Braid #98

Braid group element: $\sigma_{1}^{3} \sigma_{2}^{-1} \sigma_{1}^{1} \sigma_{2}^{-1} \sigma_{1}^{1} \sigma_{2}^{-1} \sigma_{1}^{1} \sigma_{2}^{-1}\in B_{3}$
Plot:

Determinant: $$\frac{-t^{8} + 5t^{7} - 11t^{6} + 17t^{5} - 19t^{4} + 17t^{3} - 11t^{2} + 5t - 1}{t^{4}}$$ Signatures:

$-2$ $0$

Gael Collinet and Pierre Guillot, 2010.