mcastillo356's latest activity
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mcastillo356 replied to the thread High School How does this derivative work? And why the speed of light remains?.Why in the change of variable from ##p## to ##v## vanishes ##m##. And which is the behavior of ##c##: is this last an invariant of the... -
mcastillo356 posted the thread High School How does this derivative work? And why the speed of light remains? in Calculus.Relativistic Momentum, Mass, and Energy Momentum and mass (...), the classic equations for conserving momentum and energy are not...
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mcastillo356 replied to the thread Merry Christmas.Merry Christmas from Spain.
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mcastillo356 reacted to neilparker62's post in the thread Member and Mentor Appreciation Thread with
Like.
@PeroK . Stop complaining about AI - you're better by far! -
mcastillo356 replied to the thread Member and Mentor Appreciation Thread.berkeman, pasmith, Mark44,.. So many
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mcastillo356 replied to the thread Member and Mentor Appreciation Thread.Thanks, @pervect ,@PeterDonis
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mcastillo356 reacted to FactChecker's post in the thread High School Am I understanding the concept of proper frame of reference? with
Love.
Regardless of the wording of the definition given in the Wikipedia article, I believe that the term "proper reference frame" has been... -
mcastillo356 reacted to Ibix's post in the thread High School Am I understanding the concept of proper frame of reference? with Like.
Note that the English meaning of "proper" has drifted over time to mean "correct". In this context, though, it's being used in an older...
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mcastillo356 replied to the thread High School Am I understanding the concept of proper frame of reference?.Really true. But I won't try any self made explanation. Thank you, @PeterDonis.
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mcastillo356 replied to the thread High School Am I understanding the concept of proper frame of reference?.https://en.wikipedia.org/wiki/Proper_reference_frame_(flat_spacetime)
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mcastillo356 replied to the thread High School Am I understanding the concept of proper frame of reference?.The source is Wikipedia. Thanks indeed. I'm reading a pdf of the Uned, a Spanish reliable University.. Anyhow, thank you for the advice.
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mcastillo356 replied to the thread High School Am I understanding the concept of proper frame of reference?.I`m working on the right meaning of the concept "proper". I think it doesn't refer to any acceleration, as the source I read says. At...
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mcastillo356 replied to the thread High School Am I understanding the concept of proper frame of reference?.@pervect has answered my doubts. Thanks a lot.
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mcastillo356 reacted to anuttarasammyak's post in the thread High School Am I understanding the concept of proper frame of reference? with
Informative.
Your thought about two IFRs seems OK. What’s the problem? -
mcastillo356 reacted to pervect's post in the thread High School Am I understanding the concept of proper frame of reference? with Like.
It looks more like you are trying to understand the relationship between two inertial frames of reference rather than the concept of a...