All Questions
2
questions
6
votes
1
answer
199
views
Correspondence between mathematician's and physicist's vertex operator algebra (VOA)
I have some conceptual doubts to clear up, in terms of piecing together what we learn of a vertex operator algebra (VOA) in conformal field theory, and how it is defined by a mathematician, say from ...
2
votes
3
answers
813
views
Why is a null field also primary, in CFT?
I do not understand how to prove the statement, mentioned in pag 205 of Di Francesco's book "Conformal Field Theory":
Let $|\chi\rangle$ be a null vector, i.e. such that $L_n |\chi\rangle = 0$ for $n&...