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In string theory, the elementary constituent of matter is a miniscule... | Download Scientific Diagram
![What do string theorists mean when they say extra dimensions are 'rolled up tightly'? Can someone explain this a bit more rigorously, and justify the necessity for their 'rolled up' nature? - What do string theorists mean when they say extra dimensions are 'rolled up tightly'? Can someone explain this a bit more rigorously, and justify the necessity for their 'rolled up' nature? -](https://qph.cf2.quoracdn.net/main-qimg-f8cd59c3b8504bdaab0977ee2704ce0e.webp)
What do string theorists mean when they say extra dimensions are 'rolled up tightly'? Can someone explain this a bit more rigorously, and justify the necessity for their 'rolled up' nature? -
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