Search Results for ""

The multiplicity of a multigraph is its maximum edge multiplicity.

A section of a graph obtained by finding its intersection with a plane.

An element of order 2 in a group (i.e., an element A of a group such that A^2=I, where I is the identity element).

The integral associated with the Haar measure.

The sporadic group HJ, also denoted J_2.

Related to one another by a homomorphism.

A connection between two or more vertices of a hypergraph. A hyperedge connecting just two vertices is simply a usual graph edge.

An operator of period 2, i.e., an operator * which satisfies ((a)^*)^*=a.

A relation R on a set S is irreflexive provided that no element is related to itself; in other words, xRx for no x in S.

The problem of deciding if two knots in three-space are equivalent such that one can be continuously deformed into another.