Recent years, with the rapid development of ICT (Information and Communication Technology) technology, there are more and more applications which can provide users with different styles of indirect communication over the internet to socially connect people more closely. As typical applications, for examples, SNS (Social Network Service) of Facebook, Twitter, and E-mail, VoIP (Voice over Interne...

Abstract We obtain several characterizations of the existence greatest elements a total preorder. The pertain to unconstrained preorder and constrained on every nonempty compact subset its ground set. necessary sufficient conditions are purely topological and, in case elements, formulated by making use relation set all topologies that can be defined objective relation. Observing function into t...

the chah morra cu occurrence is located 15 to 20 km north of toroud village, south of shahrood. in this area, cu deposits are hosted by the andesitic sequence and most of rocks in this area are composed of andesite. veins contain minerals such as digenite, bornite, covellite, malachite, cuprite, tenorite, native copper and fe oxide and hydroxides. also some orthomagmatic magnetite and chalcopyr...

OBJECTIVE To explicate the complex process of team collaboration and identify salient elements of team collaboration in paediatric rehabilitation. DATA SOURCES After an initial search to define key features of team collaboration a systematic search on team collaboration and the key features was executed to identify salient elements. The systematic search was carried out in Index Medicus (MEDL...