Dieter Hutter & Werner Stephan 
Mechanizing Mathematical Reasoning [PDF ebook] 
Essays in Honor of Jorg H. Siekmann on the Occasion of His 60th Birthday

By presenting state-of-the-art results in logical reasoning and formal methods in the context of artificial intelligence and AI applications, this book commemorates the 60th birthday of Jorg H. Siekmann.The 30 revised reviewed papers are written by former and current students and colleagues of Jorg Siekmann; also included is an appraisal of the scientific career of Jorg Siekmann entitled "A Portrait of a Scientist: Logics, AI, and Politics." The papers are organized in four parts on logic and deduction, applications of logic, formal methods and security, and agents and planning.