pines-demon's latest activity
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Ppines-demon replied to the thread History Interesting anecdotes in the history of physics?.Einstein got (Nobel) help from his dad? Albert Einstein was unable to get an assistant position while he was studying in Zurich. He...
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Ppines-demon replied to the thread Other What are some good books for learning Galois Theory?.If anybody here knows: How readable is Galois’ original work? I was wondering how much could he do without the work of Noether and Van...
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Ppines-demon replied to the thread Asimov's Foundation: Am I the only one who likes the show more?.I liked this half more than most of the stories at the end of Foundation 1. Sure but a reason was given. In the TV series there is no...
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Ppines-demon reacted to mathwonk's post in the thread Other What are some good books for learning Galois Theory? with
Like.
the difference between someone who understands Galois theory and the rest of us is illustrated by this simple question: when asked why... -
Ppines-demon replied to the thread Asimov's Foundation: Am I the only one who likes the show more?.Oh boy I finally got to watch season 2. What a fabulous... mess. I can say that: I liked most of the fabricated new plots related to...
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Ppines-demon reacted to Morbert's post in the thread Graduate Understanding Barandes' microscopic theory of causality with Like.
The interpretation would be the conceptualization of a quantum system as a system with a definite classical configuration, evolving...
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Ppines-demon replied to the thread Graduate Understanding Barandes' microscopic theory of causality.In previous threads, I have argued that it is not an interpretation in the sense that it does not claim to give an explanatory...
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Ppines-demon replied to the thread Undergrad Can (ordo) Fermions convert to Bosons?.A single fermion in vacuum cannot turn into a single boson in vacuum due to conservation laws (can you tell which?). If you want to...
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PNothing, It's for those that do not know about it, especially at the I level here or those in later undergraduate years. Thanks Bill
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Ppines-demon replied to the thread Undergrad The Power of QM and QFT.Isn’t that how we justify the whole Standard Model Lagrangian? What’s new here?
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Ppines-demon reacted to Orodruin's post in the thread Undergrad Where did the early photons go? with Like.
… shortly put: if it is infinite today, it was infinite then. But with a smaller scale factor.
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Ppines-demon reacted to phinds's post in the thread Undergrad Where did the early photons go? with Like.
Just so you're aware, that is NOT necessarily true. It is possible that the universe was infinite in extent from the beginning
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Ppines-demon reacted to Ibix's post in the thread Undergrad Where did the early photons go? with Like.
The universe was full of hot dense plasma, so they mostly got absorbed. Once the temperature dropped enough (some hundreds of thousands...
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Phttps://news.stonybrook.edu/university/c-n-yang-nobel-prize-winning-physicist-defined-stony-brooks-scientific-excellence/...
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Ppines-demon reacted to robphy's post in the thread History Interesting anecdotes in the history of physics? with
Informative.
Here's another passage that might be of interest: Thirty Years Since Parity Non-Conservation: A SYMPOSIUM FOR T. D. Lee...