What’s New

NSF Math Institutes Create New Jobs

Posted on 5/11/09 in Press Releases

New mechanism for investing in young math PhDs brings their talent to new settings, supports career pipeline. May 11, 2009 – Washington, DC The seven NSF Mathematical Sciences Research Institutes announce the creation of 45 new one- and two-year positions for young, highly-trained mathematical scientists […]

read full article
nsf-logo

The Fractal® acoustic barrier

Posted on 3/25/09 in Research Articles

The study of the vibrations in domains with boundaries or interfaces of irregular geometry is a complex mathematical problem, for which many questions are still unsolved. Nevertheless, it has been known for a long time that objects of irregular shape or geometry are “bad resonators”. […]

read full article
fractal barrier-1

Modeling Placental Growth and Structure

Posted on 1/12/09 in Research Articles

Early life influences adult diseases. Such serious public health priorities as diabetes, heart disease, breast and prostate cancer, osteoporosis, and depression have all been related by recent medical studies to the development of the fetus. Environmental influences, such as maternal diseases, can cause irreversible metabolic […]

read full article
placenta-1

Bregman Iteration and Applications to Imaging and Sparse Representation

Posted on 1/9/09 in Research Articles

A breakthrough in the sparse representation of data was made in the Fall of 2004 by David Donoho and by Emmanuel Candes and Terence Tao, in part at IPAM’s Multiscale Geometry and Analysis program. Their important results reduce a computationally difficult problem to an easily […]

read full article
Magnetic Resonance Imaging of a sharp disk, using a traditional method (left) and a new method based on Compressed Sensing and Bregman iteration (right), from work of T. Goldstein.