Results 41 to 50 of about 511,071 (272)

Application of decomposition to hyperbolic, parabolic, and elliptic partial differential equations

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1989
The decomposition method is applied to examples of hyperbolic, parabolic, and elliptic partial differential equations without use of linearizatlon techniques.
G. Adomian
doaj   +1 more source

The Approximate Solution of the Nonlinear Exact Equation of Deflection of an Elastic Beam with the Galerkin Method

open access: yesApplied Sciences, 2022
Calculating the large deflection of a cantilever beam is one of the common problems in engineering. The differential equation of a beam under large deformation, or the typical elastica problem, is hard to approximate and solve with the known solutions ...
Chencheng Lian   +3 more
doaj   +1 more source

$$C^{\sigma +\alpha }$$Cσ+α regularity for concave nonlocal fully nonlinear elliptic equations with rough kernels [PDF]

open access: yes, 2014
We establish $$C^{\sigma +\alpha }$$Cσ+α interior estimates for concave nonlocal fully nonlinear equations of order $$\sigma \in (0,2)$$σ∈(0,2) with rough kernels. Namely, we prove that if $$u\in C^{\alpha }(\mathbb {R}^n)$$u∈Cα(Rn) solves in $$B_1$$B1 a
J. Serra
semanticscholar   +1 more source

Linear and nonlinear convolution elliptic equations [PDF]

open access: yesBoundary Value Problems, 2013
In this paper, the separability properties of elliptic convolution operator equations are investigated. It is obtained that the corresponding convolution-elliptic operator is positive and also is a generator of an analytic semigroup. By using these results, the existence and uniqueness of maximal regular solution of the nonlinear convolution equation ...
Ismail Ekincioglu   +2 more
openaire   +3 more sources

F-Expansion Method and New Exact Solutions of the Schrödinger-KdV Equation

open access: yesThe Scientific World Journal, 2014
F-expansion method is proposed to seek exact solutions of nonlinear evolution equations. With the aid of symbolic computation, we choose the Schrödinger-KdV equation with a source to illustrate the validity and advantages of the proposed method. A number
Ali Filiz   +2 more
doaj   +1 more source

Explicit expressions for meromorphic solution of autonomous nonlinear ordinary differential equations

open access: yes, 2011
Meromorphic solutions of autonomous nonlinear ordinary differential equations are studied. An algorithm for constructing meromorphic solutions in explicit form is presented.
Eremenko   +21 more
core   +1 more source

Superposition of Elliptic Functions as Solutions For a Large Number of Nonlinear Equations [PDF]

open access: yes, 2014
For a large number of nonlinear equations, both discrete and continuum, we demonstrate a kind of linear superposition. We show that whenever a nonlinear equation admits solutions in terms of both Jacobi elliptic functions $\cn(x,m)$ and $\dn(x,m)$ with ...
Khare, Avinash, Saxena, Avadh
core   +1 more source

On the nonlinear elliptic equations with symmetry

open access: yesJournal of Mathematical Analysis and Applications, 1981
has a smooth solution with norm r in the appropriate function space. This theorem is based on an infinite-dimensional analogue of the following theorem of Borsuk: if D c R” is the unit disc in the euclidean space then for every odd mapping J D + Rk, k 1, then there is no G-equivariant mapf: S(v) + w\(O).
openaire   +2 more sources

Maximum principles for fourth order nonlinear elliptic equations with applications

open access: yesBoletim da Sociedade Paranaense de Matemática, 2014
The paper is devoted to prove maximum principles for the certain functionals defined on solution of the fourth order nonlinear elliptic equations. These maximum principle so obtained is used to prove the nonexistence of nontrivial solutions of the fourth
D. B. Dhaigude   +2 more
doaj   +1 more source

On a Class of Fully Nonlinear Elliptic Equations on Closed Hermitian Manifolds [PDF]

open access: yesJournal of Geometric Analysis, 2013
We study a class of fully nonlinear elliptic equations on closed Hermitian manifolds. We derive C∞\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs}
Weiling Sun
semanticscholar   +1 more source

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