Authors
Laura Prati
Dipartimento di Matematica e Informatica “U.Dini", Universit”a degli Studi di, Firenze, Italy
Luigi Barletti
Dipartimento di Matematica e Informatica “U.Dini", Universit”a degli Studi di, Firenze, Italy
© 2018 Laura Prati, Luigi Barletti, published by Italian Society for Applied and Industrial Mathemathics
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.