Discover and read the best of Twitter Threads about #quantumfieldtheory

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Queuing up for tonight's sold out (but streaming) Community Lecture by Fractal Faculty Professor @seanmcarroll!
🧵 Follow this thread as we look into Schröedinger's Box with @seanmcarroll (newly appointed to Chair of #NaturalPhilosphy at @johnshopkins) and learn about the #ManyWorlds hypothesis of #QuantumMechanics:

"Even if we're wrong, it's not magic, it's #physics, it's #science, and it can be understood."

"When we look at the world, we don't see the entirety of reality. What reality is, is the #superposition of the many different ways..."

"#Space is one of the many things in #reality."
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I cannot remember who and where introduced this sort of derivative regularization in #quantumfieldtheory of devergent integrals like: Image
The #regularization was like assuming that the integral is not well defined but its derivative(s) are regular. Then: Image
It as the very nice property of giving a result compatible with dimensional regularization: Image
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