def __init__ ( self, num_qubits, gate_size, location ):
"""
FixedGate Constructor
Args:
num_qubits (int): The number of qubits in the entire circuit
gate_size (int): The number of qubits this gate acts on
location (tuple[int]): The qubits this gate acts on
"""
super().__init__( num_qubits, gate_size )
if not utils.is_valid_location( location, num_qubits ):
raise TypeError( "Specified location is invalid." )
if len( location ) != gate_size:
raise ValueError( "Location does not match gate size." )
self.location = location
self.Hcoef = -1j / ( 2 ** num_qubits )
self.sigmav = pauli.get_pauli_n_qubit_projection( num_qubits, location )
self.sigmav = self.Hcoef * self.sigmav
def test_get_pauli_2_qubit_proj_3_1_2(self):
num_qubits = 3
qubit_pro1 = 1
qubit_pro2 = 2
paulis = get_pauli_n_qubit_projection(num_qubits,
[qubit_pro1, qubit_pro2])
self.assertTrue(len(paulis) == 16)
X = np.array([[0, 1], [1, 0]], dtype=np.complex128)
Y = np.array([[0, -1j], [1j, 0]], dtype=np.complex128)
Z = np.array([[1, 0], [0, -1]], dtype=np.complex128)
I = np.array([[1, 0], [0, 1]], dtype=np.complex128)
self.assertTrue(self.in_array(np.kron(np.kron(I, X), I), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(I, Y), I), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(I, Z), I), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(I, I), I), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(I, X), X), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(I, Y), X), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(I, Z), X), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(I, I), X), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(I, X), Y), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(I, Y), Y), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(I, Z), Y), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(I, I), Y), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(I, X), Z), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(I, Y), Z), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(I, Z), Z), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(I, I), Z), paulis))
def test_get_pauli_1_qubit_proj_3_0(self):
num_qubits = 3
qubit_proj = 0
paulis = get_pauli_n_qubit_projection(num_qubits, [qubit_proj])
self.assertTrue(len(paulis) == 4)
X = np.array([[0, 1], [1, 0]], dtype=np.complex128)
Y = np.array([[0, -1j], [1j, 0]], dtype=np.complex128)
Z = np.array([[1, 0], [0, -1]], dtype=np.complex128)
I = np.array([[1, 0], [0, 1]], dtype=np.complex128)
self.assertTrue(self.in_array(np.kron(np.kron(X, I), I), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(Y, I), I), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(Z, I), I), paulis))
self.assertTrue(self.in_array(np.kron(np.kron(I, I), I), paulis))
def __init__(self, num_qubits, gate_size, locations):
"""
GenericGate Constructor
Args:
num_qubits (int): The number of qubits in the entire circuit
gate_size (int): The number of qubits this gate acts on
locations (list[tuple[int]]): The potential locations of this gate
"""
super().__init__(num_qubits, gate_size)
self.Hcoef = -1j / (2**num_qubits)
self.locations = locations
self.paulis = [
pauli.get_pauli_n_qubit_projection(num_qubits, location)
for location in locations
]
self.sigmav = self.Hcoef * np.array(self.paulis)
self.working_locations = deepcopy(locations)
self.working_sigmav = np.copy(self.sigmav)