function element_size = p02_element_size ( DUMMY )

%% P02_ELEMENT_SIZE returns a typical element size for problem 02.
%
%  Modified:
%
%    11 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:
%
%    Input, real ELEMENT_SIZE, a typical element size.
%
  element_size = 0.1;