EntityQ77517· pop 16· linked from 30 articlesHellmuth KneserSign in to saveGerman mathematician (1898–1973)ConnectionsTartuEntityprime decomposition of a 3-manifoldEntityGermanyCountryEstoniaCountrymathematicsEntityDavid HilbertEntityRussian EmpireCountrytopologyEntitymathematicianEntityNazi PartyEntityTübingenEntitydigital object identifierEntityInternational Standard Serial NumberEntityUniversity of TübingenEntitygroup theoryEntityUniversity of GöttingenEntitySturmabteilungEntityUniversity of St AndrewsEntityexponential functionEntityMathematics Genealogy ProjectEntityCategories1898 births1973 deaths20th-century German mathematiciansAcademic staff of the University of GreifswaldEmigrants from the Russian Empire to GermanyGerman topologistsGroup theoristsNazi Party membersPeople from Kreis DorpatPeople of Baltic German descentPresidents of the German Mathematical SocietyScientists from Tartu