+, qpdfview, and SumatraPDF
+\begin_inset Foot
+status collapsed
+
+\begin_layout Plain Layout
+SumatraPDF can also use DDE commands through the external program CMCDDE
+ — downloadable from
+\begin_inset CommandInset href
+LatexCommand href
+target "http://www.istri.fr/spip/zip/CMCDDE.zip"
+literal "false"
+
+\end_inset
+
+
+\end_layout
+
+\end_inset
+
+.
+ Others, such as evince
+\begin_inset Foot
+status collapsed
+
+\begin_layout Plain Layout
+Forward search with evince can be achieved by means of third party helper
+ scripts.
+ Please refer to
+\begin_inset CommandInset href
+LatexCommand href
+target "https://wiki.lyx.org/LyX/SyncTeX"
+literal "false"
+
+\end_inset
+
+ for details.
+\end_layout
+
+\end_inset
+
+, require some extra tools in order to use forward search.
+ While many of the widespread PDF viewers (most notably Adobe Reader) do
+ not support forward search at all, some other viewers – e.
+\begin_inset space \thinspace{}
+\end_inset
+
+g.
+ xpdf – allow at least to reload the document and jump to a specific page
+ of the file, so you can at least navigate
+\begin_inset Quotes eld
+\end_inset
+
+near
+\begin_inset Quotes erd
+\end_inset
+
+.
+ This latter functionality is provided by an external call of synctex (see
+ the predefined example configurations).
+
+\end_layout
+
+\begin_layout Standard
+Forward search works both with DVI and PDF output.
+ \SpecialChar LyX
+ simply checks which preview format you have used before (i.
+\begin_inset space \thinspace{}
+\end_inset
+
+e., which format is already there in the temporary directory) and chooses
+ the appropriate configuration for the respective format.
+\end_layout
+
+\begin_layout Chapter
+Special Document Classes
+\end_layout
+
+\begin_layout Section
+A&A Paper
+\end_layout
+
+\begin_layout Standard
+by
+\noun on
+Peter Sütterlin
+\end_layout
+
+\begin_layout Subsection
+Introduction
+\end_layout
+
+\begin_layout Standard
+This section describes how \SpecialChar LyX
+ can be used to write articles for submission
+ to the scientific journal
+\emph on
+Astronomy and Astrophysics
+\emph default
+ (
+\begin_inset Flex URL
+status collapsed
+
+\begin_layout Plain Layout
+
+https://www.aanda.org/
+\end_layout
+
+\end_inset
+
+) using Version 5.01 of the document class
+\family typewriter
+aa.cls