Merge branch 'master' of https://github.com/VP1147/tg

Author: VP1147

README.md

@@ -1,3 +1,5 @@
+![Screenshot](screenshot.png)
+
 # Teenygraph
 A teeny tiny code that plot Python functions.
 
@@ -34,4 +36,4 @@ To plot this *wonderful* sine wave function function:
 Some examples are avaliable in the _ex.py_ file.
 ```
 $ python3 ex.py
-```
+```