Ginzburg-Landau description for multicritical Yang-Lee models

Máté Lencsés, Alessio Miscioscia, Giuseppe Mussardo +1

We revisit and extend Fisher's argument for a Ginzburg-Landau description of multicritical Yang-Lee models in terms of a single boson Lagrangian with potential ${\phi }^2(i\phi {)}^n$. We ex…