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by jiggawatts
641 days ago
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Spin is easy as long as you avoid trying to draw a direct analogy with ordinary rotation. It’s just the statement that the object spinning is attached to its surroundings in a smooth and continuous fashion. Less rigid object, more a patch of space-time fabric spinning. There’s a video here: https://youtu.be/LLw3BaliDUQ?feature=shared |
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