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Xavier Pérez Giménez

Postdoctoral fellow at the
Department of Mathematics
Ryerson University
350 Victoria St.
Toronto ON
Canada M5B 2K3

Member of Graphs at Ryerson (G@R) group

Office: ENG228
Email: xperez at either or
Phone: +1 416 979 5000 ext. 6971
Fax: +1 416 598 5917
Old website:

Here is my CV.

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I will join the Department of Mathematics of the University of Nebraska-Lincoln as an Assistant Professor in August 2016!

I am currently looking for graduate students excited about probabilistic combinatorics.

Research Interests

Selected publications

(Click here for a full list of publications.)

  1. Strong-majority bootstrap percolation on regular graphs with low dissemination threshold (preprint)
    (with D. Mitsche and P. Prałat)
    Submitted to Stochastic Processes and their Applications.

  2. Arboricity and spanning-tree packing in random graphs (preprint)
    (with P. Gao and C.M. Sato)
    Submitted to Random Structures & Algorithms.

    Conference version:
    Arboricity and spanning-tree packing in random graphs with an application to load balancing
    In 25th Annual ACM-SIAM Symposium on Discrete Algorithms (SODA), 2014.

  3. Asymptotic enumeration of strongly connected digraphs by vertices and edges (preprint) (doi)
    (with N. Wormald)
    Random Structures & Algorithms, 43(1):80-114, 2013.

  4. Disjoint Hamilton cycles in the random geometric graph (preprint) (doi)
    (with T. Müller and N. Wormald)
    Journal of Graph Theory, 68(4):299-322, 2011.

  5. On the chromatic number of random d-regular graphs (preprint) (doi)
    (with G. Kemkes and N. Wormald)
    Advances in Mathematics, 223(1):300-328, 2010.

Slides of recent talks

Recent teaching

Other stuff i like

(Last updated March 2016)