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40
Proofs without words
21
An example of a beautiful proof that would be accessible at the high school level?
15
Can infinity shorten proofs a lot?
13
Mathematical explanation of the failure to quantize gravity naively
10
The concept of Duality
10
The Speed of Gravitational Waves in General Relativity
10
“Cohomology at the infinity”: what does one call it
10
Is there anyway to rewrite a partial differential equation using language of differential forms, tensors,.etc
9
Which differential equations allow for a variational formulation?
8
How can simple physical “proofs” of mathematical facts be made rigorous?
6
Elementary+Short+Useful
6
Resources for special functions, integral identities
6
Higgs mechanism from a deformation quantization point of view
6
An algebra of “integrals”
6
An integral with Gamma functions
5
Spectral theorem for self-adjoint differential operator on Hilbert space
5
Asymptotic decay for the wave equation
5
Fundamental motivation for several complex variables
5
Where should I learn about immersion theory?
5
Seeing topological (geom.) properties of the space via corresponding C^*-algebra
5
Mathematical foundations of Quantum Field Theory
5
Where else do the (topology) separation axioms turn up?
5
Uniqueness of analytic continuation on a domain of C^n.
5
How can I conclude that I live in a solar system?
5
Wightman fields vs local functionals vs operators
4
The Lagrangian formulation of mechanics without going through variational principles.
4
probability and math puzzle books/references
4
Open problems in PDEs, dynamical systems, mathematical physics
3
naked singularity and null coordinates
3
What do correlation functions compute in CFT?
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