solutions of differential equations of first order and higher degrees
Revised version for the consideration of Contact Committee of the Heads of the SAIs of the European Union docx
Ngày tải lên :
06/03/2014, 23:20
... two-stage process and goes on to say:
“At the first level the SAI must, as a matter of policy, define and decide upon the appropriate
standards and level of quality for its outputs and then establish ... Officers of the SAIs of Hungary (Janos Revesz), Malta (Brian Vella) and
Poland (Jacek Mazur), with additional and special assistance from the Cour des comptes of
France (Anne-Marie Boutin and ... plan;
ã Policies relating to handing over of tasks;
ã Creation of inventory of staff knowledge and skills;
ã Equal treatment and fair opportunity to all staff; and
ã Employee Feedback Surveys....
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Báo cáo hóa học: " Research Article On Complex Oscillation Property of Solutions for Higher-Order Periodic Differential Equations Zong-Xuan Chen and Shi-An Gao" pdf
Ngày tải lên :
22/06/2014, 18:20
... prove that f
1
and f
2
are linearly dependent.
We remark that the a bove proof remains valid if we interchange the roles of G
j
and g
j
as at the end of the proof of Lemma 2.6.TheproofofTheorem 1.3 ... completes the proof of Theorem 1.6.
6. Proofs of corollaries
Proof of Corollary 1.4. By Remark 2.7, we see that the hypotheses of Theorem 1.3 are sat-
isfied. This completes the proof.
To p r ove ... differential equation of the form (4.2) whose coeffi-
cients are analytic in a neighborhood of z
=∞andhaveatmostapoleatz =∞.
Proof of Lemma 4.1. Using a method similar to the proof of Lemma 2.6, combining...
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báo cáo hóa học: " Weak solutions of functional differential inequalities with first-order partial derivatives" ppt
Ngày tải lên :
21/06/2014, 02:20
... of first- order partial differential equations,
including questions such as estimates of solutions of initial problems, estimates of
domains of solutions, estimates of the difference between solutions ... for functions of several variables by means of functions of one
variable which are solutions of ordinary differential equations or inequalities. It is
shown that there are solutions of initial problems ... differential functional equations and strongly coupled infinite
systems of first order partial differential equations. Rocky Mt J Math. 10, 237–246 (1980)
Kamont Journal of Inequalities and Applications...
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báo cáo hóa học: " Some new results for BVPs of first-order nonlinear integro-differential equations of volterra type" doc
Ngày tải lên :
21/06/2014, 02:20
... existence of solutions for
first- order nonlinear integro -differential equations with boundary value conditions.
Our methods to prove the existence of solutions involve new differential inequalities
and ... book [2] and references therein
for details. For the recent developments involving existence of solutions to BVPs for
integro -differential equations and impulsive integro -differential equations ... (1978)
doi:10.1186/1687-1847-2011-14
Cite this article as: Xing and Fu: Some new results for BVPs of first- order nonlinear integro -differential equations
of volterra type. Advances in Difference Equations 2011 2011:14.
Submit...
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Báo cáo hóa học: " Research Article New Results on the Nonoscillation of Solutions of Some Nonlinear Differential Equations of Third Order" docx
Ngày tải lên :
22/06/2014, 02:20
... boundedness of the solutions of third -order nonlinear differential
equations, ” Kuwait Journal of Science & Engineering, vol. 32, no. 1, pp. 3948, 2005.
28 E. Tuncá, On the convergence of solutions of ... behaviour of solutions of second- and third -order nonlinear
differential equations in recent years. See, for instance, 1–37 as some related papers or
Journal of Inequalities and Applications 7
Proof. ... nonoscillation of
all solutions of nonlinear functional differential equations. In this connection, Parhi 10
established some sufficient conditions for oscillation of all solutions of the second -order
forced...
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Báo cáo hóa học: " Polynomial solutions of differential equations" ppt
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20/06/2014, 22:20
... Equations 2011, 2011:58
http://www.advancesindifferenceequations.com/content/2011/1/58
Page 3 of 12
RESEARCH Open Access
Polynomial solutions of differential equations
H Azad
*
, A Laradji and ... which is an
eigenfunction of L.
Specializing to second -order equations because of their importance in applications–
and leaving in this article the higher -order case because of its technical complexity–the
canonical ... comments and Professor A. W. Knapp for his comments and
suggestions on the first version of this article. They also thank the King Fahd University of Petroleum and Minerals for
its support and excellent...
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Báo cáo hóa học: " Some new nonlinear integral inequalities and their applications in the qualitative analysis of differential equations" potx
Ngày tải lên :
21/06/2014, 01:20
... example, we will obtain the
bound of the solutions of an integral equation.
For the sake of proving the global existence of solutions of differential equations, we
first recall some basic facts. ... ∞, and the solutions of (46) are global.
Zheng and Feng Journal of Inequalities and Applications 2011, 2011:20
http://www.journalofinequalitiesandapplications.com/content/2011/1/20
Page 13 of ... t)ds]}}
1
p−q
,
(2)
Zheng and Feng Journal of Inequalities and Applications 2011, 2011:20
http://www.journalofinequalitiesandapplications.com/content/2011/1/20
Page 3 of 15
uniqueness of solutions cannot...
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Báo cáo hóa học: " Positive solutions for a coupled system of nonlinear differential equations of mixed fractional orders" pot
Ngày tải lên :
21/06/2014, 03:20
... Trujillo JJ: Differential equations of fractional order: methods, results and problem. I Appl Anal 2001,
78:153-192.
6. Kilbas AA, Trujillo JJ: Differential equations of fractional order: methods, ... Existence and uniqueness of solutions for coupled systems of higher -order nonlinear
fractional differential equations. Fixed Point Theory Appl 2010, 2010:1-17.
30. Babakhani A: Positive solutions ... Recently, there are a large number of papers dealing with the existence of
solutions of nonlinear fractional differential equations by the use of techniques of
nonlinear analysis (fixed point...
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Báo cáo hóa học: " Research Article Nonlocal Boundary Value Problem for Impulsive Differential Equations of Fractional Order" ppt
Ngày tải lên :
21/06/2014, 07:20
... Impulsive
Differential Equations of Fractional Order
Liu Yang
1, 2
and Haibo Chen
1
1
Department of Mathematics, Central South University, Changsha, Hunan 410075, China
2
Department of Mathematics and ... M. Srivastava, and J. J. Trujillo, Theory and Applications of Fractional Differential
Equations, vol. 204 of North-Holland Mathematics Studies, Elsevier, Amsterdam, The Netherlands, 2006.
2 ... chemistry, and engineering and biological sciences, involves
derivatives of fractional order. Fractional differential equations also provide an excellent tool
for the description of memory and hereditary...
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báo cáo hóa học:" Research Article Existence and Uniqueness of Periodic Solutions for a Class of Nonlinear Equations with p-Laplacian-Like Operators" doc
Ngày tải lên :
21/06/2014, 18:20
... in Difference Equations
Volume 2010, Article ID 197263, 11 pages
doi:10.1155/2010/197263
Research Article
Existence and Uniqueness of Periodic
Solutions for a Class of Nonlinear Equations with
p-Laplacian-Like ... and uniqueness of periodic
solutions of the above equation are given by using Mawhin’s continuation theorem. Our results
are new and extend some recent results due to Liu B. Liu, Existence and ... uniqueness of periodic
solutions for a kind of Lienard type p-Laplacian equation, Nonlinear Analysis TMA, 69, 724–729,
2008.
1. Introduction
In this paper, we deal with the existence and uniqueness of...
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Báo cáo hóa học: " Research Article On the Sets of Regularity of Solutions for a Class of Degenerate Nonlinear Elliptic Fourth-Order Equations with L1 Data" doc
Ngày tải lên :
22/06/2014, 19:20
... in Ω,
(1.3)
where σ> 1and f
∈ L
1
(Ω).
The assumed conditions and known results of the theory of monotone operators allow
us to prove existence of generalized solutions of the Dir ichlet problem ... of weights and of
the data of the problem is regular enough (see [2]).
In our paper, following the approach of [3], we establish on such sets a result on H
ă
older
continuity of generalized solutions ... no. 4, pp. 99–112, 2006.
[3] A. Kovalevsky and F. Nicolosi, “Existence and regularity of solutions to a system of degenerate
nonlinear fourth -order equations, ” Nonlinear Analysis. Theory, Methods...
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A FUNCTIONAL-ANALYTIC METHOD FOR THE STUDY OF DIFFERENCE EQUATIONS EUGENIA N. PETROPOULOU AND potx
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23/06/2014, 00:20
... difference
equations of three and four variables.
The aim of this paper is to present the generalization of this functional-analytic
method for the study of linear and nonlinear partial difference equations ... stability of nonlinear difference equations in the com-
plex plane. II,Comput.Math.Appl.42 (2001), no. 3-5, 427–452.
[11] , Bounded solutions of a class of linear delay and advanced partial difference equations,
Dynam. ... E.N.PetropoulouandP.D.Siafarikas,Bounded solutions and asymptotic stability of nonlinear
difference equations in the complex plane, Arch. Math. (Brno) 36 (2000), no. 2, 139–158.
[10] , Bounded solutions and...
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ON WEAK SOLUTIONS OF THE EQUATIONS OF MOTION OF A VISCOELASTIC MEDIUM WITH VARIABLE BOUNDARY V. G. pptx
Ngày tải lên :
23/06/2014, 00:20
... [17]), and γ
n
is the operator of taking of the normal
component of a trace on the boundary of a function defined on Ω
0
.Theoperatorγ
n
220 On weak solutions of the equations of motion
Proof. Integration ... will obtain a priori estimates of
solutions to this family.
226 On weak solutions of the equations of motion
Proof. Using the change of the variable x = u(t, y )and( 5.5), we have
v
t
(t,x)
−1,t
= ... functions q
n
and r
n
are products of smooth functions. By this they
are expressed by means of
˜
v multiplied by the derivatives up to the second order of
v
n
and the first order of
p
n
with...
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Báo cáo hóa học: " Nonlinear Transformation of Differential Equations into Phase Space" ppt
Ngày tải lên :
23/06/2014, 01:20
... left- and right-hand sides of (15)
to obtain
C
P(D)x,P(D)x
(t, ω) = C
f
(t, ω), (29)
and we use (24 )and( 26) to simplify to
P
∗
A
c
)C
x,P(D)x
(t, ω) = C
f
(t, ω). (30)
Similarly, we apply (25 )and( 27)toobtain(17).
3.2. ... Corporation
Nonlinear Transformation of Differential
Equations into Phase Space
Leon Cohen
Department of Physics and Astronomy, Hunter College, City University of New York, 695 Park Avenue, New ... differential equations with constant coeffi-
cients are the most venerable and studied differential equa-
tions, and many ideas and methods have been de veloped to
obtain exact, approximate, and numerical solutions, ...
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