function G = rmnode( G, v )
% G =                 v
%      0  1  1  0  0  0  0  0
%      1  0  0  1  0  0  0  0
%      1  0  0  0  1  0  1  0
%      0  1  0  0  1  1  0  0
%      0  0  1  1  0  1  1  1
%    v 0  0  0  1  1  0  0  0
%      0  0  1  0  1  0  0  1
%      0  0  0  0  1  0  1  0
% outG =                 
%      0  1  1  0  0  0  0
%      1  0  0  1  0  0  0
%      1  0  0  0  1  1  0
%      0  1  0  0  1  0  0
%      0  0  1  1  0  1  1
%      0  0  1  0  1  0  1
%      0  0  0  0  1  1  0
N = length(G);
newG = zeros(N,N-1);
% remove column
for i=1:N,
  k = 1;
  for j=1:N,
    if j == v,
    else
      newG(i,k) = G(i,j);
      k = k+1;
    end;
  end;
end;
newG2 = zeros(N-1,N-1);
% remove row
k = 1;
for i=1:N,
  if i == v,
  else
    row = newG(i,:);
    newG2(k,:) = row;
    k = k+1;
  end;
end;
G = newG2;
% G =  v
%    v 0  1  1  0  0
%      1  0  1  1  0
%      1  1  0  0  1
%      0  1  0  0  1
%      0  0  1  1  0
% outG =
%      0  1  1  0
%      1  0  0  1
%      1  0  0  1
%      0  1  1  0