Sagittarius A-Star's latest activity
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Sagittarius A-Star replied to the thread Undergrad Linear vs rotary motion.Mach described it in the following way: Source (chapter 2 "Nonrelativistic Machian Theories" , page 109)... -
Sagittarius A-Star reacted to Filip Larsen's post in the thread Undergrad Linear vs rotary motion with
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As I read it, the OP is effectively asking if Mach's principle holds or not. -
Sagittarius A-Star reacted to FactChecker's post in the thread Undergrad Derive the Lorentz transformation in Minkowski four-dimensional spacetime spacetime with
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This is now my favorite video explanation of the Minkowski diagram. It is great that a school like Stanford makes this available on the... -
Sagittarius A-Star replied to the thread Undergrad Derive the Lorentz transformation in Minkowski four-dimensional spacetime spacetime.Derivation of the Lorentz transformation in Minkowski spacetime diagrams: -
Sagittarius A-Star replied to the thread Undergrad Derive the Lorentz transformation in Minkowski four-dimensional spacetime spacetime.The ##x'## axis rotates counter-clockwise (hyperbolic rotation of the coordinate system), see https://www.geogebra.org/m/NnrRvA46 Also... -
Sagittarius A-Star reacted to PeterDonis's post in the thread Undergrad Revisiting the Light Clock with
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You're wrong because you're using the wrong tools for the job you're trying to do. You haven't done what I strongly advised you to do in... -
Sagittarius A-Star replied to the thread Undergrad Revisiting the Light Clock.The usual light clock does not contain sources of light located on a flat inclined surface. Both mirrors are oriented horizontally. I... -
Sagittarius A-Star replied to the thread Undergrad Revisiting the Light Clock.This doesn't exist. But you can for example approximate locally a (small) segment of a spherical wave-front by a plane, because the... -
Sagittarius A-Star reacted to A.T.'s post in the thread Undergrad Revisiting the Light Clock with
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That's nice. But what is missing, is a systematic approach: 1) Define the full scenario in one frame. 2) Use the full Lorentz... -
Sagittarius A-Star reacted to weirdoguy's post in the thread Undergrad Revisiting the Light Clock with
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Besides all above, I think that your attitude towards this problem is what holds you back, even at the subconsious level. You are wrong...
