## Controlled Markov Processes and Viscosity SolutionsThis book is intended as an introduction to optimal stochastic control for continuous time Markov processes and to the theory of viscosity solutions. |

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Page 199

We say that a sequence yn converges to y weakly * in Looc ( Qo ) if ( 10.6 ) lim n- + 00 Ja nødxdt = Qo ا = ΨΦdadt Qo for every Q E L ' ( Qo ) with support in some

We say that a sequence yn converges to y weakly * in Looc ( Qo ) if ( 10.6 ) lim n- + 00 Ja nødxdt = Qo ا = ΨΦdadt Qo for every Q E L ' ( Qo ) with support in some

**compact**set B C Qo . Lemma 10.1 . Let Vn e Lloc ( Qo ) be such that ...Page 200

Qo Since AnVn is uniformly bounded on every

Qo Since AnVn is uniformly bounded on every

**compact**set B C Qo , Lemma 10.1 implies that Ang Vn tends weakly in Loc ( Qo ) to a limit y ' . Since yu satisfies ( 10.5 ) , \ ' = A'V , interpreted in the generalized sense .Page 202

Aon Vn ( t , x ) is uniformly bounded on each

Aon Vn ( t , x ) is uniformly bounded on each

**compact**set B C Qo since Aon = A - fn · D , and AVn , fn . DeVn are uniformly bounded on**compact**sets . The proof is then the same as for Lemma 10.3 . Definition . Let W be locally Lipschitz ...### What people are saying - Write a review

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### Contents

Viscosity Solutions | 53 |

Controlled Markov Diffusions in R | 157 |

SecondOrder Case | 213 |

Copyright | |

7 other sections not shown

### Other editions - View all

Controlled Markov Processes and Viscosity Solutions Wendell H. Fleming,Halil Mete Soner Limited preview - 2006 |

Controlled Markov Processes and Viscosity Solutions Wendell H. Fleming,Halil Mete Soner No preview available - 2006 |

### Common terms and phrases

admissible apply approximation assume assumptions boundary condition bounded calculus called Chapter compact condition consider constant continuous control problem convergence convex Corollary corresponding cost defined definition denote depend derivatives deterministic difference discussion dynamic programming equation equivalent estimate Example exists exit fact finite fixed formula given gives Hence holds horizon implies inequality lateral Lemma limit linear Lipschitz Markov Markov diffusion Markov processes maximum measurable method minimizing Moreover nonlinear obtain operator optimal control partial differential equation particular positive principle probability proof prove Recall reference Remark replaced require respectively result satisfies Section Similarly smooth space step stochastic control stochastic differential equation subset sufficiently suitable supersolution Suppose term terminal Theorem 5.1 theory tion uniformly unique value function Verification viscosity solution viscosity subsolution yields