
Alejandro Ignacio Allendes Flores
Assistant Professor
UNIVERSIDAD TÉCNICA FEDERICO SANTA MARÍA
Valparaíso, Chile
Numerical methods for partial differential equations; Finite element methods; Adaptivity in finite element methods; Finite element methods for Optimal Control Problems
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Mathematical Engineering, UNIVERSIDAD TECNICA FEDERICO SANTA MARIA. Chile, 2008
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Mathematics, UNIVERSITY OF STRATHCLYDE. Reino Unido, 2012
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Research associate Full Time
UNIVERSIDAD TECNICA FEDERICO SANTA MARIA
Valparaíso, Chile
2012 - 2014
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Teaching assistant Part Time
UNIVERSITY OF STRATHCLYDE
Glasgow, Reino Unido
2010 - 2011
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Instructor Full Time
UNIVERSIDAD TECNICA FEDERICO SANTA MARIA
Valparaiso, Chile
2014 - 2017
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Assistant Professor Full Time
UNIVERSIDAD TECNICA FEDERICO SANTA MARIA
Valparaiso, Chile
2017 - At present
- Gilberto Campaña, Ph.D. in Mathematics. 2020-Present - In progress
Advisors: Alejandro Allendes and Enrique Otárola. UTFSM
Title: Finite element methods for PDEs under singular forcing data.
- Gustavo García, Computer Engineering. 2019 - (100/100)
Advisor: Alejandro Allendes. UTFSM
Title: Stabilized finite element algorithms for linear and non-linear fluid flow problems.
- Francisco Fuica, Ph.D. in Mathematics. 2018-Present - In progress
Advisors: Alejandro Allendes and Enrique Otárola. UTFSM
Title: Adaptive finite element methods in linear and nonlinear PDE–constrained optimization.
- Daniel Quero, Master of Science. 2018-Present - In progress
Advisors: Alejandro Allendes and Enrique Otárola. UTFSM
Title: A posteriori error estimation for finite element approximations of a PDE–constrained optimization problem in fluid dynamics involving Dirac measures.
- Francisco Fuica, Master of Science. 2017 (100/100)
Advisors: Alejandro Allendes and Enrique Otárola. UTFSM
Title: Adaptive finite element methods in sparse PDE–constrained optimization.
- Kevin Andrews, Industrial Engineering. 2017
Advisors: Alejandro Allendes and Gilberto Campaña. UTFSM
Title: Adaptive finite elements for pollution transport.
- Daniel Quero, Mathematical Engineering. 2017
Advisors: Alejandro Allendes and Enrique Otárola. UTFSM
Title: A posteriori error estimation for finite element approximations of a PDE–constrained optimization problem in fluid dynamics.
- Cesar Naranjo, Mathematical Engineering and Master of Science. 2017
Advisors: Alejandro Allendes and Gabriel Barrenechea. 2017
Title: A divergence-free low-order stabilized finite element approximation for the steady-state Boussinesq problem.
- Esteban Cortés, Mathematical Engineering and Master of Science. 2017
Advisor: Alejandro Allendes. UTFSM
Title: Fully computable a posteriori error bounds for stabilized FEM approximations of nonstationary convection-reaction-diffusion problems.
- Gilberto Campaña, Master of Science. 2013
Advisor: Alejandro Allendes and Erwin Hernández. UTFSM
Title: Pointwise error estimations for a generalized Oseen problem and its application to an optimal control problem.
- Francisco Durán, Computer Engineering. 2013
Advisor: Alejandro Allendes. UTFSM
Title: Adaptive finite element algorithms for singularly perturbed equations.
- Gilberto Campaña, Mathematical Engineering. 2012
Advisor: Alejandro Allendes and Erwin Hernández. UTFSM
Title: A finite element approximation of an optimal control problem of the Stokes equations.
- Sixth Chilean Workshop on Numerical Analysis of Partial Differential Equations (WONAPDE2019), Universidad de Concepción, Chile. Title: Stabilized finite element approximation for a generalized Boussinesq problem: a posteriori error analysis.
- International Conference on Boundary and Interior Layers BAIL 2018, University of Strathclyde, Glasgow, UK. Title: A posteriori error estimates for the Stokes problem with singular sources.
- XXXI Jornada de Matemática de la Zona Sur, Universidad Austral de Chile, Chile. Title: A posteriori error estimates for the Stokes problem with singular sources, 2018.
- The 27th Biennial Numerical Analysis Conference, Glasgow, UK. Title: A posteriori error estimation for optimal control problems in fluid dynamics, 2017.
- Primer encuentro conjunto de la Sociedad de Matemática de Chile (SOMACHI) y la Unión Matemática Argentina (UMA), SUMA, V Región, Chile ( 2016). Title: A posteriori error estimation for finite element approximations of optimal control problems.
- XXIX Jornada de Matemática de la Zona Sur, Santa Cruz, VI Región, Chile (2016). Title: Fully computable error estimation for Stabilized AFEM approximations of control constrained optimal control problems.
- 4 ta Escuela del Doctorado en Matemática de Valparaíso, UTFSM (2015). Title: Análisis numérico para control óptimo de ecuaciones diferenciales parciales.
- 26th Biennial Conference on Numerical Analysis, University of Strathclyde, Glasgow, UK, (2015). Title: A robust numerical method for a control problem of singularly perturbed equations.
- Valparaíso’s Mathematics and Applications Days (V-MAD V), Instituto de Mate- mática, PUCV (2015). Title: An adaptive stabilized method for the Navier–Stokes equations in three dimensions.
- Valparaíso’s Mathematics and Applications Days (V-MAD IV), Instituto de Mate- mática, PUCV (2014). Title: Adaptive finite element approximations for fluid flow problems.
- Workshop Métodos Numéricos de Ecuaciones Diferenciales (2013), Universidad de Salamanca. Title: Right inverse of the divergence operator and its application to the a posteriori error analysis for conforming finite element approximations.
- WONAPDE 2013, Fourth Chilean Workshop on Numerical Analysis of Partial Differential Equations, Universidad de Concepción. Title: Fully computable a posteriori error bounds for stabilized FEM approximations of convection-reaction-diffusion problems in three dimensions.
- Valparaíso’s Mathematics and Applications Days (V-MAD III), Instituto de Mate- mática, PUCV (2012). Title: Right inverse of the divergence operator an its application to the a posteriori error analysis for finite element approximations.
- Somachi 2012, Sociedad Matemática de Chile. Título: Right inverse of the divergence operator an its application to the a posteriori error analysis for finite element approximations.
- XI Jornada de Mécanica Computacional, Universidad Técnica Federico Santa María (2012): Title: Estimadores de error completamente computables y adaptividad para métodos de elementos finitos.
- Caleta Numérica (2012): Seminar on Numerical Analysis and Applied Mathematics at Valparaíso, Pontificia Universidad Católica de Valparaíso. Title: Estimadores de error completamente computables para métodos conformes de elementos finitos estabilizados.
- Seminario de Investigación en Ingeniería Mecánica (2012), Universidad Técnica Federico Santa María, Chile. Title: Estimaciones de error a posteriori para Métodos de Elementos Finitos.
- Seminario di Modellistica Differenziale Numerica (2011), Sapienza Università di Roma. Title: Computable a posteriori error bounds for the Stokes problem.
- 24 th Biennial Conference on Numerical Analysis 2011, Department of Mathematics and Statistics, University of Strathclyde, Scotland. Title: On the adaptive selection of the parameter in stabilized finite element approximation.
- Santiago Numérico 2 (2010), Quinto Encuentro de Análisis Numérico de Ecuaciones Diferenciales Parciales, Department of Mathematics, Pontificia Universidad Católica de Chile. Title: Computable error bounds for Stabilized finite element methods for the Stokes problem.
- Maths 2010 BMC/BAMC, British Mathematical Colloquium and British Applied Mathematics Colloquium, Maxwell Institute for Mathematical Sciences, Edinburgh. Title: Computable error bounds for nonconforming Fortin–Soulie finite element approximation of the Stokes problem.
Adaptive finite element methods for linear and nonlinear PDE constrained optimization problems |
FULLY COMPUTABLE A POSTERIORI ERROR ESTIMATION IN FINITE ELEMENT ANALYSIS |

Alejandro Allendes
Assistant Professor
Mathematics
UNIVERSIDAD TÉCNICA FEDERICO SANTA MARÍA
Valparaíso, Chile

Enrique Otarola
Profesor Asociado
Matemática
UNIVERSIDAD TECNICA FEDERICO SANTA MARIA
Santiago, Chile

Alejandro Allendes
Academic Instructor
Departamento de Matemática
Universidad Tecnica Federico Santa María
Valparaíso, Chile

Alexander Quaas
Profesor Adjunto
Departamento de Matemática
UNIVERSIDAD TÉCNICA FEDERICO SANTA MARÍA
Valparaíso, Chile

Enrique Otarola
Assistant Professor
Departamento de Matemática
Universidad Técnica Federico Santa María
Valparaíso, Chile

Erwin Hernandez
Profesor Titular
Departamento de Matemática
Universidad Tecnica Federico Santa María
Valparaíso, Chile

Francisco Fuica
Postdoctorado
Facultad de Matemáticas
Pontificia Universidad Católica de Chile
Santiago, Chile