Santiago López de Medrano Santiago López de Medrano Santiago López de Medrano Sánchez (born October 15, 1942 in Mexico City) is a Mexican mathematician, who works as a researcher at the National Autonomous University of Mexico (UNAM). His research has concerned knot theory, singularity theory, biomathematics, and differential topology. López de Medrano did his undergraduate studies at UNAM, and earned his Ph.D. from Princeton University in 1969, under the supervision of William Browder. He returned to UNAM as a researcher and professor in 1968, and was president of the Mexican Mathematical Society from 1969 to 1973. López de Medrano presented his work on knot
Alejandro Palacios Osorio for a friendly-international match against Senegal. Palacios was named in Mexico's provisional squad for Copa América Centenario but was cut from the final squad. UNAM Pumas Alejandro Palacios Miguel Alejandro Palacios Redorta (born 6 March 1981) is a Mexican football goalkeeper who played for Atlético San Luis in the Ascenso MX. He joined UNAM at the age of 16, and was administered to Puma's youth sub-17 squad, as well as his twin brother Marco Antonio Palacios, a defender. Alejandro Palacios made his first division debut on May 17, 2003. Typically, Palacios has acted as back-up to veteran goalkeeper Sergio