robphy's latest activity
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robphy replied to the thread Site Usability nitpick -- Hyperlinks should be underlined.At the recent AAPT meeting, one of the updates to Glowscript/WebVPython is an improvement to better support accessibility. possibly... -
robphy reacted to DaveC426913's post in the thread Site Usability nitpick -- Hyperlinks should be underlined with
Like.
This came up in my job today (UXP). Never thought to raise it here on PF till now. Hyperlinks really should be underlined at all... -
robphy reacted to Frabjous's post in the thread Site Usability nitpick -- Hyperlinks should be underlined with
Haha.
I press ‘Testing:’ and nothing happens :-p -
robphy replied to the thread I Modern View of Quantum Phenomena.Conservation of Galilean-momentum holds in Galilean relativity. Conservation of relativistic-momentum holds in Special relativity...
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robphy replied to the thread How Do I Draw This Shear and Moment Diagram?.Possibly useful: https://engineeringstatics.org/Chapter_08-geogebra-interactives.html
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robphy replied to the thread B What reference frame is used for the velocity v in the Lorentz transformation?.Indeed… Draw a spacetime diagram.
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robphy reacted to Herman Trivilino's post in the thread B What reference frame is used for the velocity v in the Lorentz transformation? with Like.
That's an explanation often seen, but it can be misleading. To begin to understand this you must realize that to reach that conclusion...
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Thank you for pointing out those two articles, neither of which I had seen before. Ashtekar's article inches towards something like the...
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robphy replied to the thread I Modern View of Quantum Phenomena.Possibly interesting: On the relation between classical and quantum observables Abhay Ashtekar Comm. Math. Phys. 71(1): 59-64 (1980)...
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This is not, strictly speaking, a discussion of interpretations per se. We often see discussions based on QM as it was understood...
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One answer to the complex structure question comes from an article by Leon Cohen in Foundations of Physics 1988, "Rules of Probability...
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robphy replied to the thread A Crisis for Newly Minted CompSci Majors -- entry level jobs gone.It's like the Powers of Ten for not-testing-well. :wink:
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robphy reacted to jedishrfu's post in the thread Effects of LLMs on math learning, self taught or otherwise with Like.
LLMs are useful tools that can quiz you and prepare you for tests. There is a caveat here. It's assumed that you have some...
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https://en.wikipedia.org/wiki/Mary_K._Gaillard https://cerncourier.com/mary-k-gaillard-1939-2025/...
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robphy replied to the thread A Crisis for Newly Minted CompSci Majors -- entry level jobs gone.So, it seems "Anonymous Indians" is a "sort of AI".
