parameters: (self, q)
return_statement: return math.sqrt(self._coeff * (self._delta_theta + self._delta_pixel + self._coeff_r2 * r ** 2))
docstring: Returns the sigma_Q at given q
          Args:
             q: Momentum transfer [inverse Angstrom]
          Returns: Absolute Q resolution [inverse Angstrom]
docstring_summary: Returns the sigma_Q at given q
          Args:
             q: Momentum transfer [inverse Angstrom]
          Returns: Absolute Q resolution [inverse Angstrom]
docstring_tokens: Returns the sigma_Q at given q Args : q : Momentum transfer [ inverse Angstrom ] Returns : Absolute Q resolution [ inverse Angstrom ]
function: def _delta_q(self, q):
          """
          Returns the sigma_Q at given q
          Args:
             q: Momentum transfer [inverse Angstrom]
          Returns: Absolute Q resolution [inverse Angstrom]
          """
          sin = q * self._Lambda / (4 * math.pi)
          sin_2theta = 2 * sin * math.sqrt(1 - sin ** 2)
          r = self._l2 * sin_2theta / math.sqrt(1 - sin_2theta ** 2)
          return math.sqrt(self._coeff * (self._delta_theta + self._delta_pixel + self._coeff_r2 * r ** 2))
function_tokens: def _delta_q ( self , q ) : sin = q * self . _Lambda / ( 4 * math . pi ) sin_2theta = 2 * sin * math . sqrt ( 1 - sin ** 2 ) r = self . _l2 * sin_2theta / math . sqrt ( 1 - sin_2theta ** 2 ) return math . sqrt ( self . _coeff * ( self . _delta_theta + self . _delta_pixel + self . _coeff_r2 * r ** 2 ) )