On the Cohen-Macaulayness of tangent cones of monomial curves in ${\mathbb{A}}^4(K)$

Feza Arslan, Anargyros Katsabekis, Melissa Nalbandiyan

In this paper we give necessary and sufficient conditions for the Cohen-Macaulayness of the tangent cone of a monomial curve in the 4-dimensional affine space. We study particularl…