نتایج جستجو برای: concentration number c n fractal model logratio matrix

تعداد نتایج: 4900967  

2009
Marina de Leeuw Shlomi Reuveni Joseph Klafter Rony Granek

We consider a recently suggested "equation of state" for natively folded proteins, and verify its validity for a set of about 5800 proteins. The equation is based on a fractal viewpoint of proteins, on a generalization of the Landau-Peierls instability, and on a marginal stability criterion. The latter allows for coexistence of stability and flexibility of proteins, which is required for their ...

Objectives: The Matrix Model is used for MA dependence in methadone services in Iran, the most populated Persian Gulf country. However, there are no studies of the efficacy of the Matrix Model for MA dependence while in treatment. The present study reports on the efficacy of sixteen weeks of the Matrix Model for MA abstinence and general health.  Methods: There were MA-dependent male (n=3...

Introduction: Many natural phenomena have many variables that make it difficult to find relationships between them using common mathematical methods. This problem, along with the impossibility of measuring all elements of nature, has led to a major evolution in the way of understanding and explaining phenomena. In this way, one can use the fractal geometry with the theory that many natural phen...

2012
HONGSHENG SU

In terms of the present short-term load forecasting(STLF) methods, whether the linear or the nonlinear, neither could meet the STLF requirements better with the rapid developments of electrical power systems and electrical power markets, and so a novel STLF method was proposed based on fractal theory in this paper. Firstly, the paper investigated the fractal characteristics of power system load...

ژورنال: :پژوهش های دانش زمین 0
صادق افشار نجفی دانشگاه فردوسی مشهد بهنام رحیمی دانشگاه فردوسی مشهد فرزین قائمی دانشگاه فردوسی مشهد ریحانه احمدی روحانی دانشگاه فردوسی مشهد

تجزیه و تحلیل شدت(i)، تجمع(ρ)، میانگین طول خطواره(µ) و تقاطع(n)، از پارامترهای کاربردی در محاسبات آماری گسلها و شکستگیها است که در واحد سطح بیان می شوند. در این تحقیق بارز سازی خطواره ها با به کار گیری تصویر اسپات5 انجام شد. شکستگیها در دو دسته سیستماتیک با روند های شمال غربی – جنوب شرقی که روند غالب منطقه هستند و شمال شرقی – جنوب غربی دسته بندی شدند. با توجه به وسعت منطقه و میزان توزیع شکستگیه...

2010
A. Radhakrishnan Z. Lu S. G. Kandlikar

An experimental setup to determine thermal conductivity and thickness of a gas diffusion layer (GDL) as a function of compression was developed and calibrated. The actual thermal conductivities, based on compressed thickness, of plain Toray TGP-H gas diffusion layer (GDL) at compression pressures of 0.04 to 1.5 MPa and over temperature range of 25 C to 75 C are reported in this paper. The therm...

Journal: :international journal of mathematical modelling and computations 0
mojtaba ghasemi kamalvand iran, islamic republic of

in this paper, we show that a matrix a in mn(c) that has n coneigenvectors, where coneigenvaluesassociated with them are distinct, is condiagonalizable. and also show that if allconeigenvalues of conjugate-normal matrix a be real, then it is symmetric.

2008
V. Esfahanian F. Torabi R. Afzali

Predicting transient behavior of lead–acid batteries during charge and discharge process is a very important factor in many applications including Hybrid Electric Vehicles (HEV). In this paper, an engineering model based on fundamental chemical and electrochemical relations of lead– acid batteries is introduced. This model is capable to predict transient behavior of lead–acid batteries includin...

We start this article by rebuilding higher operads of weak higher transformations, and correct those in cite{Cambat}. As in cite{Cambat} we propose an operadic approach for weak higher $n$-transformations, for each $ninmathbb{N}$, where such weak higher $n$-transformations are seen as algebras for specific contractible higher operads. The last chapter of this article asserts that, up to precise...

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