What is the difference between formal and informal logic?

Formal logic focuses on the structure and form of arguments, using symbolic notation and strict rules to evaluate validity, regardless of the content. In contrast, informal logic deals with everyday reasoning and arguments, emphasizing content, context, and the persuasive aspects of reasoning. While formal logic aims for precision and consistency, informal logic considers the nuances of language and real-world applications. Together, they provide a comprehensive understanding of reasoning processes.