This is a free, online book that was originally published as a university lecture series in 1992. Chapters include the following: 1. Mathematical model 2. First integrals of boundary motion 3. Algebraic solutions 4. Contraction of a gas bubble 5. Evolution of a multiply connected domain 6. Evolution with topological transformations 7. Contraction problem on surfaces.
ISBN 0-8218-3218-2 ULECT/3.E