Data:L11n438/Multivariable Alexander

${\frac {t(1)t(4)^{3}-t(1)t(2)t(4)^{3}+t(3)t(4)^{3}-t(4)^{3}-2t(1)t(4)^{2}+3t(1)t(2)t(4)^{2}-t(2)t(4)^{2}+t(1)t(3)t(4)^{2}-2t(1)t(2)t(3)t(4)^{2}+2t(2)t(3)t(4)^{2}-3t(3)t(4)^{2}+2t(4)^{2}+2t(1)t(4)-3t(1)t(2)t(4)+t(2)t(4)-t(1)t(3)t(4)+2t(1)t(2)t(3)t(4)-2t(2)t(3)t(4)+3t(3)t(4)-2t(4)+t(1)t(2)-t(1)t(2)t(3)+t(2)t(3)-t(3)}{{\sqrt {t(1)}}{\sqrt {t(2)}}{\sqrt {t(3)}}t(4)^{3/2}}}$