Minimum of a functional in a metric space and fixed pointsThe existence of minimizers is examined for
a function defined on
a metric space. Theorems
Solution and stability of an n-dimensional functional equation-dimensional
functional equations of the form where
n is
a fixed positive integer with
N-{0,
1, 2, 3, 4}, in
a Banach
Equilibrium price as a coincidence point of two mappingsThe existence of an equilibrium price vector in
a nonlinear market model is analyzed. In the model
Continuous Dependence of Coincidence Points on a ParameterThe coincidence
points existence problem with
a parameter is considered. Sufficient conditions
Semiclassical Green’s functions of magnetic point contacts and antisymmetric Green’s
functions of magnetic
point contacts with uniform magnetization of different ferromagnetic
Stability of a quartic functional equation)where
n is
a positive integer with
N- { 0 ,
1 , 2 , 3 , 4 }. The stability of this quartic
functional