Mathematical models of financing optimization of investment activity of enterprises

The article examines the main approaches to optimizing the structure of sources of financing of investment activities of companies. The criteria, principles and model of investment and financial choice are substantiated, allowing to solve the problem of forming the optimal structure of sources of financing of the company's investment activity proceeding from maximization of its investment value. The process of choosing the optimal investment project (the maximum net discounted income) from several mutually exclusive ones is simulated.