The model proposed makes several assumptions. My question is about: Many real-world networks are heterogeneous and as such are expected to undergo large-scale cascades if some vital nodes are attacked.
on page 3. I do not get the basis for this assumption. So any help for a 60's educated math major would be appreciated. On Thu, 6 Feb 2003 [EMAIL PROTECTED] wrote: > > The paper is avaibable on the Los Alamos site free of charge: > > http://xxx.lanl.gov/PS_cache/cond-mat/pdf/0301/0301086.pdf > > > > ----- Original Message ----- > From: Sean Donelan <[EMAIL PROTECTED]> > Date: Thursday, February 6, 2003 12:43 pm > Subject: Cascading Failures Could Crash the Global Internet > > > > > > > Sigh, there are differences between tightly coupled networks, such as > > the electric power grid and loosely couple networks like the > Internet. > > But there are also some similarities, such as electric grids use DC > > interconnections to limit how far AC disturbances propagate; the > > Internet uses AS interconnections to limit IGP disturbances from > > propagating. > > > > http://sci.newsfactor.com/perl/story/20686.html > > > > The actual article requires payment to read > > http://ojps.aip.org/getabs/servlet/GetabsServlet? > prog=normal&id=PLEEE8000066000006065102000001&idtype=cvips&gifs=Yes > > > > > > > _____ Douglas Denault [EMAIL PROTECTED] Voice: 301-469-8766 Fax: 301-469-0601