Speaker: J. Brian Pitts (Cambridge) Time: 5:15pm - 6:45pm Title: Real Change Happens in Hamiltonian General Relativity Abstract: In General Relativity in Hamiltonian form; change has seemed to be missing; because the Hamiltonian is a sum of first-class constraints and thus supposedly generates gauge transformations. The gauge generator; a specially _tuned sum_ of first-class constraints; facilitates seeing that a solitary […]