diff --git a/math.tex b/math.tex
index 7796542..c4b919f 100644
--- a/math.tex
+++ b/math.tex
@@ -44,7 +44,11 @@
 \newcommand{\detb}[1]{\det\sqbk{#1}}
 \newcommand{\cosb}[1]{\cos\sbk{#1}}
 \newcommand{\sinb}[1]{\sin\sbk{#1}}
+\newcommand{\sinhb}[1]{\sinh\sbk{#1}}
+\newcommand{\coshb}[1]{\cosh\sbk{#1}}
 \newcommand{\arcsinb}[1]{\arcsin\sbk{#1}}
+\newcommand{\airyb}[1]{\text{Ai}\sbk{#1}}
+\newcommand{\lnb}[1]{\text{ln}\sbk{#1}}
 \newcommand{\bigOb}[1]{\bigO\sbk{#1}}
 \newcommand{\mtrx}[1]{\vec{#1}} %fett machen als matrix