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Use this tag for questions about singularities in physical quantities, i.e. cases where a quantity becomes or appears to become infinite or ill-defined. Consider the more specific tags [black-holes] and [wormholes] for certain kinds of singularities occurring in general relativity. For the procedure of "getting rid" of singularities, consider the [regularization] tag.

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Singularities in path integrals

I'm glad to see someone was interested in my video! As commenters deduced, the point of the video was that some divergent integrals (not necessarily in the path integral formalism) in QFT may still be …
AndrewDotson's user avatar