function p01_header ( DUMMY )

%% P01_HEADER prints some information about problem 01.
%
%  Modified:
%
%    07 February 2006
%
%  Author:
%
%    John Burkardt
%
%  Reference:
%
%    Per-Olof Persson and Gilbert Strang,
%    A Simple Mesh Generator in MATLAB,
%    SIAM Review,
%    Volume 46, Number 2, June 2004, pages 329-345.
%
%  Parameters:
%
%    None.
%
  m = 2;

  center = [ 0.0, 0.0 ];
  r1 = 1.0;

  fprintf ( 1, '\n' );
  fprintf ( 1, 'P01:\n' );
  fprintf ( 1, '  Strang and Persson example #1\n' );
  fprintf ( 1, '  The unit circle.\n' );
  fprintf ( 1, '  Radius = %f\n', r1 );
  fprintf ( 1, '  Center = (%f, %f)\n', center(1:2) );
  fprintf ( 1, '\n' );
  fprintf ( 1, '  A uniform mesh density is requested.\n' );
  fprintf ( 1, '  Element sizes tried were 0.4, 0.2, 0.1.\n' );
  
  fprintf ( 1, '\n' );
  boundary_segment_num = p01_boundary_segment_num ( 'DUMMY' );  
  fprintf ( 1, '  Number of boundary segments = %d\n', boundary_segment_num );
  fixed_num = p01_fixed_num ( 'DUMMY' );  
  fprintf ( 1, '  Number of fixed points = %d\n', fixed_num );
  hole_num = p01_hole_num ( 'DUMMY' );  
  fprintf ( 1, '  Number of holes = %d\n', hole_num );