Alfred Tarski (the logician)

Alfred Tarski was a renowned logician and mathematician who developed a rigorous way to understand the meaning of mathematical statements. He introduced the concept of "truth" in formal languages, proposing that a statement is true if it accurately reflects reality or the state of things it describes. His work allows us to precisely analyze and validate logical expressions, foundations essential for mathematics, computer science, and philosophy. Tarski's theories helped clarify how language relates to facts, improving our ability to formalize and reason about complex ideas systematically.