Tag renormalisation group
Haag’s theorem stands at the core of axiomatic quantum field theory, presenting a package of no-go results that have significant consequences for the description of interactions in the field. In this article, we will delve into the intricacies of Haag’s… Continue Reading →
Functional Renormalisation Group (FRG) has emerged as a powerful technique for studying complex physical systems. In a recent research article titled “Ising Exponents from the Functional Renormalisation Group,” Daniel F. Litim and Dario Zappalà employ FRG to investigate the 3D… Continue Reading →