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The spin-statistics theorem for TFTs

CMSA, 20 Garden St, G10 20 Garden Street, Cambridge

In quantum field theory (QFT) the spin-statistics theorem says that in a unitary QFT, a particle has half-integer spin if and only if it is a fermion. I show how […]

CMSA Freedman Seminar

Virtually

Freedman CMSA Seminar Held via Zoom: Link: https://harvard.zoom.us/j/93585883436 Password: cmsa 2:00-3:30 pm ET Speaker: Matt Hastings, Microsoft Quantum Program Title: Invertible Phases of Matter and Quantum Cellular Automata: Dimensions One […]

Connectivity in the space of framed hyperbolic 3-manifolds

Science Center 507 1 Oxford Street, Cambridge

I will show that the space of framed infinite volume hyperbolic 3-manifolds is connected but not path connected. This space is equipped with the geometric topology, in which two framed […]