Title A sharp upper bound on the independent 2-rainbow domination in graphs with minimum degree at least two Type of Research Article Keywords A sharp upper bound on the independent 2-rainbow domination in graphs with minimum degree at least two Abstract A sharp upper bound on the independent 2-rainbow domination in graphs with minimum degree at least two Researchers Rana Khoeilar (First Researcher)، (Second Researcher)، Mustapha Chellali (Third Researcher)، Seyed Mahmoud Sheikholeslami Kavkani (Fourth Researcher)