Example image of eyePlorer eyePlorer map for 'Binary relation': Cartesian product Mathematics Ordered pair Set (mathematics) Divisor Integer Prime number Arithmetic Congruence (geometry) Equality (mathematics) Geometry Graph theory Inequality Linear algebra Orthogonality Function (mathematics) Computer science Finitary relation Tuple Class (set theory) Set theory Russell's paradox Codomain Domain of a function Graph of a function Subset Indicator function Range (mathematics) Surjective function Composition of relations Inverse relation Restriction (mathematics) Category theory Bijection Injective function Partial function Correspondence (mathematics) Directed graph Semigroup with involution Reflexive relation Coreflexive relation Symmetric relation Antisymmetric relation Asymmetric relation Transitive relation Total relation Trichotomy (mathematics) Euclidean relation Equivalence relation Partially ordered set