Mathematica
Meta user
Network profile
1,390
reputation
11
21

David E Speyer

Professor of Mathematics at the University of Michigan. My research interests are in combinatorial algebraic geometry, particularly Schubert calculus, matroids and cluster algebras. I also enjoy thinking about number theory and computational mathematics.

Disclaimer: I have 10 years of answers on MO. I do not feel obliged to respond to every comment I get.

10
answers
5
questions
~111k
people reached

Communities (22)

Top network posts

Top tags (29)

Score 20
Posts 1
Posts % 7
Score 20
Posts 1
Score 16
Posts 2
Score 15
Posts 1
Score 13
Posts 2
Score 10
Posts 2
View all tags →

Top posts (15) All Questions Answers | Votes Newest

76 What are the most common pitfalls awaiting new users? Feb 18 '13
20 No response to an infinite limit Dec 17 '13
20 Is there a clean way to extract the subspaces invariant under a list of matrices? Aug 15 '12
15 How can I rationalize the denominator of an expression? Aug 26 '12
11 Why can't I use Sequence to perform a Select like task? [duplicate] Nov 13 '12
10 How to express the original ideal elements in the Groebner basis? Aug 14 '12
9 Which DirichletCharacter is KroneckerSymbol? Mar 12 '13
8 FourierSeries for rational function looks wrong May 15 '13
7 Testing for primality in quadratic rings? Feb 18 '13
6 How does RootOfUnityQ work? Aug 15 '12
View all questions and answers →

Badges (32)

Gold

—

Silver

11

Rarest

Bronze

21

Rarest

View all badges →