EntityQ78693· pop 20· linked from 36 articlesLeopold VietorisSign in to saveAustrian mathematician (1891–2002)ConnectionsBad RadkersburgEntityhomologyEntityGustav von EscherichEntityItalyCountrymathematicsEntityWorld War IConceptInternational Standard Book NumberEntityInnsbruckEntityAustria–HungaryEntitytopologyEntitymathematicianEntityStyriaEntityTyrolEntityUniversity of ViennaEntityprisoner of warEntityhistory of mathematicsEntityAustriansEntityDoctor of PhilosophyEntityUniversity of St AndrewsEntityMathematics Genealogy ProjectEntityCategories1891 births2002 deaths20th-century Austrian mathematiciansAustrian men centenariansAustro-Hungarian military personnel of World War IAustro-Hungarian prisoners of war in World War IMathematicians from Austria-HungaryMembers of the Austrian Academy of SciencesMen supercentenariansPeople from Bad RadkersburgRecipients of the Austrian Decoration for Science and Art