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20212026
most citedThe return of (I)DeFiX

18 citations

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quant-ph2026

Covariant formulation of the Berry connection in non-Hermitian systems

Ievgen I. Arkhipov

Non-Hermitian systems exhibit spectral and topological phenomena absent in Hermitian physics; however, their geometric characterization remains subtle due to the intrinsic ambiguit…