To get Hotel IBIS from the Airport Zhuliany you should change Troleybus № 9 on the Stations vul. Kurs'ka (or next on - vul. Fuchika) to the Troleybus № 17 and get off the Troleybus № 17 on the Station "Academya Advokatury"
From Metro Station "University" to Hotel IBIS
From Hotel IBIS to Institute of the Mathematics (location of the meeting)
From Southern Railway Station to Central Railway Station