Hubert Flenner is a mathematician focused on geometry. His book, "Automorphisms in Birational and Affine Geometry," presents key ideas in these mathematical fields. He writes for readers interested in advanced geometric theory.
Ivan Cheltsov is a mathematician who writes on algebraic geometry. He is known for his book, "Automorphisms in Birational and Affine Geometry," which explores advanced topics in the field. His work is a valuable resource for readers interested in complex mathematical concepts.