function res = c_t( t,n )

%res = int(sinc(x)*x^(log(2)/log(3)-1)*x^(2*pi*complex(0,1)/log(3)), x = 0..t);

c_t = integral(@(x) sinc(x).*x.^(log(2)/log(3)-1).*x.^(2*pi*n*i/log(3)),0, t)



end

