function res = corr( t )

N = 100;
v = 0; 
d = log(2)/log(3);

for k = 1:N
    v = v+t^(-d)*(coefc(k)*(d+2*pi*complex(0,1)*k/log(3))*exp(2*pi*complex(0,1)*k*log(t)/log(3))*c_t(t,k)...
        + coefc(-k)*(d-2*pi*complex(0,1)*k/log(3))*exp(-2*pi*complex(0,1)*k*log(t)/log(3))*c_t(t,-k));
end;

res = v;


end

