نتایج جستجو برای: classical method

تعداد نتایج: 1783233  

Journal: :Veterinary microbiology 2009
Eefke Weesendorp Arjan Stegeman Willie Loeffen

Classical swine fever virus (CSFV) is transmitted via secretions and excretions of infected pigs. The efficiency and speed of the transmission depends on a multitude of parameters, like quantities of virus excreted by infected pigs. This study provides quantitative data on excretion of CSFV over time from pigs infected with a highly, moderately or low virulent strain. For each strain, five indi...

Journal: :Computer Physics Communications 2006
K.-H. Hsu P.-Y. Chen Chieh-Tsan Hung L.-H. Chen Jong-Shinn Wu

A parallel electrostatic Poisson’s equation solver coupled with parallel adaptive mesh refinement (PAMR) is developed in this paper. The three-dimensional Poisson’s equation is discretized using the Galerkin finite element method using a tetrahedral mesh. The resulting matrix equation is then solved through the parallel conjugate gradient method using the non-overlapping subdomain-by-subdomain ...

Journal: :iranian journal of optimization 2009
a. r. vahidi gh. asadi cordshooli z. azimzadeh

in this paper, we present a comparative study between the adomian decomposition method and two classical well-known runge-kutta and central difference methods for the solution of damped forced oscillator problem. we show that the adomian decomposition method for this problem gives more accurate approximations relative to other numerical methods and is easier to apply.

M. A. Fariborzi Araghi S. Mamizadeh Chatghayeh

Integrating various suppliers to satisfy market demand is of great importance for e ective supply chain management. In this paper, we consider the ODE-PDE model of supply chain and apply a classical explicit fourth-order Runge-Kutta scheme for the related ODE model of suppliers. Also, the convergence of the proposed method is proved. Finally a numerical example is studied to demonstrate the acc...

Journal: :ادب فارسی 0
محسن باغبانی دانش¬آموختۀ کارشناسی ارشد زبان و ادبیات فارسی دانشگاه علامه طباطبایی

“synopsis and explainer” methodological discussion has been reflexed, in literary domain, as stipulation and constraint; but synopsis explanation seems being different to what happens in methodology because sometimes the meanings of lexical items and combinations are given on individual, probabilistic, and untrustworthy interpretations. present paper, applying few lines of nasser khosrow’s seco...

Introduction: Knowing the color distribution of natural teeth and as a result the availability of the dentures teeth with the required colors is essential for patients. Therefore, the aim of this study was to compare the color of natural teeth by two shade guides, Vita tooth guide 3D-Master and Vitapan Classical, in patients referring to prosthodontics department of Babol dental school in 2013...

Recently, codes over some special finite rings especially chain rings have been studied. More recently, codes over finite non-chain rings have been also considered. Study on codes over such rings or rings in general is motivated by the existence of some special maps called Gray maps whose images give codes over fields. Quantum error-correcting (QEC) codes play a crucial role in protecting quantum ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی امیرکبیر(پلی تکنیک تهران) - دانشکده مهندسی صنایع 1387

امروزه مدیریت ریسک مقوله ای است که بانک ها ناگریز از توجه به آن می باشند. به این منظور ریسک های بانکی به سه دسته عمده تقسیم بندی شده اند: ریسک اعتباری بازار و عملیاتی ریسک عملیاتی که در این پایان نامه مورد مطالعه قرار می گیرد عبارتست از ریسک زبان ناشی از فرآیندهای داخلی، افراد و سیستم های ناکافی یا ناصحیح یا ناشی از رویدادهای خارجی این تعریف ریسک حقوقی را در بر می گیرد. اما ریسک استراتژیک و شهر...

Journal: :iranian journal of fuzzy systems 2014
l. c. ciungu b. riecan

applying two definitions of the union of if-events, p. grzegorzewski gave two generalizations of the inclusion-exclusion principle for if-events.in this paper we prove an inclusion-exclusion principle for if-states based on a method which can also be used to prove grzegorzewski's inclusion-exclusion principle for probabilities on if-events.finally, we give some applications of this principle by...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده شیمی 1392

in the present work, a simple and sensitive method was developed for determination of morphine and heroin using gold nanoparticles as resonance rayleigh scattering (rrs) and colorimetric technique’s probe. synthesized gold nanoparticles by sodium citrate reduction method have a negative charge layer on their surfaces because of self-assembled citrate anions on their surface. binding of morphin...

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