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  1. Logic - Wikipedia

    Logic is the study of correct reasoning. It includes both formal and informal logic. Formal logic is the study of deductively valid inferences or logical truths. It examines how conclusions follow …

  2. Logic | Definition, Types & Uses | Britannica

    Oct 29, 2025 · Logic, the study of correct reasoning, especially as it involves the drawing of inferences. This article discusses the basic elements and problems of contemporary logic and …

  3. Introduction to Logic - Chapter 1 - Stanford University

    Logic is the study of information encoded in the form of logical sentences. Each logical sentence divides the set of all possible world into two subsets - the set of worlds in which the sentence …

  4. What is Logic? – Introduction to Philosophy: Logic

    A logic is just a set of rules and techniques for distinguishing good reasoning from bad. A logic must formulate precise standards for evaluating reasoning and develop methods for applying …

  5. Understanding Logic: Definitions and Perspectives - Philosophy …

    Sep 1, 2023 · Aristotle defined logic as the study of valid reasoning and syllogisms. His work laid the foundation for much of Western philosophy. According to Aristotle, logic is not just a …

  6. Logic - By Branch / Doctrine - The Basics of Philosophy

    Logic (from the Greek "logos", which has a variety of meanings including word, thought, idea, argument, account, reason or principle) is the study of reasoning, or the study of the principles …

  7. An Introduction to Logical Thinking - Logic4All

    Logic is the systematic study of the principles of valid reasoning and argument. It provides the foundation for distinguishing between good and bad reasoning by establishing rules that …

  8. [L01] What is logic? - University of Hong Kong

    Briefly speaking, we might define logic as the study of the principles of correct reasoning. This is a rough definition, because how logic should be properly defined is actually quite a controversial …

  9. LOGIC Definition & Meaning - Merriam-Webster

    Logic, used strictly in the singular, is a science that deals with the formal principles of reason. If a visitor walks in the house with a wet umbrella, it is logical for one to assume that it is raining …

  10. iology, or psychology. Rather, logic is a non-empirical s. ence like mathematics. Also, in saying that logic is the science of reasoning, we do not mean that it is concerned with the actual …