Communications in Applied Analysis

Volume 3, 1999


CONTENTS

W. Li, H. Quan and J. Wu
Oscillation of first order neutral differential equations with
variable coefficients
 

1

M. Castellani and M. Pappalardo
A unifying approach for higher-order necessary optimality
conditions
 

15
 

S.K. Ntouyas and P.Ch. Tsamatos
Nagumo type conditions for second order differential equations
with deviating arguments
 

29

E. Kozakiewicz
Conditions for the absence of positive solutions of a first order differential 
inequality with one continuously retarded argument
 

43
S. Cingolani
On a perturbed semilinear elliptic equation in RN
 
49

M. Stojanovic
Uniform and optimal difference schemes for problems with boundary layers
 

59

S. Chun, Q.-H. Choi and T. Jung
Multiple periodic solutions of a semilinear wave equation at double
external resonances
 

73

A.I. Zayed
Sampling expansions associated with boundary-value problems and
orthonormal bases of the Paley-Wiener space
 

85

K. Ono
Asymptotic behavior of solutions for damped Kirchhoff equations in
unbounded domain
 

101

D. Motreanu and C. Varga
A nonsmooth equivariant minimax principle
 

115

M. A. Ragusa and P. Zamboni
Local regularity of solutions to quasilinear elliptic equations with general structure
 

131

J.W. Luo and J.H. Shen
Lyapunov-Razumikhin methods for impulsive functional differential equations
 

157

Gh. Morosanu, P. Georgescu and V. Gradinaru                 
The Fourier method for abstract differential equations and  applications
 

173

P.J.Y. Wong and R.P. Agarwal 
Eigenvalue intervals and double positive solutions of certain
discrete boundary value problems
 

189

L. Faina   
The generic property of global convergence of successive approximations 
for functional differential equations with infinite delay
 

219

K. Paczkowska                 
Difference inequalities generated by impulsive hyperbolic
differential-functional problems and applications
 

235

P. Alberigo
Singular delay equations with stabilizable operators
 

253

F. Calogero                 
Remarkable matrices and trigonometric identities. II
 

267

N.D. Botkin                 
Homogenization of an equation describing linear thin plates
excited by piezopatches
 

271

F. Colombo, M. Giuli and V. Vespri 
Generation of smoothing semigroups by degenerate elliptic
operators arising in financial mathematics
 

283

A.K. Mulzet and M. Renardy 
Exponential stability for a diffusion equation in polymer kinetic theory
 

305

J.V. Baxley and Y. Gu 
Nonlinear boundary value problems for shallow membrane caps
 

327

J. Ferreira             
Decay of solutions for a system of nonlinear degenerate
Klein-Gordon equations in noncylindrical domains
 

345

C. Li and G.A. Watson   
On approximation using a generalized peak norm
 

357

B. Liu and  S.S. Cheng   
Monotone solutions of a higher order nonlinear difference
equation with advancement
 

373

P.G. Schmidt                 
A Galerkin method for time-dependent MHD flow with

nonideal boundaries
 

383

L.A.V. Carvalho, K.L. Cooke and L.A.C. Ladeira  
On periodic solutions for a class of linear scaled differential equations. I
 

399

L.A.V. Carvalho, K.L. Cooke and L.A.C. Ladeira   
On periodic solutions for a class of linear scaled differential equations. II
 

415

D. O'Regan                 
Coincidence theory for CS maps with applications
 

433

Ch. Huang                 
Remarks on regularity of non-constant vortex patches
 

449

R.W. Cross                
Note on the canonical factorization of a multivalued
linear Operator
 

461

D. O'Regan                 
Coincidences for multivalued maps and minimax inequalities
 

471

E. Kirr  and  R. Precup 
Periodic solutions of superlinear impulsive differential systems
 

483

F. Atici and  G. Sh. Guseinov 
Criteria for the stability of second order difference Equations
with periodic coefficients
 

503

A.S. Vatsala, V. Shobha Rani and  J. Vasundara Devi        
Generalized quasilinearization method for first order periodic

boundary value problem with fixed moments of impulses
 

517

L. Barbu 
On a singularly perturbed problem  for telegraph equations
 

529

M. H. Annaby                
Interpolation expansions associated with nonselfadjoint
boundary 
value problems
 

545

G. Garello 
Generalized Sobolev algebras and regularity for solutions of
Multi-quasi-elliptic semi linear equations
 

563

M.D. Voisei                
Periodic and almost periodic solutions for the phase-field equations
 

575
Volume Contents 
 
585
Author Index 
         
589