MathOverflow will be down for maintenance for approximately 3 hours, starting Monday evening (06/24/2013) at approximately 9:00 PM Eastern time (UTC-4).

Stefan Waldmann

2,816
Reputation
3221 views
Is this your account?

Registered User 

Name Stefan Waldmann
Member for 2 years
Seen 1 hour ago
Website
Location Würzburg, Germany
Age 41
Interests: Mathematical Physics, Deformation Quantization, Poisson and Symplectic Geometry, Noncommutative Geometry. Fréchet algebraic deformations.
8

Questions
votes newest views recent
9
11
votes
0
answers
1k
views

Borel Lemma for vector-valued functions

dec 6 11 at 22:24 Stefan Waldmann 2,816●1●7●22

4

2
6
votes
2
answers
2k
views

Hilbert’s 17th Problem for smooth functions

oct 2 at 11:28 Peter Michor 6,428●1●15●20

6

3
4
votes
1
answer
396
views

Action of $ax+b$ with compact support

jan 27 11 at 13:43 Bill Thurston 17.8k●8●62●100

5

2

1
1
vote
1
answer
234
views

Notation for growth $a_n \le c (n!)^\epsilon$

jun 14 11 at 18:06 Pietro Majer 19.8k●1●25●70

 

67

Answers
votes newest views recent
19
What is a Lagrangian submanifold intuitively?
16
A series of articles should be published all in the same journal, or in different journals?
14
Can a sphere be a phase space?
12
Quantum mechanics formalism and C*-algebras
11
Why should one still teach Riemann integration?
11
Surprising and Useful Physical Intuition for Mathematical Objects
10
Relationship between “different” quantum deformations
9
Quantum mathematics?
9
A Book You Would Like to Write
9
Is the quantum algebra unique (up to isomorphism) in deformation quantization ?
8
“Nash Style” Embedding Theorem for Connections
8
Norm continuous infinite dimenisonal representation of a Lie group
7
Quantization and noncommutative deformations
7
Elementary+Short+Useful
6
Is there an integration free proof (or heuristic) that once differentiable implies twice differentiable for complex functions?
6
books well-motivated with explicit examples
6
Down-To-Earth Uses of de Rham Cohomology to Convince a Wide Audience of its Usefulness
6
When should a supervisor be a co-author?
6
frechet manifolds book
6
Symbol of pseudodiff operator
5
What is a complex inner product space “really”?
5
Which commutative algebras admit a nonzero Poisson bracket?
5
Groupoid actions on spaces
5
In the dictionary between Poisson and Quantum, what corresponds to Coisotropic?
5
Which functions have all derivatives everywhere positive?
5
What are your favorite instructional counterexamples?
4
Geometry and Integrability in Other Bundles
4
Reference for working with the implicit function theorem
4
Describe a topic in one sentence.
4
Why can we define the moment map in this way (i.e. why is this form exact)?
1 2 3 next

 

553

Votes
552
1

 

88

Tags
× 12
× 11
× 9
× 8
× 6
× 6
× 6
× 6
× 5
× 5
 × 4
× 4
× 4
× 4
× 3
× 3
× 3
× 3
× 2
× 2
 × 2
× 2
× 2
× 2
× 2
× 2
× 2
× 2
× 2
× 2
 × 2
× 2
× 2
× 2
× 2
× 2
× 2
× 2









 

30

Badges
● Yearling× 2
● Enlightened
● Nice Answer× 7
● Popular Question× 3
 ● Necromancer× 2
● Nice Question× 2
● Citizen Patrol
● Fanatic
 ● Organizer
● Civic Duty
● Enthusiast
● Commentator
 ● Critic
● Editor
● Supporter
● Scholar
 ● Student
● Teacher
● Autobiographer