pln{1}(1,:,:) = [ -.1 -.1 ;
                  1.1 1.1 ;];
pln{1}(2,:,:) = [ -.1 2.1 ;
                  -.1 2.1 ;];
pln{1}(3,:,:) = [ 0 0 ;
                  0 0 ;];
pln{1}(4,:,:) = [ 1 1 ;
                  1 1 ;];


pln{2}(1,:,:) = [ -.1 -.1 ;
                  -.1 -.1 ;];
pln{2}(2,:,:) = [ -.1 2.1 ;
                  -.1 2.1 ;];
pln{2}(3,:,:) = [ 2 1 ;
                  0 0 ;];
pln{2}(4,:,:) = [ 1 1 ;
                  1 1 ;];


pln{3}(1,:,:) = [ -.1 -.1 ;
                  1.1 1.1 ;];
pln{3}(2,:,:) = [ -.1 2.1 ;
                  -.1 2.1 ;];
pln{3}(3,:,:) = [ 2 1 ;
                  2 1 ;];
pln{3}(4,:,:) = [ 1 1 ;
                  1 1 ;];
              

pln{4}(1,:,:) = [ -.1 (.9)*sqrt(2)/2 .9;
                  -.1 sqrt(2)/2 .9;
                  ];
pln{4}(2,:,:) = [ 0 0 1;
                  0 0 1;
                  ];
pln{4}(3,:,:) = [ 0 0 0;
                  2 sqrt(2) 2;
                  ];
pln{4}(4,:,:) = [ 1 sqrt(2)/2 1;
                  1 sqrt(2)/2 1;
                  ];
              
pln{5}(1,:,:) = [ 1 sqrt(2)/2 0;
                  1 sqrt(2)/2 0;
                  ];
pln{5}(2,:,:) = [ 1 sqrt(2) 2;
                  1 sqrt(2) 2;
                  ];
pln{5}(3,:,:) = [ 0 0 0;
                  2 sqrt(2) 2;
                  ];
pln{5}(4,:,:) = [ 1 sqrt(2)/2 1;
                  1 sqrt(2)/2 1;
                  ];