The Large N Expansion in Yang-Mills and 't Hooft Model Quiz
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Questions and Answers

Who introduced the large N expansion in Yang-Mills?

't Hooft

What theory did 't Hooft show could be solved using the large N expansion?

QCD in two dimensions

What is the connection between string theory and the large N expansion?

It can be made explicit in a number of low dimensional examples; the lectures by Ginsparg and Moore are a good place to start.

Who introduced the large N expansion in Yang-Mills?

<p>'t Hooft</p> Signup and view all the answers

What theory did 't Hooft show could be solved using the large N expansion?

<p>QCD in two dimensions</p> Signup and view all the answers

Who showed that dependence on the angle survives in the large N limit?

<p>Witten</p> Signup and view all the answers

Who introduced the 1/D expansion in atomic physics?

<p>Witten</p> Signup and view all the answers

What is the Dashen phase?

<p>The idea that QCD at $\theta = \pi$ spontaneously breaks time reversal</p> Signup and view all the answers

What is the connection between AdS/CFT correspondence and the large N expansion?

<p>In d = 3+1 dimensions, the AdS/CFT correspondence is based on the relationship between string theory and the large N expansion</p> Signup and view all the answers

Who provided a gentle introduction to the 1/N expansion?

<p>Coleman</p> Signup and view all the answers

Who wrote an excellent review of the phenomenology of large N QCD?

<p>Manohar</p> Signup and view all the answers

Who provided lectures on the gauge/gravity duality and its connection to string theory?

<p>McGreevy</p> Signup and view all the answers

What is the 't Hooft model?

<p>QCD in two dimensions</p> Signup and view all the answers

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