Formal Languages Questions Medium
A formal language is a set of strings or sequences of symbols that are defined by a specific set of rules or grammar. It is used in various fields such as computer science, mathematics, linguistics, and logic. The symbols in a formal language can be letters, numbers, or other characters, and the rules define how these symbols can be combined to form valid strings or sentences in the language. Formal languages are used to describe and analyze the structure and behavior of various systems, such as programming languages, communication protocols, and natural languages. They provide a precise and unambiguous way of expressing and manipulating information, allowing for rigorous analysis and reasoning.