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Clemens Sämann's user avatar
Clemens Sämann's user avatar
Clemens Sämann
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I am PostDoc at the University of Oxford and interested in mathematical problems in the theory of general relativity, especially spacetimes with low-regularity metrics and synthetic approaches to Lorentzian geometry.

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All Questions Answers
Score Newest
answer
7
Existence and uniqueness of geodesics in low regularity
Jun 8, 2018
answer
6
Do (3+1)-dimensional Lorentzian manifolds admit unique smoothings?
Jun 18, 2019
answer
5
On the causal structure of spacetimes: piecewise $C^1$, $C^k$ or $C^\infty$?
Mar 5, 2019
answer
5
A generalized norm function in $\mathbb{R}^n$
Apr 12, 2021
answer
5
Is the proof in "On Hilbert’s 8th Problem" published on Brazilian Journal of Probability and Statistics correct?
May 1, 2022
answer
3
Reference for the fact that the images of the narrow and wide Denjoy integrals are respectively $ACG_\ast$ and $ACG$?
Feb 19, 2014
answer
3
Subset of causal spacetime+Imprisonment Condition+Compact Closure -> Stably Causal spacetime?
Aug 13, 2014
answer
3
Caratheodory equations
Aug 19, 2014
answer
3
Conditions on a Lorentzian manifold to ensure existence of global proper-time foliation?
Aug 13, 2015
answer
2
Schwartz distributions, Colombeau algebra and applications
Jun 26, 2018

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