On Harmonic Analysis of Causal Operators and their Spectral Properties

(abstract: dvi-file 776 Bytes, ps-file 22821 Bytes) (dvi-file 35196 Bytes) (ps-file 172796 Bytes).

Asymptotic Behaviour of Parabolic Problems with Delays in the Highest Order Derivatives

(abstract: dvi-file 3100 Bytes, ps-file 51302 Bytes) (dvi-file 131472 Bytes) (ps-file 388602 Bytes).

On the Spectral and Growth Bound of Semigroups Associated with Hyperbolic Equations

(abstract: dvi-file 1980 Bytes, ps-file 82472 Bytes) (dvi-file 34176 Bytes) (ps-file 317073 Bytes).

Gradient Estimates in Parabolic Problems with Unbounded Coefficients

(abstract: dvi-file 768 Bytes, ps-file 44727 Bytes) (dvi-file 147776 Bytes) (ps-file 652743 Bytes).

Matrix Methods for Wentzell Boundary Conditions

(abstract: dvi-file 2024 Bytes, ps-file 97136 Bytes) (dvi-file 122780 Bytes) (ps-file 544176 Bytes).

Abstract Quasilinear Equations of Second Order with Wentzell Boundary Conditions

(abstract: dvi-file 2100 Bytes, ps-file 86021 Bytes) (dvi-file 88212 Bytes) (ps-file 419648 Bytes).

Perturbation for a Class of Transition Semigroups on the Hölder Space

(abstract: dvi-file 1540 Bytes, ps-file 52307 Bytes) (dvi-file 63924 Bytes) (ps-file 222968 Bytes).

Existence and Stability for Some Partial Functional Differential Equations with Infinite Delay

(abstract: dvi-file 2356 Bytes, ps-file 46999 Bytes) (dvi-file 69908 Bytes) (ps-file 330549 Bytes).

Spectral Mapping Inclusions for the Phillips Functional Calculus in Banach Spaces and Banach Algebras

(abstract: dvi-file 2152 Bytes, ps-file 68181 Bytes) (dvi-file 28912 Bytes) (ps-file 246660 Bytes).

State Theory of Linear Non-autonomous Systems with Delay in the State, Control and Observation Variables

(abstract: dvi-file 1 Bytes, ps-file 49913 Bytes) (dvi-file 127648 Bytes) (ps-file 365561 Bytes).

Existence and Robustness of Exponential Dichotomy of Linear Skew-Product Semiflows over Semiflows

(abstract: dvi-file 1916 Bytes, ps-file 35705 Bytes) (dvi-file 94728 Bytes) (ps-file 303352 Bytes).

On Two Theorems on Sobolev Spaces

(abstract: dvi-file 9632 Bytes, ps-file 77784 Bytes) (dvi-file 9632 Bytes) (ps-file 77784 Bytes).

Spectral Properties and Asymptotic Periodicity of Flows on Networks

(abstract: dvi-file 1428 Bytes, ps-file 62797 Bytes) (dvi-file 79768 Bytes) (ps-file 278284 Bytes).

Higher Order Degenerate Cauchy Problems in Locally Convex Spaces

(abstract: dvi-file 2448 Bytes, ps-file 103900 Bytes) (dvi-file 53752 Bytes) (ps-file 360949 Bytes).

Stability for Delay Differential Equations in Hilbert Spaces

(dvi-file 38192 Bytes) (ps-file 137488 Bytes).

On Quasi-contractivity of C_0-Semigroups on Banach Spaces

(abstract: dvi-file 1992 Bytes, ps-file 38719 Bytes) (dvi-file 20528 Bytes) (ps-file 126099 Bytes).

On Hypercyclicity Criteria for Strongly Continuous Semigroups

(abstract: dvi-file 1420 Bytes, ps-file 31065 Bytes) (dvi-file 21152 Bytes) (ps-file 130958 Bytes).

Abstract Wave Equations with Acoustic Boundary Conditions

(abstract: dvi-file 1300 Bytes, ps-file 39261 Bytes) (dvi-file 102572 Bytes) (ps-file 401076 Bytes).

Operator Matrices as Generators of Cosine Operator Functions

(abstract: dvi-file 1248 Bytes, ps-file 61635 Bytes) (dvi-file 57252 Bytes) (ps-file 218152 Bytes).

Favard Spaces and Inhomogeneous Cauchy Problems

(abstract: dvi-file 1552 Bytes, ps-file 31892 Bytes) (dvi-file 93688 Bytes) (ps-file 295942 Bytes).

A New Look at Boundary Perturbations of Generators

(abstract: dvi-file 1480 Bytes, ps-file 45575 Bytes) (dvi-file 57408 Bytes) (ps-file 238694 Bytes).

A Semigroup Approach to Dynamic Boundary Value Problems

(abstract: dvi-file 1464 Bytes, ps-file 42250 Bytes) (dvi-file 87816 Bytes) (ps-file 293300 Bytes).

A Semigroup Approach to Dynamic Boundary Value Problems with Bounded Boundary Operator

(abstract: dvi-file 2032 Bytes, ps-file 112143 Bytes) (dvi-file 95832 Bytes) (ps-file 314267 Bytes).

Asyncronous Exponential Growth for an Age Dependent Population Equation with Delayed Birth Process

(abstract: dvi-file 896 Bytes, ps-file 22084 Bytes) (dvi-file 48060 Bytes) (ps-file 227471 Bytes).

A Semigroup Version of the Isoperimetric Inequality

(abstract: dvi-file 1512 Bytes, ps-file 61116 Bytes) (dvi-file 49092 Bytes) (ps-file 327774 Bytes).