Iulia CostinIulia Costin was born in Romania in 1971. She graduated in 1994 from the Faculty of Mathematics and Informatics at "Babes-Bolyai" University in Cluj-Napoca. She defended in 2001 her PhD thesis with the title "The usage of symbolic calculus in the stuy of means and double sequences", in the same field as this book. Currently she is a Senior Lecturer at the Computer Science Department of Technical University of Cluj-Napoca. She has published more than 30 papers related to the subject of this book. Read More Read Less