We construct two retracts in Banach spaces and compute the topological degree for completely continuous operator by means of semi-concave functional. The results extend and complement the previous conclusions
AbstractDegree theory has been developed as a tool for checking the solution existence of nonlinear ...
AbstractLet E be a real separable Banach space, E∗ the dual space of E, and Ω⊂E an open bounded subs...
AbstractThe main aim of this paper is to construct a topological degree for maps -A+F:M∩D(A)→E where...
Since the 1960s, many researchers have extended topological degree theory to various non-compact typ...
In this article, for the purpose of expanding to the mappings between Banach manifolds, a degree is ...
topics. However, only a modest preliminary knowledge is needed. In the first chapter, where we intro...
summary:Using the cone theory and the lattice structure, we establish some methods of computation of...
summary:Using the cone theory and the lattice structure, we establish some methods of computation of...
Abstract The dissertation considers a degree theory and the index of a critical point of demi-contin...
Let X be an infinite-dimensional real reflexive Banach space with dual space X ∗ and G⊂ X open and b...
Let X be an infinite-dimensional real reflexive Banach space with dual space X ∗ and G⊂ X open and b...
AbstractThe notion of topological degree is studied for mappings from the boundary of a relatively c...
We define classes of mappings of monotone type with respect to a given direct sum decomposition of t...
Let X be an infinite-dimensional real reflexive Banach space with dual space X∗ and G⊂X open and bou...
Let X be an infinite-dimensional real reflexive Banach space with dual space X∗ and G⊂X open and bou...
AbstractDegree theory has been developed as a tool for checking the solution existence of nonlinear ...
AbstractLet E be a real separable Banach space, E∗ the dual space of E, and Ω⊂E an open bounded subs...
AbstractThe main aim of this paper is to construct a topological degree for maps -A+F:M∩D(A)→E where...
Since the 1960s, many researchers have extended topological degree theory to various non-compact typ...
In this article, for the purpose of expanding to the mappings between Banach manifolds, a degree is ...
topics. However, only a modest preliminary knowledge is needed. In the first chapter, where we intro...
summary:Using the cone theory and the lattice structure, we establish some methods of computation of...
summary:Using the cone theory and the lattice structure, we establish some methods of computation of...
Abstract The dissertation considers a degree theory and the index of a critical point of demi-contin...
Let X be an infinite-dimensional real reflexive Banach space with dual space X ∗ and G⊂ X open and b...
Let X be an infinite-dimensional real reflexive Banach space with dual space X ∗ and G⊂ X open and b...
AbstractThe notion of topological degree is studied for mappings from the boundary of a relatively c...
We define classes of mappings of monotone type with respect to a given direct sum decomposition of t...
Let X be an infinite-dimensional real reflexive Banach space with dual space X∗ and G⊂X open and bou...
Let X be an infinite-dimensional real reflexive Banach space with dual space X∗ and G⊂X open and bou...
AbstractDegree theory has been developed as a tool for checking the solution existence of nonlinear ...
AbstractLet E be a real separable Banach space, E∗ the dual space of E, and Ω⊂E an open bounded subs...
AbstractThe main aim of this paper is to construct a topological degree for maps -A+F:M∩D(A)→E where...
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