14 citations · 14 across the 2 of their papers we have counts for
2 papers
math.CO1996★ 14 cited
Trapezoid Order Classification
Stephen Ryan
We show the nonequivalence of combinations of several natural geometric restrictions on trapezoid representations of trapezoid orders. Each of the properties unit parallelogram, un…
math.CO1996
Proper and Unit Trapezoid Orders and Graphs
Kenneth P. Bogart, Rolf H. Möhring, Stephen P. Ryan
We show that the class of trapezoid orders in which no trapezoid strictly contains any other trapezoid strictly contains the class of trapezoid orders in which every trapezoid can…