function st_header_write ( output_filename, nrow, ncol, nnzero )

%*****************************************************************************80
%
%% ST_HEADER_WRITE writes the header of an ST file.
%
%  Discussion:
%
%    There is no header for an ST file.  But for completeness, we supply
%    this dummy routine.
%
%  Licensing:
%
%    This code is distributed under the GNU LGPL license.
%
%  Modified:
%
%    01 November 2008
%
%  Author:
%
%    John Burkardt
%
%  Parameters:
%
%    Input, string OUTPUT_FILENAME, the name of the ST file.
%
%    Input, integer NROW, the assumed number of rows in the matrix.
%
%    Input, integer NCOL, the assumed number of columns in the matrix.
%
%    Input, integer NNZERO, the assumed number of nonzeros in the matrix.
%
  return
end