Introduction to Matrix Theory Ferenc Szidarovszky, Sandor Molnar

In economic modeling and planning, as well as in business, most problems are linear, or approximated by linear models. Such problems are solved by matrix methods, so the material presented in this book is essential to these fields. Это и многое другое вы найдете в книге Introduction to Matrix Theory (Ferenc Szidarovszky, Sandor Molnar)