A. Zee, Quantum Field Theory in a Nutshell · Problem IV.7.7
Field Theory Redux
Physics — QFT
Problem
Define the fermionic measure Dψ in (16) carefully by going to Euclidean space. Calculate the Jacobian upon a chiral transformation and derive the anomaly. [Hint: For help, see K. Fujikawa, Phys. Rev. Lett. 42: 1195, 1979.]