The rst part of this diploma thesis deals with the topic of nding equivalent norms and characterizations for vector-valued Besov and Triebel-Lizorkin spaces Bs p,q(E) and F s p,q(E). We will deduce general criteria by transferring and extending a theorem of Bui, Paluszy«ski and Taibleson from the scalar to the vector-valued case. By using special norms and characterizations we will derive neces...

N education in Kingdom of Saudi Arabia (KSA) goes back to 1958 when the first formal education for nurses was initiated as a collaborative effort between the Ministry of Health (MoH) and the World Health Organization.1 For many years, the MoH conducted formal education for nurses at 2 levels: post intermediate school nursing institutes graduating diploma nurses after 3 years of studies and post...

Acknowledgments First of all I would like to thank Prof. Dr. Michael Hortmann for supervising this thesis. I am very grateful for him introducing me to cryptography and supporting me to attend Eurocrypt 2011 and Asiacrypt 2011. I am also very thankful for Prof. Dr. Gregor Leander who took the part of being my second supervisor. I am indebted to my fellow students for their camaraderie and encou...

Multicast traffic, such as live audio/video streaming, is an important application for Mobile Ad Hoc Networks (MANETs), including those used by militaries and disaster recovery teams. The open nature of multicast, where any receiver can join a multicast group, and any sender can send to a multicast group, makes it an easy vehicle for launching Denial of Service (DoS) attacks in resource-constra...

information and communication technologies (icts) are increasingly influencing human beings and are changing our attitudes towards these technologies. the purpose of this article is to understand the factors influencing the use of icts in agricultural extension through a descriptive research method. the populations were 320 individuals of agricultural extension workers (ews) of isfahan province...