Peter Jørgensen School of Mathematics and Statistics Newcastle University Newcastle upon Tyne NE1 7RU United Kingdom office phone: +44 (0)191 222 7288 fax: +44 (0)191 222 8020 e-mail:

My mathematical interests are homological algebra and its areas of application, including algebraic geometry, algebraic topology, representation theory, and ring theory.

Please use the links in the sidebar to navigate, or click for a description of my research, for my publications, for my teaching, or for a number of highly inappropriate jokes.

Unfortunately, the "explanation" is nonsense. To see how it could have been done, check out this video of how Derren Brown could have performed his lotto number trick.