Algorithm 405: roots of matrix pencils: the generalized eigenvalue problem [F2]
* This work was supported by the US National Aeronautics and Space Administration, by the National Science Foundation under Grant GS-2703 to the University of Chicago, and by the US Office of Naval Research under Grant NONR 760(24) NR 047-048 to Carnegie-Mellon University. Computations were done on the University of Chicago's Maniac III computer and were supported by the US Atomic Energy Commission under grants AT (11-1)-614 and AT (11-1)-2094.