Emanuel Sperner was a German mathematician, best known for two theorems. He was born in Waltdorf (near Neiße, now Nysa, Poland), and died in Sulzburg-Laufen. He was a student at Hamburg University where his advisor was Wilhelm Blaschke. He was appointed Professor in Königsberg in 1934, and subsequently held posts in a number of universities until 1974. Wikipedia
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