Rúben López

ORCID: 0000-0002-2975-7109
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About
Contact & Profiles
Research Areas
  • Optimization and Variational Analysis
  • Advanced Optimization Algorithms Research
  • Contact Mechanics and Variational Inequalities
  • Matrix Theory and Algorithms
  • Electric Power System Optimization
  • Fixed Point Theorems Analysis
  • Fuzzy Systems and Optimization
  • Topology Optimization in Engineering
  • Power System Reliability and Maintenance
  • History and Theory of Mathematics
  • Probabilistic and Robust Engineering Design
  • Nonlinear Partial Differential Equations
  • Advanced Topics in Algebra
  • Numerical methods in inverse problems
  • Mathematics and Applications
  • Advanced Numerical Analysis Techniques
  • Health and Lifestyle Studies
  • Advanced Multi-Objective Optimization Algorithms
  • Optimal Power Flow Distribution
  • Economic theories and models
  • Engineering Education and Pedagogy
  • Psychological Treatments and Disorders
  • Advanced Graph Theory Research
  • Functional Equations Stability Results
  • Aerospace Engineering and Control Systems

University of Tarapacá
2017-2024

Purdue University West Lafayette
2023

Occidental Petroleum (United States)
2021

University of Concepción
2005-2020

University of California, Riverside
2015

Universidad Católica de la Santísima Concepción
2006-2014

Red Electrica de Espana (Spain)
2009-2013

University of California, Santa Cruz
2012

Pro Persona
2010

Universidad de Antioquia
2010

The economic dispatch problem with constraints on line flows and spinning reserve is formulated as a linear optimization program. Such program then solved using the Dantzig-Wolfe decomposition principle. sub-programs of may correspond to physical areas power network, are individually employing revised simplex method upper bounds. A fast decoupled load flow algorithm used calculate penalty sensitivity factors. Several illustrative examples included.

10.1109/tpas.1981.316490 article EN IEEE Transactions on Power Apparatus and Systems 1981-04-01

In this paper we study the scalar equilibrium problem (EP). We employ variational convergences of bifunctions (lopsided convergence in maxinf framework, hypo-convergence, and continuous convergence) to by means an approximation method. This method allows us obtain not only existence but also stability results. introduce a new notion approximate solution EPs its properties. Then, coupling above-mentioned convergences, notions well-posedness for characterize them. identify various classes...

10.1137/110843125 article EN SIAM Journal on Control and Optimization 2012-01-01

10.1007/s11228-018-0468-5 article EN Set-Valued and Variational Analysis 2018-01-30

In this article, we introduce several classes of set-valued maps which can be useful in set optimization due to their applications. Exactly, present some defined by scalar and vector functions study properties such as continuity convexity among others. addition, compute asymptotic employed establish coercivity existence results the framework problems. Finally, expose possible directions for further research.

10.1080/02331934.2017.1310211 article EN Optimization 2017-04-03

In this work we study the classical linear complementarity problem LCP by describing asymptotic behavior of approximate solutions to its variational inequality formulation. Thus, some properties satisfied directions which are limits normalized unbounded will be established. Based on analysis, various equivalent conditions guaranteeing existence given. particular, sufficient condition Gowda and Pang expressed in terms augmented problems is written a way that more easily verifiable. Our...

10.1287/moor.1040.0110 article EN Mathematics of Operations Research 2005-02-01

10.1007/s10957-017-1101-8 article EN Journal of Optimization Theory and Applications 2017-03-20

10.1007/s10957-020-01667-0 article EN Journal of Optimization Theory and Applications 2020-05-16

In this work we study the multivalued complementarity problem on non-negative orthant. This is carried out by describing asymptotic behavior of sequence approximate solutions to its variational inequality formulation. By introducing new classes multifunctions provide several existence (possibly allowing unbounded solution set), stability as well sensitivity results which extend and generalize most existing ones in literature. We also present some kind robustness regarding with respect...

10.1051/cocv:2006005 article EN ESAIM Control Optimisation and Calculus of Variations 2006-03-21

10.1007/s10957-005-6554-5 article EN Journal of Optimization Theory and Applications 2005-11-01

10.1016/j.camwa.2009.07.036 article EN Computers & Mathematics with Applications 2009-08-06

10.1007/s10957-019-01507-w article EN Journal of Optimization Theory and Applications 2019-03-22

10.1016/j.jmaa.2019.07.040 article EN publisher-specific-oa Journal of Mathematical Analysis and Applications 2019-07-17

10.1016/j.jmaa.2017.07.020 article EN publisher-specific-oa Journal of Mathematical Analysis and Applications 2017-07-15

Introducción: La malnutrición infantil es un problema interviniente en el desarrollo y crecimiento de esta población, afecta principalmente a países subdesarrollados, entre sus causas está desconocimiento padres sobre una adecuada alimentación. Objetivo: Determinar la asociación nivel conocimiento prácticas los alimentación (valor nutricional, número raciones, preparación alimentaria grupos alimenticios) con estado nutricional preescolares colegio público Caracas. Metodología: El diseño...

10.23961/cimel.v23i2.1224 article ES Ciencia e Investigación Medico Estudiantil Latinoamericana 2018-09-27
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