In the 19th century, British mathematician John Venn invented a tool to show the relationship between sets with geometric figures - the Venn Diagram. This diagram, which uses overlapping circles to express the intersection, union and complement of sets, has not only become a basic tool in the field of mathematics, but also has shown strong practicality in logical reasoning, probability statistics and data analysis. This article will systematically analyze the core value of the Venn Diagram in mathematics from five dimensions: definition, mathematical application scenarios, typical cases, production tools and drawing methods.

In today's information age, network topology plays a crucial role. It is not only a visual representation of the network structure, but also an important tool to help us understand and optimize network design. Whether you are an IT novice or a senior network engineer, it is very necessary to master the production of network topology diagrams. So what is network topology, what are the types of network topology diagrams, and what are the network topology diagram drawing tools? The editor will take you to understand. Basic knowledge of network topology diagrams, common types and how to efficiently use ProcessOn to draw network topology diagrams, helping you to be comfortable in network design and management.

Venn diagram is a relationship chart used to display overlapping areas of sets, commonly used in fields such as mathematics, statistics, logic, etc. The Venn diagram represents the intersection relationship between sets or the possibility of different sets intersecting through the stacking of shapes (usually circular or elliptical). This article will explain how to use ProcessOn to draw Venn diagrams.