Text Reference 
L.H. Ryder, Quantum Field Theory, Cambridge University Press (1985), Indian reprint, Academic Publishers, Kolkata. C. Itzykson and J.B. Zuber, ``Quantum Field Theory’’ McGraw Hill, (1980). M.E. Peskin and D.V. Schroeder, ``Introduction to Quantum Field Theory’’, AddisonWesley(1995).

Description 
Symmetries in quantum mechanics, conservation laws, discrete symmetries. Relativistic quantum mechanics : KleinGordon and Dirac equations, hole theory of positron, hydrogen atom, two component Weyl equation. Quantization of free fields. Global and gauge symmetries. Spontaneous breaking of symmetry.
