I have been invited to present my mathematical results at several prestigious international mathematics congresses, including conferences in Asia, Europe, South America, and the United States:
Gave a talk at “Singularities and Algebraic Geometry”, Phan Thiet, Vietnam, 01/2026.
Gave a talk at “13th mini Workshop on Singularity and Geometry”, Brazil, 09/2025.
Gave a talk at “Mathematical Congress of the Americas”, Miami-US, 07/2025.
Gave a seminar talk at "Séminaire de Géométrie e Topologie de Marseille", FRUMAM, Aix-Marseille University, France, 06/2025.
Gave a talk at "Spring School/Conference: Singularities in Algebraic Geometry", Centre de Mathématiques Henri Lebesgue, University of Rennes, France, 06/2025.
Gave two seminar lectures on polynomial mappings and characteristic classes for "Complex analysis seminar", Faculty of Mathematics and Physics, Ljubljana, Slovenia, 10/2024.
Presented a research work at "Trieste Algebraic Geometry Summer School (TAGSS) 2024 - Tropical Geometry and Related Topics", held at ICTP, Trieste, Italy, 09/2024.
Gave a talk on Characteristic Classes at "Singularities and Algebraic Geometry", Phu Yen University, Vietnam, 03/2024.
Gave a colloquium talk at Kiel University, Germany, 09/2023.
Gave a lecture at “Characteristic Classes and Singular Spaces”, Kiel, Germany, 09/2023.
Gave a lecture at “Oka Theory and Complex Geometry Conference”, Sophus Lie conference centre, Nordfjordeid, Norway, 06/2023.
Gave a talk at "Mini-Workshop: Dynamics and Geometry", University of Oslo, Norway, 06/2023.
Gave a talk at at “Gdańsk-Kraków-Łódź-Warzawa Workshop in Singularity Theory”, Poland, 12/2022.
Gave a talk at “Applied Topology in Bedlewo”, Poznan, Poland, 07/2022.
Gave a talk at “Brazil-Chile-Mexico Meeting on Singularities”, Vitória, Brazil, 05/2022.
Gave a talk at “Mathematical Congress of the Americas”, June 2021.
Gave a seminar talk at “Seminar Number Theory and Algebraic Geometry”, KU Leuven, Belgium, 10/2019.
Gave a talk at “32o Colóquio Brasileiro”, IMPA, Rio de Janeiro, Brazil, 08/2019.
Gave a talk at “Vietnam-USA Joint Mathematical Meeting”, Qui Nhon, Vietnam, 06/2019.
Gave a talk at “Workshop on Singularities, Geometry and Differential Equations”, Vitória, Brazil, 01/2019.
Gave a talk on Jacobian conjecture for “A Hora da Matemática”, UNESP University, Campus São José do Rio Preto, 2018.
Gave a talk at “IV Encontro de singularidade no Nordeste”, João Pessoa, Brazil, 2017.
Gave a talk at “14th International Workshop on Real and Complex Singularities”, São Carlos, Brazil, 2016.
Gave a talk at “20th Brazilian Topology Meeting”, Curitiba, Brazil, 2016.
Gave a talk at “Brazil-Mexico Meeting on Singularities”, Salvador, Bahia, Brazil, 2015.
Gave a talk at “Workshop in Singularities, Geometry and Differential Equations”, Fortaleza, Ceará, Brazil, 2015.
Presented research work at “XIX Encontro Brasileiro de Topologia”, São José do Rio Preto, Brazil, 2014.
Presented research work at “Workshop on Singularities in Geometry, Topology, Foliations and Dynamics”, Merida, Mexico, 2014.
Gave a talk at “13o Workshop on Real and Complex Singularities”, São Carlos, Brazil, 2014.
Gave a talk at “The first Franco-Japanese-Vietnamese Symposium on Singularities”, Nice, France, 2013.
Gave a talk at “Seminars in Mathematics”, Institute of Mathematics, Hanoi, Vietnam, 2013.
Gave a talk at “Geometry and Topology of Singular Varieties Theory and Applications”, Hanoi, Vietnam, 2013.
Gave a talk at “SMF-VMS Joint Congress”, Hue, Vietnam, 2012.
Gave a talk at “Rencontre Marseille-Nice-Chambéry de Singularités”, Marseille, France, 2012.
Gave a talk at “Seminars of Singularities”, Jagiellonian University of Krakow, Poland, 2012.
Gave a talk at “Colloque d´inauguration du LIA de Mathématiques entre France et Vietnam”. Paris, France, 2011.