Results 21 to 30 of about 1,725,128 (187)

Green's Matrix for a Second Order Self-Adjoint Matrix Differential Operator [PDF]

open access: yes, 2009
A systematic construction of the Green's matrix for a second order, self-adjoint matrix differential operator from the linearly independent solutions of the corresponding homogeneous differential equation set is carried out.
Bayram Tekin   +12 more
core   +2 more sources

Measure Differential Equations [PDF]

open access: yesArchive for Rational Mechanics and Analysis, 2019
25 ...
openaire   +2 more sources

BERNULLI DIFFERENTIAL EQUATION AND CHAOS

open access: yesVìsnik Dnìpropetrovsʹkogo Unìversitetu: Serìâ Modelûvannâ, 2013
Existence conditions of homoclinic orbits for some systems of ordinary quadratic dif­ferential equations with singular linear part are founded. A realization of these conditions guarantees the existence of chaotic attractors at 3-D autonomous quadratic ...
V. Ye. Belozerov
doaj   +1 more source

On a complex differential Riccati equation [PDF]

open access: yes, 2007
We consider a nonlinear partial differential equation for complex-valued functions which is related to the two-dimensional stationary Schrodinger equation and enjoys many properties similar to those of the ordinary differential Riccati equation as, e.g.,
Bernstein S   +28 more
core   +2 more sources

On the Equivalence of Differential Equations in the Sense of Coincidence Reflecting Functions

open access: yesAbstract and Applied Analysis, 2015
We use a new method for constructing some differential equations which are equivalent to a given equation in the sense of having the same reflecting function.
Zhengxin Zhou
doaj   +1 more source

A problem with parameter for the integro-differential equations

open access: yesMathematical Modelling and Analysis, 2021
The article proposes a numerically approximate method for solving a boundary value problem for an integro-differential equation with a parameter and considers its convergence, stability, and accuracy. The integro-differential equation with a parameter is
Elmira A. Bakirova   +2 more
doaj   +1 more source

Gravitating fluids with Lie symmetries

open access: yes, 2010
We analyse the underlying nonlinear partial differential equation which arises in the study of gravitating flat fluid plates of embedding class one. Our interest in this equation lies in discussing new solutions that can be found by means of Lie point ...
A M Msomi   +9 more
core   +1 more source

Two problems in the theory of differential equations

open access: yes, 2019
1) The differential equation considered in terms of exterior differential forms, as \'E.Cartan did, singles out a differential ideal in the supercommutative superalgebra of differential forms, hence an affine supervariety. In view of this observation, it
Leites, Dimitry
core   +1 more source

On the discrete and continuous Miura Chain associated with the Sixth Painlevé Equation [PDF]

open access: yes, 1999
A Miura chain is a (closed) sequence of differential (or difference) equations that are related by Miura or B\"acklund transformations. We describe such a chain for the sixth Painlev\'e equation (\pvi), containing, apart from \pvi itself, a Schwarzian ...
Ablowitz   +25 more
core   +3 more sources

Transforming Radical Differential Equations to Algebraic Differential Equations

open access: yesMediterranean Journal of Mathematics, 2022
Abstract In this paper we present an algorithmic procedure that transforms, if possible, a given system of ordinary or partial differential equations with radical dependencies in the unknown function and its derivatives into a system with polynomial relations among them by means of a rational change of variables.
Falkensteiner, Sebastian   +1 more
openaire   +3 more sources

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