mathwonk's latest activity
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Mmathwonk replied to the thread Undergrad Why ##a^0=1##?.This has several excellent answers and I cannot improve on them. I just have this persistent nagging voice wanting to express this...
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Mmathwonk replied to the thread Job Skills Physics Careers: Expectations vs. Reality.@Surf_and_Sky: Have you talked to anyone at the U (in Salt Lake)? That is a very dynamic place, with lots of very bright people...
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Mmathwonk replied to the thread Undergrad I don't understand Dedekind cuts.Re: post #5. Here is the usual proof that every set has more subsets than elements. If S is any set (e.g. the set of rational numbers)...
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MTalking a bit more with ChatGPT about this subject, I think I got a sort of understanding breakthrough, after understanding two key...
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Mmathwonk replied to the thread High School Abel Prize awarded, 2026, to Gerd Faltings.Thank you for drawing attention to this. Many years ago, one of my friends told me as a joke on himself, that he had been referee for...
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Mmathwonk replied to the thread Is a Prof Failing 3/4 of the Senior Year Physics Class Normal? (Stat Phy).by the way, if you decide to try this class, the fact that you know his source for the lecture material and for the exams, should make...
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Mmathwonk replied to the thread Is a Prof Failing 3/4 of the Senior Year Physics Class Normal? (Stat Phy).The way you describe it, the prof sounds very unreasonable indeed, but we have not heard his version. And at some point you should...