Measures (measure theory)
ID: measures-measure-theory
Measure theory is a branch of mathematics that studies measures, which are a systematic way to assign a size or a value to subsets of a given set. It provides the foundational framework for understanding concepts such as length, area, volume, and probability in a rigorous mathematical manner. Here are some key concepts in measure theory: 1. **Set and Sigma-Algebra**: - A **set** is a collection of elements.
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