Separable degree of the Gauss map and strict dual curves over finite fields

Nazar Arakelian

Let $\mathcal{X}$ be a projective algebraic curve and denote by ${\mathcal{X}}^{{}^{\prime }}$ its strict dual curve. The map $\gamma :\mathcal{X}⟶{\mathcal{X}}^{{}^{\prime }}$ is called (strict)…