Theoretical Groups: Explaining SU(2), E8XE8 & More

Lakshya
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What are these groups like SU(2) and E8XE8 etc. Can anybody explain it with full details and also give pre-requisite knowledge.
 
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"Full details" :rolleyes: Not bloody likely. Try Carter, Segal, and MacDonald, Lectures on Lie Groups and Lie Algebras for an overview and then Bump, Lie Groups for details on some of the most important ideas. You can find details on various approaches in many other books as well, such as Gilmore, Lie Groups, Lie Algebras, and Some of Their Applications.

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