نتایج جستجو برای: function

تعداد نتایج: 1212923  

Journal: :bulletin of the iranian mathematical society 2012
jin-lin liu

let a(p) denote the class of functions which are analytic in the open unit disk u. by making use of certain integral operator,we obtain some interesting properties of multivalent analytic functions.

Journal: :نظریه تقریب و کاربرد های آن 0
م. ن. هوشمند دانشگاه آزاد واحد شیراز

in [1] we uniquely introduced ultra exponential functions (uxpa) and de nednext step of the serial binary operations: addition, multiplication and power.also, we exhibited the topic of limit summability of real functions in [2,3]. inthis paper, we study limit summability of the ultra exponential functions andprove some of their properties. finally, we pose an unsolved problem aboutthem.

Journal: :sahand communications in mathematical analysis 2015
parisa hariri

in the present paper, we prove subordination, superordination and sandwich-type properties of a certain integral operators for univalent functions on open unit disc, moreover the special behavior of this class is investigated.

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 1993
ali maghari hassan behnejad

a new derivation of the quantum boltzmann transport equation for the fermion system from the quantum time evolution equation for the wigner distribution function is presented. the method exhibits the origin of the time - irreversibility of the boltzmann equation. in the present work, the spin dependent and indistinguishibility of particles are also considered.

Journal: :bulletin of the iranian mathematical society 2013
j.-l. liu

making use of an extended fractional differintegral operator ( introduced recently by patel and mishra), we introduce a new subclass of multivalent analytic functions and investigate certain interesting properties of this subclass.

Journal: :research in cardiovascular medicine 0
anita sadeghpour echocardiography research center, rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, ir iran mehri hassanzadeh rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, ir iran; corresponding author: mehri hassanzadeh, rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, ir iran. tel: +98-2123922950, fax: +98-2122663209, e-mail: majid kyavar rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, ir iran hooman bakhshandeh rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, ir iran nasim naderi rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, ir iran behshid ghadrdoost rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, ir iran

conclusions there is a significant increased incidence of mortality, prolonged hospitalization, and rehospitalization in symptomatic patients with severe tr. therefore, we recommend more aggressive approach toward tv repair or replacement in these patients regardless of pap and systolic function. results heart failure (50%) was the most cause of death. mean years of survival from diagnosis of s...

Journal: :civil engineering infrastructures journal 0
morteza eskandari-ghadi university of tehran, collage of engineering, dept. of engineering science ali hassanpour charmhini university of science and technology of mazandaran azizollah ardeshir-behrestaghi mazandaran university of science and technology

this paper is concerned with investigation of vertical impedance function of a surface rigid circular foundation resting on a semi-infinite transversely isotropic alluvium. to this end, the equations of motion in cylindrical coordinate system, which because of axissymmetry are two coupled equations, are converted into one partial differential equation using a method of potential function. the g...

Journal: :international journal of agricultural management and development 2014
negin hosseingholizadeh jafar haghighat rassul mohammadrezaei

among the agricultural important factors, inputs are the most significant in agricultural production. this article aimed to examine the impact of government subsidy policies on production of one of the most strategic products, namely on production of one of the most strategic products, namely maize, in iran. to achieve this goal, panel data for the nine provinces of iran's major producers of ma...

Journal: :jentashapir journal of health research 0
seyed masoud seyedian department of cardiology, atherosclerosis research center (cardiolovascular disease center), faculty of cardiology, jundishapur university of medical sciences, ahvaz, ir iran shahla majididi department of cardiology, atherosclerosis research center (cardiolovascular disease center), faculty of cardiology, jundishapur university of medical sciences, ahvaz, ir iran lida asgharinejad department of cardiology, atherosclerosis research center (cardiolovascular disease center), faculty of cardiology, jundishapur university of medical sciences, ahvaz, ir iran mehrnoush esmaeili department of cardiology, faculty of cardiolology, shahid beheshti university of medical sciences, tehran, ir iran farzaneh ahmadi department of cardiology, atherosclerosis research center (cardiolovascular disease center), faculty of cardiology, jundishapur university of medical sciences, ahvaz, ir iran; department of cardiology, atherosclerosis research center (cardiolovascular disease center), faculty of cardiology, jundishapur university of medical sciences, p. o. box: 61355-173, ahvaz, ir iran. tel: +98-9161113490; +98-6113743092 molook salemzadeh golestan hospital, clinical research development unit, ahvaz jundishapur university of medical sciences, ahvaz, ir iran

conclusions chronic smoking caused left ventricular diastolic dysfunction. acute intake caused left and right ventricular diastolic dysfunction. changes persisted up to 30 minutes after smoking, although diastolic blood pressure returned to normal state. objectives the current study aimed to evaluate the acute and chronic effects of smoking on the left and right ventricular (rv) diastolic funct...

Journal: :گوارش 0
elnaz saeedi mohsen nasiri toosi masoud salehi saeede khosravi bizhaem jamileh abolghasemi

background: including multivariate survival data can be pointed competing risks data. there are various methods to analyze such data such as semi-parametric methods of cause-specific hazard function, and cumulative incidence function. the aim of this study was to deploy competing risks model to analyze the determinants of patients with liver cirrhosis. materials and methods: during the one-year...

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