With this book, you will learn to use the professional capabilities of Excel 2013, you can significantly increase the efficiency of your work and learn how to quickly solve a variety of tasks. Particular attention is paid to such important issues as calculations (from the solution of algebraic equations to the use of special. Excel functions and the use of megaforms), data processing (construction of all kinds of graphs and diagrams), the use of summary tables, features of analysis and identification of various patterns in the data . The book is intended for the widest range of readers .. After all, everyone uses Excel, but in most cases they do it ineptly or simply do not know how to do something in it. The book is written in a simple and accessible language. A huge number of illustrative examples are given