diff --git a/lab3/plot.py b/lab3/plot.py
new file mode 100755
index 0000000..09e9d81
--- /dev/null
+++ b/lab3/plot.py
@@ -0,0 +1,18 @@
+#!/usr/bin/python
+#-*-coding:utf8-*-
+from sys import argv
+from pylab import *
+
+if __name__ == "__main__":
+    if len(argv) != 2:
+        print "Usage: python", argv[0], " matrix.dat"
+        exit (0)  
+
+
+f = open ( argv[1] , 'r')
+A = [ map(float,line.split()) for line in f ]
+
+figure(1)
+imshow(A, interpolation='nearest')
+grid(True)
+show()