Data:L11a222/Multivariable Alexander

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-\frac{4 t(2)^2 t(1)^2-6 t(2) t(1)^2+2 t(1)^2-6 t(2)^2 t(1)+11 t(2) t(1)-6 t(1)+2 t(2)^2-6 t(2)+4}{t(1) t(2)}