TGS denotes ''Topological Groups Seminar'', which is a series of seminars organized online by W. Lewis and A. Mader from University of Hawaii (USA). Our members joined as participants and thank Dr. Lewis and Prof. Mader for this important scientific initiative of international character. It is a forum of discussion on topological groups for PhD students, postdocs and experts from South Africa, Italy, USA, Germany, Swiss and India.

SS denotes Student Seminars.