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coupled ordinary differential equations

A NOVEL HOMOTOPY PERTURBATION METHOD: KOUROSH´S METHOD FOR A THERMAL BOUNDARY LAYER IN A SATURATED POROUS MEDIUM

A NOVEL HOMOTOPY PERTURBATION METHOD: KOUROSH´S METHOD FOR A THERMAL BOUNDARY LAYER IN A SATURATED POROUS MEDIUM

... that the boundary-layer equations could be reduced to a pair of coupled ordinary differential equations and obtained some solutions. Furthermore, Cheng [4] investigated the mixed ...

6

A Mathematical Model for Magnetohydrodynamic Convection Flow in a Rotating Horizontal Channel with Inclined Magnetic Field, Magnetic Induction and Hall Current Effects

A Mathematical Model for Magnetohydrodynamic Convection Flow in a Rotating Horizontal Channel with Inclined Magnetic Field, Magnetic Induction and Hall Current Effects

... conservation equations are formu- lated in an (x, y, z) coordinate system and non-dimensionalized using appropriate ...non-dimensional coupled ordinary differential equations for ...

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Three Dimensional Analysis of Laminated Cylindrical Panels with Piezoelectric Layers

Three Dimensional Analysis of Laminated Cylindrical Panels with Piezoelectric Layers

... highly coupled partial differential equations (PDE's) of equilibrium to ordinary differential equations (ODE's) with variable coefficients by means of trigonometric function ...

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Sensitivity to noise variance in a social network dynamics model

Sensitivity to noise variance in a social network dynamics model

... a coupled system of nonlinear stochastic ordinary differential equations in which the pairwise relationships are driven by both observable and unobservable (latent) ...

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NONEXISTENCE OF POSITIVE SOLUTIONS FOR A SYSTEMS OF COUPLED FRACTIONAL BVPS WITH p-LAPLACIAN

NONEXISTENCE OF POSITIVE SOLUTIONS FOR A SYSTEMS OF COUPLED FRACTIONAL BVPS WITH p-LAPLACIAN

... includes ordinary differential equations, difference equations, dynamic equations on time scales, p-Laplacian, fractional order differential equations and boundary value ...

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Multiplicity results for a class of asymmetric weakly coupled systems of second-order ordinary differential equations

Multiplicity results for a class of asymmetric weakly coupled systems of second-order ordinary differential equations

... Differential Equations 59 (1985), no. 2, 266–281. [23] P. Hartman, Ordinary Differential Equations, 2nd ...weakly coupled superlinear systems, ...

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Optimal filtering for systems governed by coupled ordinary and partial differential equations

Optimal filtering for systems governed by coupled ordinary and partial differential equations

... -7- In Chapter IV an optimal filter is derived for a completely general class of stochastic systems governed by coupled nonlinear ordinary and partial differential equations of either fi[r] ...

170

Stability of Hydro dynamical System Using Normal Mode Technique

Stability of Hydro dynamical System Using Normal Mode Technique

... linearized equations of motion from partial to ordinary differential ...of coupled, homogeneous, ordinary linearized differential equations governing the amplitude A (z), ...

6

A. System of linear ordinary differential equations of first

A. System of linear ordinary differential equations of first

... of differential equations, obtaining an incremental equation based on the transfer ...algebraic equations with constant dimension regardless of the number of ...

6

Techniques for Solving a Certain Class of Partial Differential Equation by Fractional Fourier Transform

Techniques for Solving a Certain Class of Partial Differential Equation by Fractional Fourier Transform

... on Differential Equations using fractional powers of the Fourier Transform on the Schwartz space (Bailey and Swartzrauber, 1991) compute the Fractional Fourier transforms using Fast Fourier Transforms ...

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A Survey on Oscillation of Impulsive Ordinary Differential Equations

A Survey on Oscillation of Impulsive Ordinary Differential Equations

... It is well-known that condition H is crucial in obtaining a Picone’s formula in the case when impulses are absent. If H fails to hold, then Wirtinger, Leighton, and Sturm-Picone type results require employing a so-called ...

52

The method of averaging and functional differential equations with delay

The method of averaging and functional differential equations with delay

... differential equations with a small parameter is the method of averaging, which is well known for ordinary differential equations [1, 9, 13, 14] and for functional differential equations with ...

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Solving Ordinary Differential Equations with Evolutionary Algorithms

Solving Ordinary Differential Equations with Evolutionary Algorithms

... In this paper, we have been able to formulate the general linear second order ODE as an optimization problem, and we have also been able to solve the formulated optimization problem using the Differential ...

5

About reducing integro differential equations with infinite limits of integration to systems of ordinary differential equations

About reducing integro differential equations with infinite limits of integration to systems of ordinary differential equations

... of ordinary differential ...such equations in, for example, models of tumor- immune system interaction [], hematopoiesis [], stability and persistence in plankton models [] which will be considered ...

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A MODIFICATION OF ARTIFICIAL BEE COLONY ALGORITHM FOR SOLVING INITIAL VALUE PROBLEMS

A MODIFICATION OF ARTIFICIAL BEE COLONY ALGORITHM FOR SOLVING INITIAL VALUE PROBLEMS

... Some studies are about the numerical solution of some types of DEs. Anastassi (2014) construct an ANNs method that can produce the best coefficients of two stage Runge- Kutta methods [8]. Raja et al. (2015) create an ...

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Positive Solutions for Fractional Differential Equations with Multi Point Boundary Value Problems

Positive Solutions for Fractional Differential Equations with Multi Point Boundary Value Problems

... It should be noted that most of papers and books on fractional calculus are devoted to the solvability of linear initial fractional differential equations on terms of special functions. Recently, there are ...

7

Existence, Uniqueness of solutions for Set Differential Equations Involving Causal Operators with Memory

Existence, Uniqueness of solutions for Set Differential Equations Involving Causal Operators with Memory

... set differential equations and the causal operators, the study of set differential equations involving causal operators with memory has been initiated in ...basic differential ...

11

Modified Weibull Distribution: Ordinary Differential Equations

Modified Weibull Distribution: Ordinary Differential Equations

... of Ordinary Differential Equations Obtained for the Probability Functions of Burr XII and Pareto Distributions,” In Lecture Notes in Engineering and Computer Science: Proceedings of The World ...

6

Some problems in irregular ordinary differential equations

Some problems in irregular ordinary differential equations

... prove that if there exists a regular Lagrangian flow solution of 1.1 then there is a vector field equivalent to 9 such that the ordinary differential equation ~ = 9 ~, t has non-unique s[r] ...

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Formulation of Impulsive Differential Equations with Time-Dependent Continuous Delay

Formulation of Impulsive Differential Equations with Time-Dependent Continuous Delay

... erential equations [1, ...erential Equations (IDDE) ...erential Equations, and Impulsive Di ff erential ...erential equations with delays [1, ...

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