---
tag: 0S52TNNTH9
kind: concept
name: Dot product
aliases: [scalar-product]
msc: [15A63]
sources:
  - url: https://en.wikipedia.org/wiki/Dot_product
    locator: Coordinate definition
same_as:
  wikidata: Q181365
  wikipedia: Dot product
---

## Summary

The dot product of two vectors of $\R^n$ is the sum of the products of their corresponding coordinates.