add a reference for SymEngine

I could not find a canonical reference for the project :-(

diff --git a/9.1/paper.bib b/9.1/paper.bib
index e4fc87d7679455e6a44446d9dfe38f2402994320..a5d83f24e1300e9b09ad3c9dc62cacfc8a0e2a1d 100644 (file)
--- a/9.1/paper.bib
+++ b/9.1/paper.bib
@@ -488,6 +488,11 @@ Collection of deal.II Manifold Wrappers for the OpenCASCADE Library}},
   title =        {{muparser: Fast Math Parser Library}},
   note =         {\url{http://muparser.beltoforion.de/}}}
 
+@Misc{symengine-web-page,
+  key =          {symengine},
+  title =        {{SymEngine: fast symbolic manipulation library, written in C++}},
+  note =         {\url{https://github.com/symengine/symengine}, \url{http://sympy.org/}}}
+
 @Misc{hdf5,
     author = {{The HDF Group}},
     title = "{Hierarchical Data Format, version 5}",

diff --git a/9.1/paper.tex b/9.1/paper.tex
index 51de3c9a48ba6b8daf6c7df618a60ed858a50b93..6576cbf01f82aafa78143a191a351a46cca3560d 100644 (file)
--- a/9.1/paper.tex
+++ b/9.1/paper.tex
@@ -336,8 +336,7 @@ user's requirements.
 \label{subsec:sd}
 To complement the automatic differentiation features in \dealii{}, this release sees
 the first step towards integrating and supporting a highly performant computer algebra
-system (CAS) via the SymEngine library.
-\marginpar{Could use a reference to SymEngine}
+system (CAS) via the SymEngine library \cite{symengine-web-page}.
 The \texttt{Expression} class in the namespace \texttt{Differentiation::SD} interfaces
 to SymEngine and forms the basis of symbolic computations, offering a full set of
 overloaded operators and a C++ style interface. This class offers the following
@@ -688,6 +687,7 @@ following:
 \item ScaLAPACK \cite{slug}
 \item SLEPc \cite{Hernandez:2005:SSF}
 \item SUNDIALS \cite{sundials}
+\item SymEngine \cite{symengine-web-page}
 \item TBB \cite{Rei07}
 \item Trilinos \cite{trilinos,trilinos-web-page}
 \item UMFPACK \cite{umfpack}