% for normalization

n = fir(2,1);
s = size(fir);
for i = 1:s(1,2),
 fir(2,i) = fir(2,i) / n;
end

s = size(fp);
for i = 1:s(1,2),
 fp(2,i) = fp(2,i) / n;
end

s = size(k);
for i = 1:s(1,2),
 k(2,i) = k(2,i) / n;
end

s = size(l);
for i = 1:s(1,2),
 l(2,i) = l(2,i) / n;
end

