“…The motivation for our research is to provide a similar tool for analyzing evolving graphs, an area of interest in many research communities, Analysis of evolving graphs has been receiving increasing attention, with most progress taking place in the last decade [1,6,10,17,19,21]. Some areas where evolving graphs are being studied are social network analysis [8,14,15,20], biological networks [2,3,22] and the Web [7,18].…”