\newcommand{\hlabel}[1]{\label{#1}\hyperdef{link}{#1}{}}

\newcommand{\myspan}{\operatorname{span}}
\newcommand{\id}{\operatorname{id}}
\newcommand{\inv}{^{-1}}
\newcommand{\inner}[2]{\left\langle{#1},{#2}\right\rangle}
\newcommand{\norm}[1]{\left\|{#1}\right\|}

\newcommand{\vv}{\underline{v}}
\newcommand{\ww}{\underline{w}}
\newcommand{\oo}{\underline{o}}
\newcommand{\ee}{\mathbf{e}}
\newcommand{\uu}{\mathbf{u}}
\newcommand{\w}{\underline{w}}
\newcommand{\ovector}{\mathbf{0}}
\newcommand{\vset}[1][n]{\vv_1,\dots,\vv_{#1}}
\newcommand{\wset}[1][n]{\w_1,\dots,\w_{#1}}
\newcommand{\rvkomb}[1][n]{r_1\vv_1+\dots+r_{#1}\vv_{#1}}
\newcommand{\svkomb}[1][n]{s_1\vv_1+\dots+s_{#1}\vv_{#1}}
\newcommand{\swkomb}[1][n]{s_1\w_1+\dots+s_{#1}\w_{#1}}
\newcommand{\matetga}{Matematik 1\textsc{ga}\xspace}
\newcommand{\adklass}[1]{\marginpar{Ad Kl:\\#1}}
\newcommand{\NN}{\mathbb{N}}
\newcommand{\TT}{\mathbb{T}}
\newcommand{\RR}{\mathbb{R}}
\newcommand{\QQ}{\mathbb{Q}}
\newcommand{\ZZ}{\mathbb{Z}}
\newcommand{\blank}[1]{}
\newcommand{\Pref}[1]{[P, #1]}
\newcommand{\Mref}[1]{[M, #1]}
\newcommand{\tbt}[4]{
\left[  \begin{matrix}
    #1&#2\\#3&#4
  \end{matrix}\right]
}
\newcommand{\stbt}[4]{
\left[  \begin{smallmatrix}
    #1&#2\\#3&#4
  \end{smallmatrix}\right]
}

\newcommand{\mitnul}{\spadesuit}
\newcommand{\mitet}{\heartsuit}
\newcommand{\mitto}{\diamondsuit}
\newcommand{\mittre}{\clubsuit}
\newcommand{\mitfire}{\ominus}
\newcommand{\mitfem}{\boxtimes}
%\newcommand{\mitnul}{0}
%\newcommand{\mitet}{1}
%\newcommand{\mitto}{2}
%\newcommand{\mittre}{3}
%\newcommand{\mitfire}{4}
%\newcommand{\mitfem}{5}



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