PeterDonis's latest activity
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PeterDonis replied to the thread Why does my loop run slower with larger lists in Python?.Can you be more precise? What execution time are you expecting to see? -
PeterDonis replied to the thread High School Red shifted tired light doubts.An off topic subthread has been deleted. Thread reopened. Please keep discussion focused on the thread topic.
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PeterDonis replied to the thread High School Red shifted tired light doubts.Thread closed for moderation.
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PeterDonis replied to the thread Volume with spherical coordinates.The OP question has been addressed. Thread closed.
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PeterDonis replied to the thread High School Red shifted tired light doubts.Posting further along these lines will get you a warning. Please be advised.
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PeterDonis replied to the thread High School Red shifted tired light doubts.Disagreeing that tired light has been debunked is not a viable position here. That's correct. And our best current models all take that...
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PeterDonis reacted to Bandersnatch's post in the thread High School Red shifted tired light doubts with
Like.
Wright's tutorial pages list issues with tired light. https://www.astro.ucla.edu/~wright/tiredlit.htm It's good to keep those in mind as... -
PeterDonis replied to the thread High School Red shifted tired light doubts.We don't do discussions by proxy here. If your friend wants to ask about this here, he can open his own PF account. That said, your own...
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PeterDonis replied to the thread Graduate Assumptions of Hawking-Penrose 1970 Singularity Theorem.Sure, that's fine.
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PeterDonis replied to the thread Graduate Assumptions of Hawking-Penrose 1970 Singularity Theorem.Ah, sorry, I was misinterpreting what you meant by "draw a line under". You meant "no need to discuss any more". I thought you meant...
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PeterDonis replied to the thread Undergrad Angular Momentum Vector and Its Magnitude.Who cares? The system isn't in a "configuration", it's in a quantum state. Write down a quantum state that satisfies your constraint and...
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PeterDonis replied to the thread Graduate Assumptions of Hawking-Penrose 1970 Singularity Theorem.Why do you think this is "worth drawing a line under"?
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PeterDonis replied to the thread I can no longer render LaTeX.Looks ok now, yes.
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PeterDonis replied to the thread I can no longer render LaTeX.Testing: ##p = w \rho##.
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PeterDonis replied to the thread I can no longer render LaTeX.I'm having a somewhat different problem: whatever is going on in the editor changes my LaTeX to symbols like those from the "insert...