\documentclass{report}

\usepackage{amssymb,amsmath}
\usepackage{hyperref}

% \def\frac#1#2{{\begingroup#1\endgroup\over#2}}

\begin{document}

\noindent{\bf Mathematisches Oberseminar} {\it PDG und
Spektraltheorie} (WiSe 2016/17).

\ %

\noindent{\bf Date:} 22.12.2016.

\noindent{\bf Time and place:} 14:15 in B 134.

\ %

\noindent{\bf Speaker:} Andrew Comech (Texas A\&M University and IITP, Moscow).

\noindent{\bf Titel:} {\it Stability of solitary waves in the nonlinear Dirac equation in
the non\-relativistic limit.}

\noindent{\bf Abstract:}

\noindent None available.


\noindent

\noindent 

\ %

\ %

Thomas {\O}stergaard S{\o}rensen

\end{document}