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This category marks all the ICTP posts containing the pdf file of the paper/book.

On Ulam stability of a partial differential operator in Banach spaces

3 years ago

Abstract In this paper, we prove that, if \(\inf \limits_{x\in A}\left \vert f\left(x\right) \right \vert =m>0\), then the partial differential…

Dinkelbach Type Approximation Algorithms for Nonlinear Fractional Optimization Problems

3 years ago

Abstract In this paper we establish some approximation versions of the classical Dinkelbach algorithm for nonlinear fractional optimization problems in…

Localization of solutions for semilinear problems with poly-Laplace type operators

3 years ago

Abstract The paper presents an abstract theory regarding the problems with semilinear operator equations involving iterates of a strongly monotone…

On Wachnicki’s Generalization of the Gauss–Weierstrass Integral

3 years ago

Abstract The paper aims at a generalization of the Gauss–Weierstrass integral introduced by Eugeniusz Wachnicki two decades ago. It is…

Solving ill-posed Helmholtz problems with physics-informed neural networks

3 years ago

Abstract We consider the unique continuation (data assimilation) problem for the Helmholtz equation and study its numerical approximation based on…

Nonlinear alternatives of hybrid type for nonself vector-valued maps and application

3 years ago

Abstract In this paper we obtain nonlinear alternatives of Leray-Schauder and Monch type for nonself vector-valued operators, under hybrid conditions…

Analysis of Navier–Stokes Models for Flows in Bidisperse Porous Media

3 years ago

Abstract Having in view a model proposed by Nield and Kuznetsov (Transp Porous Media 59:325–339, 2005; Transp Porous Media 96:495–499,…

On the Chebyshev subspaces in normed space of Lipschitz functions

3 years ago

Original title (in Romanian)Asupra unor subspații cebâșeviene din spațiul normat al funcțiilor lipschitziene Abstract AuthorsCostica Mustata “Tiberiu Popoviciu” Institute of…

On the uniqueness of the extension of continuous p-seminorms

3 years ago

Original title (in Romanian)Asupra unicității prelungirii p-seminormelor continue Abstract AuthorsCostica Mustata Costică Mustăţa “Tiberiu Popoviciu” Institute of Numerical Analysis, Romanian…

A classification of Lipschitz functions

3 years ago

Original title (in Romanian)O clasificare a funcțiilor Lipschitziene Abstract AuthorsCostica Mustata “Tiberiu Popoviciu” Institute of Numerical Analysis, Romanian Academy, Romania KeywordsPaper…

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