نتایج جستجو برای: s fi xed pointtheorem

تعداد نتایج: 737896  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان 1388

زیرمدول k ازm را تماما پایا گوییم اگر برای هر ? عضو (m)endr، (k)? زیرمجموعه k باشد. از جمله زیر مدول های تماما پایا ، زیر مدول های تکین می باشند و هر زیر مدول تماما پایا از یک مدول تزریقی ، شبه- تزریقی می باشد. زیر مدول های تماما پایای حلقه r به عنوان r-مدول دقیقا ایدال های r می باشند. مدول m را قویا fi-توسیعی می نامند اگر هر زیر مدول تماما پایای m در یک جمعوند تماما پایا، اساسی باشد در این پای...

Objective(s): The placenta provides nutrients and oxygen to embryo and removes waste products from embryo’s blood. As far as we know, the effects of exposure to Wi-Fi (2.4 GHz) signals on placenta have not been evaluated. Hence, we examined the effect of prenatal exposure to Wi-Fi signals on anti-oxidant capacity, expressions of CDKNA1, and GADD45a as well as apoptosis...

Journal: :Journal of experimental psychology. Animal behavior processes 2003
S Whitaker C F Lowe J H Wearden

Three experiments studied timing in rats on 2-valued mixed-fixed-interval schedules, with equally probable components, Fixed-Interval S and Fixed-Interval L (FI S and FI L, respectively). When the L:S ratio was greater than 4, 2 distinct response peaks appeared close to FI S and FI L, and data could be well fitted by the sum of 2 Gaussian curves. When the L:S ratio was less than 4, only 1 respo...

Mostafa Ravanbakhsh, Seyed Abdollah Mousavi, shahram zare,

Introduction: Iron deficiency anemia and beta-thalassemia trait are the two most common causes of hypochromic microcytic anemia. There are some discriminating functions (DFs) formula to differentiate these two conditions based on RBC's indices which would be compared the validity of the 14 various indices in this study. Correspond...

Journal: :The Journal of Cell Biology 2008
Nicole LeBrasseur

A ctin fi laments lie in a wide range of orientations in the leading edge of a migrating cell, according to images from Stefan Koestler, Victor Small (Austrian Academy of Sciences, Vienna, Austria), and colleagues. What looks like disorder might help organize both protrusion at the front and retraction behind. The work casts doubt on the textbook view of the network in the very front of a migra...

Journal: :Informes de la Construcción 2008

Journal: :Physical review 2022

A ferromagnetic insulator (FI) in contact with a superconductor (S) is known to induce spin splitting of the BCS density states at FI/S interface. This causes Cooper pairs reduce their singlet-state correlations and acquire odd-in-frequency triplet correlations. We consider diffusive bilayer sharp magnetic domain wall FI, we study local quasiparticle superconducting In case collinear alignment ...

Journal: :journal of linear and topological algebra (jlta) 0
g soleimani rad young researchers and elite club, central tehran branch, islamic azad university, tehran, iran. department of mathematics, faculty of science, islamic azad university, central tehran branch, po. code 13185-768, tehran, iran.

recently, rahimi et al. [comp. appl. math. 2013, in press] de ned the conceptof quadrupled xed point in k-metric spaces and proved several quadrupled xed pointtheorems for solid cones on k-metric spaces. in this paper some quadrupled xed point resultsfor t-contraction on k-metric spaces without normality condition are proved. obtainedresults extend and generalize well-known comparable result...

Journal: :Physical review letters 2013
Bin Li Niklas Roschewsky Badih A Assaf Marius Eich Marguerite Epstein-Martin Don Heiman Markus Münzenberg Jagadeesh S Moodera

A theoretical prediction by de Gennes suggests that the resistance in a FI/S/FI (where FI is a ferromagnetic insulator, and S is a superconductor) structure will depend on the magnetization direction of the two FI layers. We report a magnetotransport measurement in a EuS/Al/EuS structure, showing that an infinite magnetoresistance can be produced by tuning the internal exchange field at the FI/...

Journal: :international journal of mathematical modelling and computations 0
hamid mottaghi golshan department of mathematics, lorestan university, p. o. box 465, khoramabad, iran

in this paper we investigate common xed point theorems for contraction mapping in fuzzy metric space introduced by gregori and sapena [v. gregori, a. sapena, on xed-point the- orems in fuzzy metric spaces, fuzzy sets and systems, 125 (2002), 245-252].

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