English Wikipedia - The Free Encycl...
Download this dictionary
Integral graph
In the
mathematical
field of
graph theory
, an
integral graph
is a graph whose
spectrum
consists entirely of integers. In other words, a graphs is an integral graph if all the
eigenvalues
of its
characteristic polynomial
are integers.
See more at Wikipedia.org...
© This article uses material from
Wikipedia
®
and is licensed under the
GNU Free Documentation License
and under the
Creative Commons Attribution-ShareAlike License