1 files changed, 2 insertions, 0 deletions
diff --git a/funkana.tex b/funkana.tex
index c8d04ff..9d3aab0 100644
--- a/funkana.tex
+++ b/funkana.tex
@@ -8,9 +8,11 @@
 \def\R{\mathbb{R}}
 \def\C{\mathbb{C}}
 \def\K{\mathbb{K}}
+\def\N{\mathbb{N}}
 \def\L{\mathcal{L}}
 \def\T{\mathcal T}
 \def\U{\mathcal{U}}
+\def\eps{\varepsilon}
 \def\iff{\Leftrightarrow}
 \def\gdw{\Longleftrightarrow}
 \newcommand\cl[1]{\overline{#1}}