At the University of Königsberg with the dissertation De octo punctis intersectionis trium superficium secundi ordinis
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At the University of Königsberg with the dissertation De octo punctis intersectionis trium superficium secundi ordinis
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-08-24 from Wikipedia. The archived copy is preserved so this citation survives link rot.