## Differential and Integral Equations

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Differential and Integral Equations
Volume 1, Numbers 1-4 (1988)

Jean-Michel Ghidaglia, Martine Marion, and Roger Temam
Differential and Integral Equations, Volume 1, Number 1 (1988), 1-21

Multivalued differential equations on closed sets
Klaus Deimling
Differential and Integral Equations, Volume 1, Number 1 (1988), 23-30

A multiplicity result for periodic solutions of higher order ordinary differential equations
S. H. Ding and J. Mawhin
Differential and Integral Equations, Volume 1, Number 1 (1988), 31-39

Reaction-diffusion systems and vector Lyapunov functions
V. Lakshmikantham and S. Leela
Differential and Integral Equations, Volume 1, Number 1 (1988), 41-47

A random Schrödinger equation: white noise model
A. V. Balakrishnan
Differential and Integral Equations, Volume 1, Number 1 (1988), 49-70

On radial solutions of some semilinear elliptic equations
Lynn Erbe and Klaus Schmitt
Differential and Integral Equations, Volume 1, Number 1 (1988), 71-78

On the order of magnitude of Titchmarsh-Weyl functions
F. V. Atkinson
Differential and Integral Equations, Volume 1, Number 1 (1988), 79-96

Differential operators and the Legendre type polynomials
W. N. Everitt and L. L. Littlejohn
Differential and Integral Equations, Volume 1, Number 1 (1988), 97-116

Differential equations associated with compact evolution generators
N. H. Pavel
Differential and Integral Equations, Volume 1, Number 1 (1988), 117-123

A diffusive epidemic model on a bounded domain of arbitrary dimension
W. E. Fitzgibbon and J. J. Morgan
Differential and Integral Equations, Volume 1, Number 2 (1988), 125-132

Oscillation of Emden-Fowler systems
Man Kam Kwong and James S. W. Wong
Differential and Integral Equations, Volume 1, Number 2 (1988), 133-141

A note on semilinear stochastic equations
G. Da Prato and J. Zabczyk
Differential and Integral Equations, Volume 1, Number 2 (1988), 143-155

Automorphisms and Bäcklund transformations
D. H. Sattinger
Differential and Integral Equations, Volume 1, Number 2 (1988), 157-172

A Green's function for a two-point boundary value problem in groundwater theory
J. M. Bownds
Differential and Integral Equations, Volume 1, Number 2 (1988), 173-181

Periodic solutions of systems of ordinary differential equations which approximate delay equations
F. Kappel and Klaus Schmitt
Differential and Integral Equations, Volume 1, Number 2 (1988), 183-212

Regularization of a Sturm-Liouville problem with an interior singularity using quasiderivatives
F. V. Atkinson, W. N. Everitt, and A. Zettl
Differential and Integral Equations, Volume 1, Number 2 (1988), 213-221

Bounded and periodic solutions of differential equations with impulse effect in a Banach space
D. D. Ba nov, S. I. Kostadinov, and A. D. Myshkis
Differential and Integral Equations, Volume 1, Number 2 (1988), 223-230

On the innovations problem in a finitely additive white noise approach to nonlinear filtering
Ravi R. Mazumdar and Jin H. Seo
Differential and Integral Equations, Volume 1, Number 2 (1988), 231-249

Singular solutions of Bessel's equation
Allan M. Krall
Differential and Integral Equations, Volume 1, Number 2 (1988), 251-252

Stability of the periodic solutions to fully nonlinear parabolic equations in Banach spaces
Alessandra Lunardi
Differential and Integral Equations, Volume 1, Number 3 (1988), 253-279

Oscillations of systems of neutral differential equations
Differential and Integral Equations, Volume 1, Number 3 (1988), 281-286

Applications of monotone techniques to differential equations with discontinuous right-hand side
Seppo Heikkilä, V. Lakshmikantham, and S. Leela
Differential and Integral Equations, Volume 1, Number 3 (1988), 287-297

On Liouville-Green (WKB) approximation for second order linear differential equations
Vojislav Maric and Miodrag Tomic
Differential and Integral Equations, Volume 1, Number 3 (1988), 299-304

Oscillation for first order linear differential equations with deviating arguments
L. H. Erbe and B. G. Zhang
Differential and Integral Equations, Volume 1, Number 3 (1988), 305-314

Diffusion with prescribed convection in fissured media
Jim Rulla and R. E. Showalter
Differential and Integral Equations, Volume 1, Number 3 (1988), 315-325

Concavity and monotonicity properties of solutions of Emden-Fowler equations
Hans G. Kaper and Man Kam Kwong
Differential and Integral Equations, Volume 1, Number 3 (1988), 327-340

Some discontinuous variational problems
A. Ambrosetti and R. E. L. Turner
Differential and Integral Equations, Volume 1, Number 3 (1988), 341-349

Some extensions of the mountain pass lemma
Da Jun Guo, Gui Jie Qi, and Jing Xian Sun
Differential and Integral Equations, Volume 1, Number 3 (1988), 351-358

A nonlinear equation with piecewise continuous argument
L. A. V. Carvalho and Kenneth L. Cooke
Differential and Integral Equations, Volume 1, Number 3 (1988), 359-367

Periodic solutions of prescribed minimal period for Hamiltonian systems: an extension of a theorem by Ekeland and Hofer to the nonconvex case
Mario Girardi and Michele Matzeu
Differential and Integral Equations, Volume 1, Number 3 (1988), 369-376

On a second order periodic boundary value problem
Dang Dinh Hai
Differential and Integral Equations, Volume 1, Number 3 (1988), 377-379

A useful characterization of Clarke derivatives
Roberto Cominetti and Rafael Correa
Differential and Integral Equations, Volume 1, Number 4 (1988), 381-390

Conjugate points of fourth order differential equations with impulses
Kurt Kreith
Differential and Integral Equations, Volume 1, Number 4 (1988), 391-398

Periodic boundary value problem for some Duffing equations
Juan J. Nieto and Luis Sanchez
Differential and Integral Equations, Volume 1, Number 4 (1988), 399-408

Tangent directions for a class of nonlinear evolution equations
Urszula Ledzewicz-Kowalewska
Differential and Integral Equations, Volume 1, Number 4 (1988), 409-422

A. M. Krall and A. Zettl
Differential and Integral Equations, Volume 1, Number 4 (1988), 423-432

Evolution operators and strong solutions of abstract linear parabolic equations
Paolo Acquistapace
Differential and Integral Equations, Volume 1, Number 4 (1988), 433-457

Stability and oscillation of neutral delay differential equations with piecewise constant argument
Differential and Integral Equations, Volume 1, Number 4 (1988), 459-472

The functional space $C^{-1,\alpha}$ and analytic semigroups
Vincenzo Vespri
Differential and Integral Equations, Volume 1, Number 4 (1988), 473-493

On the set of solutions to Lipschitzian differential inclusions
Arrigo Cellina
Differential and Integral Equations, Volume 1, Number 4 (1988), 495-500