Jian Shen

most citedThree layer

Q_{2}

-free families in the Boolean lattice

1 citations · 1 across the 2 of their papers we have counts for

collaborators

2 papers

math.CO2026

On the Gap Structure of Generalized Stirling Numbers

Jianru Shen, Udita N. Katugampola

Katugampola's 2015 study of generalized fractional differential operators produced triangular arrays of integer coefficients indexed by a fractional order r and by dimensions n and…

math.CO2011★ 1 cited

Three layer $Q_{2}$ -free families in the Boolean lattice

Jacob Manske, Jian Shen

We prove that the largest $Q_{2}$ -free family of subsets of $[n]$ which contains sets of at most three different sizes has at most $(3 + 23) N /3 + o (N) \approx 2.1547 N + o (N)$ …

On the Gap Structure of Generalized Stirling Numbers

Three layer Q2​-free families in the Boolean lattice

Three layer $Q_{2}$ -free families in the Boolean lattice