This file is from Wikimedia Commons and may be used by other projects.
The description on its file description page there is shown below.
Summary
DescriptionIndependent dominating.svg
English: A graph with a maximum independent dominating set in red. There are 3 vertices in the set, and therefore the independent domination number , which is greater than the dominating number .
The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
http://creativecommons.org/publicdomain/zero/1.0/deed.enCC0Creative Commons Zero, Public Domain Dedicationfalsefalse
Captions
A graph with a maximum '''independent dominating set''' in red. There are 3 vertices in the set, and therefore the '''independent domination number''' <math>i(G)=3</math>, which is greater than the [[dominating number]] <math>\gamma(G)=2</math>.