Georgia's main and largest technical university, Georgian Technical University, is in Tbilisi. Georgian Technical University was founded in 1922 as a polytechnic faculty of the Tbilisi State University. The first lecture was read by the world-famous Georgian mathematician Professor Andria Razmadze. It achieved University status by 1990. The three most popular private higher educational institution in Georgia —The University of Georgia (Tbilisi), Caucasus University, and the Free University of Tbilisi – are in Tbilisi.