral equations on a cluster of computers**

**INTEGRAL METHODS IN SCIENCE AND ENGINEERING: ANALYTIC AND NUMERICAL TECHNIQUES**

2004 | conference-paper

**A parallel implementation of the Atkinson algorithm for solving a Fredholm equation**

**Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)**

2003 | book

**An L ^{1} refined projection approximate solution of the radiation transfer equation in stellar atmospheres**

**Journal of Computational and Applied Mathematics**

2002 | journal-article

**Nonoverlapping domain decomposition applied to a computational fluid mechanics code**

1999 | conference-paper

**Preconditioned iterative methods for coupled discretizations of fluid flow problems**

**IMA Journal of Numerical Analysis**

1998 | journal-article

**Parallelization of an implicit algorithm for fluid flow problems**

**PARALLEL AND DISTRIBUTED PROCESSING FOR COMPUTATIONAL MECHANICS: SYSTEMS AND TOOLS**

1997 | conference-paper

**Preconditioners for nonsymmetric linear systems in domain decomposition applied to a coupled discretization of navier-stokes equations**

1997 | conference-paper

**Columnwise block LU factorization using blas kernels on VAX 6520/2VP**

**Computing Systems in Engineering**

1995 | journal-article

**Editorial**

**Computing Systems in Engineering**

1995 | journal-article

**Editorial**

**Computing Systems in Engineering**

1995 | journal-article

**Performance of a QR algorithm implementation on a multicluster of transputers**

**Computing Systems in Engineering**

1995 | journal-article

**Is the iterative refinement of eigenelements an expensive technique?**

**Journal of Computational and Applied Mathematics**

1987 | journal-article

**ITERATIVE REFINEMENT FOR APPROXIMATE EIGENELEMENTS OF COMPACT-OPERATORS**

**RAIRO-ANALYSE NUMERIQUE-NUMERICAL ANALYSIS**

1984 | journal-article

**Iterative Refinement for Approximate Eigenelements of Compact Operators**

** R.A.I.R.O. Analyse Numérique**

1984 | journal-article

**Two Numerical Approaches for Nonlinear Weakly Singular Integral Equations**

**arXiv**

2022 | other

**Two Singularity Subtraction Schemes for a Class of Nonlinear Weakly Singular Integral Equations**

**Numerical Functional Analysis and Optimization**

2022 | journal-article

**Singularity Subtraction for Nonlinear Weakly Singular Integral Equations of the Second Kind**

**Integral Methods in Science and Engineering: Analytic Treatment and Numerical Approximations**

2019 | book-chapter

**Iterated Kantorovich versus Kulkarni method for Fredholm integral equations**

**Integral Methods in Science and Engineering. Vol. 2: Computational Methods **

2017 | book-chapter

**Projection methods based on grids for weakly singular integral equations**

**Applied Numerical Mathematics**

2017 | journal-article

**Accuracy of the discretization matrix of a radiative transfer problem**

**Proceedings - 14th International Conference on Computational Science and Its Applications, ICCSA 2014**

2014 | conference-paper

**Application of eigensolvers in quadratic eigenvalue problems for brake systems analysis**

2014 | conference-paper

**For nonlinear infinite dimensional equations, which to begin with: Linearization or discretization?**

**Journal of Integral Equations and Applications**

2014 | journal-article

**A Jacobi-Davidson type method with a correction equation tailored for integral operators**

**Numerical Algorithms**

2013 | journal-article

**Errors and grids for projected weakly singular integral equations**

**International Journal of Pure and Applied Mathematics**

2013 | journal-article

**Convergence of Multipower Defect-Correction for spectral computations of integral operators**

**Applied Mathematics and Computation**

2012 | journal-article

**Comparison of two discretizations for spectral computations for integral operators**

**International Journal of Pure and Applied Mathematics**

2011 | journal-article

**Error bounds for L ^{1} galerkin approximations of weakly singular integral operators**

**Integral Methods in Science and Engineering: Analytic Methods**

2010 | conference-paper

**Integral Operator Spectral Computations using PETSc/SLEPc libraries**

**IBERGRID: 4TH IBERIAN GRID INFRASTRUCTURE CONFERENCE PROCEEDINGS**

2010 | conference-paper

**Piecewise constant Galerkin approximations of weakly singular integral equations**

**International Journal of Pure and Applied Mathematics**

2009 | journal-article

**Defect correction for spectral computations for a singular integral operator**

**Communications on Pure and Applied Analysis**

2006 | journal-article

**Discretization of Iterative Refinement Methods for Fredholm Integral Equations.**

**Journal of Analysis**

2006 | journal-article

**Performance evaluation of a parallel algorithm for a radiative transfer problem**

2006 | conference-paper

**Spectral refinement for clustered eigenvalues of quasi-diagonal matrices**

**Linear Algebra and Its Applications**

2006 | conference-paper

**A numerical study of iterative refinement schemes for weakly singular integral equations**

**Applied Mathematics Letters**

2005 | journal-article

**Spectral refinement on quasi-diagonal matrices**

**Linear Algebra and Its Applications**

2005 | journal-article

**Topic 10 parallel numerical algorithms**

**Lecture Notes in Computer Science**

2005 | conference-paper

**A parallel code for integral equations on a cluster of computers**

**INTEGRAL METHODS IN SCIENCE AND ENGINEERING: ANALYTIC AND NUMERICAL TECHNIQUES**

2004 | conference-paper

**A parallel implementation of the Atkinson algorithm for solving a Fredholm equation**

2003 | book

**An L ^{1} refined projection approximate solution of the radiation transfer equation in stellar atmospheres**

**Journal of Computational and Applied Mathematics**

2002 | journal-article

**Nonoverlapping domain decomposition applied to a computational fluid mechanics code**

1999 | conference-paper

**Preconditioned iterative methods for coupled discretizations of fluid flow problems**

**IMA Journal of Numerical Analysis**

1998 | journal-article

**Parallelization of an implicit algorithm for fluid flow problems**

**PARALLEL AND DISTRIBUTED PROCESSING FOR COMPUTATIONAL MECHANICS: SYSTEMS AND TOOLS**

1997 | conference-paper

**Preconditioners for nonsymmetric linear systems in domain decomposition applied to a coupled discretization of navier-stokes equations**

1997 | conference-paper

**Columnwise block LU factorization using blas kernels on VAX 6520/2VP**

**Computing Systems in Engineering**

1995 | journal-article

**Editorial**

**Computing Systems in Engineering**

1995 | journal-article

**Editorial**

**Computing Systems in Engineering**

1995 | journal-article

**Performance of a QR algorithm implementation on a multicluster of transputers**

**Computing Systems in Engineering**

1995 | journal-article

**Is the iterative refinement of eigenelements an expensive technique?**

**Journal of Computational and Applied Mathematics**

1987 | journal-article

**ITERATIVE REFINEMENT FOR APPROXIMATE EIGENELEMENTS OF COMPACT-OPERATORS**

**RAIRO-ANALYSE NUMERIQUE-NUMERICAL ANALYSIS**

1984 | journal-article

**Iterative Refinement for Approximate Eigenelements of Compact Operators**

** R.A.I.R.O. Analyse Numérique**

1984 | journal-article