Title: Perfect state transfer on Hadamard diagonalizable graphsSpeaker: Xiaohong Zhang Affiliation: University of Waterloo Room: MC 5479
A (weighted) graph whose Laplacian matrix is diagonalizable by a Hadamard matrix is said to be Hadamard diagonalizable.
Title: Boundary measurement and sign variation in real projective spaceSpeaker: John Machacek Affiliation: York University Room: MC 5417
Title: Sublinear separators in intersection graphs of convex shapesSpeaker: Rose McCarty Affiliation: University of Waterloo Room: MC 5501
A balanced separator of an n-vertex graph is set of vertices whose deletion leaves only components of size at most 2n/3.