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math-ph2020
Dynamical perturbation theory for eigenvalue problems
Maseim Kenmoe, Matteo Smerlak, Anton Zadorin
Many problems in physics, chemistry and other fields are perturbative in nature, i.e. differ only slightly from related problems with known solutions. Prominent among these is the…
math-ph2010★ 39 cited
Bubble divergences from twisted cohomology
Valentin Bonzom, Matteo Smerlak
We consider a class of lattice topological field theories, among which are the weak-coupling limit of 2d Yang-Mills theory and 3d Riemannian quantum gravity, whose dynamical variab…