On the Normalisation of the Modular Forms in Modular Invariant Theories of Flavour

Abstract

The problem of normalisation of the modular forms in modular invariant lepton and quark flavour models is discussed. Modular invariant normalisations of the modular forms are proposed.

Comments: 21 pages, LATEX, equations (3.28) and (3.29) and typos corrected, results unchanged