The EV-GGA functional corresponds to indxc=15 in case.in0. This means EV93 for exchange and PW91 for correlation. On Tue, 7 Jun 2011, AJAY SINGH VERMA wrote: > > Dear all users and Blaha Sir, > Please clarify me that many papers quotes the results with EV-GGA functional, but iam unable to find it out in the Userguide > thanking u. > A S Verma >