robphy's latest activity
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robphy replied to the thread Insights AI Enriched Problem Solving.https://www.quantamagazine.org/how-terry-tao-became-an-evangelist-for-ai-in-math-20260608/ -
robphy replied to the thread Rush Redux 2026.
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robphy replied to the thread Does the Lorentz factor aid understanding of SR, or obscure it?.This thread is about Special Relativity, where the field equations are not treated. For an introduction to Special Relativity, I would...
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robphy replied to the thread Rush Redux 2026.Rush - Tom Sawyer - 50 Something Tour - Opening Night LA KIA Forum RUSH - YYZ - Kia Forum - 6-7-26 - Inglewood Los Angeles RUSH -...
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robphy replied to the thread Does the Lorentz factor aid understanding of SR, or obscure it?.Note: special-relativity is hyperbolic-trigonometry in flat Minkowski spacetime (not curved hyperbolic geometry, unless you are talking...
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robphy replied to the thread Does the Lorentz factor aid understanding of SR, or obscure it?.The quantity it represents is important, but not necessarily expressed in terms of the spatial velocity ##v##. Indeed...
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robphy replied to the thread Insights AI Enriched Problem Solving.
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robphy replied to the thread Hi! Can someone explain about Differential Equations?.Possibly enlightening: Differential equations, a tourist's guide | DE1 3Blue1Brown
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robphy replied to the thread Playing the guitar, the difference between being good and being a genius.....(June 2026) Jamming in Guiyang with my bro @maituoguitarlujunxi Couldn’t be happier! justincaterina YouTube short: All right! I m...
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robphy reacted to symbolipoint's post in the thread Playing the guitar, the difference between being good and being a genius.... with
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#128, though haven't tried to view-listen to any of those videos, no matter the culture where a person learns something from outside... -
robphy replied to the thread Playing the guitar, the difference between being good and being a genius.....MaituoGuitar - "Hi guys, this is my guitar channel, first of all, let me introduce myself, my name is: Maituo / Chinese name: Lv Junxi...
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robphy replied to the thread Undergrad Why did the photon lose its license?.In addition, what is also overlooked is that those events are still causally ordered. For two null-related events, one event is in the...
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robphy reacted to PeterDonis's post in the thread Undergrad Why did the photon lose its license? with Like.
Neither of these are correct. What is correct is that "proper time" and "proper distance" are undefined for light. Lightlike objects in...
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robphy replied to the thread Playing the guitar, the difference between being good and being a genius.....(2020) Al Di Meola talks about Matteo Mancuso (2020) Joe Bonamassa talks about Matteo Mancuso - (2024) Joe Bonamassa & Matteo Mancuso...
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robphy replied to the thread Playing the guitar, the difference between being good and being a genius.....(2022) Al Di Meola & Matteo Mancuso - live @ Eddie Lang Jazz Festival 2022 - Monterodu (2026) Are There Any Guitarists Better Than...