Eur. Phys. J. C (2015) 75: 373
https://doi.org/10.1140/epjc/s10052-015-3576-5

Review

Pieces of the flavour puzzle

¹ Dipartimento di Fisica e Astronomia ‘G. Galilei’, Università di Padova, Via Marzolo 8, 35131, Padua, Italy
² INFN, Sezione di Padova, Via Marzolo 8, 35131, Padua, Italy

^* e-mail: feruglio@pd.infn.it

Received: 5 May 2015
Accepted: 7 July 2015
Published online: 15 August 2015

Abstract

An overview of the flavour problem is presented, with emphasis on the theoretical efforts to find a satisfactory description of the fermion masses and the mixing angles.