function k = prikladBlockJacobi(Nx,Ny)

prec = 1e-6;

i = 10;
h = 1/i;
[A,b,I] = priklad2(h,Nx,Ny);
    
n = length(b);
    
u = A\b;

n = length(b);
u0 = zeros(n,1);

[u,k] = BlockJacobi2(A,b,u0,prec,10000,I);
k
