## Colloquium

### Monday, 2 May 2016

#### IMA Postdoc Seminar

#### Topology Seminar

*Topology Seminar - TBA*at 2:30p.m. in VinH 364

Please send an email to cwesterl@umn.edu for more information.

#### Automorphic Forms and Number Theory

*Extensions of restrictions of unbounded operators*at 3:35p.m. in VinH 301

**Paul Garrett**

Please send an email to garrett@umn.edu for more information.

### Tuesday, 3 May 2016

#### Climate Seminar

*Climate Seminar - TBA*at 11:15a.m. in VinH 570

Please send an email to mcgehee@umn.edu for more information.

#### Differential Geometry / Symplectic Topology Seminar

*Differential Geometry and Symp. Topology*at 1:25p.m. in VinH 570

Please send an email to lixxx248@umn.edu for more information.

#### IMA Data Science Lab Seminar

*Shuzhong Zhang: New Variants and Convergence Properties of the Alternating Direction Method of Multipliers (ADMM)*at 1:25p.m. in Lind 305

Shuzhong Zhang (University of Minnesota, Twin Cities) The Alternating Direction Method of Multipliers (ADMM) has been a very popular choice for solving large scale constrained ...
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Please send an email to lerman@umn.edu for more information.

#### Math Bio Work-in-progress

*Math Bio Work-in-progress--A Computational Study of Cortical Spreading Depression*at 2:30p.m. in VinH 203A

**Rosemary O'Connell**(

*University of Minnesota, Twin Cities*)

Spreading depression (SD) is a pathological phenomenon of the central nervous system in which normal cellular function is disrupted by a prolonged depolarization, which spreads ...
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Please send an email to nykamp@umn.edu for more information.

### Wednesday, 4 May 2016

#### AMS Student Chapter Seminar

*AMS Student Seminar - TBA*at 12:20p.m. in VinH 313

Please send an email to wil00108@umn.edu for more information.

#### Student Symplectic and Low Dimensional Topology Seminar

*Student Symplectic and Low Dimensional topology - TBA*at 1:25p.m. in VinH 206

Please send an email to sagla004@umn.edu for more information.

#### Applied and Computational Math Colloquium

*Applied and Computational Math Colloquium -- TBA*at 2:30p.m. in VinH 2

Please send an email to jyfoo@umn.edu for more information.

#### PDE Seminar

*Liouville theorems for superlinear parabolic problems*at 3:35p.m. in VinH 213

**Pavol Quittner**(

*Comenius University*)

Liouville theorems for scaling-invariant nonlinear parabolic problems (guaranteeing nonexistence of positive bounded entire solutions) imply universal estimates for solutions in general domains. We prove such ...
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Please send an email to spirn@umn.edu for more information.

### Thursday, 5 May 2016

#### IMA Annual Program

*Anders Rantzer: On Analysis and Control of Monotone Systems*at 11:00a.m. in Lind 305

Anders Rantzer (Lund Institute of Technology) Monotone systems are receiving growing attention in the control community for their superior properties when it comes to analysis ...
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#### Commutative Algebra Seminar

*Commutative Algebra -- TBA*at 11:15a.m. in VinH 203A

Please send an email to cbekesc@math.umn.edu for more information.

#### Math Club Seminar

*Math club - TBA*at 12:20p.m. in VinH 570

Please send an email to olso4056@umn.edu for more information.

#### Student Number Theory Seminar

*Student Number Theory Seminar*at 12:20p.m. in VinH 203A

Please send an email to grodz007@umn.edu for more information.

#### Differential Geometry / Symplectic Topology Seminar

*The convexity of the level set of the solution for heat equation*at 1:25p.m. in VinH 570

**Professor Xinan Ma**(

*Univ.Sci.Tech.China*)

In this talk we first review some methods to get the convexity of the solution for the elliptic partial differential equations. For example we shall ...
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Please send an email to lixxx248@umn.edu for more information.

#### Student Combinatorics Seminar

*Student Combinatorics Seminar -- TBA*at 2:30p.m. in MurH 214

Please send an email to douvr001@umn.edu for more information.

#### Geometric Analysis Learning Seminar

*Short-time existence of the Ricci flow on noncollapsed 3-dimensional manifolds with Ricci curvature bounded from below*at 2:30p.m. in Ford Hall 170

**Fei He**(

*U of M Mathematics Department*)

Please send an email to hexxx221@umn.edu for more information.

#### Colloquium

*Colloquium -- Will not meet*at 3:30p.m. in VinH 16

Please send an email to cad@umn.edu for more information.

### Friday, 6 May 2016

#### IMA Annual Program

*Arthur Krener: Adaptive Horizon Model Predictive Control*at 11:00a.m. in Lind 409

Arthur Krener (Naval Postgraduate School) Adaptive Horizon Model Predictive Control (AHMPC) is a scheme for varying as needed the horizon length of Model Predictive Control ...
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#### Math Physics Seminar

*Lie algebroids and their representations*at 11:15a.m. in VinH 570

**Denis Bashkirov**(

*University of Minnesota*)

We will review the basic facts about Lie (bi)algebroids, related structures (homological vector fields and their Hamiltonians), some classical examples coming from Poisson geometry and ...
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Please send an email to coxxx328@umn.edu for more information.

#### Extended Lie Theory Seminar

*Extended Lie Theory Seminar -- TBA*at 1:25p.m. in VinH 206

Please send an email to dhjiang@math.umn.edu for more information.

#### Lie Theory Seminar

*Lie Theory Seminar - TBA*at 3:30p.m. in VinH 206

Please send an email to dhjiang@math.umn.edu for more information.

#### Combinatorics Seminar

*Layer-stripping and Harmonic Continuation on Electrical Networks*at 3:35p.m. in VinH 570

**David Jekel**(

*UCLA*)

We formalize the layer-stripping approach to the electrical inverse problem used by Curtis-Ingerman-Morrow, de-Verdiere-Gitler-Vertigan, and others. We define a class of ``solvable'' $\partial$-graphs for which ...
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Please send an email to mchmutov@GMAIL.com for more information.