Color "blue" is not visible on a black&white printing.

diff --git a/Heter_paper.tex b/Heter_paper.tex
index af3d66087651d7dc6e5cc3fa2f42af3d3dc0442a..a604b96c81970ebd0cfbe3918026b2aab29bc652 100644 (file)
--- a/Heter_paper.tex
+++ b/Heter_paper.tex
@@ -582,7 +582,7 @@ that node, it is replaced by the nearest available frequency.  In
 Figure~\ref{fig:st_freq}, the nodes are sorted by their computing power in
 ascending order and the frequencies of the faster nodes are scaled down
 according to the computed initial frequency scaling factors.  The resulting new
 Figure~\ref{fig:st_freq}, the nodes are sorted by their computing power in
 ascending order and the frequencies of the faster nodes are scaled down
 according to the computed initial frequency scaling factors.  The resulting new

-frequencies are colored in blue in Figure~\ref{fig:st_freq}.  This set of
+frequencies are highlighted in Figure~\ref{fig:st_freq}.  This set of

 frequencies can be considered as a higher bound for the search space of the
 optimal vector of frequencies because selecting frequency scaling factors higher
 than the higher bound will not improve the performance of the application and it
 frequencies can be considered as a higher bound for the search space of the
 optimal vector of frequencies because selecting frequency scaling factors higher
 than the higher bound will not improve the performance of the application and it