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Journey into Maths Country
Season 1 · Episode 3
To Infinity, and Beyond
0.010mSeptember 23, 2021
A circle is also a triangle and a triangle is a square. Sound impossible? Not in the realm of topology, which even applies to 3-dimensional spaces and anything from donuts, UFOs and potatoes. The discipline's inventor, Henri Poincaré, created one of the most difficult problems in mathematics.