qml.estimator.compact_hamiltonian.CDFHamiltonian

class CDFHamiltonian(num_orbitals, num_fragments)[source]

Bases: object

For a compressed double-factorized (CDF) Hamiltonian, stores the minimum necessary information pertaining to resource estimation.

Parameters:
  • num_orbitals (int) – number of spatial orbitals

  • num_fragments (int) – number of fragments in the compressed double-factorized (CDF) representation

Returns:

An instance of CDFHamiltonian

Return type:

CDFHamiltonian

See also

TrotterCDF