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Stefan Waldmann's user avatar
Stefan Waldmann's user avatar
Stefan Waldmann's user avatar
Stefan Waldmann
  • Member for 13 years, 10 months
  • Last seen this week
8 votes
Accepted

Lagrangian Submanifolds in Deformation Quantization

8 votes

Tools for long-distance collaboration

8 votes
Accepted

Is there dual space of the distributions $\mathcal{D}'(R)$?

8 votes
Accepted

In the dictionary between Poisson and Quantum, what corresponds to Coisotropic?

8 votes
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Quantization and noncommutative deformations

8 votes
Accepted

frechet manifolds book

8 votes

Symbol of pseudodiff operator

8 votes

What is a complex inner product space "really"?

8 votes
Accepted

Some elementary questions about deformation quantization

8 votes
Accepted

Stinespring's dilation without $C^{\ast}$-algebras

8 votes

When (why) did we allow manifolds to be non-Hausdorff and/or non-second countable?

7 votes
Accepted

Checking complete positivity of maps between C* algebras

7 votes

Elementary + short + useful

7 votes

Toy Models of Quantum Mechanics

6 votes

Groupoid actions on spaces

6 votes

German mathematical terms like "Nullstellensatz"

6 votes

Is there an integration free proof (or heuristic) that once differentiable implies twice differentiable for complex functions?

6 votes

Non degenerate representations for C*-algebras

6 votes

Why can we define the moment map in this way (i.e. why is this form exact)?

6 votes
Accepted

Formal series convergence in deformation quantization and $C^*$-condition

6 votes

How general is the convergence of the exponential function's power series?

6 votes

analysis over non-Archimedean ordered fields

5 votes
Accepted

Which commutative algebras admit a nonzero Poisson bracket?

5 votes

The role of completeness in Hilbert Spaces

5 votes

k-form: sum of wedge products of 1-forms?

5 votes

Geometry and Integrability in Other Bundles

5 votes
Accepted

Control on dimension of image

5 votes

Relation of the first Hochschild cohomology and the outer automorphism group

5 votes
Accepted

$L^2$ convergence of Schwartz functions to a Schwartz function and possibility of extracting a "nicer" subsequence?

5 votes

Formal adjoint of the covariant derivative