x = [0,1,2,3,4,5];
y = [2.1, 7.70, 13.60, 27.20, 40.90, 61.10];

x_nva = 0:0.01:5;

N = length(x_nva);
y_nva = zeros(N, 1);

for k=1:N
    y_nva(k) = Interpolacion_Lineal(x_nva(k), x, y);
end;

plot(x_nva, y_nva, 'r-.', x, y, 'k*');
xlabel('x');
ylabel('f(x)');
