TOWARDS THE WEB OF QUANTUM CHAOS DIAGNOSTICS

Towards the web of quantum chaos diagnostics

Abstract We study the connections between three quantities that can be used as diagnostics for quantum chaos, i.e., the out-of-time-order correlator (OTOC), Loschmidt echo (LE), and complexity.We generalize the connection between leather-strapon OTOC and LE for infinite dimensions and extend it for higher-order OTOCs and multi-fold LEs.Novel applic

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