SCHOOL OF MATHEMATICS
Sergio Andrés
PÉREZ LEÓN
Director of Postgraduate Office
Director of GED
Research Group
CONTACT
Information
saperezl@uis.edu.co
+57 (607) 634 4000
Extension: 2309
GENERAL
Biography
Professor Sergio Andrés Pérez León holds a Bachelor’s degree in Mathematics from UIS (Universidad Industrial de Santander). In 2009, he earned a bronze medal in the IberoAmerican Interuniversity Mathematics Competition. In 2010, he received the Cum Laude Diploma. In 2013, he completed his Master’s degree in Mathematics at UIS, and in 2017, he successfully finished his Ph.D. in Mathematics at the Universidade Estadual de Campinas. Currently, he serves as an Assistant Professor in the School of Mathematics at UIS.
Among the courses he has taught at the universities where he has worked are: Differential Calculus, Integral Calculus, Multivariable Calculus, Differential Equations, Special Mathematics, Number Theory, Set Theory, Foundations of Mathematics, Complex Analysis, and Linear Algebra I.
EDUCATION AND
Qualifications

PhD in Mathematics
Universidade Estadual de Campinas, 2017

Master in Mathematics
Universidad Industrial de Santander, 2013

Bachelor in Mathematics
Universidad Industrial de Santander, 2010
Director of Postgraduate Office
Director of
GED Research Group
CONTACT
Information
saperezl@uis.edu.co
+57 (607) 634 4000
Extension: 2309
AREAS OF
Expertise
Banach spaces
Operator theory
Approximation property
Complemented subspaces
OFFICE
Hours
Tuesdays and
Thursdays
10:00 p. m. – 12:00 m.
UIS Campus Central, Edificio Camilo Torres, oficina 254B
Outstanding
Works

Uncomplemented subspaces in operator and polynomial ideals
Article, Revista Matemática Complutense, 2022