5min chapter

Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas cover image

AMA | December 2022

Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas

CHAPTER

Is It Possible to Model the World to First Order in Feynman Diagram Language?

In quantum mechanics, in Feynman diagram language, there are electromagnetic interactions that are proportional to alpha. If you're weakly coupled on one side of the duality, you're strongly coupled on the other. In this strong coupling world, it's just harder to make sense of the world. Maybe I am a Boltzmann brain in a vat or maybe I live in a whole simulation and the world was created last Thursday. But there's no way to go through life without using some kind of logic.

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