r""" Return a ``QuantumError`` object that approximates an error as a mixture of specified operators (channels). The approximation is don

Load NoiseModel from a dictionary. Args: noise_dict (dict): A serialized noise model. Returns: NoiseM

Backend options with thread manangement.

Safely release all releated memory.

Helper method to return list of qubits. Args: circuit (QuantumCircuit): a quantum circuit. qubits (list or QuantumRegister): Opti

Return True if this error object is composed only of identity operations. Note that the identity check is best effort and up to global phase.

r""" Return a single-qubit thermal relaxation quantum error channel. Args: t1 (double): the :math:`T_1` relaxation time constant.

Return the noise model as a dictionary. Args: serializable (bool): if `True`, return a dict containing only types

Convert the ReadoutError to a circuit Instruction.

Add a conditional instruction to a circuit. Args: circuit (QuantumCircuit): circuit to add instruction to. qreg (QuantumRegister)

Access the array data pointer

Set a fixed seed for the RNG engine

r""" Return a single-qubit generalized amplitude damping quantum error channel. The single-qubit amplitude damping channel is described by th

"Return the threads reported by the simulator

Compare final statevectors to targets.

Returns the number of qubits for the superoperator

------------------------------------------------------------------------------ Expectation values ----------------------------------------------------

r""" Return a single qubit reset quantum error channel. The error channel returned is given by the map .. math:: E(ρ) = (1 - p_

Dummy circuit for testing thread settings

Test Pauli expval for stabilizer circuit

Add a single-qubit readout error that applies measure on all qubits. Args: error (ReadoutError): the quantum error objec

Return the current value of the memory as little-endian hex-string

Return the current error as a dictionary.

Return a dictionary format representation of the object. Returns: dict: The dictionary form of the Nduv.

Return the simulator backend configuration. Returns: BackendConfiguration: the configuration for the backend.

Convert to a dense N-qubit QuantumChannel

Returns the number of qubits for the current vector

Return a noise model derived from a devices backend properties. This function generates a noise model based on: * 1 and 2 qubit gate

r""" Return a single-qubit combined phase and amplitude damping quantum error channel. The single-qubit combined phase and amplitude damping

Search list for item with given name.

Raise an exception if qubits list contains duplications