Multivalued logic is a type of logic that extends beyond the traditional binary system of true and false. In multivalued logic, statements can have more than two truth values, such as true, false, and unknown, or even a range of values. This allows for more nuanced reasoning and can better represent real-world situations where information is not always clear-cut. One common form of multivalued logic is fuzzy logic, which deals with reasoning that is approximate rather than fixed and exact. Multivalued logic is useful in various fields, including computer science, artificial intelligence, and philosophy, where complex decision-making processes require more than just binary outcomes.