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155 | Stephen Wolfram on Computation, Hypergraphs, and Fundamental Physics
Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas
Suppose You Can Have Three Dimensions of Space, but Not Four Dimensions
If you want to imagine a a bunch of dimensions that start small and some of them start expanding, there's a very set of cute models from brandenberger and wafa based on string theory. But they have a way why only three dimensions of space would start expanding. So i think dynamically, given curved space time, you're allowed either way. You can have em all small and let some grow, or you can haveem all big and let some shrink. That's interesting. I mean, in a sense, this is a quintessential, not particularly easy mathematical physics problem,. But but that, i mean, it's interesting.
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