| changeset 768 | fd7f4f23d4af |
| parent 617 | c41b68818eae |
| child 770 | 8be0c3c09aca |
--- a/hws/hw02.tex Tue Sep 29 19:35:11 2020 +0100 +++ b/hws/hw02.tex Tue Sep 29 21:52:52 2020 +0100 @@ -62,7 +62,7 @@ expressions with respect to a character. (Hint: The derivative is defined recursively.) -\item Assume the set $Der$ is defined as +\item Assume the set $Der$ is defined as \begin{center} $Der\,c\,A \dn \{ s \;|\; c\!::\!s \in A\}$