Sagittarius A-Star's latest activity
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Sagittarius A-Star replied to the thread Graduate Can a causal or time-like structure emerge without assuming a metric?.In classical physics, the only "asymmetric" law, which contains an arrow of time, is the the second law of thermodynamics. -
Sagittarius A-Star replied to the thread Is A.I. more than the sum of its parts?.I have the suspicion, that the following physics videos are also AI fake: https://www.youtube.com/@TheUniverseAccordingtoSusskind...
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Sagittarius A-Star reacted to robphy's post in the thread Graduate Dirac's 1958 lecture on spinors with
Informative.
From https://www.nobelprize.org/uploads/2024/02/penrose-lecture.pdf You can read this 1936 Dirac reference here... -
Sagittarius A-Star reacted to Ibix's post in the thread Undergrad Why can coefficient "a" between spacetime intervals depend on velocity between systems? with
Like.
Relative velocity means the velocity one thing measures the other to have. Here, you've calculated the velocity difference between two... -
Sagittarius A-Star replied to the thread Undergrad Why can coefficient "a" between spacetime intervals depend on velocity between systems?.The absolute value of relative velocities is in both cases not ##4m/s##. If the individual velocities of your 4 frames refer to a...