I am an assistant professor in the Department of Mathematics at National Taiwan University. Before NTU, I was a Dunham Jackson assistant professor (postdoc) in the School of Mathematics at University of Minnesota. I graduated from Indiana University in 2018.

Office: Astronomy Mathematics Building 506
Email: waikitlam(at)ntu.edu.tw

CV
Education
Research interests Publications/Preprints
  1. (With M. Damron, J. Hanson and D. Harper) Exceptional behavior in critical first-passage percolation and random sums. [arXiv]

  2. (With W.-K. Chen) Universality of superconcentration in the Sherrington-Kirkpatrick model. Random Structures & Algorithms. Volume 64, Issue 2 (2024), 267-286. [arXiv, Journal]

  3. (With A. Sen) Central limit theorem in disordered monomer-dimer model. [arXiv]

  4. (With M. Damron, J. Gold and X. Shen) On the number and size of holes in the growing ball of first-passage percolation. Transactions of the American Mathematical Society. Volume 377 (2024), 1641-1670. [arXiv, Journal]

  5. (With M. Damron, J. Hanson and D. Harper) Transitions for exceptional times in dynamical first-passage percolation. Probability Theory and Related Fields. Volume 185 (2023), 1039–1085. [arXiv, Journal]

  6. (With P. Nolin) Near-critical avalanches in 2D frozen percolation and forest fires. [arXiv]

  7. (With M. Damron, C. Janjigian and X. Shen) Tail bounds for the averaged empirical distribution on a geodesic in first-passage percolation. [arXiv]

  8. (With W.-K. Chen) Universality of approximate message passing algorithms. Electronic Journal of Probability. Volume 26 (2021), article no. 36, 1-44. [arXiv, Journal]

  9. (With M. Damron and J. Hanson) Universality of the time constant for 2D critical first-passage percolation. Annals of Applied Probability. Volume 33, Number 3 (2023), 1701-1731. [arXiv, Journal]

  10. (With W.-K. Chen) Order of fluctuations of the free energy in the SK model at critical temperature. ALEA Latin American Journal of Probability and Mathematical Statistics. Volume 16 (2019), 809-816. [arXiv, Journal]

  11. (With M. Damron and J. Hanson) The size of the boundary in first-passage percolation. Annals of Applied Probability. Volume 28, Number 5 (2018), 3184-3214. [arXiv, Journal]

  12. (With M. Damron and X. Wang) Asymptotics for 2D critical first passage percolation. Annals of Probability. Volume 45, Number 5 (2017), 2941-2970. [arXiv, Journal]
Poster

This poster briefly explains my work on two dimensional critical first-passage percolation (1 and 4 above).
Gallery

Simulations of some stochastic spatial models.
Seminars

In Spring 2018, I organized a graduate student seminar on random matrix theory. Click here for the notes.

Probability Seminar on NTU Campus.

Student Probability seminar at NTU.
Teaching
Links

Random Growth Models by Michael Damron, Firas Rassoul-Agha, and Timo Seppäläinen