Title An upper bound on triple Roman domination Type of Research Article Keywords An upper bound on triple Roman domination Abstract An upper bound on triple Roman domination Researchers Maryam Hajjari (First Researcher)، Hossein Abdollahzadeh Ahangar (Second Researcher)، Rana Khoeilar (Third Researcher)، Zehui Shao (Fourth Researcher)، Seyed Mahmoud Sheikholeslami Kavkani (Fifth Researcher)