135 citations · 160 across the 16 of their papers we have counts for
Showing 2020Show all
3 papers · 1 filter
cs.DM2020★ 1 cited
Stick graphs: examples and counter-examples
Irena Rusu
Grid intersection graphs are the intersection graphs of vertical and horizontal segments in the plane. When the bottom and respectively left endpoints of the vertical and horizonta…
cs.DS2020
Sorting Permutations with Fixed Pinnacle Set
Irena Rusu
We give a positive answer to a question raised by Davis et al. ({\em Discrete Mathematics} 341, 2018), concerning permutations with the same pinnacle set. Given , a {\em…
math.CO2020
Admissible pinnacle orderings
Irena Rusu, Bridget Eileen Tenner
A pinnacle of a permutation is a value that is larger than its immediate neighbors when written in one-line notation. In this paper, we build on previous work that characterized ad…