I found the nice
userd example with the standard functional in the latest MRCC manual but I wonder if one can also use
ssr (local-scaling approximation) for the
For example, as shown in example 18 on page 74, doing XYG9[f2]@B44LYP but substituting the LDA correlation part into ssrLDA_C_VWN with
omega=0.5 at the second
Thank you for the help!