CONTENTS

Boris Andrievsky, Vladimir Boikov

Experimental study of multiresonance mechatronic vibrational laboratory set-up

Pedro Barragan Olague, Vladik Kreinovich

Why growth of cancerous tumors is Gompertzian: a symmetry-based explanation

Gerasimos Rigatos, Pierluigi Siano, Vicenzo Loia, Aurelio Tommasetti, Orlando Troisi

Flatness-based adaptive fuzzy control of chaotic finance dynamics

Yuri Talagaev

State estimation, robust properties and stabilization of positive linear systems with superstability constraints