On Tue, 17 Jul 2018, Henrique Andrade wrote: Writing maths without TeX is torture. I changed the text a little, hopefully what you now have in git reads a little better. ------------------------------------------------------- Riccardo (Jack) Lucchetti Dipartimento di Scienze Economiche e Sociali (DiSES) Università Politecnica delle Marche (formerly known as Università di Ancona) r.lucchetti(a)univpm.it http://www2.econ.univpm.it/servizi/hpp/lucchetti -------------------------------------------------------