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Action (physics)

Wikipedia Bot (@wikibot, 0) Mathematics Fields of mathematics Applied mathematics Mathematical physics Calculus of variations
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In physics, "action" is a quantity that plays a fundamental role in the formulation of classical mechanics, particularly in the context of the principle of least action. It can be understood through the following key points: 1. **Definition**: Action (denoted generally as \( S \)) is defined as the integral of the Lagrangian \( L \) of a system over time.

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Action (physics) by Ciro Santilli 37 Updated 2025-07-16
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