About the Author

---

Flemming Nielson and Hanne Riis Nielson are full professors at the Technical University of Denmark (DTU), where they research formal methods for safe and secure systems in the Dept. of Applied Mathematics and Computer Science. They have written successful textbooks, including the Springer titles "Semantics with Applications: An Appetizer" and "Principles of Program Analysis", and they have lectured on these topics at Aalborg University, Aarhus University, the University of Kiel, Saarland University, and the Technical University of Denmark.