PREREQUISITES
 

      I. TECHNICAL PREREQUISITES    

        1. Feynman's Path Integral
 
           2  Finite Temperatures

           3  Many Bosons Systems

           4  Many Fermion Systems

           5. Keldysh Approuch to Theory of Irreversible processes

      II. MANY BODY PHYSICS IN 3D SYSTEMS    
 
            1. Theory of Fermi Liquid
 
           2. BCS Theory of superconductivity

           3. Ginzburg-Landau Theory

       III. Addtional Material