considering now complex value of BSE diagonal in Kohn-Sham response function for BSE-derived xc kernels.
considering now complex value of BSE diagonal in Kohn-Sham
response function for BSE-derived xc kernels.

rongzhen/FPLAPW-KP,rongzhen/FPLAPW-KP,rongzhen/FPLAPW-KP,rongzhen/FPLAPW-KP,rongzhen/FPLAPW-KP