This code resulted from a joint collaboration between Robert van de Geijn and the group for 'Research in Parallel Computational Electromagnetics' at the Jet Propulsion Laboratory. Please email your comments to the authors at rvdg@cs.utexas.edu (Robert van de Geijn) cwik@yosemite.jpl.nasa.gov (Tom Cwik) jep@yosemite.jpl.nasa.gov (Jean Patterson) Use of this code must properly reference that paper. The code is free, and comes with no implicit or explicit guarantees.