### IBL Workshops/Lectures Seminar

#### IBL Lunch

This is the first IBL lunch of the semester. It will take place in the faculty lounge (4866 EH) from 11:30-1pm. You should feel free to come...

### Student Commutative Algebra Seminar

#### Some combinatorial objects in commutative algebra

This talk will provide some background for the commutative algebra seminar this week. I will give a brief introduction to some combinatorial...

### Student Geometry/Topology Seminar

#### Circles

Sometimes circles like to kiss. Can circles kiss in all the ways? Speaker(s): Sameer Kailasa (UM)

### Colloquium Series Seminar

#### Flag varieties and representations of p-adic groups

In the 1950s, Borel, Weil, and Bott showed that the irreducible representations of a complex reductive group can be realized in the...

### Student Homotopy Theory Seminar

#### Invitation to the simplicial world

Simplicial sets originate as combinatorial models for topological spaces, extending the more geometric notion of simplicial complexes. Since...

### Student Arithmetic Seminar

#### The BSD Conjecture

Informally, the Birch--Swinnerton-Dyer conjecture identifies the set of rational points on an elliptic curve via the order of vanishing of...

### Colloquium Series Seminar

#### NT RTG Lectures I: $2^k$-Selmer groups and Goldfeld's conjecture.

Take $E$ to be an elliptic curve over a number field whose four torsion obeys certain technical conditions. In this talk, we will outline a...

### Financial/Actuarial Mathematics Seminar

#### Optimal consumption with reference to past spending maximum

We investigate an infinite-horizon optimal consumption problem under exponential utility, together with nonnegativity constraint on...

### Analysis/Probability Seminar

#### An unexpected combinatorial property of all planar measures

We will show a counterintuitive combinatorial property of all positive planar measures which seemingly goes against a known counterexample...

### RTG Seminar on Geometry, Dynamics and Topology Seminar

#### Correlation decay for some isometric extensions of Anosov flows

I will briefly provide some historical context discussing known results on exponential correlation decay (or exponential mixing) for Anosov...

### Special Events Seminar

#### Thesis Defense: Cluster Algebras of Open Richardson Varieties

Speaker(s): Grace Ingermanson (UM)

### Topology Seminar

#### Extremal length calculations and applications to the geodesic flow

A collar neighborhood of a simple closed geodesic in a hyperbolic surface is an open neighborhood of the geodesic which is topologically an...

### Commutative Algebra Seminar

#### Measuring the Gorenstein property with the trace of the canonical module

Trace ideals can be defined for any module over a ring and have been studied in various contexts. Recently, Herzog, Hibi, and Stamate...

### Applied Interdisciplinary Mathematics (AIM) Seminar

#### Construction of H^2(curl) conforming elements and their application

In 1980 and 1986, Nedelec proposed H(curl)-conforming elements to solve electromagnetic equations that contain the "curl"...

### Combinatorics Seminar

#### Simplicial generation of Chow rings of matroids

We introduce a new presentation of the Chow ring of a matroid whose variables now admit a combinatorial interpretation via the theory of...

### Financial/Actuarial Mathematics Seminar

#### A Theory of FinTech

In this talk I will give a brief overview of current academic research on FinTech by using tools from mathematics and statistics. The topics...

### Geometry Seminar

#### Recent developments in non-negative sectional curvature

In this talk we will present some recent progress in the study of non-negatively curved manifolds. We begin with a survey of some of the...

### Group, Lie and Number Theory Seminar

#### NT RTG Lectures II: Governing fields and statistics for 8-class ranks

The following result predates our work: given a positive integer d, there is a finite Galois extension M_d of Q so that, for any prime p not...

### Junior Colloquium Series Seminar

#### Life of a Software Engineer (Invitation to Industry Series)

What is it like to be a software engineer at Google? I'll share day-in-the-life stories about the unique experience of working at...

### Special Events Seminar

#### Michigan Algebra and Number Theory Intercity Symposium

Talks will be at 10:30am, 11:45am, 2:30pm, and 4:00pm in East Hall B844. There will be coffee breaks in the morning and afternoon, and a...

### Group, Lie and Number Theory Seminar

#### NT RTG Lectures III: Sums of cocycles in collections of twists

Given nonzero integers d_1, d_2 and an elliptic curve E/Q, the Galois module E^{d_1d_2}[4] can be written as a subquotient of the Galois...

### Complex Analysis, Dynamics and Geometry Seminar

#### The Yoccoz inequality and parabolic implosion

The Yoccoz inequality provides a bound on the size of the limbs of the Mandelbrot set, however this bound is not sharp in most cases. Near...

### Student Algebraic Geometry Seminar

#### Planning Meeting

We'll plan the talks for the rest of the semester. Younger students are especially encouraged to attend; we'll try to schedule...

### Group, Lie and Number Theory Seminar

#### NT RTG Lectures IV

Speaker(s): Alexander Smith (Harvard University)

### Special Events Seminar

#### Van Eenam Lecture #1: Mathematical Aspects of Arbitrage

We introduce models for financial markets and, in their context, the notions of portfolio rules and of arbitrage. The absence of arbitrage...

### Financial/Actuarial Mathematics Seminar

#### Van Eenam Lecture 2: Conservative Diffusion as Entropic Gradient Flow

We provide a detailed probabilistic interpretation, based on stochastic calculus, for the variational characterization of conservative...

### Special Events Seminar

#### Van Eenam Lecture #2: Conservative Diffusion as Entropic Gradient Flow

We provide a detailed probabilistic interpretation, based on stochastic calculus, for the variational characterization of conservative...

### RTG Seminar on Geometry, Dynamics and Topology Seminar

#### Correlation decay for some isometric extensions of Anosov flows

I will briefly provide some historical context discussing known results on exponential correlation decay (or exponential mixing) for Anosov...

### Financial/Actuarial Mathematics Seminar

#### Van Eenam Lecture 3: The Harrison-Shepp Equation and some of Its Offspring

In a pioneering article from 1981, Harrison and Shepp provided a stochastic integral equation characterizing the skew Brownian motion of Ito...

### Differential Equations Seminar

#### Evaluating Quasi-local Angular Momentum and Center-of-Mass at Null Infinity

We calculate the limits of the quasi-local angular momentum and center-of-mass defined by Chen-Wang-Yau for a family of spacelike...

### Special Events Seminar

#### Van Eenam Lecture #3: The Harrison-Shepp Equation and some of Its Offspring

In a pioneering article from 1981, Harrison and Shepp provided a stochastic integral equation characterizing the skew Brownian motion of Ito...

### Junior Colloquium Series Seminar

#### Introduction to the Library or how your librarian can make your research easier and better and more fun

Introduction to the Library or how your librarian can make your research easier and better and more fun...

### Applied Interdisciplinary Mathematics (AIM) Seminar

#### Levitating granular cluster: typical behavior and noise-induced rare events

Granular matter is ubiquitous in nature and exhibits a variety of nontrivial phenomena. In addition, granular medium is intrinsically far...

### Combinatorics Seminar

#### Phase transition in random contingency tables with non-uniform margins

For parameters n, delta, B and C, let X be the random uniform contingency table whose first n^{delta} rows and columns have margin BCn and...

### Geometry Seminar

#### Generalized Derivatives

Quasiregular mappings are only differentiable almost everywhere. There is, however, a satisfactory replacement for the derivative at points...

### Preprint Algebraic Geometry Seminar

#### Successive minima of line bundles, following Ambro and Ito

http://front.math.ucdavis.edu/1901.09341 Speaker(s): Devlin Mallory (UM)