A <branch point> of a multivalued analytic function is a point around which analytic continuation along a closed loop can return a different value. A <branch cut> is a curve or union of curves removed from the domain so that loops causing this monodromy are excluded and one single-valued branch can be chosen.

Solution

Past exam of the mathematics course of the University of Cambridge / 2018 / ii / Paper 2 / 13B / a / Solution

 Solution (source code)