Mathematics
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LJR's user avatar
LJR's user avatar
LJR
  • Member for 12 years, 7 months
  • Last seen this week
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About

I study representation theory, cluster algebras, quantum groups, mathematical physics, semigroups.

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All Questions Answers
Score Newest
question
29
Is $A \times B$ the same as $A \oplus B$?
Mar 29, 2013
question
22
Difference between free groups, free product of two groups, tensor product of two infinite cyclic groups
Mar 6, 2012
question
15
Taylor series in two variables
Oct 3, 2011
question
15
Does every algebraically closed field contain the field of complex numbers?
Apr 18, 2013
question
13
How to prove a Wronskian identity?
Jan 29, 2012
question
13
What is the differences between scheme-theoretical intersection and set-theoretical intersection?
Aug 30, 2011
question
11
What are elements in $SU(1, 1)$?
Nov 5, 2012
question
11
Properties of the longest element in a Weyl group
Aug 25, 2011
question
11
Is supercuspidal representation the same as cuspidal representation?
Jun 5, 2014
question
10
What is the relationship between the root lattice and weight lattice?
May 23, 2011
Top network posts
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41
Why we need to study representations of matrix groups?
17
Reference request: Grassmannian and Plucker coordinates in type B, C, D
15
Decompose tensor product of type $G_2$ Lie algebras.
14
Is there some relation between cluster algebras and crystal graphs?
11
The concept "conjugate class" in monoids.

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