The (active oral) competence and (public) use ratio: A mathematical model Authors Francesc Jesús Hernàndez i Dobon Universitat de València Keywords: linguistic competences, linguistic uses. Abstract This paper presents a mathematical model that relates (active oral) competence and (public) use, comparing it with sociolinguistic surveys carried out in the Valencian Autonomous Community.Keywords: linguistic competences, linguistic uses. Downloads Download data is not yet available. Author Biography Francesc Jesús Hernàndez i Dobon, Universitat de València Universitat de València. Departament de Sociologia i Antropologia Social. Facultat de Ciències Socials. Campus dels Tarongers. Avinguda dels Tarongers, 4 b. 46021 València. Tel.: 963 828 454. Fax: 963 828 450. Downloads PDF (Català) Published 2020-07-14 Issue No. 30: Trajectòries sociolingüístiques: nous i vells parlants Section Secció Miscel·lània License Intellectual property Intellectual property in articles belongs to the respective authors. By submitting their articles to TSC to request their publication, authors agree to the following: Authors assign all rights of reproduction, public communication and distribution of articles submitted for publication in TSC to the SCS (a subsidiary of the IEC). Authors are accountable to the SCS for the authorship and originality of their articles. It is the responsibility of authors to obtain permissions to reproduce graphic material sourced from elsewhere and included in their articles. The SCS may not be held liable for any possible violation of intellectual property rights by authors. Material published in TSC is subject - unless otherwise indicated in the text or in graphic material - to a Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 Spain (CC BY-NC-ND 3.0 ES) licence, the full text of which can be found at this link. Accordingly, the general public may reproduce, distribute and communicate the article provided the author and publisher are acknowledged and as long as no commercial or derivative use is made of the article. TSC cannot be held responsible for ideas and opinions as expressed by the authors of articles published in the journal.