Commit 40a9d52f authored by Martin Reinecke's avatar Martin Reinecke
Browse files

try less ambiguous parameter name

parent f3195322
......@@ -36,19 +36,19 @@ class ContractionOperator(LinearOperator):
spaces : None, int or tuple of int
The elements of "domain" which are contracted.
If `None`, everything is contracted
weight : int, default=0
power : int, default=0
If nonzero, the fields defined on self.domain are weighted with the
specified power along the submdomains which are contracted.
"""
def __init__(self, domain, spaces, weight=0):
def __init__(self, domain, spaces, power=0):
self._domain = DomainTuple.make(domain)
self._spaces = utilities.parse_spaces(spaces, len(self._domain))
self._target = [
dom for i, dom in enumerate(self._domain) if i not in self._spaces
]
self._target = DomainTuple.make(self._target)
self._weight = weight
self._power = power
self._capability = self.TIMES | self.ADJOINT_TIMES
def apply(self, x, mode):
......@@ -61,12 +61,12 @@ class ContractionOperator(LinearOperator):
shp += tmp if i not in self._spaces else (1,)*len(dom.shape)
ldat = np.broadcast_to(ldat.reshape(shp), self._domain.shape)
res = Field(self._domain, ldat)
if self._weight != 0:
res = res.weight(self._weight, spaces=self._spaces)
if self._power != 0:
res = res.weight(self._power, spaces=self._spaces)
return res
else:
if self._weight != 0:
x = x.weight(self._weight, spaces=self._spaces)
if self._power != 0:
x = x.weight(self._power, spaces=self._spaces)
res = x.sum(self._spaces)
return res if isinstance(res, Field) else Field.scalar(res)
......
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