A Cp-theory problem book topological and function spaces Por Tkachuk, V. V. (Vladimir Vladimirovich)

Available for University of the Philippines Diliman via SpringerLink. Click here to access

A sequence of problems on semigroups Por Neuberger, J. W. (John W.) 1934-

Available for University of the Philippines Diliman via SpringerLink. Click here to access

The IMO compendium a collection of problems suggested for the International Mathematical Olympiads,1959-2009 Por Djukic, Dusan

Available for University of the Philippines Diliman via SpringerLink. Click here to access

Theory of stochastic processes with applications to financial mathematics and risk theory

Unsolved problems in number theory Por Guy, Richard K.

Winning solutions. Por Lozansky, Edward

Theorems and counterexamples in mathematics Por Gelbaum, Bernard R.

An outline of set theory Por Henle, James M.

Problem-solving through problems Por Larson, Loren C. 1937-