def apply_inverse_mass(self, array):
coors = self.tensorproductspace.coors if self.tensorproductspace else self.coors
if not coors.is_cartesian: # mass matrix may not be diagonal, or there is scaling
return SpectralBase.apply_inverse_mass(self, array)
return array
def apply_inverse_mass(self, array):
if not self.coors.is_cartesian: # mass matrix may not be diagonal
return SpectralBase.apply_inverse_mass(self, array)
return array