2 papers
math.CO2026
3-Neighbor bootstrap percolation on two-dimensional grids
Neal Bushaw, Alexander Clifton
In the -neighbor bootstrap percolation process, a vertex becomes (and remains) infected if at least three of its neighbors are infected. We say that an initial configuration of…
math.CO2025
The Saturation Spectrum of Berge Stars
Neal Bushaw, Sean English, Emily Heath +2
The forbidden subgraph problem is among the oldest in extremal combinatorics -- how many edges can an -vertex -free graph have? The answer to this question is the well-studie…