function dim_num = p07_dim_num ( )

%*****************************************************************************80
%
%% P07_DIM_NUM returns the spatial dimension for problem p07.
%
%  Licensing:
%
%    This code is distributed under the GNU LGPL license.
%
%  Modified:
%
%    20 July 2012
%
%  Author:
%
%    John Burkardt
%
%  Parameters:
%
%    Output, integer DIM_NUM, the spatial dimension of the
%    dependent variables.
%
  dim_num = 2;

  return
end