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تعداد نتایج: 21287857  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سمنان - دانشکده علوم تربیتی و روانشناسی 1391

anxiety is one common disorder during childhood. in curing anxiety disorders, there are different types of psychological remedies, pharmotherapy, family therapy, and music therapy that can improve the individual’s anxiety, but we need some other remedies to improve social and emotional relationship and interactions. considering the importance of curing the anxiety disorders, the effect of sand ...

Journal: :تحقیقات اقتصادی 0
محسن پورعبادالهان کویچ دانشیار دانشگاه تبریز پویان کیانی دانشجوی دکتری اقتصاد صنعتی دانشگاه تبریز

market structure is one of the most important characteristics of every industry. although, there exist different indices such as concentration, economies of scale, entry of firms, product differentiation, etc. for the evaluation of market structure, but most of the studies in the subject have used only one of these indices (usually concentration). in this study, by application of fuzzy inferenc...

The city of Tehran undergoes an increasing growth in population as well as industrial activities, both of which increase the concentration of air pollutants. The current research tries to turn a limited and focused system of air contamination measurement and control to an unlimited and extensive one that examines the concentration of each of the contaminants in any area of Tehran. Accordingly, ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده ادبیات و علوم انسانی 1392

the construct of self-efficacy has received increasing attention in research over the past two decades. many studies have been carried out 1.3 significance of the study this study has pedagogical implications since improving students’ self- efficacy and autonomy is important for promoting actual performance on classroom academic tasks. in academic settings, it has been shown that self-effi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده ادبیات و علوم انسانی 1391

nowadays enhancing critical thinking in learners is considered one of the foreign language teachers’ tasks due to its high position in foreign language classrooms. when it comes to selecting materials for language classrooms, there are obviously some criteria that teachers should apply. the present study aimed at a critical thinking based analysis of ten picture story books and ten folktales th...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده کشاورزی 1394

with the increasing population and the need for more food, as well as with the development of science and technology, human approach to unnatural and often chemical inputs to increase agricultural production has been a great expansion and problems such as increased cancers, chronic diseases has created environmental pollution. implementation of organic organic is a solution to these problems . ...

Journal: :مدیریت فناوری اطلاعات 0
علیرضا حسن زاده دانشیار گروه مدیریت فناوری اطلاعات، دانشگاه تربیت مدرس، تهران، ایران مهسا ناظمی کارشناس ارشد رشته مدیریت فناوری اطلاعات، دانشگاه تربیت مدرس، تهران، ایران شعبان الهی دانشیار گروه مدیریت فناوری اطلاعات، دانشگاه تربیت مدرس، تهران، ایران احسان زنجانی کارشناس ارشد رشته مدیریت فناوری اطلاعات، دانشگاه علامه طباطبایی، تهران، ایران

rapid growth of e-commerce has made the competition quite different. in this new environment customers have wide choices and are looking forward to the support which guarantees the delivery of what they have chosen. this leads to complexity in the relationship between the provider and the customer which obviously is made more in a b2b environment. service level agreement (sla) is a key tool to ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان 1390

we commence by using from a new norm on l1(g) the -algebra of all integrable functions on locally compact group g, to make the c-algebra c(g). consequently, we find its dual b(g), which is a banach algebra so-called fourier-stieltjes algebra, in the set of all continuous functions on g. we consider most of important basic theorems about this algebra. this consideration leads to a rather com...

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