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(20) Simon Pampena sur Twitter : "🤯 Topological Logic - a rod through one hole of a double torus can pass through both with some careful stretching of the surface. No tearing or pinching required. A fantastic video made by math professor Dave Richeson @divbyzero https://t.co/uXwycAtTek" / Twitter
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mathematics
June 11, 2020 at 09:18:01 GMT+2 * ·
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https://twitter.com/mathemaniac/status/1270680150506496003
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