diff --git a/tex/latex/ngutils/ngutils.sty b/tex/latex/ngutils/ngutils.sty
index 47cd6e5..7fb21db 100644
--- a/tex/latex/ngutils/ngutils.sty
+++ b/tex/latex/ngutils/ngutils.sty
@@ -28,40 +28,40 @@
 }
 {}
 
-\newcommand{\seilpmi}{\ensuremath{\Longleftarrow}}
+\newcommand{\seilpmi}{\Longleftarrow}
 
-\newcommand{\NN}{\ensuremath{\mathbb{N}}}
-\newcommand{\ZZ}{\ensuremath{\mathbb{Z}}}
-\newcommand{\QQ}{\ensuremath{\mathbb{Q}}}
-\newcommand{\RR}{\ensuremath{\mathbb{R}}}
-\newcommand{\CC}{\ensuremath{\mathbb{C}}}
-\newcommand{\PP}{\ensuremath{\mathbb{P}}}
+\newcommand{\NN}{\mathbb{N}}
+\newcommand{\ZZ}{\mathbb{Z}}
+\newcommand{\QQ}{\mathbb{Q}}
+\newcommand{\RR}{\mathbb{R}}
+\newcommand{\CC}{\mathbb{C}}
+\newcommand{\PP}{\mathbb{P}}
 
-\newcommand{\Pe}{\ensuremath{\mathrm{P}}}
-\newcommand{\NPe}{\ensuremath{\mathrm{NP}}}
+\newcommand{\Pe}{\mathrm{P}}
+\newcommand{\NPe}{\mathrm{NP}}
 
-\newcommand{\Oh}{\ensuremath{\mathcal{O}}}
-\newcommand{\oh}{\ensuremath{\scriptstyle{\mathcal{O}}}}
+\newcommand{\Oh}{\mathcal{O}}
+\newcommand{\oh}{\scriptstyle{\mathcal{O}}}
 
-\newcommand{\Eh}{\ensuremath{\mathrm{E}}}
-\newcommand{\Var}{\ensuremath{\mathrm{Var}}}
-\newcommand{\pot}{\ensuremath{\mathcal{P}}}
-\newcommand{\argmax}{\ensuremath{\mathrm{arg\,max}}}
-\newcommand{\argmin}{\ensuremath{\mathrm{arg\,min}}}
+\newcommand{\Eh}{\mathop{\mathrm{E}}}
+\newcommand{\Var}{\mathop{\mathrm{Var}}}
+\newcommand{\pot}{\mathop{\mathcal{P}}}
+\newcommand{\argmax}{\mathop{\mathrm{arg\,max}}}
+\newcommand{\argmin}{\mathop{\mathrm{arg\,min}}}
 
-\newcommand{\parens}[1]{\ensuremath{\left(#1\right)}}
-\newcommand{\brackets}[1]{\ensuremath{\left[#1\right]}}
-\newcommand{\braces}[1]{\ensuremath{\left\{#1\right\}}}
-\newcommand{\angled}[1]{\ensuremath{\left\langle#1\right\rangle}}
+\newcommand{\parens}[1]{\left(#1\right)}
+\newcommand{\brackets}[1]{\left[#1\right]}
+\newcommand{\braces}[1]{\left\{#1\right\}}
+\newcommand{\angled}[1]{\left\langle#1\right\rangle}
 
 \newcommand{\tup}[1]{\parens{#1}}
 \newcommand{\ivl}[1]{\brackets{#1}}
 \newcommand{\set}[1]{\braces{#1}}
 \newcommand{\arr}[1]{\angled{#1}}
-\newcommand{\abs}[1]{\ensuremath{\lvert#1\rvert}}
-\newcommand{\norm}[1]{\ensuremath{\lVert#1\rVert}}
-\newcommand{\ceil}[1]{\ensuremath{\lceil#1\rceil}}
-\newcommand{\floor}[1]{\ensuremath{\lfloor#1\rfloor}}
+\newcommand{\abs}[1]{\lvert#1\rvert}
+\newcommand{\norm}[1]{\lVert#1\rVert}
+\newcommand{\ceil}[1]{\lceil#1\rceil}
+\newcommand{\floor}[1]{\lfloor#1\rfloor}
 
 \newcommand{\alg}[2]{{\normalfont\scshape#1}{\normalfont(#2)}}
 \newcommand{\algt}[1]{{\normalfont\scshape#1}}