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Danu

Germany

http://physics.stackexchange.com/users/24653/danu

Hi there! I'm Danu, a Dutch PhD student in mathematics at the university of Hamburg. Very broadly, I am interested in the topology and geometry of manifolds. I would also like to understand some of the interactions between geometry and string (or gauge) theories.

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Top Questions
38 votes

How does one correctly interpret the behavior of the heat capacity of a charged black hole?

general-relativity black-holes hawking-radiation qft-in-curved-spacetime black-hole-thermodynamics asked Jul 16, 2015 at 10:39
physics.stackexchange.com

29 votes

When and how was the geometric understanding of gauge theories developed?

mathematics theoretical-physics mathematical-physics differential-geometry asked Oct 28, 2014 at 21:43
hsm.stackexchange.com

29 votes

The history of different constructions of tangent spaces

mathematics differential-geometry asked Nov 14, 2014 at 11:28
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27 votes

Can one classify partial differential equations according to the causality properties of their solutions (and if yes, then how)?

mathematical-physics causality differential-equations asked Oct 22, 2015 at 11:39
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27 votes

The path integral and Feynman diagrams

quantum-field-theory quantum-electrodynamics history path-integral feynman-diagram asked May 26, 2014 at 5:52
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25 votes

How to prove that a spacetime is maximally symmetric?

general-relativity spacetime differential-geometry symmetry asked Feb 19, 2014 at 15:14
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20 votes

How do I derive the Lorentz contraction from the invariant interval?

homework-and-exercises special-relativity spacetime metric-tensor inertial-frames asked Oct 12, 2013 at 15:29
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19 votes

Making sense of the canonical anti-commutation relations for Dirac spinors

quantum-field-theory dirac-equation spinors quantization anticommutator asked Dec 2, 2014 at 17:32
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17 votes

How to prove $(\gamma^\mu)^\dagger=\gamma^0\gamma^\mu\gamma^0$?

quantum-field-theory group-theory group-representations dirac-equation cpt-symmetry asked Dec 9, 2013 at 14:12
physics.stackexchange.com

14 votes

What exactly is the connection between the Jacobi and Bianchi identities?

general-relativity differential-geometry curvature commutator lie-algebra asked Nov 3, 2013 at 15:02
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Top Answers
94
Layman's explanation and understanding of Einstein's field equations
physics.stackexchange.com

56
Book covering differential geometry and topology for physics
physics.stackexchange.com

49
Why should any physicist know, to some degree, experimental physics?
physics.stackexchange.com

48
What led to the fall of Göttingen?
hsm.stackexchange.com

46
How can we recover the Newtonian gravitational potential from the metric of general relativity?
physics.stackexchange.com

37
Why is quantum mechanics called 0+1 dimensional QFT?
physics.stackexchange.com

33
Is it fair to judge this speedskating race by only 3 thousands of a second?
physics.stackexchange.com

31
Is it a problem with radiometric dating that carbon 14 is found in materials dated to millions of years old?
physics.stackexchange.com

29
Does gravity affect magnetism, vice-versa, or do they "ignore" each other?
physics.stackexchange.com

28
Why is the Pythagorean Theorem so ubiquitous?
hsm.stackexchange.com

25
Is the Uncertainty Principle valid for information about the past?
physics.stackexchange.com

21
How does one correctly interpret the behavior of the heat capacity of a charged black hole?
physics.stackexchange.com

20
What mathematical developments/discoveries caused imaginary numbers to gain acceptance at the time (18th century) they did?
hsm.stackexchange.com

19
How did Poincaré discover the fundamental group?
hsm.stackexchange.com

18
How to get rid of the almost invisible faint lines in the Olympic rings?
tex.stackexchange.com

18
Hilbert's reaction to Gödel's incompleteness theorems
hsm.stackexchange.com

18
Are electron fields and photon fields part of the same field in QED?
physics.stackexchange.com

18
Why are EM plane waves transverse?
physics.stackexchange.com

17
Who are some great scientists/mathematicians with not-so-great pre/mid-career credentials?
hsm.stackexchange.com

16
D'Alembertian for a scalar field
physics.stackexchange.com

15
Diffeomorphic Kähler manifolds with different Hodge numbers
mathoverflow.net

15
Hawking on Newton and the famed apple
hsm.stackexchange.com

15
How come we attribute the general theory of relativity to Einstein?
hsm.stackexchange.com

15
Why did Einstein help in the development of the Quantum theory if he didn't agree with it?
hsm.stackexchange.com

15
What symmetry is associated with conservation of Lipkin's zilch?
physics.stackexchange.com

15
How can we speak use the notion of "particle" in LHC, given that we live in a curved spacetime?
physics.stackexchange.com

14
Why do we select the metric tensor for raising and lowering indices?
physics.stackexchange.com

14
Any "connection" between uncountably infinitely many differentiable manifolds of dimension 4 and the spacetime having dimension four?
physics.stackexchange.com

14
Free Field theory to Interacting Field theory
physics.stackexchange.com

14
Suggested reading for quantum field theory in curved spacetime
physics.stackexchange.com

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