## Seminars

## Computational Math Seminar: Ashar Ali

Nov. 15, 2011

Computational Math Seminar 11/15/11 Ashar Ali Applied Mathematics , University of Colorado Boulder Date and time: Tuesday, November 15, 2011 - 3:30pm Abstract: t has been widely established that radial diffusion is responsible for populating and depleting the radiation belts surrounding the Earth with high energy charged particles. Initially it...

## Computational Math Seminar: Jeff Heys

Nov. 14, 2011

Weighted Least-Square Finite Element Methods for PIV Data Assimilation Jeff Heys Dept. of Chemical and Biological Engineering, Univ of Montana Date and time: Monday, November 14, 2011 - 3:45pm Abstract: The ability to determine and diagnose irregular flow patterns clinically in the left ventricle (LV) is currently very challenging. One...

## Dynamical Systems Seminar: Amrik Sen

Nov. 10, 2011

Anisotropy in rapidly rotating helical flows Amrik Sen Applied Mathematics , University of Colorado Boulder Date and time: Thursday, November 10, 2011 - 4:00pm Abstract: Rapidly rotating fluid flow is characterized by the emergence of columnar structures that are representative of quasi-two dimensional behavior of the flow. It is known...

## Colloquium: Jose Garcia

Nov. 8, 2011

Non-Hydrostatic Modeling of General Ocean Circulation with First Order System Least Squares Finite Element Methods Jose Garcia NCAR - High Altitude Observatory Date and time: Tuesday, November 8, 2011 - 3:45pm Abstract: The dynamics of ocean circulation are generally well described by the Navier-Stokes equations in a rotational frame of...

## Dynamical Systems Seminar: Debra Goldberg

Nov. 3, 2011

Evaluating and Improving Models of Protein Interaction Network Evolution Debra Goldberg Department of Computer Science, University of Colorado Boulder Date and time: Thursday, November 3, 2011 - 4:00pm Abstract: Theoretical models of protein interaction networks (PINs) are valuable tools in evolutionary inference. Theoretical models based on gene duplication and divergence...

## Dynamical Systems Seminar: Manuele Santoprete

Oct. 27, 2011

Relative equilibria in the four vortex problem with two pairs of equal vorticities Manuele Santoprete Department of Mathematics, Wilfrid Laurier University Date and time: Thursday, October 27, 2011 - 4:00pm Abstract: The N-vortex problem concerns the dynamics of N point vortices moving in the plane. Of particular interest in this...

## Colloquium: Alireza Doostan

Oct. 25, 2011

Sampling techniques for uncertainty propagation in stochastic PDEs Alireza Doostan Dept of Aerospace Engineering Sciences, CU Boulder Date and time: Tuesday, October 25, 2011 - 3:45pm Abstract: The talk will start with a brief tutorial on polynomial chaos methods for stochastic PDEs, followed by a presentation on sampling techniques for...

## Computational Math Seminar: Juan Restrepo

Oct. 20, 2011

Macroscopic description of spatially coupled oscillators with finite response times Juan Restrepo Applied Mathematics , University of Colorado Boulder Date and time: Thursday, October 20, 2011 - 4:00pm Abstract: Synchronization in coupled oscillator systems is a paradigmatic example of collective emerging behavior from many simple interacting units. In various applications,...

## Dynamical Systems Seminar: Dane Taylor

Oct. 13, 2011

Network connectivity during mergers and growth: Optimizing the addition of a module Dane Taylor Applied Mathematics , University of Colorado Boulder Date and time: Thursday, October 13, 2011 - 4:00pm Abstract: The principal eigenvalue λ of a network’s adjacency matrix often determines dynamics on the network (e.g., in synchronization and...

## Computational Math Seminar: Jehanzeb Hameed Chaudhry

Oct. 11, 2011

A Goal-Oriented Approach to Least-Squares Finite Element Methods Jehanzeb Hameed Chaudhry Department of Mathematics, Colorado State University Date and time: Tuesday, October 11, 2011 - 3:45pm Abstract: In this talk we introduce an approach that augments least-squares finite element formulations with user-specified goals or quantities-of-interest. The method incorporates the quantity-of-interest...