[language-switcher]

Blog

Correction to: Distinguished Cp(X) spaces (Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A. Matemáticas, (2021), 115, 1, (27), 10.1007/s13398-020-00967-4)

Juan Carlos Ferrando (Operations Research Center, University Miguel Hernández of Elche), Jerzy Kąkol (Faculty of Mathematics and Informatics, A. Mickiewicz University, Poznan), Arkady G.  Leiderman (Ben-Gurion University of the Negev, Beer Sheba) and Stephen A. Saxon (Department of Mathematics, University of Florida)
Abstract: Unfortunately, the reference 19 is updated incorrectly in the original article and the […]

By salonso, ago

Ferrando, J.C., Ka̧kol, J., Śliwa, W. (2021) «Bounded resolutions for spaces Cp(X) and a characterization in terms of X», Revista de la Real Academia de Ciencias Exactas, Fisicas y Naturales – Serie A: Matematicas, 115 (2):90

Juan Carlos Ferrando (Operations Research Center, University Miguel Hernández of Elche), Jerzy Kąkol (Faculty of Mathematics and Informatics, A. Mickiewicz University, Poznań) and Wiesław Śliwa (Institute of Mathematics, College of Natural Sciences, University of Rzeszów)
Abstract: An internal characterization of the Arkhangel’skiĭ-Calbrix main theorem from [4] is obtained by showing that the space Cp(X) of continuous real-valued […]

By salonso, ago

Ferrando, J.C., López-Alfonso, S. (2021) «On weakly compact sets in C(X)», Revista de la Real Academia de Ciencias Exactas, Fisicas y Naturales – Serie A: Matematicas, 115 (2):38

Juan Carlos Ferrando (Operations Research Center, University Miguel Hernández of Elche) and Salvador López-Alfonso  (Depto. Construcciones Arquitectónicas, Universitat Politècnica de València)
Abstract: A subset A of a locally convex space E is called (relatively) sequentially complete if every Cauchy sequence {xn}n=1∞ in E contained in A converges to a point x∈ A (a point x∈ E). […]

By salonso, ago

Ferrando, J.C. (2021) «A dirac delta operator», Mathematics and Statistics, 9 (2):179–187

Juan Carlos Ferrando (Operations Research Center, University Miguel Hernández of Elche)
Abstract: If T is a (densely defined) self-adjoint operator acting on a complex Hilbert space H and I stands for the identity operator, we introduce the delta function operator λ {mapping} δ (λI – T) at T. When T is a bounded operator, then δ […]

By salonso, ago

Ferrando, J.C., Ka̧kol, J., Leiderman, A., Saxon, S.A. (2021) «Distinguished Cp(X) spaces», Revista de la Real Academia de Ciencias Exactas, Fisicas y Naturales – Serie A: Matematicas, 115 (1): 27

Juan Carlos Ferrando (Operations Research Center, University Miguel Hernández of Elche), Jerzy Kąkol (Faculty of Mathematics and Informatics, A. Mickiewicz University, Poznan), Arkady G.  Leiderman (Ben-Gurion University of the Negev, Beer Sheba) and Stephen A. Saxon (Department of Mathematics, University of Florida)
Abstract: We continue our initial study of Cp(X) spaces that are distinguished, equiv., are […]

By salonso, ago

Esteban, M.D., Lombardía, M.J., López-Vizcaíno, E., Morales, D., Pérez, A., (2020) «Correction to: Small area estimation of proportions under area-level compositional mixed models (TEST, (2020), 29, 3, (793-818), 10.1007/s11749-019-00688-w)», Test, 30(2) : 527-528

María Dolores Esteban, Domingo Morales (Operations Research Center, University Miguel Hernández of Elche), María José Lombardía (CITIC, Universidade da Coruña), María Esther López-Vizcaíno (Instituto Galego de Estatística, Santiago de Compostela) and Agustín Pérez (Departments of Economic and Financial Studies, University Miguel Hernández of Elche) 
Abstract:The article Small area estimation of proportions under area-level compositional mixed models, […]

By salonso, ago

Esteban, M.-D., Morales, D., Pérez, A., Sperlich, S. (2021) «On model-based nowcasting for highly disaggregated levels», Statistical Journal of the IAOS, 37 (1):279–292

María Dolores Esteban, Domingo Morales (Operations Research Center, University Miguel Hernández of Elche), Agustín Pérez (Departments of Economic and Financial Studies, University Miguel Hernández of Elche) and Stefan Sperlich (Geneva School of Economics and Management, University of Geneva)
Abstract: Nowadays, national and international organizations experience an increasing demand for timely and disaggregated socio-economic indicators. More recently, […]

By salonso, ago

Burgard, J.P., Esteban, M.D., Morales, D., Pérez, A. (2021) «Small area estimation under a measurement error bivariate Fay–Herriot model», Statistical Methods and Applications, 30 (1) : 79–108

Jan Pablo Burgard (Research Institute for Official and Survey Statistics (RIFOSS), Trier University), María Dolores Esteban, Domingo Morales (Operations Research Center, University Miguel Hernández of Elche) and Agustín Pérez (Departments of Economic and Financial Studies, University Miguel Hernández of Elche)
Abstract: The bivariate Fay–Herriot model is an area-level linear mixed model that can be used for […]

By salonso, ago

Beer, G., Cánovas, M.J., López, M.A., Parra, J., (2021) «Lipschitz modulus of linear and convex inequality systems with the Hausdorff metric», Mathematical Programming, 189 (1-2):75–98

Gerald Beer (Department of Mathematics, California State University Los Angeles), María Josefa Cánovas, Juan Parra (University Miguel Hernández of Elche) and Marco Antonio López (Department of Mathematics, University of Alicante)
Abstract: This paper analyzes the Lipschitz behavior of the feasible set mapping associated with linear and convex inequality systems in Rn. To start with, we deal […]

By salonso, ago

Argáez, C., Cánovas, M.J., Parra, J. (2021) «Calmness of Linear Constraint Systems under Structured Perturbations with an Application to the Path-Following Scheme», Set-Valued and Variational Analysis, 29: 839–860

Carlos Argáez (Faculty of Physical Sciences, University of Iceland), María Josefa Cánovas, Juan Parra (University Miguel Hernández of Elche) 
Abstract: We are concerned with finite linear constraint systems in a parametric framework where the right-hand side is an affine function of the perturbation parameter. Such structured perturbations provide a unified framework for different parametric models in […]

By salonso, ago