The Real Two-Zero Algorithm: A Parallel Algorithm to Reduce a Real Matrix to a Real Schur Form.

Mythili Mantharam Patricia J. Eberlein The Real Two-Zero Algorithm: A Parallel Algorithm to Reduce a Real Matrix to a Real Schur Form. 48-62 1995 6 IEEE Trans. Parallel Distrib. Syst. 1 http://www.computer.org/tpds/td1995/l0048abs.htm db/journals/tpds/tpds6.html#MantharamE95