Rank

A rank is a position in a hierarchy. It can be formally recognized—for example, cardinal, chief executive officer, general, professor—or unofficial.

People

Rank (differential topology)
Rank (graph theory)
Rank (linear algebra), the dimension of the vector space generated (or spanned) by a matrix's columns
Rank (set theory)
Rank (type theory)
Rank of an abelian group, the cardinality of a maximal linearly independent subset
Rank of a free module
Rank of a greedoid, the maximal size of a feasible set
Rank of a group, the smallest cardinality of a generating set for the group
Rank of a Lie group – see Cartan subgroup
Rank of a matroid, the maximal size of an independent set
Rank of a partition, at least two definitions in number theory
Rank of a tensor
Rank of a vector bundle
Rank statistics