Preprint
Jul 2026
Computable fermionic non-Gaussianity from the covariance matrix
A resource-theoretic framework for computable fermionic non-Gaussianity is established that unifies notions arising across quantum information, condensed-matter physics, and quantum chemistry, opening new directions for studying the complexity of quantum many-body systems and providing practical tools to assess the classical simulability of fermionic states relevant for quantum advantage.
P. S. Tarabunga, B. Jobst, Ra'ul Morral-Yepes et al.
· 5 citations