dft_input
dft_misc_input
dft_symmcorr_input
dft_symmpar_input
dft_parproj_input
dft_bands_input
dft_transp_input
dft_contours_input
dft_update
returns the rotation matrix around the y-axis with angle beta. This uses the same real matrix formual as in Elk - see Elk’s manual for ylmroty description