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FranzNeumanngrabmal. en The grave was situated in Knigsberg todays Kaliningrad see GelehrtenfriedhofKnigsberg Franz Neumann was physicist de Franz Neumann war Physiker an der Universitt Knigsberg und Mitbegrnder des berhmten Knigsberger Mathematischen Seminars foto own work see below self made not existent Die picture comes