The Bruce-Roberts number of a function on a hypersurface with isolated singularity

Juan J. Nuño-Ballesteros, Bruna Oréfice-Okamoto, Bárbara K. L. Pereira +1

Let $(X,0)$ be an isolated hypersurface singularity defined by $\varphi :({\mathbb{C}}^n,0)\to (\mathbb{C},0)$ and $f:({\mathbb{C}}^n,0)\to \mathbb{C}$ such that the Bruce-Roberts number…