Ph.D. Mathematical Institute of the University of Wroclaw, Poland, October 1991.
Dissertation: On game ideals
Advisor: Jacek Cichon.
M.Sc. (with distinction) Mathematical Institute of the University of Wroclaw, Poland, May 1984.
Dissertation: A decomposition of
into two
homeomorphic rigid parts
Advisor: Bogdan Weglorz.