About the book: 1947 / The book uses the FB format ver. 2.1. To fully reproduce the content (the text contains tables), you must use reading programs that support this format. These can be CoolReader3, FB2Edit (in reading mode), etc. The proposed book represents a systematic presentation of the teachings of logic. It can be used by students of higher educational institutions, graduate students of research institutes, and individuals embarking on an independent study of logic. Secondary school logic teachers will find in it detailed coverage of issues included in the curriculum of their subject, but only briefly discussed in logic textbooks for senior grades..