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xkcd #2821: Path Minimization (startrek.website)
submitted 2 years ago* (last edited 2 years ago) by The_Picard_Maneuver@startrek.website to c/xkcd@lemmy.world
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Link to comic: https://xkcd.com/2821/

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[-] 6mementomori@lemmy.world 2 points 2 years ago

I'd add to this that, if I'm not mistaken, it's because light takes all possible paths and the average measured time is longer

[-] crossover@lemmy.world 2 points 2 years ago* (last edited 2 years ago)

The probability of a path it takes is the sum of all possible paths. Richard Feynman uses this exact swimmer in the water example during one of his lectures of physics.

this post was submitted on 29 Aug 2023
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