1.1 --- a/doc/groups.dox	Sun Nov 30 00:51:20 2008 +0100
     1.2 +++ b/doc/groups.dox	Sun Nov 30 09:39:34 2008 +0000
     1.3 @@ -482,9 +482,18 @@
     1.4  */
     1.5  
     1.6  /**
     1.7 +@defgroup dimacs_group DIMACS format
     1.8 +@ingroup io_group
     1.9 +\brief Read and write files in DIMACS format
    1.10 +
    1.11 +Tools to read a digraph from or write it to a file in DIMACS format data.
    1.12 +*/
    1.13 +
    1.14 +/**
    1.15  @defgroup nauty_group NAUTY Format
    1.16  @ingroup io_group
    1.17  \brief Read \e Nauty format
    1.18 +
    1.19  Tool to read graphs from \e Nauty format data.
    1.20  */
    1.21