نتایج جستجو برای: researches show that about 70

تعداد نتایج: 6902456  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم ریاضی و مهندسی کامپیوتر 1392

heuristics are often used to provide solutions for flow shop scheduling problems.the performance of a heuristic is usually judged by comparing solutions and run times on test cases.this investigation proposes an analytical alternative ,called asymptotic convergence ,which tests the convergence of the heuristic to a lower bound as problem size grows. the test is a stronger variation of worst cas...

Mokhtar Ahmadi, Pouya Ghaderi, Zahra Parsaye Ziarat,

Oxidative stress has been suggested as a consequence and as a cause of epileptic seizures. Researches indicate Achillea wilhelmsii (A.wilhelmsii) has anti-oxidant and anti-spasmic effects on central nervous system. This plant grows in most part of Iran. An Iranian research that done in 2013 showed that the hydroalcoholic extract of Achillea wilhelmsii possesses an antioxidant effect in the brai...

Journal: :The Journal of the Society of Chemical Industry, Japan 1947

Journal: :مدیریت فناوری اطلاعات 0
جعفر محمودی عضو هیات علمی دانشگاه امام حسین (ع) جعفر محمودی کارشناس ارشد مهندسی صنایع، دانشگاه امام حسین (ع)

nowadays bpr has become as one of the most widespread and safe management topics and a redeemer for organizations which are in the stage of destruction and ruining. although many organizations use bpr to improve their performance, researches show that about 70-80 percent of these projects were failed and remain unfinished. many researches have been even undertaken to find out reasons of these f...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1390

insurers have in the past few decades faced longevity risks - the risk that annuitants survive more than expected - and therefore need a new approach to manage this new risk. in this dissertation we survey methods that hedge longevity risks. these methods use securitization to manage risk, so using modern financial and insurance pricing models, especially wang transform and actuarial concepts, ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده ریاضی 1389

one of the most important number sequences in mathematics is fibonacci sequence. fibonacci sequence except for mathematics is applied to other branches of science such as physics and arts. in fact, between anesthetics and this sequence there exists a wonderful relation. fibonacci sequence has an importance characteristic which is the golden number. in this thesis, the golden number is observed ...

Journal: :مجله علوم اعصاب شفای خاتم 0
pouya ghaderi islamic azad university, mashhad branch, mashhad, iran mahshad abdolmaleki islamic azad university, tabriz branch, tabriz, iran negar ghasemi islamic azad university, tabriz branch, tabriz, iran bita abdolahi islamic azad university, tabriz branch, tabriz, iran

mothers exposed to antiepileptic drugs (aeds) are at high risk to born babies with orofacial malformations such as cleft lips. about 9 percent of congenital abnormalities in babies of mothers with epilepsy relates to orofacial abnormalities. maintaining safe antiepileptic drugs for millions of mothers with epilepsy is very important. researches show that new aeds have less side effects than the...

2007
M. S. Hashemi M. R. Zarei G. Chamani M. Rad

Introduction: Malignant salivary glands tumors (MSGTs) are uncommon cancers. The most common site of these cancers is the parotid gland. Some investigations show these cancers preference for males than females. The majority of MSGTs arise in sixth decade of human life. According to the literature review for the present work, there is a few epidemiological researches about MSGTs in Iran and espe...

it is not possible to understand developments of a country’s culture and civilization without knowing his believes and myths. whether it is north or south, east or west, planes or mountains, sahara or deserts, here in iran every corner includes valuable and precious treasures which are known all over the world, and cultural – historical objects which are found here adorn all well known museums of the globe. zagros mountains, lorestan province locating at the heart of that, are not only the same, but are more prominent than other iranian regions. you can not find someone who does not know what the lorestani bronzes are, and there is no museum that not be pride of having a piece of that. the said bronzes which are manufactured four millenniums b.c. are admired nearly by all those researchers because of their beauty, diversity and technique. lorestani artistic works including stone engraves, bronzes and clays, show an ideal and metaphysical world beside real world which explain mental system of human beings on that era against sensations and phenomena happening around them. men main mental occupation on that time was he unknown world which had surrounded them, and they used to use the religion to fight life’s natural factors, and art was a tool of religious and mythical painting which was far from reality and had entered into the abstract domain. as natural objects have become subjects of lorestani art, it cleanses them from any non – intrinsic limitations and external factors which surround them and darken their meanings, and just shows their main specifications. artist in the said civilization is not searching for realism. although these are few works showing the nature, but in effect there is no wish to imitate touchable factors of the nature, and artist has turned real phenomena to encoded signs as per his own mentality. this procedure is called stylization.

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده هنر و معماری 1391

it is not possible to understand developments of a country’s culture and civilization without knowing his believes and myths. whether it is north or south, east or west, planes or mountains, sahara or deserts, here in iran every corner includes valuable and precious treasures which are known all over the world, and cultural – historical objects which are found here adorn all well known museums...

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