can anyone refer me to some good introduction to this O(N) model and also large N expansion. Thanks.
Jan 20, 2015 #1 kau 53 0 Main Question or Discussion Point can anyone refer me to some good introduction to this O(N) model and also large N expansion. Thanks.
Main Question or Discussion Point can anyone refer me to some good introduction to this O(N) model and also large N expansion. Thanks.
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Jan 20, 2015 #2 Einj 470 58 In my opinion the best book for the large-N expansion is Sidney Coleman - 'Aspects of Symmetry'
Jan 20, 2015 #4 Einj 470 58 It's fairly advanced so maybe it will have to work through the steps a bit. It also contains the O(N) model.
It's fairly advanced so maybe it will have to work through the steps a bit. It also contains the O(N) model.