2 papers
cs.LO2022
Descriptive complexity of the generalized spectra of graphs
Aida Abiad, Anuj Dawar, Octavio Zapata
Two graphs are cospectral if their respective adjacency matrices have the same multiset of eigenvalues, and generalized cospectral if they are cospectral and so are their complemen…
cs.LO2020
Effectus of Quantum Probability on Relational Structures
Octavio Zapata
The notion of effectus from categorical logic is relevant in the emerging field of categorical probability theory. In some cases, stochastic maps are represented by maps in the Kle…