pervect's latest activity
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Ppervect replied to the thread Undergrad Simplified Special Relativity: Looking to get roasted on this.The idea that a theory needs to be falsifiable can be traced back to the philosopher Karl Popper. This is about the philosophy of...
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Ppervect replied to the thread Undergrad Simplified Special Relativity: Looking to get roasted on this.I was thinking earlier that I should suggest you look at some of the already existing alternate formulations of special relativity...
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Ppervect replied to the thread Undergrad Do non-orthogonal coordinate systems mean dependent coordinates?.The language here is confusing. I wouldn't say that changing one coordinate result in changing another coordinate, given that changing...
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Ppervect replied to the thread High School A simple Black Hole question I can't find an answer for.I know Kip Thorne liked the BKL singularity (this was mentioned in his popularization Black Holes and Timewarps), as does Andrew...
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Ppervect replied to the thread High School A simple Black Hole question I can't find an answer for.I'm not sure why you think there is any effect other than spaghetification. I would have said that the reason people say that black...
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Ppervect replied to the thread High School Lorentz Transformation of Electric & Magnetic Fields Visualized.Could you add a brief discussion of the units you use to the instructions/descriptions? Or which unit systems are compatible with it...
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Ppervect replied to the thread High School Calculating an impossible reference frame as my own homework problem.Assuming impossible things, in general, leads to contradictions. In fact, given inconsistent assumptions, it's fairly well known that...
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Ppervect replied to the thread Undergrad Black hole questions.Not exactly. II do recall reading about acoustic models that have mathematical analogies to black holes that have been investigated...