user14920251's latest activity
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user14920251 reacted to ohwilleke's post in the thread A LQG Legend Writes Paper Claiming GR Explains Dark Matter Phenomena with
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A new group of investigators are attempting something similar to Deur's work, which seeks to explain dark matter phenomena with general... -
My dad was a pistol, that makes me a son of a gun...
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Today I learned that 23! is 25,852,016,738,884,976,640,000 which has, coincidentally, 23 digits. The same coincidence does not occur in...
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Every day we learn new things. Sometimes it's just a small fact or realization. No matter how trivial or random, let's start recording...
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user14920251 reacted to Asaad-Hamad's post in the thread I Can this experiment break Lorentz symmetry? with Like.
1. The Big Idea: According to Einstein’s relativity, all motion is relative. You can’t tell if you’re moving at a constant velocity...
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user14920251 reacted to PeterDonis's post in the thread I How do Tensors "work" in relation to linear algebraic objects? with Like.
"Linear algebra" is not the same as "matrix algebra". Column vectors, row vectors, and matrices are just one possible representation of...
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user14920251 reacted to Sciencemaster's post in the thread I How do Tensors "work" in relation to linear algebraic objects? with Like.
I've been reviewing some introductory tensor stuff, and I've come to the realization that some of the things tensors do confuse me. For...