2 papers
math.CO2024
The classification of homomorphism homogeneous oriented graphs
Bojana Pavlica, Christian Pech, Maja Pech
The modern theory of homogeneous structures begins with the work of Roland Fraïssé. The theory developed in the last seventy years is placed in the border area between combinatoric…
math.LO2023
Echeloned Spaces
Maxime Gheysens, Bojana Pavlica, Christian Pech +2
We introduce the notion of echeloned spaces - an order-theoretic abstraction of metric spaces. The first step is to characterize metrizable echeloned spaces. It turns out that morp…