Adjacent or adjacency may refer to:
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Adjacent (graph theory)
This is a glossary of graph theory. Graph theory is the study of graphs, systems of nodes or vertices connected in pairs by lines or edges.
Symbols
A
B
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in a graph, two vertices that are both endpoints of the same edge, or two distinct edges that share an end vertex
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Adjacent (music), a conjunct step to a note which is next in the scale
See also
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Adjacent angles
In Euclidean geometry, an angle can refer to a number of concepts relating to the intersection of two straight Line (geometry), lines at a Point (geometry), point. Formally, an angle is a figure lying in a Euclidean plane, plane formed by two R ...
, two angles that share a common ray
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Adjacent channel in broadcasting, a channel that is next to another channel
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Adjacency matrix
In graph theory and computer science, an adjacency matrix is a square matrix used to represent a finite graph (discrete mathematics), graph. The elements of the matrix (mathematics), matrix indicate whether pairs of Vertex (graph theory), vertices ...
, a matrix that represents a graph
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Adjacency pairs in pragmatics, paired utterances such as a question and answer
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Adjacent side (polygon), a side that shares an angle with another given side
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Adjacent side (right triangle), the side (or cathetus) of a right triangle that touches a given non-right angle
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Adjacent flag (geometry), a flag that shares all of its faces but one with another given flag
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