0 votes 0 votes priyanka gautam-piya asked Dec 15, 2016 priyanka gautam-piya 436 views answer comment Share Follow See all 6 Comments See all 6 6 Comments reply Show 3 previous comments Arjun commented Dec 17, 2016 reply Follow Share @santhosh any symbol can be used - should be defined in question. @priyanka yes $\leq$ makes it correct. But $\geq$ is not always wrong as there can be multiple shortest paths and $=$ satisfies them. 0 votes 0 votes santhoshdevulapally commented Dec 17, 2016 reply Follow Share @Arjun sir, $\delta (u,v)>=\delta (u,x)+w(x,v)$ this is upperbound property.am i right? 0 votes 0 votes priyanka gautam-piya commented Dec 17, 2016 reply Follow Share @arjun so finally i can first is correct and second is false option (B) corect for this question 1 votes 1 votes Please log in or register to add a comment.