In this paper,we study some algebraic properties of Toeplitz operators with quasihomogeneous symbols on the Dirichlet space of the unit ball Bn.First,we describ
Here investigated is a kind of nonlinear combinatorial expression involving Fibonacci numbers defined on the set of integers. A number of particular consequence
Let (CΩ△) be a left triangulated category with a fully faithful endofunctor.We show a triangle-equivalence (S(C),△) ~=(S(C),△),where (S(C)△,) denotes the st
In this paper,some characterizations of pairwise semi-stratifiable spaces are given by means of pairwise g-functions and semi-continuous functions and the pairw