Autor: C. Nastasescu

This book is aimed to be a ‘technical’ book on graded rings. By ‘technical’ we mean that the book should supply a kit of tools of quite general applicability, enabling the reader to build up his own …

…

Approach your problems from the right end It isn’t that they can’t see the solution. It is and begin with the answers. Then one day, that they can’t see the problem. perhaps you will find the final q …