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Diffstat (limited to 'common')
| -rw-r--r-- | common/commands.tex | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/common/commands.tex b/common/commands.tex index 9954560..6ae7522 100644 --- a/common/commands.tex +++ b/common/commands.tex @@ -5,6 +5,9 @@ \newcommand{\Q}{\mathbb{Q}} \newcommand{\Z}{\mathbb{Z}} +% an interval +\newcommand{\J}{\mathcal{J}} + \newcommand{\powerset}[1]{\mathcal{P}(#1)} \newcommand{\skp}[1]{\langle #1 \rangle} \newcommand{\restrictedto}[2]{{\left.\kern-\nulldelimiterspace #1 \vphantom{\big|} \right|_{#2}}} |