Title A Proof of a Conjecture on the Connected Domination Number Type of Research Article Keywords A Proof of a Conjecture on the Connected Domination Number Abstract A Proof of a Conjecture on the Connected Domination Number Researchers saeed kosari (First Researcher)، Zehui Shao (Second Researcher)، Seyed Mahmoud Sheikholeslami Kavkani (Third Researcher)، Mustapha Chellali (Fourth Researcher)، Rana Khoeilar (Fifth Researcher)، hossein karami (Not In First Six Researchers)