diff --git a/fig1.pdf b/fig1.pdf
index 2f1c51e..7238dbe 100644
Binary files a/fig1.pdf and b/fig1.pdf differ
diff --git a/fig2.pdf b/fig2.pdf
index a174711..168195a 100644
Binary files a/fig2.pdf and b/fig2.pdf differ
diff --git a/g.tex b/g.tex
index 2a15ed7..3b7b914 100644
--- a/g.tex
+++ b/g.tex
@@ -961,9 +961,7 @@ so that the convergence at large $p$ is reached. The values of $E$ are $-0.780,-
 the two-component expression. The estimate of the energy obtained from ${\cal E}(E)=E$ is $-0.76807(5)$ in full agreement with the exact value of $-0.768068...$.
 
 \begin{figure}[h!]
-\begin{center}
-\includegraphics[width=10cm]{fig1.pdf}
-\end{center}
+\includegraphics[width=\columnwidth]{fig1.pdf}
 \caption{1D-Hubbard model, $N=4$, $U=12$. $H_p$ as a function of $p$ for $E=-1.6,-1.2,-1.,-0.9,-0.8$. $H_0$ is
 computed analytically and $H_p$ (p > 0) by Monte Carlo. Error bars are smaller than the symbol size.}
 \label{fig1}
@@ -971,11 +969,9 @@ computed analytically and $H_p$ (p > 0) by Monte Carlo. Error bars are smaller t
 
 
 \begin{figure}[h!]
-\begin{center}
-\includegraphics[width=10cm]{fig2.pdf}
-\end{center}
-\caption{1D-Hubbard model, $N=4$ and $U=12$. ${\cal E}(E)$ as a function of $E$.
-The horizontal and vertical lines are at ${\cal E}(E_0)=E_0$ and $E=E_0$, respectively.
+\includegraphics[width=\columnwidth]{fig2.pdf}
+\caption{1D-Hubbard model, $N=4$ and $U=12$. $\mathcal{E}(E)$ as a function of $E$.
+The horizontal and vertical lines are at $\mathcal{E}(E_0)=E_0$ and $E=E_0$, respectively.
 $E_0$ is the exact energy of -0.768068.... The dotted line is the two-component extrapolation.
 Error bars are smaller than the symbol size.}
 \label{fig2}
diff --git a/plots/fig1.plt b/plots/fig1.plt
index b603661..57fd894 100644
--- a/plots/fig1.plt
+++ b/plots/fig1.plt
@@ -11,9 +11,9 @@ set output "fig1.pdf"
 set xrange[0.:60]
 set yrange[-0.35:0.05]
 plot \
-"H_m1.6_fig1" u 1:2:3 title "E=-1.6" w yerrorlines ,\
-"H_m1.2_fig1" u 1:2:3 title "E=-1.2" w yerrorlines ,\
-"H_m1.0_fig1" u 1:2:3 title "E=-1.0" w yerrorlines ,\
-"H_m0.9_fig1" u 1:2:3 title "E=-0.9" w yerrorlines ,\
-"H_m0.8_fig1" u 1:2:3 title "E=-0.8" w yerrorlines,\
+"H_m1.6_fig1" u 1:2:3 title "E=-1.6" w yerrorlines ls 1,\
+"H_m1.2_fig1" u 1:2:3 title "E=-1.2" w yerrorlines ls 2,\
+"H_m1.0_fig1" u 1:2:3 title "E=-1.0" w yerrorlines ls 3,\
+"H_m0.9_fig1" u 1:2:3 title "E=-0.9" w yerrorlines ls 4,\
+"H_m0.8_fig1" u 1:2:3 title "E=-0.8" w yerrorlines ls 6,\
 
diff --git a/plots/fig2.plt b/plots/fig2.plt
index 9909568..18247e4 100644
--- a/plots/fig2.plt
+++ b/plots/fig2.plt
@@ -1,4 +1,4 @@
-set term pdf enhanced font "Times,18" rounded linewidth 2.0
+set term pdf enhanced font "Times,18" rounded linewidth 2.2
 set key bottom right
 set format y "%.4f"
 set format x "%.3f"