LIVESTREAM GEO
Автор: Michael Greenberg
Загружено: 2023-07-16
Просмотров: 464
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In the second half of this session, we solved two problems from the All-Russian Math Olympiad. The first problem was to show that three circles (symmetrically defined) all pass through a single point. That reminded me of the Poncelet Point of a quadrilateral at first, and another participant found a very clever way to use that to solve the problem by reflecting it over another point! We
If you would like to join future sessions, feel free to email me at [email protected]. the sessions are on Sundays at 8 AM US Central Time.
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