unit distance graph
Sign in to savenode-link graph of points in the plane, adjacent when their distance is exactly one
Connections
graph
Entity
graph coloring
Entity
upper and lower bounds
Entity
Alexander Soifer
Entity
Journal of Combinatorial Theory
Entity
mathematics
Entity
International Standard Book Number
Entity
complex number
Entity
digital object identifier
Entity
John Forbes Nash
Entity
plane
Entity
hexagon
Entity
Paul Erdős
Entity
absolute value
Entity
Euclidean space
Entity
JSTOR
Organization
bibcode
Entity
algebraic number
Entity
Science
Entity
Q118398
Entity