This paper makes use of the theory of characteristic values and characteristic functions and the theoryof topological degree in studying the solutions of systems of Hammerstein-type equations;where G is a bounded clos...This paper makes use of the theory of characteristic values and characteristic functions and the theoryof topological degree in studying the solutions of systems of Hammerstein-type equations;where G is a bounded closed set in R~ , and mes G ≠0.Equations (1) can be rewritten as the following operator equationSuppose that P is a cone in C^no:展开更多
Let μ be a positive Radon measure which only satisfies an appropriate growth condition, and RBMO(μ) be the BMO space associated with μ which was introduced by Tolsa. In this paper, it is proved that the definition ...Let μ be a positive Radon measure which only satisfies an appropriate growth condition, and RBMO(μ) be the BMO space associated with μ which was introduced by Tolsa. In this paper, it is proved that the definition of RBMO(p) can be weakened sufficiently.Key words: RBMO(μ); non doubling measure; doubling展开更多
文摘This paper makes use of the theory of characteristic values and characteristic functions and the theoryof topological degree in studying the solutions of systems of Hammerstein-type equations;where G is a bounded closed set in R~ , and mes G ≠0.Equations (1) can be rewritten as the following operator equationSuppose that P is a cone in C^no:
文摘Let μ be a positive Radon measure which only satisfies an appropriate growth condition, and RBMO(μ) be the BMO space associated with μ which was introduced by Tolsa. In this paper, it is proved that the definition of RBMO(p) can be weakened sufficiently.Key words: RBMO(μ); non doubling measure; doubling