Books By Christoph Kirfel - Author

Johann Christoph Kirfel is a mathematician at the University of Bergen (Norway) and has been training teachers for over 40 years. In addition to his interest in didactics, he also has a great affinity for the history of mathematics. He has published various books in the field of teacher training in Norway and was editor of the local magazine for mathematics teachers, "TANGENTEN", for over 13 years.