### docstrings lightcone

parent 1a9b8429
 ... ... @@ -217,7 +217,7 @@ def dynamic_lightcone_operator(*, quant, causal=True, minimum_phase=False): '''Extends the functionality of :function: dynamic_operator to a Green's '''Extends the functionality of :func:`dynamic_operator` to a Green's function which is constrained to be within a light cone. The resulting Green's function is constrained to be within a light cone. ... ...
 ... ... @@ -96,12 +96,39 @@ def _cone_arrays(c, domain, sigx, want_gradient): class LightConeOperator(Operator): ''' FIXME '''Constructs a Light cone from a set of lightspeed parameters. The resulting cone is defined as follows .. math:: \\exp \\left(- \\frac{1}{2} \\Re \\left( \\Delta \\right)^2 \\right) with .. math:: \\Delta = \\sqrt{- \\left(t^2 - \\frac{x^\\dagger C^{-1} x} {\\sigma_x^2} \\right)} where t and x are the coordinates of the target space. Note that axis zero of the space is interpreted as the time axis. C denotes the input paramters of the operator and parametrizes the shape of the cone. sigx is the width of the asymptotic Gaussian in x necessary for discretization. Parameters ---------- domain : Domain, tuple of Domain or DomainTuple The domain of the input parameters of the light cone, the values of the lightspeed tensor. target : Domain, tuple of Domain or DomainTuple Output space on which the lightcone should be defined. The zeroth axis of this space is interpreted as the time axis. sigx : float Width of the Gaussian for the discretized representation of the cone. ''' def __init__(self, domain, target, sigx): self._domain = domain self._target = target self._domain = DomainTuple.make(domain) self._target = DomainTuple.make(target) self._sigx = sigx def apply(self, x): ... ...
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