2026-03-23 04:05 UTC
@dpiponi I really like this! I too am often frustrated by the "just do analytic continuation" argument there, but this feels much more physically motivated. Perhaps I should get around to properly reading Tao's stuff on the subject.
Replies (1)
-
@dpiponi@mathstodon.xyz 2026-03-23 04:24
@yakmacker Note that some physicist derivations do give the energy as a difference between a sum and an integral but (1) I honestly found those derivations hard to read and they buried the lede and (2) here we're connecting the two different approaches without magic.