A Note on Transversals

Hamid-Reza Fanai1
1Department of Mathematical Sciences Sharif University of Technology P. O. Box 11365-9415 Tehran, Iran.

Abstract

Let \(B\) be an \(m \times n\) array in which each symbol appears at most \(k\) times. We show that if \(k \leq \frac{n(n-1)}{8(m+n-2)} + 1\) then \(B\) has a transversal.