Polarization identity

Rarity: Common

The most frequent rarity: most Wikipedia articles become Commons.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

In collections

Nobody has pulled it yet.

What Wikipedia says

In linear algebra, the polarization identity is any one of a family of formulas that express the inner product of two vectors in terms of the norm of a normed vector space.

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

Image: CheCheDaWaff, CC0, via Wikimedia Commons.