The most widely available version is the by Levrotto & Bella . This edition, titled "Metodi Matematici della Fisica," is a complete revision where some topics were deepened while others were streamlined to create a more effective learning tool.
This chapter builds upon the earlier content of Hilbert spaces and Fourier analysis to present the , two of the most powerful tools in a physicist's arsenal. Rossetti Metodi Matematici Della Fisica Pdf