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Manuscript Title: Combinatorial level densities by the real-time method
Authors: G.F. Bertsch, L.M. Robledo
Program title: rt_levels.py
Catalogue identifier: AEUI_v1_0
Distribution format: tar.gz
Journal reference: Comput. Phys. Commun. 185(2014)3406
Programming language: Python.
Computer: PCs.
Operating system: Unix, Apple OSX.
RAM: 1 MB
Keywords: Level density, Real-time Green's function, Nuclear levels.
Classification: 17.16.

External routines: Numpy

Nature of problem:
Compute many-body level densities of finite systems of fermions described by their single-particle spectra

Solution method:
Fast Fourier transform of the real-time Green's function

Running time:
A few minutes to one hour