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How big is infinity?
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Dennis Wildfogel |
TED-Ed
• July 2012
Using the fundamentals of set theory, explore the mind-bending concept of the "infinity of infinities" -- and how it led mathematicians to conclude that math itself contains unanswerable questions. [Lesson by Dennis Wildfogel, directed by Aaron Augenblick, narrated by Dennis Wildfogel].
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