function [ x, know ] = p07_sol ( m, know )

%*****************************************************************************80
%
%% P07_SOL returns known solutions for problem 7.
%
%  Licensing:
%
%    This code is distributed under the GNU LGPL license.
%
%  Modified:
%
%    15 February 2012
%
%  Author:
%
%    John Burkardt
%
%  Parameters:
%
%    Input, integer M, the spatial dimension.
%
%    Input/output, integer KNOW.
%    On input, KNOW is 0, or the index of the previously returned solution.
%    On output, KNOW is 0 if there are no more solutions, or it is the
%    index of the next solution.
%
%    Output, real X(M), the solution.
%
  know = 0;
  x = zeros ( m, 1 );

  return
end