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# DIFFERENTIAL ANDINTEGRAL EQUATIONS

• ## Differential and integral equations Volume 4, 1991

• ##### On the existence of optimal controls for a class of nonlinear infinite-dimensional systems

Volume 4, 1991, pages 1419-1432

• ##### Singular third-order boundary value problems

Volume 4, 1991, pages 1391-1417

• ##### On controllability and null controllability of linear systems with distributed delays in the control

Volume 4, 1991, pages 1375-1389

• ##### Global bifurcation analysis of an adaptive control system

Volume 4, 1991, pages 1353-1374

• ##### Semigroup and integral form of a class of partial differential equations with infinite delay

Volume 4, 1991, pages 1325-1351

• ##### Continuous dependence on modeling in the Cauchy problem for nonlinear elliptic equations

Volume 4, 1991, pages 1311-1324

• ##### On asymptotic stability for linear delay equations

Volume 4, 1991, pages 1303-1310

• ##### Remarks on semilinear elliptic problems at resonance

Volume 4, 1991, pages 1293-1302

• ##### Jumping nonlinearities for a nonlinear equation with an nth order disconjugate operator

Volume 4, 1991, pages 1281-1291

• ##### Permanence for nonautonomous predator-prey systems

Volume 4, 1991, pages 1269-1280

• ##### Trotter product formulae for Hamilton-Jacobi equations in infinite dimensions

Volume 4, 1991, pages 1251-1268

• ##### Noncompact semigroups of operators generated by cell kinetics models

Volume 4, 1991, pages 1233-1249

• ##### Necessary conditions for the convergence and summability of eigenfunction expansions in the complex domain

Volume 4, 1991, pages 1217-1232

• ##### Positive solutions of a semilinear elliptic equation and its asymptotic behaviour

Volume 4, 1991, pages 1209-1216

• ##### A remark on the stability of steady state motions

Volume 4, 1991, pages 1195-1207

• ##### Approximate inertial manifolds for the sine-Gordon equation

Volume 4, 1991, pages 1169-1193

• ##### Blow-up points of solutions to elliptic equations with limiting nonlinearity

Volume 4, 1991, pages 1155-1167

• ##### Viability of boundary of the viability kernel

Volume 4, 1991, pages 1147-1153

• ##### Existence of solutions of elliptic equations involving critical Sobolev exponents with Neumann boundary condition in general domains

Volume 4, 1991, pages 1133-1146

• ##### On the exact controllability of Kirchoff plates

Volume 4, 1991, pages 1121-1132

• ##### Oscillations of integro-differential equations

Volume 4, 1991, pages 1113-1120

• ##### Comparison theorems for first order retarded functional-differential equations and their applications

Volume 4, 1991, pages 1101-1112

• ##### Monotonicity in time at the single point for the semilinear heat equation with source

Volume 4, 1991, pages 1089-1099

• ##### An abstract approach to a class of nonlinear boundary value problems

Volume 4, 1991, pages 1073-1087

• ##### Abstract quasilinear parabolic equations with variable domains

Volume 4, 1991, pages 1041-1072

• ##### An application to bifurcation problems of cusps in Banach spaces

Volume 4, 1991, pages 1023-1040

• ##### Conditions for parabolicity of second order abstract differential equations

Volume 4, 1991, pages 1005-1022

• ##### Global existence and uniqueness for the Kummer transformation problem subject to non-Cauchy data

Volume 4, 1991, pages 991-1003

• ##### Dissipativity conditions and variational principles for the heat flux equation with memory

Volume 4, 1991, pages 977-989

• ##### On a class of singular or degenerate hyperbolic variational inequalities

Volume 4, 1991, pages 953-975

• ##### On a nonresonance condition for a semilinear elliptic problem

Volume 4, 1991, pages 945-951

• ##### On bifurcation from infinity for potential operators

Volume 4, 1991, pages 933-943

• ##### Inertial manifolds and the slow manifolds in meteorology

Volume 4, 1991, pages 897-931

• ##### A singular boundary value problem arising from near-ignition analysis of flame structure

Volume 4, 1991, pages 891-895

• ##### Existence theorems for focal boundary value problems

Volume 4, 1991, pages 883-889

• ##### A free boundary problem describing an irreversible crystallization process

Volume 4, 1991, pages 869-882

• ##### On $x'=f(t, x)$ and Henstock-Kurzweil integrals

Volume 4, 1991, pages 861-868

• ##### Complex-valued time-periodic solutions and breathers of nonlinear wave equations

Volume 4, 1991, pages 851-859

• ##### Existence and uniqueness for the population dynamics with nonlinear diffusion

Volume 4, 1991, pages 835-850

• ##### Positive solutions to general elliptic competition models

Volume 4, 1991, pages 817-834

• ##### Asymptotic stability for nonlinear degenerate parabolic equations with Neumann boundary conditions

Volume 4, 1991, pages 803-816

• ##### An approximation theory for the identification of linear thermoelastic systems

Volume 4, 1991, pages 783-802

• ##### On the inversion of the Lagrange-Dirichlet theorem in a case of nonhomogeneous potential

Volume 4, 1991, pages 767-782

• ##### On systems of ordinary differential equations with measures as controls

Volume 4, 1991, pages 739-765

• ##### Eigenvalues of the Orr-Sommerfeld equation

Volume 4, 1991, pages 731-737

• ##### Nonresonance conditions for the existence, uniqueness, and stability of periodic solutions of differential equations with asymmetric nonlinearities

Volume 4, 1991, pages 719-730

• ##### Maximization on classes of functions with fixed rearrangement

Volume 4, 1991, pages 707-718

• ##### Lack of exact controllability for wave and plate equations with finitely many boundary controls

Volume 4, 1991, pages 683-705

• ##### Null controllability of first order quasilinear equations

Volume 4, 1991, pages 673-681

• ##### A weighted semilinear elliptic equation involving critical Sobolev exponents

Volume 4, 1991, pages 653-671

• ##### Bounds for solutions of integral equations of second type

Volume 4, 1991, pages 647-652

• ##### A mixed type boundary problem describing the propagation of disturbances in viscous media

Volume 4, 1991, pages 639-646

• ##### Boundary stabilization of two-dimensional Petrovsky equation: vibrating plate

Volume 4, 1991, pages 617-638

• ##### An explicit closed form solution for systems of Volterra integral equations

Volume 4, 1991, pages 609-616

• ##### Generalized weights for orthogonal polynomials

Volume 4, 1991, pages 601-608

• ##### Uniqueness of the positive solution of $delta u+f(u)=0$ in an annulus

Volume 4, 1991, pages 583-599

• ##### A general existence and uniqueness theory for implicit differential-algebraic equations

Volume 4, 1991, pages 563-582

• ##### Some comparison principles for weakly coupled systems of elliptic equations

Volume 4, 1991, pages 555-562

• ##### Existence theorems for second order boundary value problems

Volume 4, 1991, pages 543-554

• ##### On the global well-posedness of the Benjamin-Ono equation

Volume 4, 1991, pages 527-542

• ##### Exponential asymptotic stability for scalar linear Volterra equations

Volume 4, 1991, pages 519-525

• ##### Bounded solutions for abstract time-periodic parabolic equations with nonconstant domains

Volume 4, 1991, pages 493-518

• ##### The sign of Lagrange multiplier for some minimization problem

Volume 4, 1991, pages 491-492

• ##### Selections of Lipschitz multifunctions generating a continuous flow

Volume 4, 1991, pages 483-490

• ##### Expansions on generalized eigenvectors of operators arising in the theory of elasticity

Volume 4, 1991, pages 459-481

• ##### Quasilinear elliptic problems with measures as data

Volume 4, 1991, pages 449-457

• ##### Minimal solutions of multivalued differential equations

Volume 4, 1991, pages 445-447

• ##### Existence and unicity of solutions of n-point boundary value problems

Volume 4, 1991, pages 437-444

• ##### Oscillation properties of first order nonlinear functional-differential equations of neutral type

Volume 4, 1991, pages 425-436

• ##### Spatial decay results for a class of quasilinear elliptic equations of mode zero

Volume 4, 1991, pages 411-423

• ##### Existence and uniqueness theorems for a fourth order boundary value problem of Sturm-Liouville type

Volume 4, 1991, pages 397-410

• ##### On periodic solutions of the nonlinear suspension bridge equation

Volume 4, 1991, pages 383-396

• ##### On the optimal control problems of parabolic equations with an infinite number of variables and with equality constraints

Volume 4, 1991, pages 369-381

• ##### Persistence of invariant tori in systems of coupled oscillators. I. Regular and singular problems

Volume 4, 1991, pages 331-368

• ##### A class of integrable Hamiltonian systems including scattering of particles on the line with repulsive interactions

Volume 4, 1991, pages 305-329

• ##### Propagation of solutions of a nonlinear functional-differential equation

Volume 4, 1991, pages 293-303

• ##### Uniform stabilization of the Euler-Bernoulli equation with feedback operator only in the Neumann boundary condition

Volume 4, 1991, pages 277-292

• ##### Interior gradient bounds for the mean curvature equation by viscosity solutions methods

Volume 4, 1991, pages 263-275

• ##### A weak Bernstein method for fully nonlinear elliptic equations

Volume 4, 1991, pages 241-262

• ##### Feedback controllability of the free boundary of the one phase Stefan problem

Volume 4, 1991, pages 225-239

• ##### On a logistic equation with piecewise constant arguments

Volume 4, 1991, pages 215-223

• ##### Integral averages and oscillation of second order sublinear differential equations

Volume 4, 1991, pages 205-213

• ##### Oscillation for selfadjoint second order matrix differential equations

Volume 4, 1991, pages 195-204

• ##### A three-point boundary value problem

Volume 4, 1991, pages 189-194

• ##### A fast diffusion equation which generates a monotone local semiflow. II. Global existence and asymptotic behavior

Volume 4, 1991, pages 175-187

• ##### A fast diffusion equation which generates a monotone local semiflow. I. Local existence and uniqueness

Volume 4, 1991, pages 151-174

• ##### Time dependent m-accretive operators generating differential evolutions

Volume 4, 1991, pages 137-150

• ##### Multiplicity results for a semilinear elliptic problem with crossing of multiple eigenvalues

Volume 4, 1991, pages 129-136

• ##### Global stability in diffusive delay Lotka-Volterra systems

Volume 4, 1991, pages 117-128

• ##### On mathematical models of a viscoelasticity with a memory

Volume 4, 1991, pages 103-115

• ##### On the stability of the zero solution of a one-dimensional mathematical model of viscoelasticity

Volume 4, 1991, pages 89-101

• ##### Nonlinear Schroedinger equations with magnetic fields

Volume 4, 1991, pages 73-88

• ##### A variational approach to approximation of delay systems

Volume 4, 1991, pages 51-72

• ##### Comparison results for elliptic and parabolic equations via symmetrization: a new approach

Volume 4, 1991, pages 25-50

• ##### Liapunov operators and stabilization in strongly order preserving dynamical systems

Volume 4, 1991, pages 15-24

• ##### Solutions of a nonlinear ODE appearing in the theory of diffusion with absorption

Volume 4, 1991, pages Jan-14