def __init__(self, state_space, basis, evotype='default'):
state_space = _StateSpace.cast(state_space)
evotype = _Evotype.cast(str(evotype), default_prefer_dense_reps=True) # since we use deriv_wrt_params
errgen = _op.LindbladErrorgen.from_operation_matrix(
_np.identity(state_space.dim, 'd'), "H", basis, mx_basis=basis, evotype=evotype)
operation = _op.ExpErrorgenOp(errgen)
OpGaugeGroup.__init__(self, operation, UnitaryGaugeGroupElement, "Unitary")
def __init__(self, state_space, evotype='default'):
state_space = _StateSpace.cast(state_space)
dim = state_space.dim
ltrans = _np.identity(dim, 'd')
rtrans = _np.identity(dim, 'd')
baseMx = _np.identity(dim, 'd')
parameterArray = _np.zeros(dim, 'd')
parameterToBaseIndicesMap = {i: [(i, i)] for i in range(dim)}
operation = _op.LinearlyParamArbitraryOp(baseMx, parameterArray,
parameterToBaseIndicesMap,
ltrans, rtrans, real=True,
evotype=evotype, state_space=state_space)
OpGaugeGroup.__init__(self, operation, DiagGaugeGroupElement, "Diagonal")
def __init__(self, state_space, evotype='default'):
"""
Create a new gauge group with gauge-transform dimension `dim`, which
should be the same as `mdl.dim` where `mdl` is a :class:`Model` you
might gauge-transform.
"""
state_space = _StateSpace.cast(state_space)
dim = state_space.dim
ltrans = _np.identity(dim, 'd')
rtrans = _np.identity(dim, 'd')
baseMx = _np.identity(dim, 'd')
parameterArray = _np.zeros(1, 'd')
parameterToBaseIndicesMap = {0: [(i, i) for i in range(1, dim)]}
operation = _op.LinearlyParamArbitraryOp(baseMx, parameterArray,
parameterToBaseIndicesMap,
ltrans, rtrans, real=True,
evotype=evotype, state_space=state_space)
OpGaugeGroup.__init__(self, operation, TPSpamGaugeGroupElement, "TP Spam")
def __init__(self, state_space):
state_space = _StateSpace.cast(state_space)
self.state_space = state_space
GaugeGroup.__init__(self, "Trivial")
def __init__(self, state_space, evotype='default'):
state_space = _StateSpace.cast(state_space)
operation = _op.FullTPOp(_np.identity(state_space.dim, 'd'), evotype, state_space)
OpGaugeGroup.__init__(self, operation, TPGaugeGroupElement, "TP")