Stress has been investigated from different points of view. One of the most important approaches to stress is Person- Environment fit. The purpose of this study was to evaluate Person- Environment fit model to stress and its reflection to physical and psychological disorders. Subjects were 985 oil petroleum workers with an average age and experience, of 42.5 and 19 years respectively, who were...

this research was conducted to examine the effect of a concurrent training on rest level of leptin of plasma and some hormonal factors in non-athlete subjects. the research population included non-athlete men who didn’t participate in any organized sport activities. 30 men were chosen voluntarily among the above-mentioned population and were divided into 2 groups: experimental (15 subjects) an...

in this thesis, at first we investigate the bounded inverse theorem on fuzzy normed linear spaces and study the set of all compact operators on these spaces. then we introduce the notions of fuzzy boundedness and investigate a new norm operators and the relationship between continuity and boundedness. and, we show that the space of all fuzzy bounded operators is complete. finally, we define...

  Background : Cataract is the cause of blindness in half of the cases (17 million people) over the world and increasing significantly each decade. In spite of it's role as a common health problem in different communities, man's knowledge on it's causative factors has been inadequate and various investigations have found contradictory results on that.   Objective : Risk factors determination in...

Dynamic and complex circumstances of any organization, especially educational organizations critically require creative and innovative knowledge workers. Various skills such as personal knowledge management (PKM) are necessary to succeed in job and professional career. PKM is one of the best sources of personal, collective, and organizational innovations and proper direction of organizatio...

Background: Hospital as core of health and care system requires an effective leadership style and suitable strategy for organizational differences and conflict’ solving. Main goal of this study is to survey of relationship between leadership style and strategy of conflict management among chief executive officers of Urmia hospitals. ...

abstract because of the many geopolitical, geo economical and geo strategically potentials and communicational capabilities of eco region, members can expand the convergence and the integration in base of this organization that have important impact on members development and expanding peace in international and regional level. based on quality analyzing of library findings and experts interv...

throughout this dissertation r is a commutative ring with identity and m is a unitary r-module. in this dissertation we investigate submodules of multiplication , prufer and dedekind modules. we also stat the equivalent conditions for which is ring , wher l is a submodule of afaithful multiplication prufer module. we introduce the concept of integrally closed modules and show that faithful mu...