Ordinary Differential Equations with Applications to Mechanics

Products of Finite Groups

School Mathematics: Volume 1, Elementary Mathematics for High Schools

Theory of Suboptimal Decisions: Decomposition and Aggregation

Operator Commutation Relations: Commutation Relations for Operators, Semigroups, and Resolvents with Applications to Mathematical Physics and Representations of Lie Groups

Classical Principles and Optimization Problems

The Riemann Boundary Problem on Riemann Surfaces

Introduction to the Theory of Games

Orthomodular Lattices: Algebraic Approach

Numerical Solutions of the N-Body Problem