## Colloquium

##### Thursday, April 23, 2015 at 3:30p.m.

#####
**Cedric Villani**
(*Institut Henri Poincar\'e, Paris*)

### Monday, 20 April 2015

#### Topology Seminar

*Moment graphs and the wonderful compactification*at 2:30p.m. in VinH 570

**Omar Ortiz**(

*University of Western Ontario*)

The wonderful compactification X of a semisimple group of adjoint type was first constructed by De Concini and Procesi in 1983 and has been extensively ...
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#### Automorphic Forms and Number Theory

#### Reading seminar on algebraic and arithmetic geometry

### Tuesday, 21 April 2015

#### Geometric Analysis Learning Seminar

*Gauduchon metric with prescribed volume form*at 10:00a.m. in VinH 364

**Jun Li**(

*U of M Mathematics Department*)

### Wednesday, 22 April 2015

#### Math Physics Seminar

*Separation of variables, superintegrability and Bôcher contractions.*at 12:20p.m. in VinH 570

**Willard Miller**(

*University of Minnesota*)

Quantum superintegrable systems are exactly solvable quantum eigenvalue problems. Their solvability is due to symmetry, but the symmetry is often “hidden”. The symmetry generators of ...
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#### Reading seminar on algebraic and arithmetic geometry

### Thursday, 23 April 2015

#### Math Club Seminar

*Asymptotic questions in number theory*at 12:20p.m. in VinH 570

**Craig Westerland**(

*University of Minnesota*)

This will be a talk about a collection of questions in algebraic number theory that range in age from conjectures of Gauss at the turn ...
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#### Colloquium

*Synthetic theory of Ricci curvature: When Monge meets Riemann*at 3:30p.m. in VinH 16

**Cedric Villani**(

*Institut Henri Poincar\'e, Paris*)

### Friday, 24 April 2015

#### Probability Seminar

*Approximating the covariance matrix with heavy tailed columns and RIP.*at 2:30p.m. in VinH 311

**Alexander Litvak**(

*University of Alberta, Edmonton*)

Let $A$ be a matrix whose columns $X_1,\dots, X_N$ are independent random vectors in $\R^n$. Assume that $p$-th moments of $\langle X_i, a\rangle$, $a\in S^{n-1}$, ...
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#### Combinatorics Seminar

*Representation theory of combinatorial categories*at 3:35p.m. in VinH 570

**John Wiltshire-Gordon**(

*University of Michigan*)

Given an interesting sequence of objects X_0, X_1, X_2, ... , it's fun to ponder: is that subscript just a natural number, or is it ...
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#### Math Biology Seminar

*Using mathematical modeling to generate testable biological hypotheses driven by in vivo imaging data.*at 3:35p.m. in VinH 209

**Russell C. Rockne**(

*City of Hope, Beckman Research Institute*)

Routine and advanced imaging is often used in clinical and research contexts to answer questions and provide characterizations of biological systems, such as cancer. Functional ...
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#### MCFAM Seminar

*Valuing Convertible Bonds with Dividend Protections*at 5:30p.m. in VinH 16

**Dr. Jing Wang**(

*Pine River Capital Management: https://pinerivercapital.com/*)

We will give an overview of convertible bond market, and in particularly valuation methods used in the industry. We will also introduce a new method ...
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