In mathematics, particularly in linear algebra, a flag is an increasing sequence of subspaces of a finite-dimensional vector space V. Here "increasing"...

In mathematics, a linear algebraic group is a subgroup of the group of invertible n × n {\displaystyle n\times n} matrices (under matrix multiplication)...

polyhedron or higher polytope Flag (linear algebra), an increasing sequence of subspaces of a vector space Flagstone or flag, a large flat stone used for...

Flag algebras are an important computational tool in the field of graph theory which have a wide range of applications in homomorphism density and related...

matrix Tridiagonal matrix Invariant subspace Axler, Sheldon Jay (1997). Linear Algebra Done Right (2nd ed.). New York: Springer. pp. 86–87, 169. ISBN 0-387-22595-1...

inserting suitable subspaces. According to basic results of linear algebra, any two complete flags in an n-dimensional vector space V over a field F are no...

but also a direction. The concept of vector spaces is fundamental for linear algebra, together with the concept of matrices, which allows computing in vector...

a reductive group is a type of linear algebraic group over a field. One definition is that a connected linear algebraic group G over a perfect field is...

{\overline {\mathbb {F} }}} is the algebraic closure of F {\displaystyle \mathbb {F} } . For the general linear Lie algebra g = g l n ( F ) {\displaystyle...

In linear algebra, a matrix is in row echelon form if it can be obtained as the result of Gaussian elimination. Every matrix can be put in row echelon...