It is shown that, contrary to a recent claim by Cooke, Davis, and Wood, the results of their phase-shift analysis of the Fermi surface of copper by the Korringa-Kohn-Ros-toker method are consistent with those of an earlier augmented-plane-wave calculation by Lee.

• Received 17 August 1970

DOI:https://doi.org/10.1103/PhysRevLett.26.501