Dirac measure

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At a glance

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Notion

Domain

Science and technology

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What Wikipedia says

In mathematics, a Dirac measure assigns a size to a set based solely on whether it contains a fixed element x or not. It is one way of formalizing the idea of the Dirac delta function, an important tool in physics and other technical fields.

Excerpt from the Wikipedia article “Dirac measure”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: KSmrq, CC BY-SA 3.0, via Wikimedia Commons.