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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.

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Top posts (40)

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60 Request to keep an eye out for PROMYS admissions problems Mar 4
57 Request for my id to be deleted Sep 30 '12
41 Are questions of the form “has this ever been studied?” appropriate? Jan 28 '13
35 What is the relation between Latex and MathJax? Sep 19 '12
32 What do we do with users who post numerous unlabeled homework questions? Feb 13 '11
29 Would it be OK to ask people not to vote up my partial answer to a really good question? Apr 1 '13
23 SE site for “interesting mathematics” Mar 19 '13
22 How to Say “Thank You!” Feb 16 '12
21 Am I the only one getting addicted to this site? How do you manage time doing other things? Mar 22 '12
20 Do we need the “cite” link below every post? Sep 30 '15
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