
%   - compute intersections of lines and planes
%   - compute lines perpendicular to a plane
%
%   See also
%
%
% REPLACE_WITH_DASH_DASHREPLACE_WITH_DASH_DASHREPLACE_WITH_DASH_DASH
% Author: David Legland
% e-mail: david.legland@grignon.inra.fr
% Created: 2009-06-22,    using Matlab 7.7.0.471 (R2008b)
% Copyright 2009 INRA - Cepia Software Platform.


%% Create points and lines

% create some points: points are simply represented by a row vector of 3
% elements.
p1 = [10 20 30];
p2 = [80 