Tangent cones at infinity

Luis Renato Gonçalves Dias, Nilva Rodrigues Ribeiro

Let $X\subset {\mathbb{C}}^m$ be an unbounded pure $k$-dimensional algebraic set. We define the tangent cones $C_{4,\infty }(X)$ and $C_{5,\infty }(X)$ of $X$ at infinity. We establish…