Braid #15

Braid group element: $\sigma_{1}^{4} \sigma_{2}^{-1} \sigma_{1}^{1} \sigma_{2}^{-2}\in B_{3}$
Plot:

Determinant: $$\frac{t^{6} - 3t^{5} + 5t^{4} - 5t^{3} + 5t^{2} - 3t + 1}{t^{3}}$$ Signatures:

$-2$ $0$

Gael Collinet and Pierre Guillot, 2010.