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Thursday, March 31, 2022 4:00 pm - 4:00 pm EDT (GMT -04:00)

Joint Pure Math/C&O Grad Colloquium

Austin Sun, Department of Pure Mathematics, University of Waterloo

"From Snake Oil to Wilf-Zeilberger Pairs: A Tale of Hypergeometric Identities"

Thursday, March 24, 2022 1:00 pm - 1:00 pm EDT (GMT -04:00)

Differential Geometry Working Seminar

Daren Cheng, Department of Pure Mathematics, University of Waterloo

"Incompressible minimal surfaces and topological consequences of positive scalar curvature (Part 4)"

Wednesday, March 23, 2022 4:00 pm - 4:00 pm EDT (GMT -04:00)

Analysis Seminar

Adam Dor-On, University of Haifa

"Shift equivalences through the lens of Cuntz-Krieger algebras"

Thursday, March 17, 2022 1:00 pm - 1:00 pm EDT (GMT -04:00)

Differential Geometry Working Seminar

Amanda Petcu, Department of Pure Mathematics, University of Waterloo

"Hamiltonian Structures for Evolution Equations Describing Pseudo-Spherical Surfaces"

Wednesday, March 16, 2022 4:00 pm - 4:00 pm EDT (GMT -04:00)

Analysis Seminar

Benjamin Anderson-Sackaney, Department of Pure Mathematics, University of Waterloo

"Quantum Subgroups and Traces"

Thursday, March 10, 2022 4:00 pm - 4:00 pm EST (GMT -05:00)

Analysis Seminar

Ivan Todorov, University of Delaware

"Morita equivalence for operator systems"

Wednesday, March 9, 2022 4:00 pm - 4:00 pm EST (GMT -05:00)

Analysis Seminar

Anna Duwenig, University of Wollongong

"Cartan subalgebras for non-principal twisted groupoid C*-algebras"

Thursday, March 10, 2022 1:00 pm - 1:00 pm EST (GMT -05:00)

Geometry & Topology Seminar

Woongbae Park, University of Pittsburgh

"Introduction of conformal heat flow of harmonic maps"

In this talk I will present a new type of flow, called conformal heat flow of harmonic maps. In the first part I introduce known behavior of heat flow of harmonic map, including finite time bubbling. In the second part I introduce the conformal heat flow which is designed to delay such finite time singularities. Finally, I briefly show short time existence and future conjectures.

This seminar will be held jointly online and in person:

Thursday, February 17, 2022 1:00 pm - 1:00 pm EST (GMT -05:00)

Differential Geometry Working Seminar

Anton Iliashenko, Department of Pure Mathematics, University of Waterloo

"Curvature of almost Hermitian manifolds"

Let $(M, g, J)$ be a Riemannian manifold with $g$-orthogonal almost complex structure $J$. The Riemann curvature tensor satisfies certain identities involving the torsion $\nabla J$. We will focus on the Kahler case (when $\nabla J = 0$) and if time permits we will make some remarks about the general case.

This seminar will be held jointly online and in person: