diff --git a/ex-6/plot.py b/ex-6/plot.py
index 8a7fe9a..9283b8d 100755
--- a/ex-6/plot.py
+++ b/ex-6/plot.py
@@ -1,18 +1,22 @@
 #!/usr/bin/env python
 
-from pylab import *
+from matplotlib import pyplot as plt
+import numpy as np
 import sys
 
-figure()
+a, b, f = np.loadtxt(sys.stdin, unpack=True)
 
-a, b, f = loadtxt(sys.stdin, unpack=True)
-title(sys.argv[1] if len(sys.argv) > 1 else "", loc='right')
-hist(a, np.insert(b, 0, a[0]), weights=100*f/sum(f),
-     histtype='stepfilled', color='#e3c5ca', edgecolor='#92182b')
-xlabel(r'$\theta$ (radians)')
-ylabel(r'$I(\theta)$ (a.u.)')
+plt.figure()
+# plt.figure(figsize=(5, 3))
+# plt.rcParams['font.size'] = 8
 
-xlabel('$\\theta$')
-ylabel('$I(\\theta)$')
-tight_layout()
-show()
+plt.title(sys.argv[1] if len(sys.argv) > 1 else "", loc='right')
+plt.xlabel(r'$\theta$ (radians)')
+plt.ylabel(r'$I(\theta)$ (a.u.)')
+plt.hist(a, np.insert(b, 0, a[0]), weights=100*f/sum(f),
+         histtype='stepfilled', color='#e3c5ca', edgecolor='#92182b')
+
+plt.tight_layout()
+plt.show()
+# name = sys.argv[2] if len(sys.argv) > 1 else "prova"
+# plt.savefig('notes/images/' + name + '.pdf')
diff --git a/notes/images/6-smoothed.pdf b/notes/images/6-smoothed.pdf
index 4e7bc6d..0b32753 100644
Binary files a/notes/images/6-smoothed.pdf and b/notes/images/6-smoothed.pdf differ