Function ED::susceptibility_poles

• Defined in File qcm_ED.cpp

Function Documentation

vector<pair<double, double>> ED::susceptibility_poles(const string &op, const size_t label)

function that evaluates the dynamic susceptibility of an operator and returns a Lehmann representation op : the name of the operator label : label of the model instance (in case there are many) output : array of pole/residue pairs