For questions about string theory
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set of all equi distant strings from a string is a circle or a polygon? [closed]
the fundamental particle of the universe the string quoted in string theory, do the set of these strings which are equi distant from a string do form a circle or a polygon?
0
votes
1answer
79 views
What is a good gentle introduction to the Virasoro algebra and its application in theoretical physics?
I am looking for an as gentle and pedagogical as possible introduction that explains the Virasoro algebra and its applications in theoretical physics; finally I am interested in its application in ...
1
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1answer
53 views
What's the difference between an orbifold with a conical singularity and a conifold?
In Becker, Becker, Schwarz's book 'String Theory and M-Theory: A Modern Introduction', page 360 they explain how an orbifold of $\mathbb{C}/\mathbb{Z}_{2}$ (which is equivalent to ...
8
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0answers
335 views
What Areas Should a Potential String Theorist Study at Graduate Level? [closed]
Next October I start a year long course in Cambridge, intended as preparation for a PhD.
I chose mainly pure disciplines as an undergrad (particularly topology and analysis) but I'd really like to ...
1
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1answer
98 views
Find an upper bound for lowest eigenvalue using calculus of variations.
So I'm doing a little calculus of variations on an eigenvalue problem. The goal of this is to find an upper bound for the $\omega_0$ as follows:
$\omega_0^2 \leq ...
6
votes
1answer
570 views
Algebraic Geometry in String Theory?
I'm currently studying String Theory and hope to do research in this area. I have now reached a point where even with a background in Mathematics instead of Physics, I have no clue what's going on ...
30
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4answers
2k views
String Theory: What to do?
This is going to be a relatively broad/open-ended question, so I apologize before hand if it is the wrong place to ask this.
Anyways, I'm currently a 3rd year undergraduate starting to more seriously ...
