Today's video is about my most favorite physics concepts of all, the principle of least action
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Variational principles are awesome! Wouldn't have gotten a physics degree if I hadn't read about them in QED.
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Great video, thank you!
I was just missing one final paragraph as a summary WHY the principle of least action is the closest to a theory of everything.
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Because it describes everything! But, yes, you are right, I should have closed with a paragraph on that 🫤
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Where would you dissipate the heat removed to, in order to reach zero degrees Kelvin?
Unfathomable. Outer space is 3 degrees K.
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twitter.com/rainmaker1973/
Now I’m seeing least action everywhere
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All roads lead to Rome, but some are faster
buff.ly/2Nsqt5Z [gif from @tweetsauce, video: buff.ly/2kg0TTs]
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Greg Egan's Orthogonal series is about a universe where this principle works differently.
goodreads.com/series/59462-o
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Interesting I’ll have to check this out. Dr. Matt O’Dowd of PBS Spacetime did an episode on this very subject:
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