--- a/cws/core_cw01.tex	Thu Nov 02 12:37:58 2023 +0000
+++ b/cws/core_cw01.tex	Thu Nov 02 13:53:37 2023 +0000
@@ -32,8 +32,8 @@
 
 \noindent
 In addition, the Scala coursework comes with a reference implementation
-in form of \texttt{jar}-files. This allows you to run any test cases on
-your own computer. For example you can call scala-cli on the command line
+in form of a \texttt{jar}-file. This allows you to run any test cases on
+your own computer. For example you can call \texttt{scala-cli} on the command line
 with the option \texttt{--extra-jars collatz.jar} and then query any function
 from the template file. Say you want to find out what the functions
 \texttt{collatz} and \texttt{collatz\_max} produce: for this you just
@@ -67,7 +67,7 @@
 This part is about function definitions and recursion. You are asked
 to implement a Scala program that tests examples of the
 \emph{$3n + 1$-conjecture}, also called \emph{Collatz
-  conjecture}.\video{https://www.youtube.com./watch?v=LqKpkdRRLZw}
+  conjecture}.\video{https://www.youtube.com/watch?v=LqKpkdRRLZw}
 This conjecture can be described as follows: Start with any positive
 number $n$ greater than $0$: