Logical negation is a fundamental concept in logic that involves reversing the truth value of a statement. If a statement is true, its negation is false, and vice versa. For example, if the statement is "It is raining," the negation would be "It is not raining." This process helps in evaluating arguments and understanding the relationships between different propositions. In formal logic, negation is often represented by the symbol ¬. It plays a crucial role in various fields, including mathematics, computer science, and philosophy. Understanding logical negation is essential for constructing valid arguments and analyzing logical expressions in systems like Boolean algebra and propositional logic.