نتایج جستجو برای: moderate standard deviation and completely non

تعداد نتایج: 17048017  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - دانشکده علوم 1393

در این پایان نامه مرکز ساز جبرهای عملگری استاندارد وh^*- جبرهای نیم ساده را بیان می کنیم. فرض کنیم a یک *h-جبر نیم ساده و t: a -> a یک نگاشت جمعی باشد به طوری که به ازای هر x∈a و بعضی n ≥ 1 داشته باشیم. 2t(x n+1) = t(x)xn + xnt(x) در این صورت t یک مرکزساز چپ و راست است. این پایان نامه بر اساس مقاله ی زیر نوشته شده است: i. kosi-ulbl and j. vukman, on centralizers of standard operator algebras ...

Journal: :مدیریت ورزشی 0
فاطمه شب خیز استادیار دانشگاه تهران افسر جعفری حجین استادیار دانشگاه تهران توراندخت امینیان استادیا ردانشگاه تهران آذین بلند کارشناس ارشد دانشگاه تهران

the purpose of this study was to investigate physical education b.a. coaching syllabus and to provide reforming recommendations. the research was a descriptive survey. a researcher-made questionnaire with open and close questions was used on likert scale. the statistical population consisted of 24 teachers of these curriculums. the validity of the questionnaire was confirmed by experts and its ...

ژورنال: بیمارستان 2017
افخم زاده, عبدالرحیم, فاتح بابامیری, شرمین,

Background: Job stress is a part of physician, nurses and hospital executives lives. Medical is tense basicly and tension affects the quality of life and health of physician. This study aimed to determine the occupational stress and its relates factors among medical residents in Kurdistan University of Medical Sciences.   Materials and Methods: In a cross-sectional study, all of seventy-one m...

Journal: :journal of dentistry, tehran university of medical sciences 0
hamed ebrahimnejad dds, msc, oral and maxillofacial radiologist, department of oral and maxillofacial radiology, school of dentistry, mashhad university of medical sciences, mashhad, iran. seyed hosein hoseini zarch associate professor, department of oral and maxillofacial radiology, dental materials research center, school of dentistry, mashhad university of medical sciences, mashhad, iran. adineh javadian langaroodi assistant professor, department of oral and maxillofacial radiology, maxillofacial diseases research center, school of dentistry, mashhad university of medical sciences, mashhad, iran.

objectives: new digital two-dimensional imaging systems are considered as an easily accessible modality for sinonasal evaluation. the aim of this study was to assess the diagnostic efficacy of digital waters’ and caldwell’s radiographic views for evaluation of sinonasal area. materials and methods: a total of 273 patients fulfilling the inclusion criteria were enrolled in this descriptive-analy...

Afshin Darsanj, Ayob Yarmohammadi, Azam Jahangirimehr, Bahman Khodadadian, Mohsen Pouursadeghiyan, Parviz Mohammadi, Soudabeh Eskankari, Younes Sohrabi,

Background & Aims of the Study: One concern of human is heavy metals pollution of food products such as rice. It is a fact that rice is one of the most consumed items in the diet of Iranian people. This study was conducted to evaluate lead and cadmium levels of Iranian and imported rice in Kermanshah city, Iran, 2016. Materials & Methods: This descriptive- analytical and cross...

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