Added link to assignment

oop/oop.tex

@@ -362,8 +362,8 @@ class Vector(object):
 \item \textcolor{pms280_compl}{Abstract away} implementation by
 specifying interfaces and behaviour;
 
-\item Use \textcolor{pms280_compl}{inheritance} (not covered) to give an
-even nicer abstraction;
+\item Use \textcolor{pms280_compl}{inheritance} (not covered here)
+to give an even nicer (layered) abstraction;
 
 \item \textcolor{pms280_compl}{Create} own data type on top of what
 Python provides;
@@ -404,7 +404,7 @@ containing two integers: \mintinline{python}{numerator} and
 
 \bigskip
 
-see: \path{https://link.com/assignment}
+see: \path{https://github.com/lumc-python/oop}
 \end{frame}
 
 \end{document}