CURRENT RESEARCH

Joint with Jay H. Beder (UW-Milwaukee)
Invariance of generalized wordlength patterns.
PDF
Submitted for publication.

Stable Hilbert series of S(g)^K for classical groups. PDF
To Appear in the Journal of Algebra

Joint with Ian M. Musson (UW-Milwaukee)
Invariant Differential Operators and FCR factors of Enveloping algebras. PDF
To Appear in Communications in Algebra.

Joint with Gregg Zuckerman (YALE)
1. Small semisimple subalgebras of semisimple Lie algebras. PDF
Paper To Appear in the proceedings for the Roger Howe 60th birthday conference.
2. A generating function for Blattner's formula.  PDF
To Appear in the Proceedings of the American Mathematical Society

Joint with Roger Howe (YALE) and Eng-Chye Tan (National University of Singapore)
1. Stable Branching Rules for Classical Symmetric Pairs.  PDF
Transactions of the AMS.
2. Reciprocity Algebras and Branching for Classical Symmetric Pairs. PDF
To Appear in the proceedings for the conference in honor of Hermann Weyl.
3. A Basis for the GLn Tensor Product Algebra.  PDF
Advances in Mathematics.
4. The Stability of Graded Multiplicity in the Setting of the Kostant-Rallis Theorem. PDF
To Appear in the Journal of Transformation Groups.

Joint with Thomas Enright (UCSD):
1. Hilbert series, Howe duality and branching rules. PDF
Proceedings of the National Academy of Sciences.
2. Hilbert series, Howe duality and branching rules for the classical groups. PDF
Annals of Mathematics.

An Application of the Littlewood Restriction Formula to the Kostant--Rallis Theorem. PDF
Transactions of the AMS.

A stable range for dimensions of homogeneous O(n)-invariant polynomials on the n x n matrices. PDF
Journal of Algebra.

Joint with Nolan R. Wallach (UCSD).
On Some q-Analogs of a Theorem of Kostant-Rallis. PDF
Canadian Journal of Mathematics.