Quantum API

The graphcalc.quantum package contains tools for finite-dimensional quantum states, channels, measurements, local channel actions, and dataset generation.

• Quantum States API
• Quantum States
  • QuantumState
• Quantum State Generators API
• Quantum State Generators
  • basis_state()
  • bell_state()
  • computational_basis_state()
  • ghz_state()
  • maximally_mixed_state()
  • minus_state()
  • plus_state()
  • w_state()
  • werner_state()
• Quantum State Invariants API
• Quantum State Invariants
  • entanglement_entropy()
  • fidelity()
  • linear_entropy()
  • logarithmic_negativity()
  • mutual_information()
  • negativity()
  • purity()
  • rank()
  • von_neumann_entropy()
• Quantum State Properties API
• Quantum State Properties
  • has_positive_partial_transpose()
  • is_entangled()
  • is_mixed()
  • is_product_state()
  • is_pure()
  • is_valid_state()
• Quantum Channels API
• Quantum Channels
  • QuantumChannel
• Quantum Channel Generators API
• Quantum Channel Generators
  • amplitude_damping_channel()
  • bit_flip_channel()
  • bit_phase_flip_channel()
  • depolarizing_channel()
  • identity_channel()
  • phase_damping_channel()
  • phase_flip_channel()
• Quantum Channel Invariants API
• Quantum Channel Invariants
  • choi_eigenvalues()
  • choi_rank()
  • input_dimension()
  • kraus_rank()
  • output_dimension()
• Quantum Channel Properties API
• Quantum Channel Properties
  • is_completely_positive()
  • is_quantum_channel()
  • is_trace_preserving()
  • is_unital()
  • is_unitary_channel()
• Quantum Measurements API
• Quantum Measurements
  • QuantumMeasurement
• Quantum Measurement Generators API
• Quantum Measurement Generators
  • bell_basis_measurement()
  • computational_basis_measurement()
  • pauli_x_measurement()
  • pauli_y_measurement()
  • pauli_z_measurement()
• Quantum Measurement Properties API
• Quantum Measurement Properties
  • is_povm()
  • is_projective_measurement()
  • is_rank_one_measurement()
• Local Channel Actions API
• Local Channel Actions
  • apply_channel_to_subsystem()
  • apply_channels_to_subsystems()
• Quantum Dataset Generators API
• Quantum Dataset Generators
  • generate_parameter_grid()
  • generate_quantum_state_dataset()
  • large_quantum_snapshot()
  • medium_quantum_snapshot()
  • quantum_dataset_column_definitions()
  • small_quantum_snapshot()
• Quantum Dataset Exports API
• Quantum Dataset Exports
  • quantum_package_to_dataframe()
  • quantum_rows_to_dataframe()
  • save_quantum_column_definitions_json()
  • save_quantum_metadata_json()
  • save_quantum_package_csv()