# HG changeset patch # User Christian Urban # Date 1412625316 -3600 # Node ID ae039d6ae3f292dfb2415dd8fa2a121015eca041 # Parent 332fbe9c91ab3a280ed1b0c44733aa89552c9f85 fixed typo diff -r 332fbe9c91ab -r ae039d6ae3f2 handouts/notation.pdf Binary file handouts/notation.pdf has changed diff -r 332fbe9c91ab -r ae039d6ae3f2 handouts/notation.tex --- a/handouts/notation.tex Mon Oct 06 00:46:18 2014 +0100 +++ b/handouts/notation.tex Mon Oct 06 20:55:16 2014 +0100 @@ -132,7 +132,7 @@ \] \noindent The notation $\in$ means \emph{element of}, so $1 -\in \{1, 2, 3\}$ is true and $3 \in \{1, 2, 3\}$ is false. +\in \{1, 2, 3\}$ is true and $4 \in \{1, 2, 3\}$ is false. Sets can potentially have infinitely many elements. For example the set of all natural numbers $\{0, 1, 2, \ldots\}$ is infinite. This set is often also abbreviated as