نتایج جستجو برای: function

تعداد نتایج: 1212923  

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2012
mahdi esmailbeygi fariborz rashidi

gas reservoirs with low permeability (k

Journal: :international journal of industrial mathematics 0
sh. nasseri department of mathematics, university of mazandaran, babolsar ,iran. e. behmanesh department of mathematics, university of mazandaran, babolsar ,iran. f. taleshian department of mathematics, university of mazandaran, babolsar ,iran. m. abdolalipoor department of mathematics, university of tabriz, tabriz , iran. n. a. taghinezhad department of mathematics, university of mazandaran, babolsar ,iran.

fuzzy linear programming problem occur in many elds such as mathematical modeling, control theory and management sciences, etc. in this paper we focus on a kind of linear programming with fuzzy numbers and variables namely fully fuzzy linear programming (fflp) problem, in which the constraints are in inequality forms. then a new method is proposed to ne the fuzzy solution for solving (fflp). ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه زنجان 1387

چکیده ندارد.

In the present paper, Radial Basis Function interpolations are applied to approximate a fuzzy function $tilde{f}:Rrightarrow mathcal{F}(R)$, on a discrete point set $X={x_1,x_2,ldots,x_n}$, by a fuzzy-valued function $tilde{S}$. RBFs are based on linear combinations of terms which include a single univariate function. Applying RBF to approximate a fuzzy function, a linear system wil...

Journal: :journal of linear and topological algebra (jlta) 0
m ozkoc department of mathematics, faculty of science mu˘gla sıtkı ko¸cman university, mente¸se-mu˘gla 48000 turkey b s ayhan department of mathematics, faculty of science mu˘gla sıtkı ko¸cman university, mente¸se-mu˘gla 48000 turkey

the main goal of this paper is to introduce and study a new class of function via the notions of $e$-$theta$-open sets and $e$-$theta$-closure operator which are defined by özkoç and aslım cite{10} called weakly $er$-open functions and $e$-$theta$-open functions. moreover, we investigate not only some of their basic properties but also their relationships with other types of already existing to...

Journal: :communication in combinatorics and optimization 0
h. abdollahzadeh ahangar babol noshirvani university of technology s.r. mirmehdipour babol noshirvani university of technology

a {em roman dominating function} on a graph $g$ is a function$f:v(g)rightarrow {0,1,2}$ satisfying the condition that everyvertex $u$ for which $f(u) = 0$ is adjacent to at least one vertex$v$ for which $f(v) =2$. {color{blue}a {em restrained roman dominating}function} $f$ is a {color{blue} roman dominating function if the vertices with label 0 inducea subgraph with no isolated vertex.} the wei...

Journal: :international journal of preventive medicine 0
cheekeong chen wan mohamad zahiruddin foongkiew ooi shaifulbahari ismail mohamadrusli abdullah annie george

background: eurycoma longifolia jack (elj) has been shown to elevate serum testosterone and increased muscle strength in humans. this study investigated the effects of physta® a standardized water extract of elj (400 mg/day for 6 weeks) on testosterone: epitestosterone (t:e) ratio, liver and renal functions in male recreational athletes. methods: a total of 13 healthy male recreational athletes...

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.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی عمران 1391

today, scouring is one of the important topics in the river and coastal engineering so that the most destruction in the bridges is occurred due to this phenomenon. whereas the bridges are assumed as the most important connecting structures in the communications roads in the country and their importance is doubled while floodwater, thus exact design and maintenance thereof is very crucial. f...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان - دانشکده فنی 1392

کنترل پیش بین به عنوان روش کنترلی پیشرفته به دلیل مزایای فراوانی که نسبت به روش های کنترل کلاسیک دارد در صنعت و جوامع تحقیقاتی توجه بسیاری را به خود جلب کرده است. این روش همانند هر روش دیگر معایبی نیز دارد. در این روش به منظور بدست آوردن رابطه ی خطّی برحسب پارامترهای طراحی برای خروجی پیش بینی شده، رهیافت معمول بسط دادن سیگنال کنترلی آینده با استفاده از عملگرهای شیفت به جلو است. یکی از پیامدهای ا...

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