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How Our Reality May Be a Sum of All Possible Realities | Quanta Magazine

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Richard Feynman’s path integral is both a powerful prediction machine and a philosophy about how the world is. But physicists are still struggling to figure out how to use it, and what it means.

How Our Reality May Be a Sum of All Possible Realities | Quanta Magazine Home How Our Reality May Be a Sum of All Possible Realities Read Later Share Copied! Comments Read Later Read Later explainers How Our Reality May Be a Sum of All Possible Realities By Charlie Wood February 6, 2023 Richard Feynman’s path integral is both a powerful prediction machine and a philosophy about how the world is. But physicists are still struggling to figure out how to use it, and what it means. Read Later A particle’s straight-line path through space can be understood as the sum of all its possible paths. Kris

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