updated readme

README.md

-Master Thesis Project
 # Alpha Avoidance
 
 This project has following requirements:
@@ -16,7 +15,7 @@ opam install dune
 
 That's it. To run the `main.ml` file type
 ```
-dune exec bin/main.exe max_depth simultaneous term_str
+dune exec bin/main.exe max_depth simultaneous dot term_str
 ```
 
 - max_depth: is the max number of compositions in the computation of the legal paths
@@ -33,7 +32,7 @@ The `lib` folder contains the source code.
 - `dot.ml` implements all the stuff needed to generate the dot-files.
 - `terms.ml` contains example terms that can be used for testing
 - `safe.ml` - Safe Lambda Calculus
-- `underlined.ml` - Underline Lambda Calculus
+- `underlined.ml` - Underlined Lambda Calculus
 - `untyped.ml` - Untyped Lambda Calculus
 
 ## DOT files