A Study of Graphical Permutations
Jessica Thune · Digital Scholarship - UNLV (University of Nevada Reno) · 2020
A permutation ? on a set of positive integers {a_1,a_2,...,a_n} is said to be graphical if there exists a graph containing exactly a_i vertices of degree (a_i) for each i. It has been shown that for positive integers with a_1