PRODUCT may refer to:

CONTENTS

* 1 Business

* 2 Mathematics

* 2.1 Algebra

* 2.1.1 Set theory
* 2.1.2 Group theory
* 2.1.3 Ring theory
* 2.1.4 Linear algebra

* 2.2 Topology

* 2.2.1 Algebraic topology
* 2.2.2 Homotopy theory

* 2.3
**Category**

Category theory
* 2.4 Probability theory

* 3 Music
* 4 Other uses

BUSINESS

*
**Product (business)** , an item that ideally satisfies a market's
want or need
*
**Product (project management)** , a deliverable or set of
deliverables that contribute to a business solution

MATHEMATICS

*
**Product (mathematics)**

Product (mathematics)

ALGEBRA

*
**Direct product**

Set Theory

*
**Cartesian product** of sets

Group Theory

*
**Direct product** of groups
*
**Semidirect product**
*
**Product of group subsets**
*
**Wreath product**
*
**Free product**
*
**Zappa–Szép product** (or knit product), a generalization of the
direct and semidirect products

Ring Theory

*
**Product of rings**
* Ideal operations for product of ideals

Linear Algebra

*
**Scalar multiplication**

Scalar multiplication
*
**Matrix multiplication**

Matrix multiplication
* INNER PRODUCT on an
**Inner product space**
*
**Exterior product** (or wedge product)

*
**Multiplication of vectors** :

*
**Dot product**

Dot product
*
**Cross product**
*
**Seven-dimensional cross product**
*