Welcome to the Electronic Journal of Qualitative Theory of Differential Equations Journal provider: Bolyai Institute, University of Szeged ISSN: HU ISSN 1417-3875 Editors in Chief: T. A. Burton (Southern Illinois University at Carbondale, USA) L. Hatvani (Bolyai Institute, University of Szeged, Hungary) Managing Editor: G. Makay (Bolyai Institute, University of Szeged, Hungary) If the connection ...