This book was born from the desire to conduct an inquiry into the heterogeneity and variety of linguistic theories in order to assess their descriptive and explanatory power. The first part of the volume brings together contributions addressing formal and theoretical issues. It focuses on the specific questions of metalinguistic discourses, representations and formal symbols, and considers the case of representations pertaining to different metalinguistic levels and their possible translation from one level to another. The essays compiled in this section also examine how generative semantics p
