نتایج جستجو برای: affne mapping

تعداد نتایج: 198398  

‎In this paper‎, ‎we study the Hölder continuity of solution mapping to a parametric variational inequality‎. ‎At first‎, ‎recalling a real-valued gap function of the problem‎, ‎we discuss the Lipschitz continuity of the gap function‎. ‎Then under the strong monotonicity‎, ‎we establish the Hölder continuity of the single-valued solution mapping for the problem‎. ‎Finally‎, ‎we apply these resu...

The purpose of this work is to investigate the existence of fixed points of some mappings in fixed point theory by combining some important concepts which are F-weak contractions, multivalued mappings, integral transformations and α-admissible mappings. In fixed point theory, it is important to find fixed points of some classess under F- or F-weak contractions. Also multivalued mappings is the ...

2005
Torben G. Andersen Luca Benzoni Rick Nelson Jun Pan

We investigate whether bonds can hedge volatility risk in the U.S. Treasury market, as predicted by most ‘affine’ term structure models. To this end, we construct powerful and model-free empirical measures of the quadratic yield variation for a cross-section of fixed-maturity zero-coupon bonds (‘realized yield volatility’) through the use of high-frequency data. We find that the yield curve fai...

Journal: :علوم 0
کاظم حق نژاد آذر kazem haghnejad azar university of mohghegh ardabilدانشگاه محقق اردبیلی

in this paper, we study the arens regularity properties of module actions and we extend some proposition from baker, dales, lau and others into general situations. we establish some relationships between the topological centers of module actions and factorization properties of them with some results in group algebras. in 1951 arens shows that the second dual of banach algebra endowed with the e...

Hassan Asadollahfam, Parvar Shiri

The current article was an attempt to investigate the effect of semantic mapping strategy instruction on reading comprehension performance of EFL learners. To this end, thirty homogeneous Iranian intermediate EFL learners attending a language school in Bonab, Iran, were randomly assigned to two groups, one as the experimental and the other as the control. The experimental group received instruc...

The concept mapping and the Vee diagram are important tools for improving the level of conceptual learning of mathematics in all educational levels that can play an important role in the learner's achievement. The purpose of this study is to use a concept mapping and Vee diagram, to calculate the volume of an object by the integral, includes the reaction of what a teacher really knows, the way ...

Journal: :international journal of foreign language teaching and research 2012
omid tabatabaei

although story mapping strategy has been shown to be beneficial in many reading comprehension classes, the benefits of this technique have not been thoroughly investigated in l2 writing research. the small number of previous studies (e.g., li, 2007; brunner, 2010) have found the potential benefits of using story mapping strategy on students’ writing performance, but they did not focus on differ...

Journal: :تحقیقات نظام سلامت 0
صدیقه رستاقی کارشناس ارشد، گروه آمار زیستی، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران توحید جعفری کوشکی گروه آمار زیستی، دانشکده بهداشت، دانشگاه علوم پزشکی قم، قم، ایران بهزاد مهکی استادیار، گروه آمار زیستی، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران یوسف بشیری کارشناس ارشد، گروه آمار زیستی، دانشکده پیراپزشکی، دانشگاه علوم پزشکی شهید بهشتی، تهران، ایران

background : the age standardized incidence rates of esophageal cancer in women and men in iran have the fifth and eighth ranks, respectively. due to the high incidence rate of esophageal cancer and the necessity of knowledge of its geographical distribution, the incidence of this cancer was mapped at province and county levels in the present study. methods: the study population of this empiric...

Journal: :مجله علوم اعصاب شفای خاتم 0
shahrokh nasseri medical physics department, mashhad university of medical sciences, mashhad, iran mehdi momennezhad a. medical physics department, mashhad university of medical sciences, mashhad, iran b. nuclear medicine research center, mashhad university of medical sciences, mashhad, iran hossein akbari-lalimi medical physics department, mashhad university of medical sciences, mashhad, iran

introduction: voxel based morphometry is a type of statistical parametric mapping that can be used to investigate the effect of diseases such as epilepsy, alzheimer's disease and parkinson's disease or other agent such as skills on brain structure (white matter, gray matter and cerebrospinal fluid). the aim of this study is evaluate the effectiveness of this method in detection of dif...

Journal: :international journal of nonlinear analysis and applications 2015
pankaj kumar jhade a s saluja

the aim of this paper is to prove a common fixed point theorem for nonexpansive type single valued mappings which include both continuous and discontinuous mappings by relaxing the condition of continuity by weak reciprocally continuous mapping. our result is generalize and extends the corresponding result of jhade et al. [p.k. jhade, a.s. saluja and r. kushwah, coincidence and fixed points of ...

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