Name Chang Wan Affiliation قطع همکاری Degree Website Email — JournalPaper Presentation FinishedProject Book ConferenceHoldings Speech Panel WorkShop TheorizingChair ResearchExcellence Innovation Publication ExecutiveActivity Thesis Sabbatical GrantAttraction Contribution IndustryVisit Art TitleJournal 1 Energy of Vague Fuzzy Graph Structure and Its Application in Decision Making symmetry