hubbard_atom.hpp

/*******************************************************************************
 *
 * TRIQS: a Toolbox for Research in Interacting Quantum Systems
 *
 * Copyright (C) 2017, H. U.R. Strand
 *
 * TRIQS is free software: you can redistribute it and/or modify it under the
 * terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 *
 * TRIQS is distributed in the hope that it will be useful, but WITHOUT ANY
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * TRIQS. If not, see <http://www.gnu.org/licenses/>.
 *
 ******************************************************************************/
#pragma once
 
#include "types.hpp"
 
namespace triqs_tprf {
namespace hubbard_atom {

g_iw_t single_particle_greens_function(int nw, double beta, double U);

g2_iw_t chi_ph_magnetic(int nw, int nwf, double beta, double U);

g2_iw_t gamma_ph_magnetic(int nw, int nwf, double beta, double U);
 
} // namespace hubbard_atom
} // namespace triqs_tprf