NONABELIAN GLOBAL CHIRAL SYMMETRY REALISATION IN THE TWO-DIMENSIONAL N FLAVOUR MASSLESS SCHWINGER MODEL

International Chair in Mathematical Physics and Applications (ICMPA), University of Abomey-Calavi, 072 B.P. 50, Cotonou, Republic of Benin

Center for Particle Physics and Phenomenology (CP3), Institute of Nuclear Physics, Catholic University of Louvain, 2, Chemin du Cyclotron, B-1348 Louvain-la-Neuve, Belgium

International Chair in Mathematical Physics and Applications (ICMPA), University of Abomey-Calavi, 072 B.P. 50, Cotonou, Republic of Benin

Unité de Recherche en Physique Théorique (URPT), Institut de Mathématiques et de Sciences Physiques (IMSP), Université d'Abomey-Calavi, 01 B.P. 2628, Porto-Novo, République du Bénin