دانلود کتاب Introduction to the Theory of (Non Symmetric) Dirichlet Forms

The purpose of this book is to give a streamlined introduction to the theory of (not necessarily symmetric) Dirichlet forms on general state spaces. It includes both the analytic and probabilistic components of the theory. A substantial part of the book is designed for a one-year graduate course: it provides a framework which covers both the well-studied "classical" theory of regular Dirichlet forms on locally compact state spaces and all recent extensions to infinite-dimensional state spaces. Among other things it contains a complete proof of an analytic characterization of the class of Dirichlet forms which are associated with right continuous strong Markov processes, i.e., those having a probabilistic counterpart. This solves a long-standing open problem of the theory. Finally, a general regularization method is developed which makes it possible to transfer all results known in the classical locally compact regular case to this (in the above sense) most general class of Dirichlet forms.Contents:o Introduction I Functional Analytic Background 1 Resolvents, semigroups, generators 2 Coerci ve bilinear forms . . 3 Closability . . . . . . . 4 Contraction properties 5 Notes/References II Examples 1 Starting point: operator .................. 2 Starting point: bilinear form - finite dimensional case . . 3 Starting point: bilinear form - infinite dimensional case . 4 Starting point: semigroup of kernels . 5 Starting point: resolvent of kernels 6 Notes/References........... III Analytic Potential Theory of Dirichlet Forms 1 Excessive functions and balayage 2 [-exceptional sets and capacities 3 Quasi-continuity. 4 Notes/References......... IV Markov Processes and Dirichlet Forms 1 Basics on Markov processes .............. 2 Association of right processes and Dirichlet forms . . 3 Quasi - regulari ty and the construction of the process . 4 Examples of quasi-regular Dirichlet forms. . . . . . . 5 Necessity of quasi-regularity and some probabilistic potential theory . . . . . . . . 6 One- to-one correspondences . . . . . . . . . . . . . . . . . . . . 7 Notes /References 144 V Characterization of Particular Processes I Local property and diffusions .... 2 A new capacity and Hunt processes . . . . 3 Notes/References........... VI Regularization 1 Local conlpactification . . . . . . . . 2 Consequences - the transfer method . 3 Notes/References............ A Some Complements 1 Adj oint operators . . . . . . . . . . . . . . . . . . 2 The Banach/ Alaoglu and Banach/Saks theorems. 3 Supplement on Ray resolvents and right processes Bibliography Index