Table of Contents

Architectures, Design and Interfaces.- Incremental Software Construction with Refinement Diagrams.- Service-Oriented Systems Engineering: Specification and Design of Services and Layered Architectures.- Interface-Based Design.- The Dependent Delegate Dilemma.- System and Program Verification, Model Checking and Theorem Proving.- Formalizing Counterexample-Driven Refinement with Weakest Preconditions.- A Mechanically Checked Proof of a Comparator Sort Algorithm.- Keys in Formal Verification.- On the Utility of Canonical Abstraction.- Process Algebras and Experimental Calculi.- Process Algebra: A Unifying Approach.- Computation Orchestration.- A Tree Semantics of an Orchestration Language.- Security, System Development and Special Aspects.- Model Driven Security.- Some Challenges for System Development: Reactive Animation, Smart Play-Out and Olfaction.