Author Archives: tmj143

Galaxy evolution as complex environmental systems

Posted on May 16, 2013 by tmj143

Galaxies are effectively their own ecosystems, made up of four major components: gas, stars, a supermassive black hole, and dark matter  (which makes up 85% of the mass of the galaxy, and is most likely some sort of particle we … Continue reading →

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Discussion Summary Week 13: Game Theory

Posted on April 16, 2013 by tmj143

Game Theory 4/16/13 Prisoner’s dilemma Two rational prisoners, don’t know what the other is doing Each can either cooperate or rat out the other prisoner Guaranteed positive outcome with cooperation If only one cooperates, the other receives harsh punishment If … Continue reading →

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