Award Abstract # 2401514
Wonderful Varieties, Hyperplane Arrangements, and Poisson Representation Theory

NSF Org: DMS
Division Of Mathematical Sciences
Recipient: LOUISIANA STATE UNIVERSITY
Initial Amendment Date: April 16, 2024
Latest Amendment Date: April 16, 2024
Award Number: 2401514
Award Instrument: Continuing Grant
Program Manager: James Matthew Douglass
mdouglas@nsf.gov
 (703)292-2467
DMS
 Division Of Mathematical Sciences
MPS
 Directorate for Mathematical and Physical Sciences
Start Date: July 1, 2024
End Date: June 30, 2027 (Estimated)
Total Intended Award Amount: $298,659.00
Total Awarded Amount to Date: $149,329.00
Funds Obligated to Date: FY 2024 = $149,329.00
History of Investigator:
  • Ana Balibanu (Principal Investigator)
    ana@math.lsu.edu
Recipient Sponsored Research Office: Louisiana State University
202 HIMES HALL
BATON ROUGE
LA  US  70803-0001
(225)578-2760
Sponsor Congressional District: 06
Primary Place of Performance: Louisiana State University
202 HIMES HALL
BATON ROUGE
LA  US  70803-0001
Primary Place of Performance
Congressional District:
06
Unique Entity Identifier (UEI): ECQEYCHRNKJ4
Parent UEI:
NSF Program(s): ALGEBRA,NUMBER THEORY,AND COM,
EPSCoR Co-Funding
Primary Program Source: 01002425DB NSF RESEARCH & RELATED ACTIVIT
01002526DB NSF RESEARCH & RELATED ACTIVIT
Program Reference Code(s): 9150
Program Element Code(s): 126400, 915000
Award Agency Code: 4900
Fund Agency Code: 4900
Assistance Listing Number(s): 47.049, 47.083

ABSTRACT

Geometric representation theory studies the algebraic structures formed by symmetries of geometric objects. It has connections with many areas of algebra and geometry, including algebraic combinatorics, algebraic geometry, mathematical physics, and symplectic geometry. The present project will explore this rich interplay by developing new representation-theoretic objects in algebraic and symplectic geometry. It will also provide research training opportunities for graduate students.

In more detail, the project will focus on three interrelated problems. The first project is to introduce a new class of additive analogues of spherical varieties, constructed using degenerations motivated by the theory of Poisson-Lie groups. The second is to explore matroid Schubert varieties and their connections to toric geometry. The third is to develop new connections between Poisson geometry and symplectic representation theory by studying groupoids associated to symplectic resolutions. This project is jointly funded by the Algebra and Number Theory program and the Established Program to Stimulate Competitive Research (EPSCoR).

This award reflects NSF's statutory mission and has been deemed worthy of support through evaluation using the Foundation's intellectual merit and broader impacts review criteria.

Please report errors in award information by writing to: awardsearch@nsf.gov.

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