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Symmetry and optimality of subspace packings

Colloquium
March 28, 2024
4:15PM - 5:15PM
EA 170

Date Range
Add to Calendar 2024-03-28 16:15:00 2024-03-28 17:15:00 Symmetry and optimality of subspace packings Title:  Symmetry and optimality of subspace packingsSpeaker:  Joey Iverson (Iowa State University)Abstract: In many applications, one desires collections of subspaces separated by wide angles. Ideally, the sharpest angle between subspaces should be as wide as possible. Relatively few examples of such "optimal subspace packings" are known, but a lot of them have something in common: they have symmetry coming out of their ears. In this talk, we share progress toward understanding this phenomenon, and we use our understanding to construct new examples of optimal subspaces. Various parts of the talk are joint with Matt Fickus, Enrique Gomez-Leos, John Jasper, and Dustin Mixon. EA 170 Department of Mathematics math@osu.edu America/New_York public

Title:  Symmetry and optimality of subspace packings

Speaker:  Joey Iverson (Iowa State University)

Abstract: In many applications, one desires collections of subspaces separated by wide angles. Ideally, the sharpest angle between subspaces should be as wide as possible. Relatively few examples of such "optimal subspace packings" are known, but a lot of them have something in common: they have symmetry coming out of their ears. In this talk, we share progress toward understanding this phenomenon, and we use our understanding to construct new examples of optimal subspaces. 

Various parts of the talk are joint with Matt Fickus, Enrique Gomez-Leos, John Jasper, and Dustin Mixon.

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