rot_aux_grp - Man Page

lartg:          generate plane rotation, more accurate than BLAS rot
lartgp:         generate plane rotation, more accurate than BLAS rot
lasr:           apply series of plane rotations
largv:          generate vector of plane rotations
lartv:          apply vector of plane rotations to vectors
lar2v:          apply vector of plane rotations to 2x2 matrices
lacrt:          apply plane rotation (unused?)