Dave Shulman's user avatar
Dave Shulman's user avatar
Dave Shulman's user avatar
Dave Shulman
  • Member for 5 years, 6 months
  • Last seen more than 1 year ago
  • Arizona, USA
39 votes
5 answers
8k views

Is spherical trigonometry a dead research area?

8 votes
1 answer
686 views

Derivations on the continuous functions of a manifold

8 votes
1 answer
530 views

Comparing the definitions of $K$-theory and $K$-homology for $C^*$-algebras

6 votes
1 answer
982 views

Unbounded version of continuous functional calculus

6 votes
1 answer
116 views

Tensoring adjointable maps on Hilbert modules

5 votes
1 answer
209 views

Zero divisors in compact quantum groups

5 votes
2 answers
578 views

Unbounded Fredholms operators

4 votes
1 answer
108 views

Graded adjointable operators on a graded Hilbert space

4 votes
2 answers
245 views

$K$-theory and surjective norm-decreasing $*$-homomorphisms between $C^*$-algebras

3 votes
1 answer
185 views

Non-point spectrum for diagonalisable self-adjoint unbounded operator

2 votes
1 answer
110 views

Extending $C^*$-norms from $*$-subalgebras

2 votes
1 answer
260 views

Closable unbounded operators and Banach space adjoints

2 votes
1 answer
777 views

Characterising closed range self-adjoint operators

2 votes
1 answer
386 views

Curvature forms of holomorphic line bundles

2 votes
0 answers
324 views

The Weyl dimension formula for fundamental weights

1 vote
0 answers
126 views

When is the zero weight space of an irreducible $\frak{sl}_{n+1}$-module non-trivial?

1 vote
0 answers
97 views

Non-Kähler Hermitian homogeneous spaces

-1 votes
1 answer
124 views

Closure of the point spectrum of an unbounded diagonalizable operator