@property
def a(self):
    'scalar: value multiplying generator matrix :math:`A` in matrix exponential: :math:`\\mathrm{e}^{aA}`'
    return self._a
scalar: value multiplying generator matrix :math:`A` in matrix exponential: :math:`\mathrm{e}^{aA}`
@property
def a(self):
    'scalar: value multiplying generator matrix :math:`A` in matrix exponential: :math:`\\mathrm{e}^{aA}`'
    return self._a