2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/51227This paper describes a light-cone quantization of a two-dimensional massive scalar field without periodic boundary conditions in order to make the quantization manifestly consistent to causality. For this purpose, the field is decomposed by the Legendre polynomials. Creation-annihilation operators for this field are defined and the Fock space was constructed.10 pages, 3 figuresHigh Energy Physics - Theorytext