Product may refer to:

Business

  • Product (business), an item that can be offered to a market to satisfy the desire or need of a customer.
  • Product (project management), a deliverable or set of deliverables that contribute to a business solution

Mathematics

  • Product (mathematics)
  • Capital Pi Notation, an operator often called product that yields the product of a sequence

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
  • Matrix multiplication
  • Inner product, on an inner product space
  • Exterior product or wedge product
  • Multiplication of vectors:
  • Dot product
  • Cross product
  • Seven-dimensional cross product
  • Triple product, in vector calculus
  • Tensor product

Topology

  • Product topology

Algebraic topology

  • Cap product
  • Cup product
  • Slant product

Homotopy theory

  • Smash product
  • Wedge sum (or wedge product)

Category theory

  • Internal product, in a monoidal category
  • Product (category theory), a generalization of mathematical products
  • Fibre product or pullback
  • Coproduct or pushout

Probability theory

  • Wick product of random variables

Graph theory

  • Graph product

Music

  • Product (Brand X album), 1979
  • Product (De Press album), 1982
  • Product (Sophie album), 2015
  • Product, a three-CD compilation set by Buzzcocks

Other uses

  • Product (chemistry), the species formed from chemical reactions
  • Hairstyling product, such as hairspray or hair gel, generally referred to as simply "product"

See also

  • Production (disambiguation)