Template:Selected anniversaries/October 11: Difference between revisions

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||1996: Edwin Henry Spanier dies ... mathematician at the University of California at Berkeley, working in algebraic topology. He co-invented Spanier–Whitehead duality and Alexander–Spanier cohomology, and wrote what was for a long time the standard textbook on algebraic topology  
||1996: Edwin Henry Spanier dies ... mathematician at the University of California at Berkeley, working in algebraic topology. He co-invented Spanier–Whitehead duality and Alexander–Spanier cohomology, and wrote what was for a long time the standard textbook on algebraic topology  
||1996: Rolf Widerøe dies ... accelerator physicist who was the originator of many particle acceleration concepts, including the resonance accelerator and the betatron accelerator. Pic: https://alchetron.com/Rolf-Wider%C3%B8e


||2001: The Polaroid Corporation files for federal bankruptcy protection.
||2001: The Polaroid Corporation files for federal bankruptcy protection.

Revision as of 09:40, 6 November 2018