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
Rodolfo Vilchis with the team against UNAM on January 10, 2014. The Mexican club signed Vilchis on June 5, 2014. Vilchis fractured his fifth metatarsus on July 21 and was ruled out of the next eight games of the Apertura 2014. Rodolfo Vilchis Rodolfo Vilchis Cruz (born September 15, 1989) is a Mexican footballer currently playing as a midfielder for Morelia in Liga MX. Vilchis began his career in the youth ranks of Monarcas Morelia in 2008. He spent most of his time with the team on loan to second division teams, helping Neza to the Championship in 2012-2013. He returned to