FSUMATH

Seminars for Pure Mathematics


Nov 19
Analysis & PDE
Time: 2:30-3:30
Location: 104 LOV
 
Nov 15
Michael Niemeier (Florida State University)
Central Extensions of Simplicial Groups, II
Algebra
Time: 3:35
Location: LOV104
We will begin by discussing some background needed for simplicial groups and simplicial groupoids. We will then show that there is a correspondence between central extensions of simplicial groups A-->... More
 
Nov 13
Anindya Chanda (FSU)
Gromov Boundary of Hyperbolic Groups
Geometry and Topology Seminar
Time: 3:35p
Location: LOV 201
Geometric Group Theory is one of the most explored topic in Mathematics for last few decades. In this topic we mostly try to find connections between abstract algebraic properties of groups and geome... More
 
Nov 8
Michael Niemeier (Florida State University)
Central Extensions of Simplicial Groups
Algebra
Time: 3:35
Location: 104 LOV
We will begin by discussing some background needed for simplicial groups and simplicial groupoids. We will then show that there is a correspondence between central extensions of simplicial groups A-->... More
 
Nov 7
Ben Prather
TBA
Algebras and Analysis
Time: 3:35
Location: 201 love
 
Nov 1
Tyler Foster (Florida State University)
The work of Katz, Rabinoff, and Zureick-Brown on rational point counts in algebraic curves, III
Algebra
Time: 3:35
Location: 104 LOV
I plan to talk about relatively recent work of E. Katz, J. Rabinoff, and D. Zureick-Brown. These three authors established a uniform bound on the number of rational points in smooth projective algebra... More
 
Oct 31
Y. Almalki
Field extensions and valuation rings II
Algebras and analysis
Time: 3;35
Location: 201 love
 
Oct 30
John Bergschneider (FSU)
2-Stratifolds
Geometry and Topology Seminar
Time: 3:35p
Location: 201
2-Stratifolds are a generalization of surfaces where there is a family of disjoint simple closed curves where several sheets meet. They are able to be represented as

bipartite graphs from which... More
 
Oct 26
Osman Okutan (Ohio State)
Metric Graph Approximations of Geodesic Spaces
Topology and Geometry Seminar
Time: 1:25
Location: 201
A standard result in metric geometry is that every compact geodesic metric space can be approximated arbitrarily well by finite metric graphs in the Gromov-Hausdorff sense. It is well known that the f... More
 
Oct 25
Shayea Aldossari (Florida State University)
Methods for Simplifying Differential Equations
Algebra
Time: 3:35
Location: LOV104
 
Oct 24
Y. Almalki
Field extensions, valuation rings and Riemann surfaces I
algebras and analysis
Time: 3:35
Location: 102 love
 
Oct 23
Thanittha Kowan (FSU)
Average Kissing Numbers For Non-Congruent Sphere Packings
Topology and Geometry Seminar
Time: 3:35
Location: 201
I will introduce a definition of kissing numbers of a sphere packings in 3-dimensional real space.

We will talk about Greg Kuperberg and Oded Schramn’s Theorem showing that the average number... More
 
Oct 18
Lydia Eldredge (Florida State University)
Mahler Measure and Lehmer's question
Algebra
Time: 3:35
Location: LOV104
For a monic polynomial in Z[x], the Mahler measure is the product, taken over all roots r, of max{1,|r|}. In some sense, this measures how far a polynomial is from being cyclotomic. We know, from Kro... More
 
Oct 17
Y. Almalki
Riemann surfaces - A comparison of definitions
Algebra and Analysis
Time: 3:35
Location: 201 love
 
Oct 10
Y. Almalki
Riemann surfaces : an algebraic view
Algebras and Analysis
Time: 3:35
Location: 201 Love
 
Oct 9
Ettore Aldrovandi (FSU)
Homotopy theoretic aspects of central extensions
Topology and Geometry Seminar
Time: 3:35p
Location: 201
The classification of central extensions of a group $G$ by a

(necessarily abelian) group $A$ is very well understood from both the

Algebra and Geometry viewpoints. Indeed, one of the mos... More
 
Oct 4
Tyler Foster (Florida State University)
The work of Katz, Rabinoff, and Zureick-Brown on rational point counts in algebraic curves, II
Algebra
Time: 3:35
Location: LOV104
I plan to talk about relatively recent work of E. Katz, J. Rabinoff, and D. Zureick-Brown. These three authors established a uniform bound on the number of rational points in smooth projective algebra... More
 
Oct 3
Craig A.Nolder
Gelfand-Naimark Theorem
Algebras and Analysis
Time: 3:35
Location: 201 Love
 
Sep 27
Grayson Jorgenson (Florida State University)
Equivariant intersection theory and the Segre zeta function, II
Algebra
Time: 3:35
Location: LOV104
We will discuss the idea of the Segre zeta function which in the case of closed subschemes of projective spaces explains how Segre classes behave under the operation of taking cones. Following this, w... More
 
Sep 26
Craig A. Nolder
C*-algebras and the Gelfand-Naimark Theorem
Algebras and Analysis
Time: 3:35
Location: 201 love
We begin our study of noncommutative geometry by roughly following the book, Basic Noncommutative Geometry, M. Khalkhali.
 
Sep 25
Alex White (FSU)
Central Strips of Sibling Leaves in Laminations of the Unit Disk
Topology and Geometry Seminar
Time: 3:35
Location: 201
Quadratic laminations of the unit disk were introduced by Thurston as a vehicle for understanding the Julia sets of quadratic polynomials and the parameter space of quadratic polynomials. The Central ... More
 
Sep 20
Tyler Foster (Florida State University)
The work of Katz, Rabinoff, and Zureick-Brown on rational point counts in algebraic curves
Algebra
Time: 3:35
Location: LOV104
I plan to talk about relatively recent work of E. Katz, J. Rabinoff, and D. Zureick-Brown. These three authors established a uniform bound on the number of rational points in smooth projective algebra... More
 
Sep 18
Alex White (FSU)
Central Strips of Sibling Leaves in Laminations of the Unit Disk
Topology and Geometry Seminar
Time: 3:35
Location: 201
Quadratic laminations of the unit disk were introduced by Thurston as a vehicle for understanding the Julia sets of quadratic polynomials and the parameter space of quadratic polynomials. The Central ... More
 
Sep 17
Alexander Reznikov
Sparce domination of singular integrals
Analysis & PDE
Time: 2:30-3:30
Location: 104 LOV
We will make the first step towards understanding the recent article on Matrix Weighted Estimates for singular integral operator.





We will begin by presenting the classical sparc... More
 
Sep 13
Grayson Jorgenson (FSU)
Equivariant intersection theory and the Segre zeta function
Algebra
Time: 3:35
Location: LOV104
We will discuss the idea of the Segre zeta function which in the case of closed subschemes of projective spaces explains how Segre classes behave under the operation of taking cones. Following this, w... More
 
Sep 11
Sam Ballas (FSU)
Geometric Structures via Flags
Topology and Geometry Seminar
Time: 3:35
Location: 201
Roughly speaking a geometric structure is a recipe for gluing together pieces of a geometric space using geometry preserving maps to build a manifold with interesting topology. Some classical examples... More
 
Sep 6
Paolo Aluffi (Florida State University)
Chern classes of embeddable schemes
Algebra seminar
Time: 3:35
Location: 104 LOV
We prove a formula computing the Chern-Schwartz-MacPherson (CSM) class of an arbitrary subscheme of a nonsingular variety in terms of the Segre class of an associated scheme. This formula generalizes ... More
 
Sep 4
Ben Prather (FSU)
The Symmetry of the Octonions
Topology and Geometry Seminar
Time: 3:35p
Location: 201
The octonions are noted for there exceptional symmetry. This can be expressed by examining the size of automorphism group relative to other algebras of a similar size. In particular, the automorphism ... More
 
Sep 3
Analysis&PDE (moved to next week)
Analysis and PDE
Time: 2:30
No location for this even specified.
We will choose a topic to discuss first.