Philosophy of Mathspeaking topic
A line contains infinitely many points, and so does a square. But the two contain exactly the same number of points. How can a one-dimensional line be 'equally full' as a two-dimensional square?
— Cantor, dimension and cardinality
practice with this topic
Set the timer (5-30 min), take 20 seconds of prep if you like, start talking. Jot your thoughts onto the sticky-note board.
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