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Mathematics
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Isabella's user avatar
Isabella
  • Member for 2 years, 4 months
  • Last seen more than a month ago
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Top posts
question
11
Is there an invariant way to derive the energy-momentum tensor?
Feb 28, 2023
question
5
How to derive the Sommerfeld radiation condition from the resolvent?
Apr 22, 2022
question
5
Are manifolds with the same constant scalar curvature locally isometric?
Aug 29, 2022
question
4
If an abelian group contains at most $n$ elements of order divisible by $n$, is it cyclic?
Feb 19, 2023
question
4
Does a weak solution have weak derivatives?
Apr 29, 2023
question
3
If $w \ge 0$ and $\mu$ is a finite measure on $X$ with $\mu(w = 0) \ge \mu(X)/2$, is $\mu(w > t) \le 2 \mu(|w - c| > t/2)$?
Jan 11, 2023
question
2
How much does the Lie algebra of Killing fields constrain the metric?
Dec 16, 2022
question
2
What are the radial geodesics of $g = dr^2 + s_c(r)^2 \hat g$?
Jan 6, 2023
question
0
Why isn't the splitting field always Galois?
Feb 12, 2023
question
0
Are all extensions of fields of characteristic $0$ separable?
Feb 20, 2023