triqs::atom_diag::atomic_density_matrix

#include <triqs/atom_diag/functions.hpp>

Synopsis

template<bool Complex>
typename atom_diag<Complex>::block_matrix_t atomic_density_matrix (atom_diag<Complex> const & atom,
double beta)

The atomic density matrix

Template parameters

  • Complex Do we have a diagonalization problem with a complex-valued Hamiltonian?

Parameters

  • atom Solved diagonalization problem.

  • beta Inverse temperature.

Returns

Gibbs’ density matrix of the system.