All Stories

  1. On the Regularity of Weak Solutions of the Boussinesq Equations in Besov Spaces

    Article • Vietnam Journal of Mathematics, June 2020, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  2. Orthogonality in locally convex spaces: Two nonlinear generalizations of Neumann's lemma

    Article • Journal of Mathematical Analysis and Applications, April 2020, Elsevier

    Professor Michel A Théra, Professor Michel A THERA

  3. Marco A. López, a Pioneer of Continuous Optimization in Spain

    Article • Vietnam Journal of Mathematics, March 2020, Springer Science + Business Media

    Professor Michel A Théra

  4. Directional Metric Pseudo Subregularity of Set-valued Mappings: a General Model

    Article • Set-Valued and Variational Analysis, November 2019, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  5. Metric Regularity Relative to a Cone

    Article • Vietnam Journal of Mathematics, July 2019, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  6. Preface to the Special Issue Dedicated to Professor Alexander Davidovich Ioffe

    Article • Vietnam Journal of Mathematics, July 2019, Springer Science + Business Media

    Professor Michel A Théra

  7. Preface: Special Issue on Recent Advances in Variational Calculus: Principles, Tools and Applications

    Article • Journal of Optimization Theory and Applications, May 2019, Springer Science + Business Media

    Professor Michel A Théra

  8. Alexander Davidovich Ioffe: a Life of Contributions

    Article • Vietnam Journal of Mathematics, May 2019, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  9. Preface

    Article • Set-Valued and Variational Analysis, May 2018, Springer Science + Business Media

    Professor Michel A Théra

  10. Preface

    Article • Set-Valued and Variational Analysis, February 2018, Springer Science + Business Media

    Professor Michel A Théra

  11. Ekeland's inverse function theorem in graded Fréchet spaces revisited for multifunctions

    Article • Journal of Mathematical Analysis and Applications, January 2018, Elsevier

    Professor Michel A Théra, Professor Michel A THERA

  12. Perturbation of error bounds

    Article • Mathematical Programming, March 2017, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  13. Homo Sapiens, Homo Ludens

    Article • Journal of Optimization Theory and Applications, December 2016, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  14. On extended versions of Dancs-Hegedüs-Medvegyev’s fixed-point theorem

    Article • Optimization, November 2015, Taylor & Francis

    Professor Michel A Théra

  15. Directional Metric Regularity of Multifunctions

    Article • Mathematics of Operations Research, October 2015, INFORMS

    Professor Michel A THERA, Professor Michel A Théra

  16. Erratum to: An Additive Subfamily of Enlargements of a Maximally Monotone Operator

    Article • Set-Valued and Variational Analysis, September 2015, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  17. Directional Hölder Metric Regularity

    Article • Journal of Optimization Theory and Applications, September 2015, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  18. An Additive Subfamily of Enlargements of a Maximally Monotone Operator

    Article • Set-Valued and Variational Analysis, August 2015, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  19. Nonsmooth Lyapunov pairs for differential inclusions governed by operators with nonempty interior domain

    Article • Mathematical Programming, August 2015, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  20. Preface

    Article • Mathematical Programming, September 2014, Springer Science + Business Media

    Professor Michel A Théra

  21. On One-Sided Lipschitz Stability of Set-Valued Contractions

    Article • Numerical Functional Analysis and Optimization, July 2014, Taylor & Francis

    Professor Michel A THERA, Professor Michel A Théra

  22. Calmness Modulus of Linear Semi-infinite Programs

    Article • SIAM Journal on Optimization, January 2014, Society for Industrial & Applied Mathematics (SIAM)

    Professor Michel A Théra, Professor Michel A THERA

  23. Metric Regularity of the Sum of Multifunctions and Applications

    Article • Journal of Optimization Theory and Applications, August 2013, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  24. Implicit multifunction theorems in complete metric spaces

    Article • Mathematical Programming, April 2013, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  25. Preface

    Article • Mathematical Programming, March 2013, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  26. Computational and Analytical Mathematics

    Article • January 2013, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  27. Nonsmooth Lyapunov pairs for infinite-dimensional first-order differential inclusions

    Article • Nonlinear Analysis, February 2012, Elsevier

    Professor Michel A Théra, Professor Michel A THERA

  28. Foreword

    Article • Set-Valued and Variational Analysis, November 2010, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  29. Minimizing Irregular Convex Functions: Ulam Stability for Approximate Minima

    Article • Set-Valued and Variational Analysis, September 2010, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  30. Stability of Error Bounds for Convex Constraint Systems in Banach Spaces

    Article • SIAM Journal on Optimization, January 2010, Society for Industrial & Applied Mathematics (SIAM)

    Professor Michel A Théra, Professor Michel A THERA

  31. Stability of Error Bounds for Semi-infinite Convex Constraint Systems

    Article • SIAM Journal on Optimization, January 2010, Society for Industrial & Applied Mathematics (SIAM)

    Professor Michel A Théra, Professor Michel A THERA

  32. A note on an approximate lagrange multiplier rule

    Article • Mathematical Programming, November 2009, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  33. Periodic solutions of evolution variational inequalities — a method of guiding functions

    Article • Chinese Annals of Mathematics Series B, April 2009, Springer Science + Business Media

    Professor Michel A Théra

  34. A converse to the Lions-Stampacchia Theorem

    Article • ESAIM Control Optimisation and Calculus of Variations, August 2008, EDP Sciences

    Professor Michel A Théra

  35. Preface

    Article • Journal of Global Optimization, August 2008, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  36. Slice-Continuous Sets in Reflexive Banach Spaces: Some Complements

    Article • Set-Valued Analysis, March 2008, Springer Science + Business Media

    Professor Michel A Théra

  37. Error Bounds in Metric Spaces and Application to the Perturbation Stability of Metric Regularity

    Article • SIAM Journal on Optimization, January 2008, Society for Industrial & Applied Mathematics (SIAM)

    Professor Michel A Théra

  38. Existence Results for a Class of Periodic Evolution Variational Inequalities*

    Article • Chinese Annals of Mathematics Series B, November 2007, Springer Science + Business Media

    Professor Michel A Théra

  39. On the necessity of the Moreau-Rockafellar-Robinson qualification condition in Banach spaces

    Article • Mathematical Programming, August 2007, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  40. A Continuation Method for a Class of Periodic Evolution Variational Inequalities

    Article • August 2007, World Scientific Pub Co Pte Lt

    Professor Michel A Théra

  41. Error bounds for systems of lower semicontinuous functions in Asplund spaces

    Article • Mathematical Programming, June 2007, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  42. Optimal boundedness criteria for extended-real-valued functions

    Article • Optimization, June 2007, Taylor & Francis

    Professor Michel A Théra

  43. Semicontinuity of vector-valued mappings

    Article • Optimization, February 2007, Taylor & Francis

    Professor Michel A Théra

  44. Boundary Half-Strips and the Strong CHIP

    Article • SIAM Journal on Optimization, January 2007, Society for Industrial & Applied Mathematics (SIAM)

    Professor Michel A Théra

  45. On Directed Sets and their Suprema

    Article • Positivity, October 2006, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  46. Lower Semicontinuous Regularization for Vector-Valued Mappings

    Article • Journal of Global Optimization, June 2006, Springer Science + Business Media

    Professor Michel A Théra

  47. Stability in frictional unilateral elasticity revisited: an application of the theory of semi-coercive variational inequalities

    Article • January 2006, American Institute of Physics

    Professor Michel A Théra

  48. Error bounds for convex differentiable inequality systems in Banach spaces

    Article • Mathematical Programming, August 2005, Springer Science + Business Media

    Professor Michel A Théra

  49. Slice-continuous sets in reflexive Banach spaces: convex constrained optimization and strict convex separation

    Article • Journal of Functional Analysis, June 2005, Elsevier

    Professor Michel A Théra

  50. A converse to the Eidelheit theorem in real Hilbert spaces

    Article • Bulletin des Sciences Mathématiques, May 2005, Elsevier

    Professor Michel A Théra

  51. Article • Proceedings of the American Mathematical Society, October 2004, American Mathematical Society (AMS)

    Professor Michel A Théra

  52. Well-positioned Closed Convex Sets and Well-positioned Closed Convex Functions

    Article • Journal of Global Optimization, August 2004, Springer Science + Business Media

    Professor Michel A Théra

  53. Error Bounds and Implicit Multifunction Theorem in Smooth Banach Spaces and Applications to Optimization

    Article • Set-Valued Analysis, March 2004, Springer Science + Business Media

    Professor Michel A Théra

  54. Graph-distance convergence and uniform local boundedness of monotone mappings

    Article • Proceedings of the American Mathematical Society, December 2003, American Mathematical Society (AMS)

    Professor Michel A Théra

  55. On the closedness of the algebraic difference of closed convex sets

    Article • Journal de Mathématiques Pures et Appliquées, September 2003, Elsevier

    Professor Michel A Théra

  56. Variational composition of a monotone operator and a linear mapping with applications to elliptic PDEs with singular coefficients

    Article • Journal of Functional Analysis, February 2003, Elsevier

    Professor Michel A Théra

  57. Article • Proceedings of the American Mathematical Society, August 2002, American Mathematical Society (AMS)

    Professor Michel A Théra

  58. Extensions of Fréchet ϵ-Subdifferential Calculus and Applications

    Article • Journal of Mathematical Analysis and Applications, April 2002, Elsevier

    Professor Michel A Théra

  59. Enlargements and sums of monotone operators

    Article • Nonlinear Analysis, February 2002, Elsevier

    Professor Michel A Théra

  60. STABILITY OF THE SOLUTION SET OF NON-COERCIVE VARIATIONAL INEQUALITIES

    Article • Communications in Contemporary Mathematics, February 2002, World Scientific Pub Co Pte Lt

    Professor Michel A Théra

  61. A Fuzzy Necessary Optimality Condition for Non-Lipschitz Optimization in Asplund Spaces

    Article • SIAM Journal on Optimization, January 2002, Society for Industrial & Applied Mathematics (SIAM)

    Professor Michel A Théra

  62. Stabilité de l'ensemble des solutions d'une inéquation variationnelle non coercive

    Article • Comptes Rendus de l Académie des Sciences - Series I - Mathematics, September 2001, Elsevier

    Professor Michel A Théra

  63. Ergodic Convergence to a Zero of the Extended Sum of two Maximal Monotone Operators

    Article • January 2001, Elsevier

    Professor Michel A Théra

  64. Article • Set-Valued Analysis, January 2001, Springer Science + Business Media

    Professor Michel A Théra

  65. Augmented Lagrangians for General Side Constraints

    Article • January 2000, Springer Science + Business Media

    Professor Michel A THERA, Professor Michel A Théra

  66. Generalized sums of monotone operators

    Article • Comptes Rendus de l Académie des Sciences - Series I - Mathematics, December 1999, Elsevier

    Professor Michel A Théra

  67. Ill-posed Variational Problems and Regularization Techniques

    Article • January 1999, Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA

  68. Proximal and Dynamical Approaches to Equilibrium Problems

    Article • January 1999, Springer Science + Business Media

    Professor Michel A Théra

  69. Variational and Extended Sums of Monotone Operators

    Article • January 1999, Springer Science + Business Media

    Professor Michel A Théra

  70. ε-Subdifferential and ε-monotonicity

    Article • Nonlinear Analysis, July 1998, Elsevier

    Professor Michel A Théra

  71. Critical points for nonsmooth energy functions and applications

    Article • Nonlinear Analysis, June 1998, Elsevier

    Professor Michel A Théra

  72. On Limiting Fréchet ε-Subdifferentials

    Article • January 1998, Springer Science + Business Media

    Professor Michel A Théra

  73. Recession mappings and noncoercive variational inequalities

    Article • Nonlinear Analysis, May 1996, Elsevier

    Professor Michel A Théra

  74. Semicoercive variational hemivariational inequalities

    Article • Journal of Global Optimization, June 1995, Springer Science + Business Media

    Professor Michel A Théra

  75. Recession methods in monotone variational hemivariational inequalities

    Article • Topological Methods in Nonlinear Analysis, June 1995, Uniwersytet Mikolaja Kopernika/Nicolaus Copernicus University

    Professor Michel A THERA, Professor Michel A Théra

  76. Generalised second-order derivatives of convex functions in reflexive Banach spaces

    Article • Bulletin of the Australian Mathematical Society, February 1995, Cambridge University Press

    Professor Michel A Théra

  77. Attouch-Wets Convergence and a Differential Operator for Convex Functions

    Article • Proceedings of the American Mathematical Society, November 1994, JSTOR

    Professor Michel A Théra

  78. Derivatives with Support and Applications

    Article • Mathematics of Operations Research, August 1994, INFORMS

    Professor Michel A Théra

  79. Attouch-Wets convergence and a differential operator for convex functions

    Article • Proceedings of the American Mathematical Society, March 1994, American Mathematical Society (AMS)

    Professor Michel A Théra

  80. Preface

    Article • Set-Valued Analysis, January 1994, Springer Science + Business Media

    Professor Michel A Théra

  81. Equivalents of Ekeland's principle

    Article • Bulletin of the Australian Mathematical Society, December 1993, Cambridge University Press

    Professor Michel A Théra

  82. A new type of convergence with application to Hammerstein's equation

    Article • Nonlinear Analysis, April 1993, Elsevier

    Professor Michel A Théra

  83. Sandwich theorems for semicontinuous operators

    Article • Canadian Mathematical Bulletin, December 1992, Canadian Mathematical Society

    Professor Michel A Théra

  84. Set Convergences In Nonlinear Analysis and Optimization (Abstracts) (Convergences en Analyse Multivoque et Unilaterale (Resumes de Conferences),

    Article • June 1992, Defense Technical Information Center (DTIC)

    Professor Michel A THERA, Professor Michel A Théra

  85. Some global results for eigenvalue problems governed by a variational inequality

    Article • Rendiconti del Seminario Matematico e Fisico di Milano, December 1991, Springer Science + Business Media

    Professor Michel A Théra

  86. About the Equation $k*u^2=u$

    Article • Journal of Integral Equations and Applications, June 1991, Rocky Mountain Mathematics Consortium

    Professor Michel A Théra

  87. Existence results for the nonlinear complementarity problem and applications to nonlinear analysis

    Article • Journal of Mathematical Analysis and Applications, January 1991, Elsevier

    Professor Michel A Théra

  88. Complementarity problem and the existence of the post-critical equilibrium state of a thin elastic plate

    Article • Journal of Optimization Theory and Applications, August 1988, Springer Science + Business Media

    Professor Michel A Théra

  89. Applications sous-linéaires à valeurs dans un espace de fonctions continues

    Article • Annali di Matematica Pura ed Applicata (1923 -), December 1984, Springer Science + Business Media

    Professor Michel A Théra

  90. Conjugate convex operators

    Article • Journal of Mathematical Analysis and Applications, September 1984, Elsevier

    Professor Michel A Théra

  91. Semi-continuous mappings in general topology

    Article • Archiv der Mathematik, December 1982, Springer Science + Business Media

    Professor Michel A Théra

  92. Subdifferential calculus for convex operators

    Article • Journal of Mathematical Analysis and Applications, March 1981, Elsevier

    Professor Michel A Théra, Professor Michel A THERA

  93. Continuous Sets and Non-Attaining Fuctionals in Reflexive Banach Spaces

    Article • Springer Science + Business Media

    Professor Michel A Théra, Professor Michel A THERA