Numerical solution and accelerated computations for a radiative transfer equation in stellar atmospheres

INTEGRAL TRANSFORMS AND SPECIAL FUNCTIONS

2025 | review

Low rank approximation in the computation of first kind integral equations with TauToolbox

Applied Numerical Mathematics

2024 | journal-article

On Fourier Series in the Context of Jacobi Matrices

Axioms

2024 | journal-article

Hysteresis in the Dynamics of Employment by Activity Sector

Review of Political Economy

2024 | journal-article

A Low-Rank Matrix Approach to Compute Polynomial Approximations of Smooth Two-Dimensional Functions

Mathematics in Computer Science

2024 | journal-article

Solving Partial Differential Problems with Tau Toolbox

Mathematics in Computer Science

2024 | journal-article

Impact of refugees on wages and economic growth in a model with inflation

Applied Economics

2024 | journal-article

Influence of the order between discretization and regularization in solving ill-posed problems

Mathematics and Computers in Simulation

2024 | journal-article

Global directed technical change model with fiscal and monetary policies, and public debt

ECONOMIC CHANGE AND RESTRUCTURING

2024 | journal-article

IS TOURISM THE NEW DUTCH DISEASE? IMPACTS ON WAGES, SECTORIAL COMPETITIVENESS AND ECONOMIC GROWTH

JOURNAL OF DYNAMICS AND GAMES

2024 | preprint

Fast and accurate solvers for weakly singular integral equations

Numerical Algorithms

2023 | journal-article

Solving differential eigenproblems via the spectral Tau method

Numerical Algorithms

2023 | journal-article

High-Speed Fluid-Structure Interactions on a Compliant Panel Under Shock Impingement

AIAA Journal

2023 | journal-article

Local and global indeterminacy and transition dynamics in a growth model with public goods

PORTUGUESE ECONOMIC JOURNAL

2023 | journal-article

Labour market reforms and employment hysteresis

Acta Oeconomica

2022 | journal-article

A Time-Splitting Tau Method for PDE's: A Contribution for the Spectral Tau Toolbox Library

MATHEMATICS IN COMPUTER SCIENCE

2022 | journal-article

Foreword to the Special Focus on Advances in Symbolic and Numeric Computation IV

MATHEMATICS IN COMPUTER SCIENCE

2022 | other

Hysteresis and sources of aggregate employment inertia

STUDIES IN NONLINEAR DYNAMICS AND ECONOMETRICS

2022 | journal-article

Play-Hysteresis in the Joint Dynamics of Employment and Investment

MATHEMATICS IN COMPUTER SCIENCE

2022 | journal-article

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

NUMERICAL FUNCTIONAL ANALYSIS AND OPTIMIZATION

2022 | journal-article

Effectiveness of Floating-Point Precision on the Numerical Approximation by Spectral Methods

Mathematical and Computational Applications

2021 | journal-article

Comércio Intra-Indústria

Notas Económicas

2021 | journal-article

Directed technical change and environmental quality

PORTUGUESE ECONOMIC JOURNAL

2021 | journal-article

Estimating the Employment Band of Inaction with Multiple Breaks due to Labor Market Reforms

MATHEMATICS IN COMPUTER SCIENCE

2021 | journal-article

Foreword to the Special Focus on Advances in Symbolic and Numeric Computation III

MATHEMATICS IN COMPUTER SCIENCE

2021 | other

Employment hysteresis: an argument for avoiding front-loaded fiscal consolidations in the eurozone

Review of Keynesian Economics

2020 | journal-article

Approximating the solution of integro-differential problems via the spectral Tau method with filtering

Applied Numerical Mathematics

2020 | journal-article

Bidiagonal SVD Computation via an Associated Tridiagonal Eigenproblem

ACM TRANSACTIONS ON MATHEMATICAL SOFTWARE

2020 | journal-article

Solving Nonholonomic Systems with the Tau Method

MATHEMATICAL AND COMPUTATIONAL APPLICATIONS

2019 | journal-article

The labour-share decrease and the technological-knowledge increase

Applied Economics Letters

2019 | journal-article

A new product integration approach for a weakly singular Hammerstein equation

Rendiconti del Seminario Matematico

2018 | journal-article

Dealing with Functional Coefficients Within Tau Method

Mathematics in Computer Science

2018 | journal-article

PageRank Computation with MAAOR and Lumping Methods

Mathematics in Computer Science

2018 | journal-article

Computing the bidiagonal svd through an associated tridiagonal eigenproblem

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

2017 | book

Data-sparse approximation on the computation of a weakly singular Fredholm equation: A stellar radiative transfer application

Applied Numerical Mathematics

2017 | journal-article

Dealing with functional coefficients within tau method

SYMCOMP 2017 - 3rd International Conference on Numerical and Symbolic Computation: Developments and Applications, Proceedings

2017 | conference-paper

Pagerank computation with maaor and lumping methods

SYMCOMP 2017 - 3rd International Conference on Numerical and Symbolic Computation: Developments and Applications, Proceedings

2017 | conference-paper

Spectral Lanczos' Tau Method for Systems of Nonlinear Integro-Differential Equations

Integral Methods in Science and Engineering, Volume 1: Theoretical Techniques

2017 | book-chapter

A NOTE on SKILL-STRUCTURE SHOCKS, the SHARE of the HIGH-TECH SECTOR, and ECONOMIC GROWTH DYNAMICS

Macroeconomic Dynamics

2016 | journal-article

A modified iterated projection method adapted to a nonlinear integral equation

Applied Mathematics and Computation

2016 | journal-article

Improving the Accuracy of Chebyshev Tau Method for Nonlinear Differential Problems

Mathematics in Computer Science

2016 | journal-article

Towards a Lanczos’ τ -Method Toolkit for Differential Problems

Mathematics in Computer Science

2016 | journal-article

A hysteresis model-based indicator for employment adjustment rigidity

Empirica

2015 | journal-article

Discrete Dynamics for the Core-periphery Model,Dynamique discrète pour le modèle centre-périphérie,Dinámica discreta del modelo de periferia central

Spatial Economic Analysis

2015 | journal-article

Dynamic Political Effects in a Neoclassic Growth Model with Healthcare and Creative Activities

Dynamics, Games and Science

2015 | conference-paper

The Macrodynamics of Employment Under Uncertainty

Dynamics, Games and Science

2015 | conference-paper

Computation of optimal control solutions with the tau method and an error estimator

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

2014 | conference-paper

Economic growth and multiple equilibria: A critical note

Economic Modelling

2014 | journal-article

Experiments with GPU-acceleration for solving a radiative transfer problem

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

2014 | book

Lumping method with acceleration for the pagerank computation

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

2014 | conference-paper

Tau method for linear quadratic regulator problems

Journal of Applied Nonlinear Dynamics

2014 | journal-article

Economic Growth and Equilibria: A Symbolic Approach

1st International Conference on Algebraic and Symbolic Computation

2013 | conference-paper

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

Numerical Algorithms

2013 | journal-article

Eigenvalue computations in the context of data-sparse approximations of integral operators

Journal of Computational and Applied Mathematics

2013 | journal-article

Error bounds for low-rank approximations of the first exponential integral kernel

Numerical Functional Analysis and Optimization

2013 | journal-article

Harnessing GPU power from high-level libraries: Eigenvalues of integral operators with SLEPc

Procedia Computer Science

2013 | conference-paper

Modified projection and the iterated modified projection methods for nonlinear integral equations

Journal of Integral Equations and Applications

2013 | journal-article

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

Applied Mathematics and Computation

2012 | journal-article

Hysteresis in the dynamics of employment

Metroeconomica

2012 | journal-article

Nonconvex adjustment costs, hysteresis, and the macrodynamics of employment

Journal of Post Keynesian Economics

2012 | journal-article

A parallel implementation of the jacobi-davidson eigensolver for unsymmetric matrices

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

2011 | book

Comparison of two discretizations for spectral computations for integral operators

International Journal of Pure and Applied Mathematics

2011 | journal-article

High-performance computing for spectral approximations

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

Public deficits and economic growth

Economic Modelling

2009 | journal-article

Effects of clustering herds with small-sized contemporary groups in dairy cattle genetic evaluations

JOURNAL OF DAIRY SCIENCE

2008 | journal-article

Parallel eigensolvers for a discretized radiative transfer problem

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

2008 | book

Evaluation of linear solvers for astrophysics transfer problems

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

2007 | book

High Performance Computing for Computational Science - VECPAR 2006

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

2007 | journal-article

Re-examining international technological-knowledge diffusion

International Economic Journal

2007 | journal-article

Defect correction for spectral computations for a singular integral operator

Communications on Pure and Applied 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 | book

Spectral refinement for clustered eigenvalues of quasi-diagonal matrices

Linear Algebra and Its Applications

2006 | journal-article

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

A parallel code for integral equations on a cluster of computers

INTEGRAL METHODS IN SCIENCE AND ENGINEERING: ANALYTIC AND NUMERICAL TECHNIQUES

2004 | conference-paper

Inferring cost equations for recursive, polymorphic and higher-order functional programs

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

2004 | journal-article

Integral Methods in Science and Engineering

Integral Methods in Science and Engineering: Analytic and Numerical Techniques

2004 | journal-article

New implementation of the Tau method for PDEs

Journal of Computational and Applied Mathematics

2004 | journal-article

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 L¹ 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

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

1999 | book

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

VECTOR AND PARALLEL PROCESSING - VECPAR'96

1997 | journal-article

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

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

1997 | book

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

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