Listar por agencia financiadora "Dirección General de Enseñanza Superior. España"
Mostrando ítems 21-40 de 71
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Fixed points of nonexpansive mappings in spaces of continuous functions
(American Mathematical Society, 2005)Let K be a compact metrizable space and C(K) the Banach space of all real continuous functions defined on K with the ...
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Fixed points, selections and common fixed points for nonexpansive-type mappings
(Elsevier, 2011-10-15)We study the existence of fixed points in the context of uniformly convex geodesic metric spaces, hyperconvex spaces and ...
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Fredholm mappings and Banach manifolds
(Korean Mathematical Society, 2009)Two C1-mappings, whose domain is a connected compact C1-Banach manifold modelled over a Banach space X over K = R or C and ...
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Generalized goal programming: polynomial methods and applications
(Springer, 2002-12)In this paper we address a general Goal Programming problem with linear objectives, convex constraints, and an arbitrary ...
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Geodesic Ptolemy spaces and fixed points
(Elsevier, 2011-01-01)We prove that geodesic Ptolemy spaces with a continuous midpoint map are strictly convex. Moreover, we show that geodesic ...
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Global solutions and asymptotic behavior for a parabolic degenerate coupled system arising from biology
(Elsevier, 2010-01-01)In this paper we will focus on a parabolic degenerate system with respect to unknown functions u and w on a bounded domain ...
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Holomorphic operators generating dense images
(Springer, 2008-01)The existence of infinite dimensional closed linear spaces of holomorphic functions f on a domain G in the complex plane ...
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Homotopy in digital spaces
(Elsevier, 2003-01-15)The main contribution of this paper is a new “extrinsic” digital fundamental group that can be readily generalized to ...
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Jacobi-Sobolev-type orthogonal polynomials: second-order differential equation and zeros
(Elsevier, 1998-04-17)We obtain an explicit expression for the Sobolev-type orthogonal polynomials {Qn} associated with the inner product ...
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Local exact controllability to the trajectories of the Navier-Stokes system with nonlinear Navier-slip boundary conditions
(EDP Sciences, 2006-07)In this paper we deal with the local exact controllability of the Navier-Stokes system with nonlinear Navier-slip boundary ...
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Local strong solution for the incompressible Korteweg model
(Elsevier, 2006-02)We consider a Navier-Stokes type system with a Korteweg stress tensor, coupled with a concentration equation without ...
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Matrix valued orthogonal polynomials arising from group representation theory and a family of quasi-birth-and-death processes
(Society for Industrial and Applied Mathematics, 2008)We consider a family of matrix valued orthogonal polynomials obtained by Pacharoni and Tirao in connection with spherical ...
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Modified Clebsch-Gordan-type expansions for products of discrete hypergeometric polynomials
(Elsevier, 1998-03-09)Starting from the second-order difference hypergeometric equation satisfied by the set of discrete orthogonal polynomials ...
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Multiplicative sequences for universal sequences of mappings
(The European Digital Mathematics Library, 2001)In this paper we study the universality of (cnTn) where (cn) is a scalar sequence and (Tn) is a universal sequence such ...
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Mutually nearest and farthest points of sets and the Drop Theorem in geodesic spaces
(Springer, 2012-02)Let A and X be nonempty, bounded and closed subsets of a geodesic metric space (E, d). The minimization (resp. maximization) ...
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New presentations of surface braid groups
(World Scientific Publishing, 2001)In this paper we give new presentations of the braid groups and the pure braid groups of a closed surface. We also give an algorithm to solve the word problem in these groups, using the given presentations.
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Nonlinear stochastic resonance with subthreshold rectangular pulses
(American Physical Society, 2004)We analyze the phenomenon of nonlinear stochastic resonance (SR) in noisy bistable systems driven by pulsed time periodic ...
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Norms of hypercyclic sequences
(The European Digital Mathematics Library, 2004)In this note, is proved that every member of a wide class of Banach spaces supports a sequence (Tn) of operators with a ...
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Null and approximate controllability for weakly blowing up semilinear heat equations
(Elsevier, 2000-09)We consider the semilinear heat equation in a bounded domain of Rd , with control on a subdomain and homogeneous Dirichlet ...
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Null-exact controllability of a semilinear cascade system of parabolic-hyperbolic equations
(American Institute of Mathematical Sciences, 2006-09)This paper is concerned with the null-exact controllability of a cascade system formed by a semilinear heat and a semilinear ...