39 citations · 127 across the 37 of their papers we have counts for
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math.GT2023
Relative Bruce-Roberts number and Chern obstruction
Bárbara K. Lima Pereira, Maria Aparecida Soares Ruas, Hellen Santana
Let be the germ of an equidimensional analytic set in and a map-germ into the plane defined on In this work, we investigate topological…
math.GT2019
Local bi-Lipschitz classification of semialgebraic surfaces
Jean-paul Brasselet, Maria Aparecida Soares Ruas, Thuy Nguyen
We provide bi-Lipschitz invariants for finitely determined map germs , where or . The aim of the p…
math.GT2015★ 2 cited
On a singular variety associated to a polynomial mapping from $\C^n$ to $\C^{n-1}$
Nguyen Thi Bich Thuy, Maria Aparecida Soares Ruas
We construct a singular variety associated to a polynomial mapping $G : \C^{n} \to \C^{n - 1}$ where . We prove that in the case $G : \C^{3} \to \C^{2}$…