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A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

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For questions about the quantitative study of topics such as numbers, structure, space, and change, carried out by investigating patterns.
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For questions about the scientific discipline that concerns itself with analyzing the laws of nature in full generality. It is one of the largest branches of natural science. Before applying this tag …
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For questions about those who do mathematics.
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For questions about the details of a particular scientist's life.
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For questions about terms, definitions and related concepts used in science and mathematics.
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requesting specific literature references
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For questions about the location (in space and time) of scientific discoveries and their historical context.
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The study of celestial objects and phenomena outside of the Earth's atmosphere.
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For questions about the history and development of how symbols and related objects are written.
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For questions about the mathematical field studying functions, focusing on infinitesimals and rates of change.
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For questions about the branch of philosophy studying science, scientists, the scientific method and related topics.
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The branch of physics that relates to the behavior of objects, typically particles, on small scales. Probability is very important in quantum mechanics.
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For questions regarding theories in the discipline of physics. Do not use the physics tag on a post if you use this tag in the post.
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For questions about events occurring in Greece and the immediate areas around it between 800 B.C. and 600 A.D.
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For questions about historical physics experiments, the history of experimental methodology, observations of physical phenomena and related topics.
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For questions regarding either the special or general theories of relativity.
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A field of mathematics studying numbers, their properties and structures that arise from them.
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For questions about the study of chemical reactions, dynamics and related phenomena.
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a branch of Physics involving the study of the electromagnetic force, a physical interaction that occurs between electrically charged particles. This force plays a major role in de…
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For question regarding the applications of formal logic to mathematics.
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For questions relating to the study of life and life-related processes.
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For questions about the discipline that uses differential calculus and linear algebra to study geometrical problems.
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For questions about the mathematical study of shapes and space based on the works of Euclid.
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For questions about the scientific approach to computations and its applications.
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For questions about the history of calculus and its theoretical foundations, including topics such as continuity, differentiability, and infinite series. Related topics include questions on the histor…
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For questions regarding the mathematical aspects of physics.
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For questions about finding the truth in claims that give good reason to be skeptical.
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For questions about the mathematical branch that is based on the study of sets, i.e. collections of objects.
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For questions about historical aspects of the process of publishing results in academic journals or similar platforms for scientific and/or mathematical knowledge.
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Questions involving topology, the mathematical study of properties of spaces preserved by continuous maps.
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For questions about the branch of physics concerning heat and temperature and their macroscopic relationship to energy and work.
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For questions about all areas of health care for humans, including diagnosis, treatment, and disease prevention.
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For questions about the mathematical field abstract algebra that studies algebraic structures, most notably groups, rings and fields.