2 papers
q-bio.PE2026
-diversity and Graph Sheaf Laplacians
Peter Davidson, Michael Grinfeld
We suggest a new approach to -diversity in ecological systems, based on the energy of the graph sheaf Laplacian associated with the sample data. This scalar quantity is easily…
math.PR2025
Rivers under Noise
Michael Scheutzow, Michael Grinfeld
We consider the deterministic and stochastic versions of a first order non-autonomous differential equation which allows us to discuss the persistence of rivers ("fleuves") under n…