Логика

The founder of the science of the forms and laws of proper thinking is considered an ancient Greek scientist and philosopher Aristotle. Since then, logic shows how to achieve truth, comprehend the basic laws of the work of human thought and to avoid numerous mistakes based on incorrect judgments. The study of this subject is necessary for self -improvement and achievement of harmony. This publication is an original text released in 1917, in the last moments of the existence of tsarist Russia.
What is the difference between formal and inductive areas in logic? Why is "common sense" not a replacement for logic? What do abstract and specific terms mean? What categories did Aristotle recognize? What is the content of the concept? How do analytical judgments differ from synthetic? What are the laws of thinking? What is the principle of deductive conclusion? What is the difference between deduction and induction? What are the advantages of the experiment before observation? In what cases is the deductive method applied? What is the essence of the hypothesis? How is the probability calculated? What evidence is straight and which are indirect?
The manual is written in an accessible, figurative language, contains many examples, and is intended for a wide reader audience