NESSi / libcntr Manual

Manual Sections

Contents

• Preliminaries
  • Namespaces
  • Scalar and matrix types
  • Some global #defines
• Green Functions
  • Overview
  • Constructors
  • Accessing individual elements
  • Density matrix
  • File I/O
• Timeslices
  • Overview
  • Constructors
  • Accessing individual matrix elements
  • Timestep-wise data exchange between Green’s functions
• Map
  • Overview
  • Constructors
  • Accessing and manipulation
• Summary: Member Functions of herm_matrix and herm_matrix_timestep[_view]
• Contour Functions
  • Overview
  • Constructors
  • Accessing individual matrix elements
• Simple Algebra
  • Scalar multiplication and incrementation
  • Multiplication with one-time contour functions
• Free Green’s Functions
  • Equilibrium Green’s functions for a given density of states
  • Green’s function for a constant or time-dependent Hamiltonian
  • Bosonic Green’s functions
• Diagram Utilities
• Convolution
  • Full convolution
  • Convolution density matrix
• Dyson Equation
• VIE2
  • Non-singular VIE2
  • Singular VIE2
• Utilities
  • Comparing Green’s functions
  • Timestep extrapolation
  • Differentiation
• Creating and Passing Input Files
• MPI Parallelization
  • Communicating timesteps
  • Distributed timestep array
  • Distributed array
• HDF5 Usage
  • Overview
  • Reading/writing to hdf5 files
• Python Tools
  • Creation of an input file
  • Reading Green’s functions from hdf5
  • Postprocessing analysis