Skip to main content
MathOverflow
Ralf Rueckriemen's user avatar
Ralf Rueckriemen's user avatar
Ralf Rueckriemen's user avatar
Ralf Rueckriemen
Unregistered
  • Member for 12 years
Profile Activity
Stats
93
reputation
872
reached
3
answers
1
question
Communities
About
I'm currently a post-doc at RHUL, I work mostly on quantum graphs and their spectra.
Badges
This user doesn’t have any gold badges yet.
This user doesn’t have any silver badges yet.
4
bronze badges
Top tags
View all tags
3
Score
2
Posts
50
Posts %
2
Score
1
Posts
25
Posts %
0
Score
1
Posts
25
Posts %
0
Score
1
Posts
25
Posts %
0
Score
1
Posts
25
Posts %
0
Score
1
Posts
25
Posts %
Top posts
question
4
are there pairs of combinatorial graphs that are both isospectral and have the same matroid?
Dec 13, 2012
answer
3
upper bound on first non-zero eigenvalue of the Laplacian
Dec 19, 2012
answer
2
Cheeger's inequality for graphs with multiple edges and loops?
Jan 25, 2013
answer
0
Examples on small cut radius of totally convex set in non-negatively curved manifold
Jan 18, 2013