2 papers
math.CO2020
The crosscut poset and the fixed point property
Ana Gargantini, Miguel Ottina
We introduce two novel ideas related to the crosscut poset and give many examples of application of these ideas to the fixed point property.
math.AT2019
A new tool to study the fixed point property of finite posets
Ana Gargantini, Miguel Ottina
We develop a novel tool to study the fixed point property of finite posets using a topological approach. Our tool is a construction which turns out to induce an endofunctor of the…