Subspace

Subspace may refer to:

==Mathematics== Subspace (mathematics), a particular subset of a parent space A subset of a topological space endowed with the subspace topology Linear subspace, in linear algebra, a subset of a vector space that is closed under addition and scalar multiplication Flat (geometry), a Euclidean subspace Affine subspace, a geometric structure that generalizes the affine properties of a flat Projective subspace, a geometric structure that generalizes a linear subspace of a vector space Multilinear subspace in multilinear algebra, a subset of a tensor space that is closed under addition and scalar multiplication