abstract: in this thesis, we focus to class of convex optimization problem whose objective function is given as a linear function and a convex function of a linear transformation of the decision variables and whose feasible region is a polytope. we show that there exists an optimal solution to this class of problems on a face of the constraint polytope of feasible region. based on this, we dev...

the concepts of similarity and dissimilarity have been the interest of many researchers. basically, in the studies the similarity between two objects or phenomena, has been discussed. in this thesis, we consider the case when the resemblance or similarity among three objects or phenomena of a set, 3-similarity in our terminology, is desired. later we will extend our definitions and propos...

the present paper deals with criminal issues. for example, legal injunction on the necessity of returning a deposit has a legal nature and legal injunction on the punishment of those who breach the trust has a criminal nature. existing social issues are the basis of classification of some instances into the issue, some of which are based on variation and others on quality. therefore, the motiva...

Introduction: The role of women in society shows the dynamism and vitality of any society. Women have participated in many activities in various fields and in the collective movements of Iranian society. Throughout history, women's actions have taken various forms, and women have sought to influence the general social strata of society. They first had actions in the field of daily life and then...

Ethics of speech is one of the most important ethical features in a desirable society which is indebted to lots of factors such as cultural and social ones in general and in particular to administrators of culture and education. In this respect, as an auditory media, radio can play a key role in making culture of verbal ethics and spread it to individuals and societies. Direct and indirect huma...

Introduction: Health is the most fundamental parameter of society welfare and more than medical interferences is related to social factors. The concept of social capital, because of its nature and content, nearly is related to all under consideration subjects and topics in health, social and human areas. Social capital and social topics have a close connection with health. So the purpose of thi...

Present paper seeks by empirical measurement to study concepts of youth’s available capitals (economic, social, and cultural capitals) and occupational identity, relationship of these concepts and their constituents with the youth’s occupational identity. In this research, Marsia theory is used in order to provide a theoretical framework for measuring the concept of occupational identity. For m...

Addiction is the phenomenon of political, economical, social and cultural that is involved in growth and development by many factors, including: individual - family, social and environmental. In the event of addiction as an Enormous social pathology, the role of social factors, poverty, migration, rapid population growth, ignorance, lack of awareness, illiteracy and other causes are more promin...