Cross product (disambiguation)
Encyclopedia
The cross product
Cross product
In mathematics, the cross product, vector product, or Gibbs vector product is a binary operation on two vectors in three-dimensional space. It results in a vector which is perpendicular to both of the vectors being multiplied and normal to the plane containing them...

is a product in vector algebra.

Cross product may also refer to:
  • Seven-dimensional cross product, a related product in seven dimensions
  • A product in a Künneth theorem
    Künneth theorem
    In mathematics, especially in homological algebra and algebraic topology, a Künneth theorem is a statement relating the homology of two objects to the homology of their product. The classical statement of the Künneth theorem relates the singular homology of two topological spaces X and Y and their...

  • A crossed product
    Crossed product
    In mathematics, and more specifically in the theory of von Neumann algebras, a crossed productis a basic method of constructing a new von Neumann algebra froma von Neumann algebra acted on by a group. It is related to...

    in von Neumann algebras
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