Character theory

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At a glance

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Notion

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Science and technology

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What Wikipedia says

In mathematics, more specifically in group theory, the character of a group representation is a function on the group that associates to each group element the trace of the corresponding matrix. The character carries the essential information about the representation in a more condensed form.

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

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