نتایج جستجو برای: general normal equation

تعداد نتایج: 1443749  

alireza homayoni arsalan khanmohammadi morteza eshaghi

The present study investigated the relationship between emotional intelligence and the general health among delinquents and normal juveniles in Iran. The design of this study was ex-post facto design. Using a random stratified sampling technique from five districts of Iran, west, East, Norrth, South and the center: 339 juveniles (161 normal and 178 delinquent juveniles) were selected from it. A...

Journal: :iranian journal of science and technology (sciences) 2011
a. maher

in this paper, the goursat problem of a general form for a linear partial differential equation is investigated with the help of the riemann function method. some results are given concerning the existence and uniqueness for the solution of the suggested problem.

Journal: :Journal of Intelligent and Fuzzy Systems 2014
Yuhong Sheng Chongguo Wang

An canonical process is stationary independent increment uncertain process whose increments are normal uncertain variables. Uncertain differential equation is a type of differential equation driven by the canonical process. This paper will give a concept of stability in p-th moment for uncertain differential equations. A sufficient and necessary condition for linear uncertain differential equat...

In this study, we aim to construct a traveling wave solution for nonlinear partial differential equations. In this regards, a cosine-function method is used to find and generate the exact solutions for three different types of nonlinear partial differential equations such as general regularized long wave equation (GRLW), general Korteweg-de Vries equation (GKDV) and general equal width wave equ...

2008
Loukas Vlahos Heinz Isliker Yannis Kominis Kyriakos Hizanidis

The purpose of this tutorial is to introduce the main concepts behind normal and anomalous diffusion. Starting from simple, but well known experiments, a series of mathematical modeling tools are introduced, and the relation between them is made clear. First, we show how Brownian motion can be understood in terms of a simple random walk model. Normal diffusion is then treated (i) through formal...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بناب - دانشکده علوم پایه 1393

در این پایان نامه یک روش عددی برای حل معادلات کسری-زمانی و کسری-فضایی برگر ‎egin{equation*}‎ ‎d_t^{alpha}u+varepsilon uu_{x}= u u_{xx}+eta d_x^{eta}u‎, ‎end{equation*}‎ معادله ی کسری-زمانی و کسری-فضایی پوآسن ‎egin{equation*}‎ ‎d_x^{eta}u‎ + ‎d_t^{alpha}u = f(x,t)‎, ‎end{equation*}‎ و معادله ی کسری-زمانی انتشار ‎egin{equation*}‎ ‎d_t^alpha u+u=k abla^2 u‎ + ‎f(x,t)‎, ‎end{equation*}‎ ...

2012
D. E. Pelinovsky T. V. Phan

Article history: Received 7 February 2012 Available online 13 August 2012 We derive and justify a normal form reduction of the nonlinear Schrödinger equation for a general pitchfork bifurcation of the symmetric bound state that occurs in a double-well symmetric potential. We prove persistence of normal form dynamics for both supercritical and subcritical pitchfork bifurcations in the timedepend...

Journal: :physical chemistry research 2015
ehsan sanjari rasool tarkesh esfahani

in this study, a generalized equation is presented to calculate vapor pressure of pure substances as a function of reduced temperature, critical pressure, and acentric factor. with the presented model, vapor pressures have been calculated and evaluated with nist data bank for 70 pure substances for about 14000 data points, and the overall average absolute percentage deviation has been only 0.78...

Journal: :Journal of Mathematical Analysis and Applications 1987

Journal: :Journal of the mechanical behavior of materials 2022

Abstract Many empirical equations have been proposed in the past to predict parameters of one-dimensional normal consolidation line (1D-NCL) for soils. However, applications these are limited specific range pressure and plasticity General 1D-NCL large soils presented this study. It is assumed that has up three slopes start at different stresses depending on liquid limit (LL) The 59 a LL (19–520...

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