Update README.md

README.md

@@ -18,7 +18,7 @@ test="robertson" #"linear"  #"non_linear" #choose a model
 A figure will be produced in the folder Figures
 
 ## Authors
-**mPDeC** has been developed at University of Zurich by Philipp \"Offner and Davide Torlo 
+**mPDeC** has been developed at University of Zurich by Philipp Öffner and Davide Torlo 
 
 ## License
 **mPDeC** code is freely available, but the authors do not take the responsibility of maintaining it.