## José Alejandro Samper |
Fuqua Research Assistant Professor Department of Mathematics University of Miami Coral Gables, FL Email: samper[at]math[dot]miami[dot]edu Office: Ungar 421 | |

- Lexicographic shellability, matroids and pure order ideals, (With Steven Klee)
*Advances in Applied Mathematics*,**67**(2015), 1-19. (Relevant Code) - The topology of the external activity complex of a matroid, (With Federico Ardila and Federico Castillo)
*Electronic Journal of Combinatorics*,**23**(2016), #P3.8. - Higher Chordality: From graphs to complexes,(With Karim Adiprasito and Eran Nevo)
*Proceedings of the AMS*,**144**(2016), no. 8, 3317-3329. - A geometric lower bound theorem, (With Karim Adiprasito and Eran Nevo)
*Geometric and Functional Analysis*,**26**(2016), no. 2, 359-378. - Quasi-matroidal classes of ordered simplicial complexes, submitted

- The lower bound theorem for polytopes that approximate C^1-convex bodies. (With Karim Adiprasito)
*DMCTS Proceedings of FPSAC 14 (2014)* - Matroids vs. Shifted Complexes. (With Steven Klee)
*Oberwolfach reports, in press(2015)* - The topology of the external activity complex of a matroid. (With Federico Ardila and Federico Castillo)
*DMCTS Proceedings of FPSAC 16 (2016)* - Relaxations of the matroid Axioms: Independence, Exchange and circuits
*DMCTS Proceedings of FPSAC 16 (2016)*

- La Conjetura de Stanley sobre el h-vector de una matroide. (In spanish). Undergraduate thesis. (2011). Slides in english
- Combinatorics of polytopes that approximate smooth convex bodies Poster presented in the conference CoMeTA in Cortona, Italy
- The lower bound theorem for polytopes that approximate smooth convex bodies. Slides from talk in FPSAC 14
- The topology of the external activity complex of a matroid. Poster presented in the IMA Workshop in Geometric and Enumerative Combinatorics in fall 2014.
- Relaxing the matroid axioms. Slides for various talks given in the fall of 2015