From the local Euler obstruction to the topology of singular dynamical systems — a path of more than twenty years in the geometry and topology of singular spaces, with collaborations in Brazil, France, the United States, Spain, and Mexico.
Characteristic classes of singular varieties, invariants, and intersection homology.
Conley index theory for Gutierrez–Sotomayor flows on singular manifolds.
Divisorial geometry and invariant theory.
Racial literacy, research on Black communities and racial equity.
FAPESP Thematic Project. Principal investigator.
Brazil–Germany cooperation. Coordinator. Collaborators: Maria Aparecida Soares Ruas, João Nivaldo Tomazella, Thaís Maria Dalbelo, Miriam da Silva Pereira, Anne Frühbis-Krüger, Wolfgang Ebeling, Duco van Straten, among others.
Cooperation with the Singularities group at Aix-Marseille Université. Coordinator.
Six subprojects, ranging from stable mappings to invariants on toric varieties. Coordinator.
Renewed across successive individual research project cycles.
Postdoctoral fellowships, cotutelle agreements, and international cooperation projects have built an active network of scientific collaboration over more than twenty years.
Spain · FAPESP funding
Boston, USA · FAPESP funding
France · CNPq funding
Marseille, France · advisors Maria Aparecida Soares Ruas and Jean-Paul Brasselet
Frequent collaborators include researchers in Brazil, France, Spain, Mexico, and the United States. The network also supports ongoing proposals for cooperation with African partners (CNPq/MCTI PROAFRICA) and the formation of a national research network (CNPq/FNDCT Universal).