Dalton Radio

Pat Gallagher is a professor of mathematics at Columbia University. His interests include Analytic Number Theory and Group Theory. Professor Gallagher also has a long standing interest in educational outreach. The topic of Professor Gallagher’s talk was Rational Approximations to Irrational Numbers. Note: This is a large file and may take a moment to load.

 

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John Morgan, a professor of mathematics at Columbia University and a Dalton parent, is a highly regarded topologist who has been a leader in the field throughout his carrier. In particular, he is an expert on the recent proof (due to the Fields Medalist Grigory Perlman) of the Poincare conjecture. The conjecture and its proof are the subject of Professor Morgan’s talk.
The lecture slides can be downloaded here: Poincare PowerPoint Show

 

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