This directory contains the following files:
paper.tex : the LaTex version of the paper without figures.
paper.ps : a postscript vesrion of the paper without figures.
fig1.ps, fig2.ps, fig3.ps: The figures in postscript forms.
(these figures were produced by the idraw program of stanford).
PS: Type : uncompress * 
    to uncompress the postscript files.
