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Hi Everyone, I forgot to attache the paper to the previous announcement (it's also available on the meeting website). Paper is attached. Thanks. --Ray On Wed, 16 Sep 2009, Ray F. Cowan wrote: > Hi Everyone, > > We'll meet this week at the usual time of 1 PM Eastern for our LQS weekly > meeting, Thursday, Sept. 17. Dial-in is 510-665-5437, passcode 7336. > > We'll take round-table reports, then discuss a paper that Peter suggested: > > "Early-warning signals for critical transitions". Nature 461, 08227 (2009) > > The abstract states: > > "Complex dynamical systems, ranging from ecosystems to financial markets > and the climate, can have tipping points at which a sudden shift to a > contrasting dynamical regime may occur. Although predicting such critical > points before they are reached is extremely difficult, work in different > scientific fields is now suggesting the existence of generic early-warning > signals that may indicate for a wide class of systems if a critical > threshold is approaching." > > The meeting website is > http://dmtpc.mit.edu/MaKaC/conferenceDisplay.py?confId=210. > > Looking forward to talking with you tomorrow. > > Thanks much, > --Ray >