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-rw-r--r--buch/papers/kugel/packages.tex5
1 files changed, 5 insertions, 0 deletions
diff --git a/buch/papers/kugel/packages.tex b/buch/papers/kugel/packages.tex
index 1c4f3e0..b0e1f61 100644
--- a/buch/papers/kugel/packages.tex
+++ b/buch/papers/kugel/packages.tex
@@ -8,3 +8,8 @@
% following example
%\usepackage{packagename}
\usepackage{cases}
+
+\newcommand{\kugeltodo}[1]{\textcolor{red!70!black}{\texttt{[TODO: #1]}}}
+
+\DeclareMathOperator{\sphlaplacian}{\nabla^2_{\mathit{S}}}
+\DeclareMathOperator{\surflaplacian}{\nabla^2_{\partial \mathit{S}}}