0 votes 0 votes How many distinct directed graphs are there nodes labeled 1, 2, 3, 4? [consider graphs with no multiple edges and loops] Graph Theory graph-theory + – Neal Caffery asked Dec 11, 2016 Neal Caffery 829 views answer comment Share Follow See all 5 Comments See all 5 5 Comments reply Show 2 previous comments Sushant Gokhale commented Dec 23, 2016 reply Follow Share We usually dont consider bi-directed edge unless specified. 0 votes 0 votes Neal Caffery commented Dec 23, 2016 reply Follow Share so true but in previous year question you will find complete things not being mentioned ...usually have to open up for all the possibilities. 0 votes 0 votes Sushant Gokhale commented Dec 23, 2016 reply Follow Share Did they assume bi-directed in that question? 0 votes 0 votes Please log in or register to add a comment.