Derivation of Lüscher's finite size formula for $N\pi$ and $NN$ system

Abstract

I present derivation of Lüscher's finite size formula for the elastic $N\pi$ and the $NN$ scattering system for several angular momenta from the relativistic quantum field theory.

Comments: 8 pages, Poster at Lattice 2009(Hadron Spectroscopy), to be published in PoS(LAT2009)119