An issue in class RationalBSplineSurface(Entity), function _add_parameters

[grave7998]

Are these indexes in geometry.py wrong?
line 499 in https://github.com/pyvista/pyiges/blob/main/pyiges/geometry.py
self._u0 = parameters[-3] # Start first parameter value
self._u1 = parameters[-2] # End first parameter value
self._v0 = parameters[-1] # Start second parameter value
self._v1 = parameters[-0] # End second parameter value
I think they should be -4, -3, -2, -1 ?