calling tradition is among clearest areas which can be found in modern dramatic literary and artistic texts.  the ancient hero is quite well known  and since long has  found his place in literature and art of different nations especially in legends, epics, folk tales, oral literature and dramatic texts such that it was in a battle with other elements and defeated them. abou khalil alqabbani, th...

In the modern world, government policy makers engage in the decision making process to pursue the interests of their countries. Think tanks play a significant role in this complicated process by giving advice to decision makers. Since the beginning of the twentieth century, think tanks increasingly emerged in the world, especially in Western European countries and the United States of America (...

UML is known as one of the most common methods in software engineering. Since this language is semi-formal, many researches and efforts have been performed to transform this language into formal methods including Petri nets. Thus, the operation of verification and validation of the qualitative and nonfunctional parameters could be achieved with more ability. Since the majority of the real world...

UML is known as one of the most common methods in software engineering. Since this language is semi-formal, many researches and efforts have been performed to transform this language into formal methods including Petri nets. Thus, the operation of verification and validation of the qualitative and nonfunctional parameters could be achieved with more ability. Since the majority of the real world...

not only place and time of iran islamic revolution occurrence was m anticipatable, but also it has some different features in comparison to othe (third world) revolutions. because o this features, three decades of study o this event characterized with a kind of revision in coceptualization an explanation of revoution. in other words, islamic revolution challenged routin explanations, so that ki...