نتایج جستجو برای: non standard finite difference

تعداد نتایج: 2280205  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده تربیت بدنی علوم ورزشی 1390

this research was conducted to examine the effect of a concurrent training on rest level of leptin of plasma and some hormonal factors in non-athlete subjects. the research population included non-athlete men who didn’t participate in any organized sport activities. 30 men were chosen voluntarily among the above-mentioned population and were divided into 2 groups: experimental (15 subjects) an...

Journal: :American Journal of Scientific and Industrial Research 2013

ژورنال: پژوهش های ریاضی 2015
Arab Ameri , M., Mir Mehrabi , E,

Fractional derivatives and integrals are new concepts of derivatives and integrals of arbitrary order. Partial differential equations whose derivatives can be of fractional order are called fractional partial differential equations (FPDEs). Recently, these equations have received special attention due to their high practical applications. In this paper, we survey a rather general case of FPDE t...

Journal: :Fractal and fractional 2023

In this study, we considered a model for novel COVID-19 consisting on five classes, namely S, susceptible; E, exposed; I, infected; V, vaccinated; and R, recovered. We derived the expression basic reproductive rate R0 studied disease-free endemic equilibrium as well local global stability. addition, extended nonstandard finite difference scheme to simulate our using some real data. Moreover, ke...

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